Top Smart Contract Development Companies in Krakow
15 Companies
List of the Top Krakow Smart Contract Developers
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Peiko
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$10,000+$25 - $49 / hr50 - 249Kraków, PolandServices provided
80% Blockchain20% Web DevelopmentFocus Areas
10% Smart Contract Development50% Web320% Decentralized Finance +210% Ethereum Development10% Initial Coin Offering ConsultingSee all 158 projectsPeiko is a blockchain-focused development company specializing in Blockchain Development, Cryptocurrency Development, and Smart Contract Development. Their reviews are overwhelmingly positive, with approximately 80% highlighting efficient project execution and strong communication skills. Customers commend Peiko for their strategic approach, technical expertise in blockchain solutions, and ability to translate complex requirements into actionable, scalable products. However, one notable negative review cites serious management and security failures, showcasing a need for improvement in certain areas.
32 of 33 Smart Contract Development reviews are 5 stars9 new reviews for Smart Contract Development in past 6 months$50,000 – $199,999 avg. project costSmart Contract Development Experience
Peiko has received a mix of feedback regarding their Smart Contract Development services, with approximately 80% of reviews expressing positive sentiments. Clients frequently commend the company's expertise in blockchain technology, effective project management, and user-friendly interfaces. Key strengths include timely delivery, proactive communication, and robust security measures. However, some clients reported issues related to project management and transparency, noting significant challenges that arose during engagements. Overall, while Peiko showcases technical prowess, consistency in management practices is an area for improvement.
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Ukraine (41) United States (22) England (11) Estonia (10) Australia (9) Poland (8) Portugal (7) Germany (6) Northern Ireland (2) Belarus (2) Israel (2) Russia (2) Singapore (1) Spain (1) Romania (1) Lithuania (1) Czech Republic (1) Slovakia (1) Slovenia (1) Cyprus (1) Thailand (1) United Arab Emirates (1) Canada (1) India (1) Wales (1) France (1) Austria (1)This provider is fluent in 2 languages:
- English
- Spanish
This provider is available in 38 time zones:
- Colombia Time (COT)
- Near East Time (NET)
- Middle East Time (MET)
- China Taiwan Time (CTT)
- Gulf Standard Time (GST)
- Brazil Eastern Time (BET)
- Greenwich Mean Time (GMT)
- India Standard Time (IST)
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See All Locations (14)Kraków, Poland
Zabłocie 21
Kraków, Poland 30-7012 - 5
+48799375207
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1 of 1 Krakow-based review is 5 stars$50,000 – $199,999 avg. project cost for Blockchain services in KrakowRead Similar ReviewsKrakow-based Blockchain project highlight
DeFi Platform Dev for DevOps & Cloud Solutions Company
5.0 — Peiko developed a DeFi platform for a DevOps and cloud solutions company. The platform included staking, lending, and yield farming modules, smart contracts, liquidity pool mechanics, and real-time Read moreWas this helpful?
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$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Services provided
10% Blockchain20% UX/UI Design20% Web Development +510% AI Development10% Custom Software Development10% Low/No Code Development10% Mobile App Development10% Web DesignFocus Areas
40% Smart Contract Development35% Web325% Ethereum DevelopmentSee all 53 projectsArtkai is a Blockchain Development company specializing in front-end application coding and project design for decentralized platforms. With 100% positive feedback, clients praise their skilled team, effective communication, and ability to refine user experience and design, delivering projects in a timely manner while ensuring personal care and passion throughout.
1 of 1 Blockchain reviews are 5 stars$10,000 – $49,000 avg. project costRead 1 ReviewBlockchain PROJECT HIGHLIGHT
Frontend Development & UI/UX Design for Lending Exchange
5.0 — A decentralized lending exchange hired Artkai to complete their app's frontend. Tasks included improving the app's UX and overall design, refactoring its structure, improving functionality, and Read moreWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently praised Artkai for delivering high-quality work at a competitive price, emphasizing their good value for money. Feedback highlighted instances where clients appreciated the alignment of costs with project quality, such as a healthcare VP noting Artkai as a 'good value for cost.' Several reviews mentioned that their pricing fit clients' budgets while maintaining high standards of service, reinforcing a positive overall sentiment regarding Artkai's cost-effectiveness in project delivery.Was this helpful?
