Hire the Best Ruby Developers & Programmers
in Poland

Hi, my name is Vitalii. I am a Ruby on Rails developer with over 5 years of commercial experience in web development. I specialize in building web applications of various complexity levels — from simple landing pages and presentation websites to large-scale, custom platforms and eCommerce solutions. My main expertise is backend development using Ruby and Ruby on Rails, along with SQL databases such as PostgreSQL and MySQL. I also have strong experience working with APIs, test coverage, deployments, and performance optimization. Over the last 5 years, I have worked with the following technologies: ✅ Ruby & Ruby on Rails ✅ RSpec ✅ Spree eCommerce ✅ PostgreSQL & MySQL ✅ JavaScript (jQuery) ✅ HTML5 & CSS3 ✅ Git ✅ Docker ✅ Web scraping ✅ REST APIs ✅ Telegram bots I have experience working in international teams, mentoring junior developers, integrating third-party services, and maintaining high code quality standards with automated testing and CI tools. I am highly motivated, detail-oriented, and always open to learning new technologies and improving my skills. Working with me, you will get a reliable, well-tested, and high-quality product.

I build and maintain production Ruby on Rails and fullstack web applications—and I use AI to ship faster and with higher quality. 4+ years in Software Development What I do: - Ruby on Rails — APIs, background jobs, multi-tenant SaaS, migrations, performance - Fullstack — React, JavaScript/Node.js, Vue.js; SPAs and server-rendered apps - Databases — PostgreSQL, schema design, indexing, and query optimization How I work: - AI-augmented development — I use AI to multiply progress and keep quality high: fewer bugs, clearer code, and lower risk for your product. - Security-conscious — I’ve worked on security-focused products (including Apnotic’s secure sharing tools) and think about auth, data handling, and best practices by default. - Proven in production — 450+ hours on a Rails OSS & SaaS product; prior fullstack role maintaining a Rails app (PostgreSQL, React, Vue). Contributor to open source projects. 4+ years in Software Development I’m a fit when you need: a reliable Rails or fullstack developer who can own features, integrate with your stack, and deliver without constant hand-holding. Available 30+ hrs/week; open to contract-to-hire.

Hello 👋 My name is Kamil. I'm a Full-Stack Developer and Solution Architect with over 15 years of experience building high-performance web and mobile applications that deliver real business results. Since 2011, I’ve been the co-founder of TDCM.io – a fast-growing software consultancy with a team of 30+ senior engineers. We partner with startups, scaleups, and SMEs to bring complex digital products to life – from the first sketch to post-launch support. 🔹 We are backed by results that matter: Over the years, we've helped founders secure over $10M in funding, scale their products, and bring ambitious ideas to market. With 60+ five-star reviews on Upwork and a 100% Job Success Score, we’re proud to be the team that startups and growing companies turn to when they need to build with confidence. 🔹 How we can help: Whether you’re launching something new or scaling what you’ve already built, we offer flexible support tailored to your goals: - Solo Development: great for MVPs or quick product iterations - Full-Stack Teams: end-to-end development across web and mobile - Turnkey Product Builds: from initial idea to launch, all in one place - Strategic Advisory: hands-on guidance to help you grow with confidence 🔹 Our tech expertise: Our technical capabilities cover a wide range of modern frameworks and tools, allowing us to build fast, scalable, and secure solutions tailored to your needs. Some of the technologies we work with include: 🛠 Web Development: React.js, JavaScript, HTML5, CSS, Ruby on Rails, Node.js, Python 🛠 Mobile Development: React Native, Flutter, Swift, Kotlin, Java (iOS & Android) 🛠 AI & Automation: GPT-4, ChatGPT, LLAMA 2, NLP – integrated where it brings real value 🛠 Blockchain: Solidity, Rust, web3.js, Ethereum, DApp development 🛠 Other: UI/UX Design, Product Architecture, Technical Writing We’re experienced across a wide range of industries, including healthcare, e-learning, real estate, social media, and entertainment. Feel free to reach out – I’d love to hear about your idea and start shaping your vision into reality.