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Top Blockchain Companies & Developers in Sofia

Ratings Updated: July 9, 2026
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11 Leaders 15 Contenders

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27 Companies

Country: Bulgaria
City: Sofia

List of the Top Sofia Blockchain Development Companies

  • Featured

    What are Featured Providers?

    RedDuck Logotype

    RedDuck

    5.0 14 reviews
    Verified
    $5,000+
    $50 - $99 / hr
    10 - 49
    Serves Sofia, Bulgaria

    Services provided

    100% Blockchain

    RedDuck is a Blockchain Development company specializing in Blockchain Technology, Smart Contract Development, and Cryptocurrency Development. Across multiple reviews, clients consistently commend their technical precision, strategic vision, and timely delivery. Approximately 100% of feedback highlights RedDuck's exceptional project management and responsiveness, while 80% emphasize their ability to handle complex projects and deliver secure, user-friendly solutions.

    See all 14 projects

    Reviews mention Timely

    Overall, client feedback highlights RedDuck's strong commitment to timely delivery. One client noted their 'impeccable experience and deliverable product in extremely timely manner,' while another emphasized their 'productive time management' and consistent on-time deliveries. Additionally, responsiveness was praised, with one client mentioning that most inquiries received a response within an hour. This consistent sentiment indicates that RedDuck effectively meets deadlines and maintains proactive communication throughout project phases.
    • Platform Development for Financial Services Company
      5.0 Jul 31, 2023

      RedDuck has been very productive in their time management and has always delivered on time. They have been very proactive in communication with daily stand-ups and managers holding the junior devs responsible for the delivery timeline promised.

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    • Smart Contract Development for Metaverse
      5.0 May 26, 2023

      The RedDuck team responses extremely in-time. We usually set up in-day meetings so we could be on schedule and in context.

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    • Smart Contract Development for Blockchain Company
      5.0 May 17, 2023

      Mark and his team delivered an impeccable experience and deliverable product in extremely timely manner. These guys were the best! Smart and efficient they brought great ideas to make our product even better!

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    5 of 5 Blockchain reviews are 5 stars
    2 new reviews for Blockchain in past 6 months
    $50,000 – $199,999 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Development for FinTech Company

    5.0 — RedDuck developed a DeFi platform for a financial technology company. The team built the client's smart contracts, backend infrastructure, frontend app, user dashboard, landing website, and a Read more
    Read 5 Reviews

    Industry Experience

    RedDuck demonstrates significant expertise in the Financial Services, Gaming, and Logistics industries, with strong feedback highlighting their proficiency in blockchain development, smart contracts, and project management. Clients praised their ability to deliver secure, efficient solutions tailored to complex requirements, particularly in DeFi and tokenization projects. Overall sentiment is highly positive, particularly within Financial Services, where they are recognized for their innovative approaches and strategic insights, making them a suitable partner for companies in these sectors.

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    Financial services Other Industry Logistics & Supply Chain Gaming

    More responsive than most other service providers

    RedDuck is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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  • LimeChain Logotype

    4.9 6 reviews
    $5,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    70% Blockchain
    10% Custom Software Development
    10% IT Strategy Consulting +1 service
    10% Mobile App Development

    LimeChain, a blockchain development company, excels in smart contract and decentralized application development, consistently delivering high-quality solutions. They are praised for their project management, talent quality, and alignment with client values, with approximately 100% of reviewers highlighting timely delivery and effective communication. While technical communication skills could improve, their expertise and proactive approach remain impressive.

    See all 6 projects
    1 of 2 reviews are 5 stars
    2 new reviews for Blockchain services
    $200,000 – $999,999 avg. project cost

    Reviewed 2 times in the past 6 months

    Recent reviews of LimeChain highlight their exceptional project management and technical expertise, particularly in blockchain initiatives. Clients noted timely delivery and high-quality outputs, such as a staking platform for Pixels and various tokenization solutions for Coinbase. Feedback praised their proactive approach and organizational skills, although some technical team members were noted to have weak English communication skills. Overall, clients expressed satisfaction with LimeChain's alignment with their company values and ability to meet project goals.
    Read 2 Recent Reviews
    1 of 2 Blockchain reviews are 5 stars
    2 new reviews for Blockchain in past 6 months
    $200,000 – $999,999 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Dev & Design for Web3 Gaming Company

    5.0 — LimeChain developed a staking platform for a web3 gaming company. The team created the UX/UI design, built the backend, developed smart contracts on the Ronin chain, and built a dual-token reward Read more
    Read 2 Reviews

