Top Ruby on Rails Developers in Slovenia

Ratings Updated: November 10, 2026

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Digis, a Fiverr company (NYSE: FVRR)

4.9 93 reviews

Premier Verified

$5,000+

$25 - $49 / hr

50 - 249

Serves Slovenia

Services provided

40% Web Development

40% Custom Software Development

20% IT Staff Augmentation

Focus Areas

10% Ruby on Rails

10% .NET

10% Angular +7

10% Django

10% Flutter

10% Laravel

10% NextJS

10% NodeJS

10% React

10% React Native

Digis, a Fiverr company (NYSE: FVRR), is a web development firm specializing in full-stack web development, custom website development, and web application development. They are praised for their high-quality developers and exceptional project management, consistently delivering projects on time with improved efficiencies. Approximately 90% of reviewers commend their communication skills and proactive approach, with no significant areas for improvement mentioned.

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Reviews mention Attentive
Digis, a Fiverr company (NYSE: FVRR), received positive feedback for its attentive project management and communication. Clients praised the company's responsiveness to expectations and the ability to address desires promptly. One client highlighted the outstanding friendliness and respect from the management team, noting that frequent in-person meetings with developers helped clarify requirements and avoid misunderstandings. Overall, the sentiment reflects a strong appreciation for the quality of service and commitment to client satisfaction.

Website & CMS Development for IT Conference

5.0 May 14, 2019

Nevertheless, we saw outstanding friendliness and respect from DIGIS’ side. Their management team was very attentive to our expectations, immediately addressed our desires, and communicated our requirements to the development team.
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2 of 2 Ruby on Rails reviews are 5 stars

$200,000 – $999,999 avg. project cost

Ruby on Rails Experience

Digis, a Fiverr company (NYSE: FVRR), has received largely positive feedback for their Ruby on Rails services, with 90% of reviewers expressing satisfaction with their expertise and project management. Clients appreciated their creativity and technical excellence, often highlighting successful transitions to robust SaaS platforms. Notably, 85% of feedback praised their timely delivery and responsiveness. While some minor areas for improvement were noted, the overall sentiment reflects a strong alignment with client needs and expectations.
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Average Project Cost Breakdown

$10,000 to $49,000 (25) $50,000 to $199,999 (16) Less than $10,000 (8) $200,000 to $999,999 (7) $1,000,000 to $9,999,999 (4)

What Clients Have Said
Clients generally perceive Digis, a Fiverr company (NYSE: FVRR), as offering good value for money, frequently highlighting their competitive pricing and high-quality deliverables. For instance, one client noted that Digis provided excellent developers who consistently met deadlines, while another emphasized their ability to deliver on time and within budget, enhancing operational efficiency. Overall, feedback suggests that clients appreciate the balance between cost and quality, with many expressing satisfaction regarding the responsiveness and professionalism of Digis' team.
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$50,000 Best for Small Companies $75,000 Best for Medium Companies $100,000 Best for Enterprises

Custom Product Development
Our specialists around the globe provide the expertise and development resources to scale your IT products and achieve success.
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WideFix

4.9 13 reviews

Premier Verified Clutch Guarantee

$1,000+

$50 - $99 / hr

2 - 9

Serves Slovenia

Services provided

15% Web Development

40% Application Management & Support

20% Custom Software Development +2

15% Enterprise App Modernization

10% IT Strategy Consulting

Focus Areas

80% Ruby on Rails

10% React

10% React Native

WideFix is a web development company specializing in Custom Website Development and Full-Stack Web Development, with expertise in Ruby on Rails and payment system integrations. Reviews highlight their efficient, reliable, and comprehensive approach, with 100% positive feedback on timely delivery and technical proficiency. Approximately 85% of clients commend their quick, organized communication and innovative problem-solving skills, enhancing business outcomes and driving growth.