More responsive than most other service providers
Get in TouchArtkai is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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This provider is fluent in 2 languages:
- English
- Ukrainian
This provider is available in 1 time zone:
- Eastern European Time (EET)
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$25,000+$50 - $99 / hr10 - 49Kraków, Poland
Services provided
70% Blockchain20% Custom Software Development5% Cloud Consulting & SI +15% Mobile App DevelopmentFocus Areas
30% Smart Contract Development35% Ethereum Development35% Initial Coin Offering ConsultingSee all 9 projectsRumble Fish is a software development company specializing in front-end and back-end development, mobile applications, and blockchain solutions, frequently utilizing technologies like React and React Native. Feedback highlights their technical expertise and the exceptional dedication of certain developers, with around 60% of reviews noting impressive technical skills and mentorship. However, approximately 40% indicate challenges with project management, communication, and adherence to timelines, emphasizing the need for consistent project execution.
Industry Experience
Rumble Fish demonstrates expertise across various industries, notably Financial Services, Software, Arts, Entertainment & Music, IT Services, and Business Services. Clients commend their technical proficiency, particularly in React Native and backend development, though experiences with project management vary. The overall sentiment is positive, highlighting strengths in developer skill, communication, and project outcomes, particularly in Fintech and IT Services. However, clients recommend addressing issues with consistency in communication and project management strategies, particularly in more complex settings.
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Financial services Software Arts, entertainment & music Business services IT Services Other IndustryWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Client feedback regarding Rumble Fish indicates a mixed perception of cost and value for money. While some clients praised the high caliber of developers and their technical expertise, others reported ongoing fee increases beyond agreed terms, impacting overall satisfaction. A CEO noted, "despite attempts to refine scope... we faced ongoing fee increases," highlighting concerns over budget management. Conversely, a project manager appreciated the cost-saving measures through the use of React Native, stating it helped shorten development time. Overall, clients experienced varying levels of satisfaction with value relative to cost.Was this helpful?
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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
Krakow's Rumble Fish excels in mobile app development, notably React Native projects for CRM services. Clients commend their experienced team, seamless communication, and successful handling of complex UI and backend integrations, ensuring project goals are met efficiently.Read Local ReviewsWas this helpful?
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$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Services provided
30% Blockchain60% IT Managed Services10% Custom Software DevelopmentFocus Areas
10% Smart Contract Development90% Web3See all 16 projectsRite NRG is a blockchain development company recognized for its proficient Smart Contract Development and comprehensive blockchain solutions. With 100% positive feedback, clients praise their deep expertise in blockchain technology and their collaborative, proactive approach, which significantly enhances project outcomes. Reviewers highlight their effective communication and problem-solving skills as key strengths.
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently commend Rite NRG for delivering strong value for money, highlighting that their pricing aligns well with project budgets. For instance, one client noted that Rite NRG's pricing 'fit our budget' while another emphasized 'good value for cost.' Overall sentiment reflects satisfaction with the company's pricing structure and perceived value, with clients appreciating the balance between cost and quality of service provided.Was this helpful?
See All Locations (3)Kraków, Poland
7 Wadowicka
Kraków, Poland 30-36331 - 40
+48 660 577 898
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Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
4.8
Willing to Refer
5.0
Polish-based Rite NRG excels in software development and QA services, supporting public sector projects and iGaming products. Clients in Krakow and Katowice praise their technical expertise, agile project management, and proactive communication, delivering complex solutions like frontend development and manual testing with measurable success.Read Local ReviewsWas this helpful?
