Full Stack Consultant

Full Stack Consultant Date:  Mar 6, 2026 Location:  Kraków, PL, 30-302 Working place:  Hybrid Type of contract: B2B contract  Salary range: 122 - 150 PLN/h   What will you do?   As an external Full Stack Developer, you will collaborate with a technology‑focused team delivering solutions for global financial markets. You will contribute to all stages of the development lifecycle — from analysis and technical design to implementation, testing and production support. The setup emphasises ownership, continuous delivery and partnership‑based cooperation.   Your tasks   Collaborate within a team of 4–6 people working closely with a dedicated Product Owner Break down business requirements into user stories and deliver them iteratively to production Provide ongoing production support as part of the delivery responsibilities (“the team builds it, the team supports it”) Identify and address technical debt while helping to balance it with new feature development Design technical solutions aligned with established architectural principles Participate in pair programming and knowledge sharing with other team members   Your skills   3–5+ years of commercial software development experience Strong experience in Java and Python Background or interest in Machine Learning, NLP, AI or Data Science is a plus Ability to collaborate with engineers and contribute to technical design discussions Good command of spoken and written English Experience with event streaming technologies Nice to have Experience with JavaScript or Vue Familiarity with additional programming languages (e.g. Kotlin, Clojure, Rust, Julia, Haskell) Openness to experimentation and working with modern technologies Experience working in cross‑functional or distributed teams