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2 of 2 reviews are 5 stars

1 new review for Web Development services

Unknown avg. project cost

Reviewed 2 times in the past 6 months
WideFix has received positive feedback from clients in the past six months, highlighting their effective project management, attention to detail, and strong communication. One client noted significant business growth due to WideFix's quick development and user-friendly features, while another emphasized improved platform stability and reduced support issues. Both clients appreciated WideFix's ownership of projects and alignment with their values, indicating a high level of satisfaction with their services.
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5 of 6 Ruby on Rails reviews are 5 stars

1 new review for Ruby on Rails in past 6 months

$10,000 – $49,000 avg. project cost

Ruby on Rails Experience

WideFix receives consistently positive feedback for its Ruby on Rails services, with clients praising its technical expertise and effective communication. Approximately 95% of reviewers report satisfaction with project management and on-time delivery. Notably, clients have highlighted WideFix's ability to produce high-quality, reliable code and adapt to evolving project needs. The company has significantly improved project metrics, such as increasing project match rates by over 100%. Overall, WideFix is recognized for its strong ownership of outcomes and successful execution of projects.
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6 of 7 Web Development reviews are 5 stars

1 new review for Web Development in past 6 months

$10,000 – $49,000 avg. project cost

Web Development PROJECT HIGHLIGHT

Web Development for Media & Education Company
5.0 — WideFix has taken over the web development of a media and education company. Their work includes building the client's web and mobile apps from the ground up, including frontend development and Read more
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View projects from:

United States (6) England (2) Belarus (1) Spain (1)

This provider is fluent in 4 languages:

English

Russian

Polish

Spanish

This provider is available in 5 time zones:

Eastern African Time (EAT)

Central European Time (CET)

Eastern European Time (EET)

Eastern Standard Time (EST)

Universal Coordinated Time (UTC)

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Twin Sun

5.0 22 reviews

Premier Verified

$25,000+

$150 - $199 / hr

10 - 49

Serves Slovenia

Services provided

10% Web Development

10% AI Development

10% API Development +7

10% Application Management & Support

10% Custom Software Development

10% E-Commerce Development

10% Enterprise App Modernization

10% IoT Development

10% Mobile App Development

10% UX/UI Design

Focus Areas

25% Ruby on Rails

20% Flutter

15% React +8

5% Angular

5% Django

5% Laravel

5% NodeJS

5% Other frameworks and CMS

5% React Native

5% Spring MVC

5% VueJS

Twin Sun is a web development company specializing in custom website development, web application development, and web programming. Their reviews indicate exceptional project management, adaptability, and expertise in full-stack web development, with a consistent 100% positive feedback rate. Clients appreciate their transparency, responsiveness, and ability to transform complex ideas into functional, innovative websites and applications.

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2 of 2 reviews are 5 stars

2 new reviews for Web Development services

Less than $10,000 avg. project cost

Reviewed 2 times in the past 6 months
Twin Sun has received highly positive feedback in recent reviews, with clients praising their exceptional project execution and communication. One client highlighted the transformation of a complex business into a professional online presence, emphasizing the impressive lead generation platform created. Another client noted Twin Sun's responsiveness and ability to meet tight deadlines while delivering high-quality work. Overall, clients appreciate Twin Sun's alignment with their values and the collaborative spirit exhibited throughout their projects.
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2 of 2 Ruby on Rails reviews are 5 stars

$50,000 – $199,999 avg. project cost

Ruby on Rails Experience

Twin Sun receives overwhelmingly positive feedback for their Ruby on Rails expertise, with 100% of reviewers noting their strong communication and timely project delivery. Clients highlighted their ability to build scalable MVPs and integrate complex features, achieving successful outcomes such as a 95% client conversion rate. Reviewers praised their startup-friendly approach and commitment to client needs, with 100% expressing satisfaction with the final product. Overall, Twin Sun's strengths lie in their technical proficiency, adaptability, and dedication to quality service.
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11 of 11 Web Development reviews are 5 stars

2 new reviews for Web Development in past 6 months

$10,000 – $49,000 avg. project cost

Web Development PROJECT HIGHLIGHT

Webpage Makeover for Subcontracting Company
5.0 — Twin Sun redesigned an outdated company website on the front- and backend. Their team also curated and created relevant content for the platform. Read more
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View projects from:

Nashville, Tennessee (6) Atlanta, Georgia (2) Franklin, Tennessee (2) Kansas City, Missouri (1) St. Louis, Missouri (1) Concord, North Carolina (1) Dallas, Texas (1) Zionsville, Indiana (1) Dayton, Ohio (1) Honolulu, Hawaii (1) Wilmington, Illinois (1)

This provider is fluent in 1 language:

English

This provider is available in 5 time zones:

Hawaii Standard Time (HST)

Central Standard Time (CST)

Eastern Standard Time (EST)

Pacific Standard Time (PST)

Mountain Standard Time (MST)

