Mid/ Senior Ruby on Rails Developer

Undisclosed salary

Kraków, Part time remote

Regular / Senior

Full-time

• Company:

  Railwaymen

• Size:

  35+

• Team:

  2-6

Wymagania

• Regular

  • Ruby
  • SQL
  • Ruby on Rails
  • Git

• Junior

  • JavaScript
  • React

Minimum experience in IT: 4

Job description

Who we are - and why you might want to join us?

We’re a software development company based in Kraków, working with international clients from industries like foodtech, construction, fintech, real estate, or healthcare. Over the last 15+ years, we’ve delivered 150+ digital products - from web and mobile apps to complex platforms and MVPs.

We work in small, cross-functional teams, combining business and tech expertise. Some of us have been here for 5, 8, even 13 years - and we’re still growing!

What connects us? A pragmatic approach to software development, a curiosity for new technologies, and a culture of collaboration. We value autonomy, clear communication, and doing things the right way.

👉 Looking for a place where you can grow, have a real impact, and enjoy what you do?

Join us and be the architect of our success stories! 👈

Ruby on Rails Developer (MID / SENIOR)

[Kraków, hybrid or remote work]

Key Responsibilities:

• Develop new features
• Maintain applications by monitoring, updating, and repairing existing solutions
• Design and implement cutting-edge solutions that have a real impact on the market
• Test and debug applications
• Collaborate with a team of developers, QA engineers, and UX/UI designers
• Work with databases: design and implement schemas, while ensuring their security and performance
• Share knowledge and promote best programming practices
• Participate in strategic senior meetings and influence the company's technological development
• Act as a technical project leader and collaborate with project managers

Key Qualifications:

• Strong knowledge of Ruby, Ruby on Rails and SQL
• Experience in writing unit tests (RSpec)
• Familiarity with Git
• Good in JavaScript, with experience in React.js or Vue.js
• Communicative English skills (minimum B2+)
• A strong sense of responsibility and independence
• Proactivity and initiative
• Strategic thinking and long-term planning skills
• Commitment to personal development and interest in analyzing new technology trends

A link to your code repository (this is very important to us!)

Nice to have:

• Experience with Node.js, and microservices
• Previous experience as a Project Team Lead
• Familiarity with AWS and CI/CD (e.g., GitLab CI)
• Experience with integrations involving LLM (Large Language Model) technologies

Why Join Railwaymen?

💼 Work that matters

Work alongside around 20 Ruby on Rails developers on a variety of projects (fintech, foodtech, construction, social, and more) → railwaymen.org/case-studies

High impact on technology and project development

Freedom to act and strong support in career growth

Long-term cooperation

Paid days off (also available for B2B contracts)

Remote work or hybrid work

Smooth onboarding and clearly defined growth paths

👥 A team you can count on

Cross-functional collaboration

1:1 meetings, feedback culture & mentoring

📚 Learning built in

Access to internal library & knowledge sharing

Support for continuous upskilling

Round Table sessions to exchange ideas

🎉 Life beyond code

Private medical care & sports subscription

Rooftop office view over Kraków

Sound like something for you? Send us your CV and a link to your code - we’re excited to meet you!

Job Specification

• Open space

  

• Flexible working hours

  

• The office is open

  7-18

Work methodology

• testers

  

• agile

  

• coding conventions

  

• knowledge base

  

• Scrum

  

Working tools

• mobile computer

  

• Linux

  

• Windows

  

• MacOS

  

• additional monitor