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    Switzerland (2) United States (2) Austria (1) Bulgaria (1)

    Review Rating from Clients

    5.0/5.0

    Quality

    4.5

    Schedule

    4.5

    Cost

    4.0

    Willing to Refer

    5.0

    Local clients describe LimeChain as knowledgeable and innovative in blockchain solutions, successfully managing ICO projects and smart contract deployment. They commend their problem-solving capabilities and adaptability, while suggesting enhanced project management practices could further improve collaboration.
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  • Quanterall Logotype

    5.0 3 reviews
    $50,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    30% Blockchain
    30% Custom Software Development
    15% IoT Development +2 services
    15% Web Development
    10% Mobile App Development

    Quanterall is a software development company specializing in blockchain, smart contracts, and financial transaction systems. They are praised for their technical expertise, effective communication, and professionalism, with 100% of reviews mentioning high-quality deliverables and strong project management. Clients value Quanterall's flexibility and ability to integrate advanced technologies into complex projects efficiently.

    See all 3 projects

    Industry Experience

    Quanterall has demonstrated expertise across multiple industries, notably IT Services, Financial Services, and Logistics & Supply Chain. Clients commend their strong programming capabilities in Haskell and Erlang, effective testing practices, and flexibility in project management. The overall sentiment is highly positive, with clients noting Quanterall's ability to deliver high-quality solutions tailored to specific industry needs, particularly in developing financial smart contracts and integrated software solutions.

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    IT Services Financial services Logistics & Supply Chain

    Average Project Cost Breakdown

    $10,000 to $49,000 (1) $50,000 to $199,999 (1)

    What Clients Have Said

    Quanterall is noted for delivering high-quality solutions that provide good value for money. Clients expressed satisfaction with the cost-effectiveness of their services, with one reviewer highlighting the company's ability to enhance existing systems efficiently. Another emphasized the strong relationship built through talent development, which contributed to the perceived value. Overall, feedback indicates that clients found Quanterall's pricing aligned with the quality of work delivered, reinforcing a positive sentiment regarding their cost and value proposition.
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    Bulgaria (1) Singapore (1) England (1)

    Sofia, Bulgaria

    Boulevard Tsarigradsko Shose 111, Sofia Tech Park, Labs Building
    Sofia, Bulgaria 1784

    76 - 100

    +359 879 411 007

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  • INDUSTRIA Logotype

    5.0 4 reviews
    Undisclosed
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Services provided

    50% Blockchain
    30% Custom Software Development
    20% UX/UI Design

    INDUSTRIA is a Blockchain Development company specializing in Distributed Ledger Technology and Smart Contract Development. They have received overwhelmingly positive feedback, with clients praising their engineering excellence and effective project management. Approximately 100% of reviewers highlight their commitment and collaborative spirit, noting their ability to handle complex, R&D-focused projects efficiently.

    See all 4 projects

    Reviews mention Easy to work with

    Clients consistently describe INDUSTRIA as highly collaborative and supportive, emphasizing their ease of communication and adaptability in project management. One client noted their project management model as 'invisible and efficient,' while another praised the team's willingness to engage deeply with challenges. Overall, the sentiment is overwhelmingly positive, with clients appreciating their excellent engineering skills and realistic approach, making them enjoyable and effective partners in complex projects.
    • Blockchain Development for Automation Machinery Company
      5.0 Mar 23, 2022

      They understood that the type of projects we were working on were more the R&D type, and we handled the life of the project in kind. They were able to absorb the variability of such projects. I'm very grateful for their attitude that was supportive. They don't try to oversell the technology. They are willing to dig deep into issues, and were also willing to follow us to think out of the box. And finally, they enjoy their work which makes them enjoyable to work with.

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    Industry Experience

    INDUSTRIA has demonstrated strong expertise in various industries including Software, Utilities, Environmental Services, and other sectors requiring decentralization technologies. Clients highlight their proficiency in developing Corda-based solutions, exceptional project management, and effective communication. Positive feedback emphasizes their engineering capabilities, proactivity in problem-solving, and commitment to delivering on time and within budget. Overall, INDUSTRIA is well-suited for projects in fintech, energy, and sustainability, making them a valuable partner for similar ventures.

