12 Best Ruby Development Companies in the Netherlands (2026)
The Netherlands is a solid hub for Ruby development. Many capable companies specialize in Ruby on Rails, building robust web applications for startups needing fast MVPs and established businesses seeking reliable, scalable systems.
Dutch agencies stand out for clean code, efficient processes, and practical solutions that grow with the organization. They handle everything from modernizing legacy apps to creating new platforms, with a strong focus on maintainability and performance.
1. OSKI Solutions
OSKI Solutions delivers custom software development with a focus on .NET development and web application development that complements Ruby projects in the Netherlands market. We understand the local needs for reliable digital solutions and work closely with clients on projects that require dedicated team support and IT outsourcing. Our approach includes full-cycle development, team augmentation, and digital transformation initiatives tailored to the Dutch business environment where Ruby development often plays a role.
We handle legacy system modernization, API integration, and cloud migration projects while maintaining strong expertise in technologies like React development and Umbraco that integrate well with Ruby on Rails solutions. OSKI Solutions also supports cloud-based work with Azure and AWS along with Node.js development for CMS-based solutions. This helps us address requirements in industries such as e-commerce, healthcare, and fintech within the Netherlands Ruby development landscape.
Key Highlights:
Custom software development expertise
Legacy system modernization capabilities
API integration experience
Cloud migration support
Services:
Ruby development
.NET development
Web application development
Digital transformation
Cloud migration
Contact Information:
Website: oski.site
Phone: +48571282759
Email: [email protected]
Address: Kaupmehe tn 7, 10114 Tallinn, Estonia
LinkedIn: www.linkedin.com/company/oski-solutions
Ruby Development in the Netherlands
Build robust web applications, support custom software needs, and launch scalable Ruby on Rails solutions tailored for businesses across the Netherlands.
2. Kabisa
Kabisa operates as a software development company based in the Netherlands with a long track record in Ruby on Rails. The company focuses on creating custom web applications and handling upgrades or migrations for existing Ruby on Rails projects. Kabisa also offers support for ongoing management of these applications. They work on projects that involve front-end and back-end development using various technologies alongside Ruby on Rails.
The agency maintains an emphasis on co-creation with clients to adapt solutions during development. Kabisa provides services in data and AI integrations as well as cloud infrastructure through a subsidiary. They handle managed services for keeping systems secure and performing well. This approach allows organizations to incorporate feedback quickly while building reliable applications suited to specific needs.
Key Highlights:
Market presence in Ruby on Rails development since
Expertise in application upgrades and migrations
Focus on custom web and mobile application building
Integration of new technologies for future-proof infrastructure
Services:
Front-end Development
Backend Development with Ruby on Rails
Mobile Development
Data and AI solutions
Cloud infrastructure management
Managed Services for ongoing support
Contact Information:
Website: kabisa.nl
Phone: +31(0)495 430 798
Email: [email protected]
Address: Johan Huizingalaan 400, 1066 JS Amsterdam
LinkedIn: www.linkedin.com/company/kabisa-ict
Facebook: www.facebook.com/kabisaict
Instagram: www.instagram.com/kabisasoftwareartisans
3. .NET Developers
.NET Developers deliver enterprise software development with senior-led teams that use AI agents for execution, including work with Ruby on Rails stacks. The company designs and supervises AI workers for drafting, testing, and delivery while humans handle architecture and priorities. .NET Developers works across modern stacks and supports Ruby on Rails development for clients in the Netherlands.
The agency provides cloud and platform engineering along with modern front-end development that pairs well with Ruby back-ends. .NET Developers follows a structured delivery process from discovery to ongoing evolution with transparent pricing. This setup supports production-grade systems built with SOLID principles and tested standards for Ruby projects.
Key Highlights:
Senior-led enterprise development
AI-augmented engineering
Cloud platform work
Full delivery process
Services:
Enterprise Development
AI Engineering
Cloud & Platform
Modern Front-end Development
Contact Information:
Website: net-devs.com
Phone: +48 571 282 759
Email: [email protected]
Address: Obrzeżna 1D, 02-691 Warszawa
LinkedIn: www.linkedin.com/company/net-dev
4. TTB Software
TTB Software is a Netherlands-based company specializing in Ruby on Rails development with extensive experience since early versions of the framework. The agency builds greenfield applications, MVPs, and handles modernizations or performance improvements for existing Rails projects. TTB Software works with fixed-price engagements and delivers production-ready apps including marketplaces, SaaS dashboards, and internal tools.