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$50,000+$50 - $99 / hr10 - 49Kraków, Poland
Services provided
10% Blockchain15% BI & Big Data Consulting & SI15% IT Strategy Consulting +810% Business Consulting10% Custom Software Development10% Financial Consulting10% IT Managed Services5% Conversion Optimization5% Mobile App Development5% UX/UI Design5% Web DevelopmentFocus Areas
60% Smart Contract Development30% Ethereum Development10% Initial Coin Offering ConsultingSee all 10 projectsICEO - Venture Builder is a product development company specializing in blockchain technology, artificial intelligence, and fintech solutions. Their services have been consistently praised for their effectiveness and innovation, with 100% of reviewers highlighting their deep understanding of both business and technology. Clients frequently commend ICEO for their excellent communication skills and professionalism, noting significant improvements in their project outcomes. The company is recognized for its ability to deliver comprehensive product strategies that align with clients' business goals.
Reviews mention Communicative
Clients consistently highlight ICEO - Venture Builder's strong communication skills, describing it as 'very good' and 'smooth and professional.' One client noted that the CTO effectively supervised all changes, ensuring clarity in the decision-making process. Another emphasized the regular project meetings and timely updates, which fostered a partnership built on trust. Overall, the sentiment reflects high satisfaction with ICEO's communicative approach, contributing positively to the project outcomes.-
Mobile App Dev for Soopamarket
5.0 Mar 30, 2021Communication was very good. The CTO on ICEO's side supervised all changes to our product. When presenting the solutions, their choice and legitimacy were explained clearly. We knew what was going on - this is important because these changes were necessary and important to our business.
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Photo App Dev for Photography Studio
5.0 Oct 16, 2020Communication was smooth and professional. I was getting an update about the most important progress in the project. We also had regular project meetings. There were no missed calls situations, the email contact was also impressively efficient.
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System Development for Securities System Company
5.0 Aug 14, 2020It was a very partnership relationship based on mutual trust. Meetings were held regularly, weekly. I was kept informed about the progress of work on each module. Customer service and high communication skills are the distinguishing features of ICEO.
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Trading Bot for Cryptocurrency & Forex market
5.0 Jun 1, 2020ICEO ensures the efficient flow of information on project progress. We were always up to date with their work. All issues were consulted. Communication was smooth.
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Product Analysis & Dev for Financial Product Company
5.0 May 25, 2020We worked very closely to achieve the best results in no time. Communication was excellent, because thanks to experience with financial products ICEO speaks "our language", at the same time willingly shared their knowledge to present their line of reasoning in working on new solutions for us.
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Industry Experience
ICEO - Venture Builder has demonstrated expertise across various industries including Retail, IT Services, Arts & Entertainment, Legal, and Financial Services. Clients praised their strong communication, technical knowledge, and ability to enhance product functionality. In Retail, they improved app stability significantly; in IT Services, they contributed to a successful blockchain platform concept; in Legal, they built a secure document management system; and in Financial Services, they created innovative fraud detection and trading systems. Overall, the sentiment indicates high satisfaction, particularly in financial and technological sectors.
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Retail IT Services Arts, entertainment & music Legal Financial services Information technology Business servicesWas this helpful?
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See All Locations (2)Kraków, Poland
Smoleńsk 23
Kraków, Poland 31-10841 - 49
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$5,000+$50 - $99 / hr10 - 49Kraków, Poland
Services provided
10% Blockchain30% Web Development20% Custom Software Development +320% E-Commerce Development10% AR/VR Development10% Mobile App DevelopmentFocus Areas
20% Smart Contract Development40% Ethereum Development40% Web3See all 1 projectsNavarra Lab is a proficient web development company specializing in React.js, known for creating high-performance websites with enhanced user experiences. Overall feedback is overwhelmingly positive, highlighting their expertise, efficient project management, and commitment to delivering exceptional results. Impressively, 100% of the reviewers praised their knowledgeable team and agile work approach.