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    Other Industry Software Utilities Environmental Services

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    England (2) France (1) United States (1)

    Sofia, Bulgaria

    7-9 Uzundzhovska St.
    Sofia, Bulgaria 1000

    21 - 30

    +359 2 980 37 19

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  • EntroSolutions Logotype

    4.9 7 reviews
    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    40% Custom Software Development
    20% E-Commerce Development +3 services
    10% IT Strategy Consulting
    10% Web Design
    10% Web Development

    EntroSolutions is a versatile software development company offering services such as web development, SEO, and custom software solutions. The company has received overwhelmingly positive feedback, with 100% of reviewers highlighting their professional knowledge, adaptability, and effective communication. Clients commend their ability to deliver high-quality work on time, often emphasizing their flexibility and customer-focused approach.

    See all 7 projects

    Reviews mention Exceptional performance

    EntroSolutions has received exceptional feedback regarding their performance, highlighted by a client's emphasis on their professionalism and high-quality work. The client noted that EntroSolutions consistently delivers comprehensive solutions and effectively manages projects, often going the extra mile to meet deadlines. They also praised the team's adaptability and problem-solving skills, with no constructive criticism offered. Overall, the sentiment reflects strong satisfaction and a recommendation for others to engage with EntroSolutions for web development needs.
    • Web Dev & Maintenance for Online Homewares Retailer
      5.0 Mar 2, 2022

      EntroSolutions is very professional and provides high-quality work. I’ve always received comprehensive solutions that meet our needs. EntroSolutions is always willing to get a job done — there isn’t much they can’t do. Even if they can’t execute a project exactly as we like, their team can find a suitable workaround to ensure they deliver what we need. EntroSolutions always performs at the level we require, even if they don’t have as much experience in some aspects of the project we’re developing.

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    Industry Experience

    EntroSolutions has demonstrated expertise across various industries, including Retail, Financial Services, Education, Advertising & Marketing, Medical, and Other sectors. Clients consistently praise their professional approach, high-quality deliverables, and adaptability to client needs. The sentiment is overwhelmingly positive, with particular strengths noted in web development, custom software solutions, and project management. Potential clients in these industries can expect reliable partnerships and effective solutions tailored to specific challenges.

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    Education Medical IT Services Retail Financial services Advertising & marketing

    Average Project Cost Breakdown

    $10,000 to $49,000 (3) Less than $10,000 (2) $50,000 to $199,999 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients have consistently praised EntroSolutions for providing excellent value for money, highlighting their combination of competitive pricing and expert knowledge. One client noted their 'good price and expert knowledge,' while another emphasized that they received 'comprehensive solutions that meet our needs' without setting strict budgets. Overall, feedback reflects a strong sentiment of satisfaction with the cost-effectiveness of their services, with clients willing to invest significant amounts, such as $40,000–$50,000 annually, indicating perceived value.
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    Bulgaria (3) Germany (2) England (2)
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  • hack bg - Blockchain & DLT Solutions Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    80% Blockchain
    10% Custom Software Development
    5% IT Strategy Consulting +1 service
    5% Other Application Development

    hack bg - Blockchain & DLT Solutions is a specialized firm focusing on blockchain and distributed ledger technology services, particularly in developing secure smart contracts and web3 integrations. Reviews highlight their exceptional project management and high-quality deliverables, with 100% of feedback emphasizing their effective communication and ability to meet deadlines consistently. The team's adaptability and direct client interaction are also notably praised.

    See all 1 projects

    Industry Experience

    Hack bg - Blockchain & DLT Solutions has demonstrated expertise in the Arts, Entertainment, and Music industry, particularly in developing NFT projects. Clients praise their effective communication, timely delivery, and high-quality work, noting robust security measures in smart contracts. The feedback suggests they excel in collaborative environments and adapt well to client needs. Overall, their impact in the NFT space is seen as highly positive, making them a suitable partner for projects requiring blockchain technology and web3 solutions.

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    Arts, entertainment & music

    Average Project Cost Breakdown

    $10,000 to $49,000 (1)

    What Clients Have Said

    Clients have praised hack bg - Blockchain & DLT Solutions for delivering high-quality work on time, indicating strong value for money. One client noted that the team provided exceptional service and security in their blockchain project, leading to a flawless launch. However, there was feedback regarding the initial scope management, suggesting that clearer communication about limitations could enhance project efficiency. Overall, the sentiment reflects satisfaction with the company's cost-effectiveness and the quality of their solutions.
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    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    4.5

    Cost

    4.0

    Willing to Refer

    5.0

    Local clients commend hack bg for their deep blockchain knowledge, especially in creating secure, scalable NFT platforms. They value the team's clear communication, timely delivery, and their capacity to handle complex smart contract and web3 development projects.
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  • 137 Logotype

    5.0 2 reviews
    $1,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    35% Blockchain
    35% Web Development
    15% Custom Software Development +2 services
    10% UX/UI Design
    5% AI Development

    137 is a web design and development company with a strong emphasis on creating visually appealing and functional websites. Their projects often result in enhanced online presence and they are noted for impressing clients with custom design solutions. Feedback is overwhelmingly positive, with 100% of reviewers highlighting their exceptional design skills and responsiveness to client needs.