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Infinum

4.8 58 reviews

Premier Verified

$50,000+

$150 - $199 / hr

250 - 999

Ljubljana, Slovenia

Services provided

20% Web Development

20% Custom Software Development

20% Mobile App Development +4

10% AI Development

10% Cybersecurity

10% IoT Development

10% UX/UI Design

Focus Areas

25% Ruby on Rails

23% React

13% .NET +3

13% Angular

13% Flutter

13% Spring MVC

Infinum is a comprehensive web development company specializing in full-stack web development, including web design and custom website development, with a strong emphasis on user experience and technology integration. Across their reviews, 83% of clients highlight their exceptional project management and responsiveness, while 67% commend their ability to meet high standards and deliver functional, user-friendly solutions, although some suggest improvements in delivery timelines.

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3 of 3 reviews are 5 stars

$200,000 – $999,999 avg. project cost

Reviewed 3 times in the past 6 months
Infinum has received highly positive feedback over the last six months, with clients praising their exceptional project management, timely delivery, and proactive communication. One client highlighted the successful launch of a mobile app that tripled user engagement, while another emphasized Infinum's flexibility and responsiveness to evolving needs. Reviewers consistently noted the company's professionalism and commitment to quality, with several expressing a desire to continue future collaborations. Overall, Infinum is regarded as a reliable partner capable of delivering complex solutions effectively.
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9 of 14 Web Development reviews are 5 stars

$200,000 – $999,999 avg. project cost

Web Development PROJECT HIGHLIGHT

Web Dev & UX/UI Design for Plastic Recycling Nonprofit
5.0 — Infinum provided web design and development services for a plastic recycling nonprofit. The team was responsible for improving the UX/UI of the client's website and flagship products. Read more
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Industry Experience

Infinum demonstrates notable expertise across various industries including Financial Services, Insurance, Telecommunications, Gaming, and Automotive, among others. Clients commend their project management, technical talent, and ability to deliver quality products within tight timelines. Positive feedback highlights their responsiveness, collaboration, and innovative solutions, contributing to enhanced customer experiences and increased digital adoption. Overall, Infinum is well-suited for projects requiring mobile app development, UX/UI design, and complex system integrations, making them a strong partner for businesses across these sectors.
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IT Services Gaming Software Non-profit Information technology Other Industry Financial services Supply Chain, Logistics, and Transport Consumer products & services Transportation Design Healthcare Business services Nonprofit Consumer Products Manufacturing Consulting Chemicals & Biotechnology Arts, entertainment & music Automotive Telecommunications Energy & natural resources

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Ljubljana, Slovenia

Tivolska cesta 48
Ljubljana, Slovenia 1000
16 - 20

+386 (51) 258 909

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Abelium R&D

5.0 11 reviews

$50,000+

$100 - $149 / hr

10 - 49

Ljubljana, Slovenia

Services provided

10% Web Development

20% AI Development

20% Custom Software Development +6

15% IT Strategy Consulting

10% Blockchain

10% Business Consulting

5% Digital Strategy

5% Logistics & Supply Chain Consulting

5% Mobile App Development

Focus Areas

10% Ruby on Rails

40% NodeJS

35% Django +1

15% Oracle Application Development Framework

Abelium R&D is a specialized web development company with expertise in custom website development and online development for scientific platforms and events. Their reviews highlight a 100% satisfaction rate, praising their professionalism, flexible strategies, and ability to deliver timely, user-friendly solutions, such as comprehensive web platforms for scientific congresses and journals.

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Reviews mention Experienced
Overall, client feedback regarding the sentiment of experience with Abelium R&D is highly positive. Clients commend their extensive expertise and adaptability, noting specific instances of timely project delivery and effective communication. One client highlighted the 'enthusiastic and flexible' nature of the team, while another praised the 'super-genius team' for their high IQ and experience. The consistent ability to meet project requirements and provide tailored solutions has established Abelium as a reliable partner in digital transformation initiatives.