The company supports Rails upgrades from older versions and legacy stack modernizations. They focus on practical aspects like background job optimizations and infrastructure changes to reduce costs and complexity. TTB Software operates from Spaarndam while taking on projects worldwide and maintains a hands-on approach with daily updates during sprints.
Key Highlights:
Long-term experience with Ruby on Rails
Fixed-price builds with clear timelines
Specialization in performance troubleshooting
Modernization of legacy applications
Services:
Rails Development
AI Engineering
Fractional CTO support
Application modernization
Performance optimization
Contact Information:
Website: ttb.software
Phone: +31 6 5123 6132
Email: [email protected]
Address: Lagedijk 11A, 2064 KV Spaarndam, The Netherlands
LinkedIn: www.linkedin.com/in/rogerheykoop
5. Zilverline
Zilverline functions as a software development company in Amsterdam that delivers solutions particularly suited for financial institutions and fintech organizations. The agency builds web applications, integrations, and custom software with an Agile and Scrum-based methodology. Zilverline creates user-centric applications that prioritize quality and ease of use while ensuring compliance and scalability.
The company assembles dedicated teams that manage projects from initial concept through to launch. They bring expertise in open banking, payment platforms, and other fintech-specific developments. Zilverline maintains a collaborative process that adapts to changing requirements and delivers transparent progress throughout each engagement.
Key Highlights:
Experience in financial technology projects
Agile Scrum methodology for development
Focus on secure and scalable solutions
Dedicated team approach for full project delivery
Services:
Custom Software Development
Web Application Building
API Development
Open Banking solutions
E-Commerce platforms
Contact Information:
Website: www.zilverline.com
Phone: +31 20 754 21 65
Email: [email protected]
Address: Cruquiusweg 109-F, 1019 AG Amsterdam
Facebook: www.facebook.com/zilverline
Twitter: x.com/zilverline
6. Gain Impact
Gain Impact operates from Leidschendam as an agency that supports entrepreneurs and non-technical founders in turning ideas into software products. The company follows a structured process that includes marketing input, idea refinement, development, and launch support. Gain Impact delivers projects using technologies such as React and Ruby while maintaining customer input throughout the cycle.
The agency emphasizes on-time delivery with fixed pricing and provides maintenance after launch. Gain Impact works on various solutions including event management tools, platforms for connecting users, and POS systems. This setup helps bring products to market in shorter timeframes compared to traditional approaches.
Key Highlights:
Customer input during the full development cycle
Fixed pricing for builds
Post-launch maintenance support
Use of React and Ruby in projects
Services:
Custom Software Development
Web Application Building
Mobile App Development
Event Solution Platforms
Contact Information:
Website: gainimpact.nl
Phone: +31 850 602 511
Email: [email protected]
Address: Van Ruysdaellaan 41, Leidschendam, Netherlands
LinkedIn: www.linkedin.com/company/gainimpact
7. 21century.tech
21century.tech operates as an AI-native software studio based in the Netherlands that builds production software with senior engineers. The company pairs engineers with AI models like Claude on tasks while keeping human oversight for architecture and final quality in Ruby on Rails and other modern stacks. 21century.tech focuses on faster delivery for MVPs and features through this augmented approach suitable for Dutch businesses.
The agency handles scoping, building, and shipping with daily demos and full human review on code for Ruby projects. 21century.tech aims for senior-grade quality at startup speed while maintaining predictable costs and ownership. This method supports rapid iteration on Ruby development without compromising on what ships to production in the Netherlands market.
Key Highlights:
AI-augmented software building
Senior engineer oversight
Rapid MVP delivery
Human-reviewed code processes
Services:
Custom Software Development
AI Integration
MVP Building
Code Review and QA
Contact Information:
Website: 21century.tech
Email: [email protected]
8. Sping
Sping works as a digital product agency in Delft that develops next-generation solutions combining AI and design. The company creates custom trained models and integrates them into innovative products while accelerating ethical AI adoption. Sping transforms ideas into validated designs and implements effective technologies for digital challenges.
The agency builds HRM platforms, e-commerce solutions, and other digital platforms for sectors like healthcare and government. Sping focuses on connecting people with data and technology to generate insights and add value. This approach helps organizations implement digital products that address complex needs in practical ways.
Key Highlights:
AI model development and integration
Digital product design
Technology implementation
Platform building for different sectors
Services:
AI Solution Development
Digital Product Design
Technology Integration
Platform Creation
Insight Generation
Contact Information:
Website: sping.nl
Phone: 088 774 6400
Email: [email protected]
Address: Korte Geer 1H, 2611 CA Delft
9. SoftPro
SoftPro works as a digital agency in Poland that delivers custom software solutions with expertise applicable to Ruby on Rails projects for clients including those in the Netherlands. The company uses various technologies and provides full-stack development that ensures integration and performance. SoftPro supports businesses through innovative approaches tailored to specific requirements in Ruby development contexts.