    See all 2 projects

    Reviews mention High-quality work

    Clients consistently commend 137 for delivering high-quality work, noting impressive design capabilities. One client stated their website is 'the best looking in the local market,' highlighting the aesthetic excellence achieved. Another remarked that 137's design sense enabled them to 'stand out from the competition,' with no need for revisions during the project. Overall, feedback reflects a strong sentiment towards 137's commitment to quality and client satisfaction.
    • Web Dev & Design for Construction Company
      5.0 Mar 12, 2021

      This website in my opinion turned out to be the best looking in the local market. They really try to impress with design if that is what the client needs, but can also make it simple and intuitive. They did everything we wanted.

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    • Website Development for Hunting Preserve
      5.0 Nov 24, 2020

      After launching the website I can say that we are ahead of the competition in terms of online presence. They really have a sense for what design needs to be and what to do to make us stand out from the competition, and they did it in a way that let us not worry about it. Not that I can think of.

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    Industry Experience

    137 has demonstrated expertise in the construction and arts, entertainment, and music industries, receiving positive feedback for their design skills and responsiveness. Clients have praised their ability to enhance online presence and create visually appealing, user-friendly websites tailored to specific needs. The overall sentiment is highly favorable, highlighting their effective communication, custom solutions, and project management style, making them a suitable choice for businesses seeking to elevate their digital footprint.

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    Other industries Arts, entertainment & music

    Average Project Cost Breakdown

    Less than $10,000 (2)

    What Clients Have Said

    Clients have consistently praised the company for offering fair pricing and tailored solutions, highlighting their exceptional design skills. One client noted that 137 provided a 'very custom solution' for their needs, while another remarked on the ability to create a competitive online presence without added stress. Overall, the sentiment indicates strong satisfaction with the value received relative to the cost, with no significant areas for improvement noted.
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    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Reviewers in Sofia highlight 137's expertise in custom website design and development, with a focus on local market differentiation. Clients appreciate their transparent communication and tailored solutions that align with specific business goals.
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  • SoCyber Logotype

    5.0 13 reviews
    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    10% Application Management & Support
    10% Application Testing +7 services
    10% BI & Big Data Consulting & SI
    10% Corporate Training & Coaching
    10% Cybersecurity
    10% Graphic Design
    10% Public Relations
    10% Social Media Marketing
    10% Web Development

    SoCyber is a cybersecurity company specializing in penetration testing, vulnerability assessments, and compliance audits. The reviews reflect a 100% positive feedback rate, highlighting the company's proficiency, professionalism, and client-focused approach. Reviewers frequently mention the company's excellent communication and timely delivery of services. Approximately 30% acknowledged their ability to present complex technical information in an accessible manner. SoCyber's commitment to client satisfaction and high-quality service is consistently recognized across all reviews.

    See all 13 projects

    Industry Experience

    SoCyber has demonstrated strong expertise in the information technology, software, consulting, and financial services sectors. Clients consistently praise their professionalism, efficient project management, and the ability to identify and remediate security vulnerabilities effectively. Positive feedback highlights their thorough penetration testing, regulatory compliance support, and strong communication. Overall, SoCyber is well-suited for companies in these industries, particularly those seeking to enhance cybersecurity measures and ensure compliance with industry standards.

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    Information technology Software Consulting Financial services IT Services

    Average Project Cost Breakdown

    Less than $10,000 (11)

    What Clients Have Said

    Clients consistently highlight SoCyber's competitive pricing and strong value for money. For instance, a CTO noted that SoCyber's pricing fit their budget while ensuring a good value for the cost. Similarly, another client appreciated the range of service options from basic to complex, allowing for flexibility in expenditures. Overall, sentiment towards SoCyber's cost-effectiveness is positive, with many clients expressing satisfaction with the quality of services received relative to the investment made.
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    Bulgaria (8) England (2) United States (1)

    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Reviewers in Sofia highlight SoCyber's strong technical skills in vulnerability testing, regulatory compliance, and security consulting. Clients appreciate their effective communication, detailed reporting, and tailored solutions for complex security challenges in banking, air traffic control, and fintech sectors.
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  • Motion Software Logotype

    5.0 2 reviews
    Undisclosed
    Undisclosed
    50 - 249
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    30% Custom Software Development
    20% Mobile App Development +2 services
    15% IT Staff Augmentation
    15% Web Development

    Motion Software is an IT development company specializing in web and frontend application development, including React and Angular. According to client reviews, 100% of their projects were completed successfully and on time, with clients praising their professionalism and effective collaboration. Additionally, 50% of reviewers highlighted the company's impressive ability to understand specific project needs.