Platform Dev & Maintenance for Scientific Journal

5.0 Jan 16, 2024

Abelium R&D is a highly experienced IT company. Their team is enthusiastic, very flexible and able to adopt suitable strategies according to the changing situations. Communication was swift and informative.
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AI Development for Higher Education University

5.0 Jul 22, 2022

They have the field of expertise in artificial intelligence and through various projects of the European Space Agency that we were collaborating on. It is very important that this company has a number of employees with a PhD in mathematics who now have an extensive experience to implement various artificial intelligence approaches to everything from logistics to scientific data.
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Digital Transformation Services for Government Adminstration

5.0 Nov 25, 2020

They have a wide range of experience in fields for which we approached multiple companies. Abelium can help us with user feedback, they use the latest technologies, and they always have the best possible solution for the problems we’re facing. We’re always one step ahead of others.
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Software Development for International Consulting Firm

5.0 Jul 1, 2020

The Abelium team has a super high IQ and a strong team that knows what they are doing. They are more experienced, and they are 40 plus. I feel they are a much better fit for our needs; maybe we understand each other better and there isn’t as much of a generation gap between us.
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2 of 2 reviews are 5 stars

$50,000 – $199,999 avg. project cost

Reviewed 2 times in the past 6 months
Abelium R&D has received highly positive feedback over the past six months, with clients praising their innovative approaches and commitment to project ownership. One client highlighted the successful development of an AI-driven energy forecasting software that generated over €1M in revenue. Another emphasized their timely delivery and high-quality work in PV generation forecasting, noting their creativity and responsiveness. Overall, clients appreciate the company's strong culture, alignment with values, and ability to adapt to project needs.
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Industry Experience

Abelium R&D has demonstrated strong expertise across several industries, primarily in Energy & Natural Resources, Education, Government, and Financial Services. Feedback highlights their innovative solutions in energy forecasting and digital transformation for government services, showcasing their strengths in project management, responsiveness, and technical capabilities. Their work has consistently yielded high satisfaction, especially in collaborative environments requiring tailored digital solutions. Overall sentiment is highly favorable, indicating that potential clients in these sectors can expect substantial value and effective partnership.
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Energy & natural resources Chemicals & Biotechnology Research Education Government Financial services Consulting Transportation

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Average Project Cost Breakdown

$200,000 to $999,999 (5) $50,000 to $199,999 (3) $10,000 to $49,000 (1)

What Clients Have Said
Abelium R&D has received positive feedback regarding its overall cost and value for money. Clients have highlighted their competitive pricing, with one stating they were selected as the 'most economical provider' for a public service contract. Another client noted 'good value for cost,' emphasizing satisfaction with the quality of work delivered. Overall, clients appreciate the balance of cost against high-quality, innovative solutions, often leading to significant operational savings.
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FlawlessCode

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Maribor, Slovenia

Services provided

10% Web Development

10% Application Management & Support

10% Application Testing +7

10% Branding

10% Conversion Optimization

10% Custom Software Development

10% Mobile App Development

10% Social Media Marketing

10% UX/UI Design

10% Web Design

Focus Areas

20% Ruby on Rails

20% .NET

20% VueJS +4

10% Angular

10% NodeJS

10% Oracle Application Development Framework

10% React

Headquartered in Maribor, Slovenia, FlawlessCode is a branding company. The team provides Branding and Social Media Marketing.
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Disru s.p.

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Velenje, Slovenia

Services provided

100% Custom Software Development

Focus Areas

100% Ruby on Rails

Disru s.p. Is a software development firm. The Velenje, Slovenia-based company was launched in 2011. Their services include Custom Software Development.
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Bitami

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Ljubljana, Slovenia

Services provided

10% Web Development

15% Branding

15% Logo +5

15% Market Research

15% UX/UI Design

10% Custom Software Development

10% E-Commerce Development

10% Web Design

Focus Areas

100% Ruby on Rails

Bitami is a branding agency located in Ljubljana, Slovenia. They focus on Branding and Market Research and were established in 2009.
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Top Ruby on Rails Developers in Slovenia

List of the Top Slovenia Ruby on Rails Development Firms

Reviews mention Attentive

Website & CMS Development for IT Conference

Ruby on Rails Experience

Average Project Cost Breakdown

What Clients Have Said

Custom Product Development

Reviewed 2 times in the past 6 months

Ruby on Rails Experience

Web Development for Media & Education Company

Reviewed 2 times in the past 6 months

Ruby on Rails Experience

Webpage Makeover for Subcontracting Company

Reviewed 3 times in the past 6 months

Web Dev & UX/UI Design for Plastic Recycling Nonprofit

Industry Experience

Select Industry to see insights

Reviews mention Experienced

Platform Dev & Maintenance for Scientific Journal

AI Development for Higher Education University

Digital Transformation Services for Government Adminstration

Software Development for International Consulting Firm

Reviewed 2 times in the past 6 months

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

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List of the Top 2 Slovenia Ruby on Rails Development Firms

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