The agency offers cloud development services and artificial intelligence solutions that can complement Ruby on Rails applications. SoftPro focuses on scalable solutions and helps organizations achieve growth through reliable digital tools. This makes the company a potential partner for Ruby projects that need modern integration in the Netherlands.
Key Highlights:
Custom software solutions
Web application development
Cloud development services
Artificial intelligence solutions
Services:
Software Development
Cloud Development
Artificial Intelligence
Web Application Development
Contact Information:
Website: soft-pro.pl
Phone: +48 571 282 759
Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401
LinkedIn: www.linkedin.com/in/kyrylo-o
10. True
True operates as a managed hosting partner in the Netherlands with a strong focus on Ruby on Rails applications. The company provides infrastructure support including Kubernetes and Docker setups along with performance optimization for Rails projects. True handles fully managed hosting and cloud solutions for custom applications that rely on Ruby on Rails.
The agency works with organizations that need reliable environments for their Rails-based systems. True emphasizes stable infrastructure and ongoing management rather than pure development work. This makes the company a practical choice for businesses in the Netherlands that already have or are building applications on Ruby on Rails and want dedicated hosting support.
Key Highlights:
Managed Ruby on Rails hosting
Kubernetes infrastructure support
Docker environment management
Performance optimization for Rails
Services:
Web hosting
Cloud solutions
Managed Kubernetes
Infrastructure management
Contact Information:
Website: www.truefullstaq.com
Phone: 020 305 97 50
Email: [email protected]
Address: Keienbergweg 100, 1101 GH Amsterdam, Nederland
LinkedIn: www.linkedin.com/company/truefullstaqbv
Instagram: www.instagram.com/truefullstaq
11. Keplar Agency
Keplar Agency is a digital production and strategy agency based in Amsterdam that has worked with Ruby on Rails in the past. The company develops custom web applications and software solutions including projects for events. Keplar Agency combines development experience with broader digital strategy work.
The agency supports clients through custom application building where Ruby on Rails has been part of previous projects. Keplar Agency maintains a focus on digital production while applying technical knowledge from Ruby on Rails development. This background allows the company to handle various web and application needs in the Netherlands.
Key Highlights:
Custom web application development
Ruby on Rails project experience
Digital production work
Event-focused application building
Services:
Custom software development
Web application development
Digital strategy
Application maintenance
Contact Information:
Website: keplaragency.com
Email: [email protected] and
Address: Hannie dankbaarpassage 14, 1053 RT, Amsterdam
LinkedIn: www.linkedin.com/company/keplar-agency
Instagram: www.instagram.com/keplaragency
12. RailApp
RailApp develops its own software platform using Ruby on Rails for the rail industry. The company creates solutions for planning and staffing needs within rail operations. RailApp maintains a strong Ruby on Rails background through continuous work on its core product.
The agency applies Ruby on Rails expertise to build specialized tools for the sector. RailApp focuses on practical software that addresses real operational challenges in rail-related activities. This product-oriented approach shows deep familiarity with Ruby on Rails development in the Netherlands.
Key Highlights:
Ruby on Rails platform development
Industry-specific software building
Planning and staffing solutions
Custom rail application work
Services:
Software development
Platform building
Application maintenance
Industry solution development
Contact Information:
Website: railapp.nl
Phone: +31 (0)10 – 203 59 18
Email: [email protected]
Address: Albert Plesmanweg 57, 3088GB Rotterdam, Netherlands
LinkedIn: www.linkedin.com/company/railapp
Facebook: www.facebook.com/railapp
Twitter: x.com/RailAppNL
Conclusion
Looking across the Ruby development scene in the Netherlands, what stands out is the solid mix of practical expertise and willingness to adapt. Companies here seem to get that Ruby on Rails still delivers real value for custom web applications, modernizations, and scalable platforms, especially when paired with thoughtful architecture and ongoing support. It's not about chasing the newest hype - it's more about choosing tools that actually fit the problem and sticking with them long enough to see results.
At the end of the day, picking the right partner comes down to your specific situation. Some projects need quick MVPs and fast iteration, others call for deep legacy work or tight integrations. The Netherlands has plenty of capable options that understand both the technical side and the business realities behind it. Take your time to talk with a few, share your context, and see who clicks. In a market that's constantly shifting, that human connection often makes all the difference.
