Onlano
Python DevelopmentOnsite

Senior Backend Engineer (Python/Flask)

Team.is - Startup

1er-Arrondissement, Lyon, ๐Ÿ‡ซ๐Ÿ‡ท FranceFull-time - Senior (4-7 years)0 applicantsCloses Jun 15, 2026

Salary

EUR 70,000 - 80,000 / year

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Job description

Role overview

Team.is seeks a Senior Backend Engineer to design and build scalable web applications using Python and Flask. You'll work on RESTful APIs, database integrations, and system architecture while collaborating with cross-functional teams to deliver high-performance solutions.

This role requires expertise in backend development, cloud infrastructure, and agile workflows. The ideal candidate thrives in a fast-paced startup environment focused on IT and digital recruitment innovation.

Responsibilities

  • Design and implement scalable backend systems using Python/Flask
  • Develop and maintain RESTful APIs for web and mobile applications
  • Optimize database performance and ensure data security
  • Collaborate with frontend teams to integrate user-facing features
  • Implement CI/CD pipelines and monitor system performance

Requirements

  • 5+ years of Python backend development experience
  • Proven expertise with Flask/Django frameworks
  • Strong SQL/NoSQL database management skills
  • Experience with Docker and cloud platforms (AWS/GCP)
  • Demonstrated ability to lead complex technical projects

Benefits

  • Competitive salary with performance bonuses
  • Flexible work hours and remote work options
  • Professional development budget
  • Team-building events and company retreats

Keywords

PythonFlaskRESTful APIsSQLDockerGitAgileDevOpsBackendAPI Development