Industry Experience
Navarra Lab has demonstrated significant expertise in the software industry, particularly in web development utilizing React.js. Clients have praised their exceptional project management, commitment to timelines, and the ability to deliver enhanced user experiences. The overall sentiment is highly positive, with notable strengths in agile methodologies and seamless communication tools like Slack and Jira. Potential clients in the software sector seeking reliable and knowledgeable development teams may find Navarra Lab to be a suitable partner.
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SoftwareWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have praised Navarra Lab for delivering exceptional value for money, particularly in the context of their expertise and efficient project management. One client noted the significant improvement in performance and user experience of their website after the redesign, highlighting the team's knowledge and commitment. Overall sentiment indicates that clients feel the investment in Navarra Lab's services was justified, with no reported areas for improvement.Was this helpful?
Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
Polish clients in Katowice commend Navarra Lab for their React.js development prowess, creating fast, reliable websites with enhanced UX. Their dedicated team’s agile management and transparent communication foster smooth project execution, earning praise for technical excellence and commitment to client satisfaction.Read Local ReviewsWas this helpful?
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$5,000+$50 - $99 / hr10 - 49Kraków, Poland
Services provided
35% Blockchain30% Custom Software Development15% IoT Development +210% Web Design10% Web DevelopmentFocus Areas
50% Smart Contract Development50% Ethereum DevelopmentSee all 2 projectsCardinal Cryptography is a versatile service provider specializing in website design, development, and marketing strategies. With clients praising their expertise in both technical development and marketing, they have a track record of successful project management. Approximately 80% of reviewers commend their professionalism and detail-oriented approach, though some note minor delays in project execution. Overall, their comprehensive services and strong communication skills resonate well with clients.
Industry Experience
Cardinal Cryptography demonstrates strong expertise in the Engineering and Information Technology industries. In Engineering, they successfully redesigned a website, enhancing SEO and client engagement, receiving positive feedback for their design and technical support. In Information Technology, they provided comprehensive service for a blockchain platform, excelling in research, branding, and software development, culminating in the acceptance of a peer-reviewed paper. Overall, their strengths lie in web development, marketing, and technical research, making them a valuable partner for clients in these sectors.
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Engineering Information technologyWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Client feedback on Cardinal Cryptography highlights a generally positive sentiment regarding their cost and value for money. One client noted satisfaction with a project valued at approximately $1,300, stating they were happy with the outcome despite a limited budget. Conversely, another client invested around $500,000 and praised the professionalism and expertise, emphasizing that the quality of work justified the cost. Overall, clients appreciate the balance of affordability and high-quality results.Was this helpful?
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Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
4.0
Krakow clients commend Cardinal Cryptography for their comprehensive web solutions, including site redesign and marketing enhancements. They excel in technical development and project execution, ensuring smooth delivery and positive client feedback on usability and visual appeal.Read Local ReviewsWas this helpful?
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$10,000+Undisclosed50 - 249Kraków, Poland
Services provided
10% Blockchain40% Custom Software Development20% IT Strategy Consulting +410% IoT Development10% Other Application Development5% Computer Engineering5% Mobile App DevelopmentFocus Areas
50% Smart Contract Development50% Ethereum DevelopmentErlang Solutions is a software development company. The London, England-based team specializes in Custom Software Development and IT strategy consulting.
Read moreSee All Locations (5)Kraków, Poland
Batorego 25
Kraków, Poland 33-33221 - 30
+44 (0) 20 7456 1020
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$10,000+$25 - $49 / hr10 - 49Kraków, Poland
Services provided
10% Blockchain40% Custom Software Development25% AI Development +220% Web Development5% Mobile App DevelopmentFocus Areas
20% Smart Contract Development60% Ethereum Development20% Web3Nivalit is a Kraków, Poland-based software development company. The team provides Custom Software Development and Artificial Intelligence.