    See all 2 projects

    Reviews mention Timely

    Clients have consistently praised Motion Software for their timeliness in project delivery. One reviewer, the Chief People Officer of an IT company, highlighted that all web applications were completed on time and without issues. Additionally, the client appreciated the vendor's commitment to understanding their specific needs, which further contributed to the smooth workflow. Overall, the sentiment regarding Motion Software's punctuality is overwhelmingly positive.
    • Staff Augmentation for IT Company
      5.0 Jan 17, 2022

      Actively participated in the web applications development for various projects that were successfully completed and on time. Everything was completed on time and without any issues.

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    Industry Experience

    Motion Software has demonstrated strong expertise in the IT Services industry, particularly in financial technology and startup development. Clients commend their effective collaboration, professionalism, and timely project completion, particularly in frontend development using frameworks like React and Angular. The overall sentiment is positive, indicating that Motion Software is a reliable partner for projects requiring technical proficiency and a responsive approach across various IT sectors.

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    IT Services

    Average Project Cost Breakdown

    Less than $10,000 (1) $10,000 to $49,000 (1)

    What Clients Have Said

    Clients consistently highlight Motion Software's competitive pricing and excellent value for money. One client noted their reputation and work ethic as key factors in their decision, while another praised the company's professionalism and effective collaboration, which contributed to successful project completion on time. Overall, the sentiment reflects satisfaction with the cost relative to the quality of service provided, with no specific areas for improvement mentioned regarding pricing.
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    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Reviewers in Sofia praise Motion Software for their professionalism and effective collaboration on complex Angular frontend projects, including blockchain solutions. Clients highlight their seamless workflow, dedicated team integration, and timely delivery of high-quality results.
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  • MENA Software Logotype

    4.8 4 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    25% Blockchain
    15% Back Office Outsourcing
    10% BI & Big Data Consulting & SI +5 services
    10% Business Consulting
    10% Custom Software Development
    10% IoT Development
    10% Mobile App Development
    10% Web Development

    MENA Software is a versatile software development company specializing in platform development, blockchain solutions, and app creation. Their services have received overwhelmingly positive feedback, with approximately 100% of clients noting their effective project management and dedication. Clients consistently highlight the company's strong competence, high-quality output, and affordability, with no major areas for improvement suggested.

    See all 4 projects

    Reviews mention Reasonable pricing

    Clients have praised MENA Software for their reasonable pricing, noting that they provided software development services at an affordable cost. One managing partner highlighted the impressive quality of service coupled with great prices, which contributed to high satisfaction among clients and partners. Overall, the sentiment regarding pricing is positive, with clients appreciating the value offered by the company.
    • Software Update for Online Consulting Service
      5.0 Oct 19, 2018

      The way they work and deal with customers is remarkable. They also offer great prices.

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    Industry Experience

    MENA Software has demonstrated expertise across multiple industries, including Advertising & Marketing, Gaming, Information Technology, and other sectors. Clients commend their outstanding competence in blockchain solutions, high-quality graphics in gaming, effective software development, and efficient project management. Overall sentiment is positive, with clients appreciating their professional approach, promptness, and value added to their businesses. Potential clients in these industries can expect a collaborative, high-quality service that aligns well with their project goals.

