Python Full-Stack Developer

Salary: 1100-1300 PLN/day on B2B Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (2/3 days per week from the office) Why choose this offer? You can expect a flexible work organizationThe international work environment will give you the opportunity to interact with the English language on a daily basisScandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)The Jit community will bring you a nice time during regular integration meetings Project We are looking for a forward leaning developer to work closely with Product Owners, Solution Architects and Analysts to refine epics, user stories and business requirements into technical design and working software, with high development standards and to implement some of the industry best practices. Key topics in scope include data transformation as well as AI driven data enrichment, where the overall solution objective is to overlook that all parties involved act according to rules and regulations. And importantly, that this is done as efficiently as possible using modern ways of automation, including but not limited to AI. This involves building data integrations and data transformation logic, reading from and writing to various databases and APIs, securing data completeness and data reconciliations, building microservices and deployment pipelines, and utilizing LLMs both in the actual solutions (e.g. data enrichment) and for support in your role as developer. Responsibilities You'll Have Develop and maintain scalable applications, APIs, and microservices using Python and modern frameworks. Collaborate with Product Owners, Architects, and Analysts to transform business requirements into technical solutions. Build and optimize data integrations, transformation processes, and AI-powered data enrichment capabilities. Ensure data quality, consistency, and reliability across databases, APIs, and enterprise systems. Develop and maintain CI/CD pipelines, automated tests, and deployment processes. Support the adoption of AI, automation, and engineering best practices to improve business processes and software quality. Work closely with stakeholders in an international environment to deliver efficient and innovative solutions. To succeed in this role, we believe that a candidate: is a team player who enjoys collaboration in a multicultural environmenthas a genuine interest to learn and develop within the areais appreciated for your positive approach and ability to turn challenges in to opportunitiesis good at engaging stakeholders at different levelsis a skilled engineer at heart with passion for developing solutions and take pride in seeing your efforts paying off in form of a great business application Expected competences and knowledge LangChain and RAG experienceAdvanced knowledge in Python development and configurationAdvanced knowledge of Flask (or similar) frameworksAdvanced knowledge of REST APIsIntermediate LLM experienceIntermediate Docker experienceIntermediate JavaScript experienceIntermediate knowledge of PostgreSQL and SQLAlchemyFamiliarity with ReactFamiliarity with CSS and SCSSAbility to write tests (preferably with pytest)Experience with CI/CD and creating pipelinesExperience with Git Technologies you'll work with Experience with AI toolingFamiliarity with TypeScriptFamiliarity with web componentsFamiliarity with Redux/ZustandExperience with SharePoint APIExperience with Artifactory (JFrog)Experience with KubernetesExperience with cloud services (AWS) Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.