Who We AreLumicode Sp. z o.o. is part of the Pentacomp Group, a provider of IT solutions and professional IT services for large enterprises and the public sector.As Pentacomp, we create IT solutions that combine innovation with years of experience - and we have quite a lot of it. We've been in the market for nearly 30 years and have successfully delivered many projects.We are currently looking for a Python Fullstack Developer for a new project. Hybrid work: 2 days per week from one of our offices in Gdańsk, Gdynia, Łódź, or Warsaw. Rate up to 170 PLN/hour net + VAT (B2B contract) Subsidized sports card and access to private healthcare Immediate start We are seeking a proactive developer who can collaborate closely with Product Owners, Solution Architects, and Analysts to refine business requirements into high-quality technical designs and working software. The role focuses on data transformation and AI-driven data enrichment to ensure all parties operate in line with rules and regulations, using modern automation and AI-powered approaches to maximize efficiency.You will build data integrations, transformation logic, and microservices; work with various databases and APIs; ensure data completeness and reconciliation; and develop deployment pipelines. The role also involves applying LLMs both within the solutions (e.g., for data enrichment) and to support your development work. Some front-end development is included, though to a lesser extent.To succeed in this role, we believe you: are a team player who enjoys collaborating in a multicultural environment have a genuine interest in learning and growing within the field are valued for your positive attitude and ability to turn challenges into opportunities are effective at engaging stakeholders at different levels are an engineer at heart, passionate about building solutions and proud to see your work translate into real business impact Your background and skills include: Advanced experience in Python development and configuration Intermediate experience working with LLMs Cloud experience, preferably AWS Experience with REST API frameworks in Python Knowledge of event-driven, microservice-based architectures (a plus) Experience working with Kafka/XML data sources Knowledge of Flask or similar frameworks Familiarity with PostgreSQL and Oracle PL/SQL Knowledge of Kerberos configuration Nice to have:Experience automating deployment pipelines (CI/CD) using tools such as Jenkins/Bamboo, Artifactory (JFrog), Docker, and Kubernetes