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    Information technology Advertising & marketing Gaming IT Services

    Average Project Cost Breakdown

    $10,000 to $49,000 (2) Less than $10,000 (1) $50,000 to $199,999 (1)

    What Clients Have Said

    Clients consistently highlight MENA Software's competitive pricing and excellent value for money. One managing partner noted their software updates were 'affordable' and praised their 'great prices.' A digital design agency founder emphasized their 'cost-effective' solutions, while an entertainment manager remarked on the 'high-quality' output that contributed to user growth. Overall, the sentiment reflects satisfaction with the company's pricing relative to the quality of services provided.
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    Bulgaria (2) United Arab Emirates (1)
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  • Generic Soft Logotype

    5.0 11 reviews
    $10,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    15% Blockchain
    30% Custom Software Development
    30% Web Development +3 services
    10% AI Development
    10% Mobile App Development
    5% IoT Development

    Generic Soft is a Blockchain Development company known for providing comprehensive blockchain solutions, such as smart contract development and decentralized system development. They have received overwhelmingly positive feedback, with 100% of reviewers highlighting their effective communication, timely delivery, and alignment with client values. Clients appreciate their strong project management skills and the ability to meet, and even exceed, expectations.

    See all 11 projects

    Reviews mention Dedicated

    Generic Soft has received high praise for their dedication and professionalism in project management. Clients highlighted the team's unwavering commitment, stating they consistently invest extra hours and exhibit exceptional time management. Their proactive communication and responsiveness to evolving project needs were particularly noted, demonstrating a strong client-centric approach. Overall, the sentiment reflects a highly positive view of Generic Soft's dedication, with no identified areas for improvement, underscoring their effectiveness in exceeding client expectations.
    • Custom Software Development for B2B Consultancy
      5.0 Jan 8, 2024

      Generic Soft's project management team epitomises professionalism and dedication, consistently showcasing their prowess in delivering projects promptly and adeptly responding to client needs. Renowned for their unwavering commitment, the team goes above and beyond, investing extra hours and meticulous attention to detail to ensure project success. Time management is a standout skill, with the team organising tasks efficiently, allocating resources judiciously, and ensuring the timely delivery of project milestones. Embracing a culture of continuous improvement, the team reviews processes regularly, identifies areas for enhancement, and incorporates lessons learned into future projects. Results-oriented, their track record speaks volumes about their ability to not only meet but exceed client expectations, ensuring lasting satisfaction. In summary, Generic Soft's project management team is characterised by professionalism, hardworking ethos, exceptional time management, client-centricity, and a commitment to continuous improvement, reflecting their dedication to excellence in project management.

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    Bulgaria (6) England (2) Norway (1)
    1 of 1 Sofia-based review is 5 stars
    Unknown avg. project cost for Blockchain services in Sofia

    Sofia-based Blockchain project highlight

    NFT Marketplace Dev for Boutique Software Development Agency

    5.0 — Generic Soft is developing an NFT marketplace for a boutique software development agency. The team is utilizing React.js to build the frontend and integrate Web3 wallet capabilities. Read more
    Read Similar Reviews

    Review Rating from Clients

    5.0/5.0

    Quality

    4.9

    Schedule

    4.8

    Cost

    4.8

    Willing to Refer

    5.0

    Sofia-based clients commend Generic Soft for their versatile skill set, including full-stack development, DevOps, and testing. They appreciate proactive communication, adaptability, and the company's dedication to delivering high-quality results on time across various industries.
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  • Smarch Logotype

    5.0 2 reviews
    $5,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    30% Custom Software Development
    30% Web Development +2 services
    20% Mobile App Development
    10% UX/UI Design

    Smarch is a versatile technology company specializing in custom Shopify integrations and AI product recommendations. The company is highly praised for its quick execution and effective communication, managing to achieve results that others deemed impossible. With 100% positive reviews, clients emphasize Smarch's speed and attention to detail, with a notable 10% increase in average order value for one client.

    See all 2 projects

    Reviews mention Detail-oriented

    Clients have consistently praised Smarch for their detail-oriented approach, highlighting their ability to tackle complex challenges that others deemed impossible. One client specifically noted, "Their attention to detail and their comforting approach" as impressive qualities. Additionally, they successfully delivered a custom subscription flow on Shopify faster than expected, demonstrating their commitment to thoroughness and quality in project execution.
    • E-Commerce Development for Coffee E-Retailer
      5.0 Nov 24, 2020

      The most impressive aspect of the company was their attention to detail and their comforting approach. This focus on detail played a significant role in the successful completion of the project, ensuring that all aspects were thoroughly considered and executed.

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    Industry Experience

    Smarch has received positive feedback primarily in the Advertising & Marketing and IT Services industries. Clients praised their efficiency, quick execution, and ability to provide custom solutions, such as AI product recommendations and subscription management flows. The advertising sector noted a significant increase in sales, while IT services highlighted Smarch's problem-solving capabilities. Overall sentiment is highly favorable, indicating strong expertise in delivering tailored technology solutions across these sectors.

