Python Developer

act digital

📍 Lisbon, Portugal, Portugal

Full-time IT Services and IT Consulting Posted February 19, 2026

Job Description

We’re looking for a versatile engineer to join our client team, taking end-to-end ownership of a data-model platform and public-facing APIs. Your mission will be to design scalable data architectures, integrate statistical models directly with the database layer, and deliver high-performance, secure API services.


What you will do

  • Design and version PostgreSQL / ArcticDB schemas for raw, intermediate and final model data.
  • Integrate statistical models directly into the database layer using psycopg2, SQLAlchemy or ArcticDB native APIs.
  • Build and maintain secure, high-performance FastAPI/REST APIs.
  • Develop internal Python libraries to streamline interaction with internal and external databases.
  • Optimise database performance: query tuning, indexing, partitioning, monitoring and alerting.
  • Produce technical documentation, schema diagrams, and enforce best practices in version control.
  • Ensu...