Senior Fullstack AI Engineer - Build AI-Driven Apps

Atos; Warszawa; Hybrid; PLN 300,000 - 520,000; Full time

Benefits offered by this job

Hybrid work

Employment or B2B

Annual bonus

Private medical care

Multisport

Certifications & training

Recognition programs

Conferences & knowledge sharing

Job summary

Atos is seeking an experienced Senior Fullstack AI Engineer to join our Consulting team. You will turn complex product ideas into secure, scalable solutions with strong backend, frontend, and AI integration.

You will work across the full development lifecycle, owning features end-to-end and delivering production-grade software in collaboration with global clients. The role offers hybrid work with competitive compensation and growth opportunities.

Qualifications

• Hands-on Python and FastAPI experience in a developer role within the last 2 years.
• Experience shipping at least one LLM feature with structured output using Pydantic AI, Instructor, or a comparable library.
• Ability to meet at least two of: frontend (React/Angular) delivery, DB work with MongoDB/SQL, ownership of a feature end-to-end, or evaluation metrics.

Responsibilities

• Translate product ideas into secure, maintainable software solutions.
• Design and develop end-to-end features integrating backend, frontend, database, and AI.
• Contribute throughout the development lifecycle—from discovery to production deployment.
• Own features and services from requirements through delivery to production.

Skills

Python

FastAPI

LLM feature delivery

Frontend integration

Database work

End-to-end ownership

English (B2)

Tools

Pydantic AI

Instructor

Azure Container Apps

Job description

Atos is seeking an experienced Senior Fullstack AI Engineer to join our Consulting team. You will turn complex product ideas into secure, scalable solutions with strong backend, frontend, and AI integration.

You will work across the full development lifecycle, owning features end-to-end and delivering production-grade software in collaboration with global clients. The role offers hybrid work with competitive compensation and growth opportunities.