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UndisclosedUndisclosed10 - 49Kraków, Poland
Services provided
40% Blockchain20% AI Development20% BI & Big Data Consulting & SI +120% Blockchain MarketingFocus Areas
50% Smart Contract Development50% Initial Coin Offering ConsultingArteïa, a small Blockchain company, is headquartered in Kraków, Poland and Bruxelles, Belgium. Their services include Blockchain and BI & big data consulting & SI.
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UndisclosedUndisclosed10 - 49Kraków, Poland
Services provided
20% Blockchain30% Business Consulting20% Accounting +220% Banking Law10% Financial ConsultingFocus Areas
100% Smart Contract DevelopmentFinTaxLegal is a Business Consulting company. Founded in 2018, the agency provides Business Consulting and Blockchain.
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$5,000+$25 - $49 / hr2 - 9Bielsko-Biała, Poland
Services provided
50% Blockchain20% Custom Software Development15% Web Development +210% AR/VR Development5% Other Application DevelopmentFocus Areas
30% Smart Contract Development50% Ethereum Development20% Initial Coin Offering ConsultingSee all 3 projects3dev is a specialized blockchain development company with expertise in smart contracts, tokenization, and decentralized applications. They consistently receive positive feedback for their technical proficiency and problem-solving capabilities, with 100% of reviewers praising their dedication, timely delivery, and effective communication. Reviewers also highlight 3dev's ability to quickly adapt and integrate into clients' workflows, demonstrating a strong commitment to project success.
Reviews mention Experienced
3dev has garnered positive feedback regarding their experience in blockchain technology, particularly in DAO and token deployment. Clients noted their rapid adaptation to project requirements and proactive problem-solving approach. One client highlighted their extensive knowledge of web3 applications and praised their commitment to project success, stating, 'They treated the project as if it was their own.' Overall, the sentiment reflects strong satisfaction with 3dev's expertise and responsiveness.-
Custom Software Development for Software Company
5.0 Jan 11, 2023They have great knowledge of popular blockchain concepts (DAO, ERC-20 and ERC-1155 tokens deployment, crowdfunding and investments through tokenization) which we were using so we benefitted very quickly from our cooperation. They also have really good knowledge of Single Page Applications built with Angular and were able to deal with all the pain points we had with our website. The people from 3dev have adapted very quickly to our way of work. They treated the project as if it was their own and made a big commitment to resolve all the issues in a timely manner. They have really big experience in creating web3 applications and were able to analyze our system and provide solutions quickly.
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Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have consistently praised 3dev for delivering exceptional value for money, often noting their competitive pricing and commitment to project success. For instance, one client highlighted that 3dev offered the 'most reasonable offer' while meeting tight deadlines. Another mentioned their ability to enhance project outcomes significantly, thereby justifying costs. Overall sentiment reflects satisfaction with the quality of work relative to investment, with no clients reporting concerns regarding pricing or value.Was this helpful?
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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
Clients in Krakow praise 3dev for their deep blockchain knowledge, handling projects involving ERC tokens, DAOs, and crowdfunding platforms. Their responsive team and effective project management ensure timely delivery of sophisticated Web3 solutions, demonstrating extensive experience in the crypto ecosystem.Read Local ReviewsWas this helpful?
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UndisclosedUndisclosed50 - 249Mysłowice, Poland
Services provided
25% Blockchain25% AI Development25% Blockchain Marketing +125% CybersecurityFocus Areas
50% Smart Contract Development50% Ethereum DevelopmentAtende S.A. Is a Warszawa, Poland-based Cybersecurity company. The team provides Cybersecurity and Artificial Intelligence.
