Python Backend Developer

Quick Facts

• Role: Python Backend Developer

• Focus: Backend services and REST API development with Python/FastAPI for an AI-driven procurement/sourcing automation platform

• Work model: Hybrid (2 days office, 3 days remote)

• Locations: Gdańsk, Poznań, or Wrocław, Poland

• Contract: Long-term B2B (95–120 PLN net/hour)

Description

Develop and maintain backend services and REST APIs using Python and FastAPI for cloud-based, data-intensive, AI-driven solutions. Work on a system that digitalizes and automates procurement and sourcing processes using Generative AI and LLMs, collaborating with Cloud Engineers, AI Engineers, Data Scientists, Product Owners, and Frontend Developers.

Responsibilities

• Design, develop, and maintain backend services and APIs using Python

• Build and evolve RESTful APIs supporting frontend functionality and system integrations

• Implement reliable, scalable, and maintainable backend business logic

• Contribute to backend architecture and technical design decisions

• Integrate backend services with external systems and enterprise applications

• Support data-intensive processing and backend workflows

• Collaborate with Cloud Engineers on deployment setup, runtime architecture, environment configuration, and CI/CD

• Work with Frontend Developers on API design, contracts, and integration flows

• Ensure backend components meet security, observability, scalability, and operational supportability requirements

• Participate in testing, troubleshooting, performance optimization, and continuous improvement

• Use Git and follow Agile software development practices

Requirements

• 3–5 years of professional backend development experience with Python

• Strong hands-on experience with a modern Python web framework, ideally FastAPI

• Strong experience designing, building, and maintaining REST APIs

• Practical experience working with AWS and cloud-based application environments

• Good understanding of backend architecture and system integration patterns

• Good knowledge of interface and API design

• Experience with Git and Agile software development practices

• Understanding of secure, scalable, and maintainable backend development

• Excellent communication skills in English

• Ability to work effectively in a cross-functional international team

• EU citizenship and residence in Poland

Benefits

• Hybrid working model (2 days per week in the office)

• Full-time B2B cooperation agreement

• Private medical care with dental care (70% covered)

• Multisport card (also for an accompanying person)

• Life insurance

• Opportunity to work on innovative AI-powered solutions in an international IT environment

Recruitment Process

• Introductory call

• Technical interview

• Final decision