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    IT Services Advertising & marketing

    Average Project Cost Breakdown

    Less than $10,000 (2)

    What Clients Have Said

    Clients have consistently praised Smarch for providing exceptional value for money, often highlighting their swift execution and effective solutions. One client noted a 10% increase in average order value within a month, attributing this success to Smarch's custom AI product recommendation service. Another client appreciated their ability to accomplish what others deemed impossible, all while maintaining a positive and efficient communication style. Overall, clients feel that the investment in Smarch's services yields significant returns.
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    Denmark (1) Sweden (1)
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  • WeiChain Tech Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    50% Blockchain
    25% Mobile App Development
    25% Web Development

    WeiChain Tech is a Blockchain company. The agency is based in Singapore, Singapore and Sofia, Bulgaria. Their services include Blockchain and Web Development.

    Read more

    Sofia, Bulgaria

    ulitsa "Oborishte" 5b
    Sofia, Bulgaria 1504

    10 - 15

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  • Infinite X Logotype

    Not yet reviewed

    $10,000+
    Undisclosed
    2 - 9
    Sofia, Bulgaria

    Services provided

    100% Blockchain

    Infinite X is a small Blockchain company. They focus on Blockchain and were founded in 2017.

    Read more
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  • Fusion Software Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    50% Blockchain
    50% Custom Software Development

    Established in 2016, Fusion Software is a small custom software development firm and Blockchain company headquartered in Sofia, Bulgaria. Their team offers Custom Software Development and

    Read more
    View Profile
  • GlobalizeIT Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    30% Blockchain
    40% Web Development
    30% Custom Software Development

    GlobalizeIT, a web development company, is in Sofia, Bulgaria and Sofia, Bulgaria. They focus on Web Development and Custom Software Development and were founded in 2018.

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  • Codexio Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    40% Web Development
    20% IT Strategy Consulting +1 service
    20% Mobile App Development

    Web development company Codexio was founded in 2017. In Sofia, Bulgaria, the team provides Web Development and Blockchain.

    Read more
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  • ST6 Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    45% Web Development
    25% Mobile App Development +2 services
    5% Custom Software Development
    5% Enterprise App Modernization

    ST6, a web development firm, was founded in 2017. The firm specializes in Web Development and Mobile App Development.

    Read more
    View Profile
  • WispSoft Logotype

    Not yet reviewed

    $50,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    30% Blockchain
    30% Custom Software Development
    20% CRM Consulting and SI +1 service
    20% ERP Consulting and SI

    Launched in 2021, WispSoft is a software development company. Based in Sofia, Bulgaria, the team focuses on Custom Software Development and Blockchain.

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  • Evolves Tech Logotype

    5.0 2 reviews
    $1,000+
    < $25 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    15% Blockchain
    25% Custom Software Development
    20% Digital Strategy +3 services
    15% Blockchain Marketing
    15% Web Development
    10% Affiliate Marketing

    Evolves Tech offers services in SEO optimization and online advertising, focusing on platforms such as Facebook and Google. Feedback from clients highlights their ability to deliver projects on time with great service, contributing to increased sales. However, suggestions for improvement include enhancing communication throughout the project.

    See all 2 projects

    More responsive than most other service providers

    Evolves Tech is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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  • QaiWare Logotype

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    10% API Development
    10% Application Management & Support +7 services
    10% Custom Software Development
    10% Enterprise App Modernization
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Other Application Development
    10% Web Development

    QaiWare, an IT strategy consulting company, is based in Sofia, Bulgaria and Frankfurt am Main, Germany. The team offers IT strategy consulting and IT managed services.

    Read more
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  • Brave IT Consulting Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    10% Business Consulting
    10% Custom Software Development +8 services
    10% E-Commerce Development
    10% Enterprise App Modernization
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Other Application Development
    10% Web Development
    5% AI Development
    5% IoT Development

    Brave IT Consulting is a midsize custom software development firm. Established in 2019, the team specializes in Custom Software Development and Enterprise App Modernization.

    Read more
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  • NCB Ltd Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    30% Custom Software Development
    30% Web Development +2 services
    20% Application Testing
    10% IoT Development

    Founded in 2013, NCB Ltd is a software development firm. Their team offers Custom Software Development and Web Development.

    Read more
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  • AboveDev Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    60% Web Development
    30% AI Development

    AboveDev is a web development firm founded in 2021. Based in Sofia, Bulgaria, the team focuses on Web Development and Artificial Intelligence.

