Senior Python & AI Engineer

Salary: 1000 - 1300 PLN/day on B2B

Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (at least 2 days per week from the office)

Why choose this offer?

• You can expect a flexible work organization
• The international work environment will give you the opportunity to interact with the English language on a daily basis
• Scandinavian 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

Join a team building an AI-powered data processing platform designed to ensure that all involved parties act according to rules and regulations. As a Senior Python & AI Engineer, you will work closely with Product Owners, Architects and Analysts to transform business requirements into clean, scalable and production-ready software. The role includes designing microservices, developing data integrations and transformation logic, ensuring data completeness and reconciliations, and using LLMs for data enrichment and automation. You will contribute to high development standards, industry best practices and modern engineering approaches across the solution.

Responsibilities you'll have

• Design, develop and maintain Python-based microservices and backend components
• Build and optimize data integration pipelines, including reading/writing across various databases and APIs
• Implement advanced data transformation, data completeness validation, and reconciliation logic
• Utilize LLMs and AI techniques for data enrichment and automation within the product
• Implement and advocate industry best practices in coding standards, architecture, and automation
• Build and maintain CI/CD pipelines and ensure smooth deployment processes
• Ensure security, stability, and performance of data flows and microservices
• Work with modern dev tooling, including using LLMs to support your development workflow

• Collaborate closely with Product Owners, Solution Architects and Analysts to refine epics and user stories into robust technical solutions

Expected competences and knowledge

• Advanced experience in Python development and configuration
• Practical, intermediate experience with LLMs and AI-driven features
• Hands-on experience with AWS cloud services
• Proficiency with REST API frameworks (e.g., Flask or similar)
• Experience integrating data from Kafka and working with XML sources
• Good understanding of relational databases, especially PostgreSQL and Oracle PL/SQL
• Experience with Kerberos configuration
• Strong team player who thrives in close collaboration within a multicultural environment
• Curiosity and motivation to continuously learn and grow within the domain
• Positive mindset with the ability to turn challenges into opportunities
• Experience working with event-driven, microservice-based architectures (nice to have)
• Experience with automation of deployment pipelines (CI/CD) using e.g. Jenkins/Bamboo, Artifactory (jFrog), Docker and Kubernetes (nice to have)

Technologies you'll work with

• Python
• LLMs / AI models
• AWS
• Flask (or similar REST API frameworks)
• Kafka
• XML
• PostgreSQL
• Oracle PL/SQL
• Kerberos
• Event-driven microservices - nice to have
• CI/CD tools (Jenkins, Bamboo) - nice to have
• Artifact management (Artifactory / JFrog) - nice to have
• Docker - nice to have
• Kubernetes - nice to have

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 700 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.