Senior Python Engineer (AI Platforms)

 
Design and build scalable AI agent platforms with a real impact on architecture and technical decisions.

We are looking for a Senior Python Engineer (AI Platforms) who combines deep backend expertise with strong architectural thinking and a passion for solving complex engineering challenges.

The role is primarily focused on Python backend development and building scalable enterprise systems for managing and governing AI agents. Beyond writing production-quality code you will have a meaningful voice in architectural decisions and help shape the platforms technical direction.

You will:

• design and build scalable enterprise systems for managing and governing AI agents;
• develop backend services APIs libraries and Python SDKs;
• shape software architecture evaluate technical trade-offs and contribute to key design decisions;
• design governance capabilities including authentication authorisation and access control;
• contribute to backend and frontend application development;
• drive engineering quality through code reviews technical discussions and mentoring other developers.

The role is primarily backend-focused:

• approximately 6070% Python backend development;
• approximately 1020% React frontend development;
• the remaining time dedicated to architecture technical design code reviews and collaboration with the team and customers.

Qualifications :

What were looking for:

• strong software architecture and system design skills including the ability to evaluate trade-offs between microservices macroservices and other architectural approaches;
• at least 5 years of experience with Python;
• commercial experience with Django FastAPI or a similar Python web framework;
• experience building deploying and maintaining production web applications;
• experience designing scalable APIs libraries or SDKs;
• good understanding of governance and security patterns including authentication authorisation and access-control;
• working knowledge of React and modern frontend development;
• support other developers and contribute to engineering standards;
• strong communication skills and the ability to explain technical decisions clearly;
• professional working proficiency in English;
• hands-on experience designing or building AI agents.

You will be working with the following technologies:

• Python Django and related backend ecosystem;
• React and modern frontend tooling;
• DSPy and LLM/agentic application frameworks;
• Docker and Kubernetes;
• Pi agent harness ().

Additional Information :

What do we offer

• hybrid model job (1-3 days per week from office at Zabłocie 43A in Cracow)
• salary range -  B2B contract: EUR 300500 per day depending on experience;
• plenty of opportunities to learn share knowledge and grow professionally;
• real influence on the architecture and future direction of the platform;
• a supportive working environment;
• A good work-life balance -we believe that well-rested people do their best work.

Recruitment process:

1. Discovery Call with our Recruiter;
2. Online meeting with the leadership team;
3. Technical discussion.

Remote Work :

No

Employment Type :

Full-time