    Read more
    View Profile
  • WebKings Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    30% E-Commerce Development
    30% Web Development +3 services
    10% Custom Software Development
    10% Low/No Code Development
    10% Mobile App Development

    WebKings is a small website development company. Founded in 2020, the team specializes in Web Development and E-Commerce Development.

    Read more
    View Profile
  • STARTEDIO Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    60% Web Development
    30% Mobile App Development

    Website development company STARTEDIO is located in Sofia, Bulgaria. Their services include Web Development and Mobile App Development.

    Read more
    View Profile
  • Softrix Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    20% AI Development
    20% Graphic Design +2 services
    20% Mobile App Development
    20% Web Development

    At Softrix, we build intelligent digital solutions that help businesses innovate, automate, and scale with confidence. We’re a software development and AI integration

    Read more
    See all 1 projects
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  • Omicron Blockchain Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Sofia, Bulgaria

    Services provided

    100% Blockchain

    Small Blockchain company Omicron Blockchain Solutions, is based in Sofia, Bulgaria. Their services include Blockchain.

    Read more
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Ability to deliver
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Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 LimeChain
2 Quanterall
3 INDUSTRIA
4 EntroSolutions
5 hack bg - Blockchain & DLT Solutions
6 137
7 SoCyber
8 Motion Software
9 MENA Software
10 Generic Soft
11 Smarch

List of the Top 11 Sofia Blockchain Development Companies

  1. LimeChain Logotype

    LimeChain

    $5,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    32.4/40.0
    17/20 Reviews
    8.7/10 Clients & Experience
    6.7/10 Market Presence

    Service focus

    70% Blockchain
    30% Other
    View Profile Visit Website
  2. Quanterall Logotype

    Quanterall

    $50,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    33.5/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    7.2/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  3. INDUSTRIA Logotype

    INDUSTRIA

    Undisclosed
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    27.4/40.0
    16.2/20 Reviews
    5.7/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    50% Blockchain
    50% Other
    View Profile Visit Website
  4. EntroSolutions Logotype

    EntroSolutions

    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    31.3/40.0
    16/20 Reviews
    9.6/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  5. hack bg - Blockchain & DLT Solutions Logotype

    hack bg - Blockchain & DLT Solutions

    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    21.5/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    80% Blockchain
    20% Other
    View Profile Visit Website
  6. 137 Logotype

    137

    $1,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    22.2/40.0
    16.2/20 Reviews
    1.4/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    35% Blockchain
    65% Other
    View Profile Visit Website
  7. SoCyber Logotype

    SoCyber

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    24.1/40.0
    16.2/20 Reviews
    2.3/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  8. Motion Software Logotype

    Motion Software

    Undisclosed
    Undisclosed
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    21.5/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  9. MENA Software Logotype

    MENA Software

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    20.8/40.0
    15.6/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    25% Blockchain
    75% Other
    View Profile Visit Website
  10. Generic Soft Logotype

    Generic Soft

    $10,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    20.8/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    15% Blockchain
    85% Other
    View Profile Visit Website
  11. Smarch Logotype

    Smarch

    $5,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    21.1/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  12. WeiChain Tech Logotype

    WeiChain Tech

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    10/40.0
    0/20 Reviews
    5.1/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    50% Blockchain
    50% Other
    View Profile Visit Website
  13. Infinite X Logotype

    Infinite X

    $10,000+
    Undisclosed
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    6.5/40.0
    0/20 Reviews
    1.2/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    100% Blockchain
    View Profile Visit Website
  14. Fusion Software Logotype

    Fusion Software

    $10,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    50% Blockchain
    50% Other
    View Profile Visit Website
  15. GlobalizeIT Logotype

    GlobalizeIT

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  16. Codexio Logotype

    Codexio

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.8/40.0
    0/20 Reviews
    1.2/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  17. ST6 Logotype

    ST6

    $25,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  18. WispSoft Logotype

    WispSoft

    $50,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  19. Evolves Tech Logotype

    Evolves Tech

    $1,000+
    < $25 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    15% Blockchain
    85% Other
    View Profile Visit Website
  20. QaiWare Logotype

    QaiWare

    $25,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.2/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  21. Brave IT Consulting Logotype

    Brave IT Consulting

    $1,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  22. NCB Ltd Logotype

    NCB Ltd

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  23. AboveDev Logotype

    AboveDev

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  24. WebKings Logotype

    WebKings

    $1,000+
    $25 - $49 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  25. STARTEDIO Logotype

    STARTEDIO

    $10,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  26. Softrix Logotype

    Softrix

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website

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