Read moreSee All Locations (4)Mysłowice, Poland
st. Obrzezna Zachodnia 37
Mysłowice, Poland 41-40021 - 30
+48.32.200.0300
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$10,000+$50 - $99 / hr10 - 49Katowice, Poland
Services provided
10% Blockchain30% Custom Software Development20% Web Development +610% Application Management & Support10% Mobile App Development5% AI Development5% Application Testing5% Enterprise App Modernization5% IT Strategy ConsultingFocus Areas
50% Smart Contract Development50% Ethereum DevelopmentHeadquartered in Katowice, Poland and Whittlesey, England, LEOCODE is a custom software development company. Their services include Custom Software Development and Web Development.
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$5,000+$50 - $99 / hr2 - 9Katowice, Poland
Services provided
70% Blockchain20% Web Development5% Application Testing +15% Custom Software DevelopmentFocus Areas
20% Smart Contract Development80% Ethereum DevelopmentBlockchain company M8B is located in Katowice, Poland. They specialize in Blockchain and Web Development and were founded in 2018.
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List of the Top 6 Krakow Smart Contract Developers
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$10,000+$25 - $49 / hr50 - 249Kraków, Poland
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
80% Blockchain10% Smart Contract Development20% Other -
$25,000+$50 - $99 / hr10 - 49Kraków, Poland
Ability to deliver
32.8/40.015/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
70% Blockchain30% Smart Contract Development30% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
32.5/40.017.4/20 Reviews9.5/10 Clients & Experience5.5/10 Market PresenceService focus
30% Blockchain10% Smart Contract Development70% Other -
$50,000+$50 - $99 / hr10 - 49Kraków, Poland
Ability to deliver
27.1/40.016.2/20 Reviews5.6/10 Clients & Experience5.3/10 Market PresenceService focus
10% Blockchain60% Smart Contract Development90% Other -
$5,000+$50 - $99 / hr10 - 49Kraków, Poland
Ability to deliver
30.7/40.016.2/20 Reviews9.6/10 Clients & Experience4.9/10 Market PresenceService focus
10% Blockchain20% Smart Contract Development90% Other -
$5,000+$50 - $99 / hr10 - 49Kraków, Poland
Ability to deliver
21.7/40.016.2/20 Reviews0.6/10 Clients & Experience4.9/10 Market PresenceService focus
35% Blockchain50% Smart Contract Development65% Other -
$10,000+Undisclosed50 - 249Kraków, Poland
Ability to deliver
12.2/40.00/20 Reviews4.8/10 Clients & Experience7.4/10 Market PresenceService focus
10% Blockchain50% Smart Contract Development90% Other -
$10,000+$25 - $49 / hr10 - 49Kraków, Poland
Ability to deliver
9.8/40.00/20 Reviews4.5/10 Clients & Experience5.3/10 Market PresenceService focus
10% Blockchain20% Smart Contract Development90% Other -
UndisclosedUndisclosed10 - 49Kraków, Poland
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
40% Blockchain50% Smart Contract Development60% Other -
UndisclosedUndisclosed10 - 49Kraków, Poland
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
20% Blockchain100% Smart Contract Development80% Other -
$5,000+$25 - $49 / hr2 - 9Bielsko-Biała, Poland
Ability to deliver
28.1/40.016.2/20 Reviews7/10 Clients & Experience4.9/10 Market PresenceService focus
50% Blockchain30% Smart Contract Development50% Other -
UndisclosedUndisclosed50 - 249Mysłowice, Poland
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
25% Blockchain50% Smart Contract Development75% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38/40.019.2/20 Reviews10/10 Clients & Experience8.8/10 Market PresenceService focus
10% Blockchain40% Smart Contract Development90% Other -
$10,000+$50 - $99 / hr10 - 49Katowice, Poland
Ability to deliver
5.5/40.00/20 Reviews0/10 Clients & Experience5.5/10 Market PresenceService focus
10% Blockchain50% Smart Contract Development90% Other -
$5,000+$50 - $99 / hr2 - 9Katowice, Poland
Ability to deliver
4.6/40.00/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
70% Blockchain20% Smart Contract Development30% Other
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