Mid Developer (Java/Python)

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are looking for a Mid-Level Developer who enjoys solving problems, thinking algorithmically, and isn’t confined to a single tech stack. Someone who understands technology intuitively and is genuinely curious about new tools — from Java and Python to AI assistants such as Claude (Anthropic) and knows how to use them effectively in practice. Project information: • Industry: Media/Ad/Marketing • Location: Warsaw • Work Setup: 100% Remote work • Employment type: Contract of employment / B2B • Rate: 12 000 PLN/net/month + VAT on B2B • Start date: depending on candidate availability Requirements: • Strong working knowledge of Java and Python (we treat them as a foundation, not a limitation) • Understanding of mechanisms and protocols used in distributed systems • Ability to independently solve problems and seek the simplest effective solutions • Openness to working across technologies (frontend, backend, integrations, automation) • Regular use of AI tools (Claude, ChatGPT, Copilot, etc.) as a natural part of the development workflow Nice to Have: • Experience with web frameworks (Spring, FastAPI, Flask) • Familiarity with Linux, Docker, and version control systems (Git) • Interest in automation and hands-on experimentation with AI in real projects We offer: • Competitive salary + flexible cooperation model (UoP / B2B) • Influence on architecture, processes, and technology in a key business area • Work with large data volumes and projects with real business impact • Access to modern tools, development budget, and the possibility to work with innovative solutions • Flexible remote or hybrid work • Collaboration with experienced marketing, tech, and analytics specialists.