Senior Python/Django Developer (freelance)

Cenareo; Toulouse; Sur place; EUR 70 000 - 90 000; Plein temps

Résumé du poste

Cenareo, located near Toulouse (Labège), seeks a Senior Python/Django Developer to evolve our SaaS APIs and backend. You will drive architectural decisions, reduce technical debt, and collaborate with product and UX to design scalable features.

You will implement robust REST APIs, optimize performance, and co-build user experiences with partner teams. This role reports to the Lead Software Engineer and requires strong coding standards and cross-functional communication.

Qualifications

• 5+ years of backend development with Python and Django.
• Strong understanding of RESTful API design and scalable architectures.
• Experience in SaaS environments and performance optimization.
• Ability to communicate clearly and work with cross-functional teams (UX, product, partners).

Responsabilités

• API & Architecture Evolution — Extend and scale the REST API ecosystem and evolve system architecture for long-term growth.
• Code Quality & Technical Debt Reduction — Identify, refactor, and optimize existing debt and improve performance and engineering practices.

Connaissances

Python

Django

REST APIs

Software architecture

Performance tuning

Collaboration

Outils

React

Azure

Description du poste

The Mission & Context

We are looking for a Senior Python/Django Developer to join our Engineering Team at Cenareo. You will drive the architectural evolution of our core SaaS APIs while elevating software quality across our backend ecosystem.
As a senior member of the team, you will not only build scalable backend components and reduce technical debt, but also co-design seamless user experiences alongside our product and UX teams.

Your mission at Cenareo

• API & ARCHITECTURE EVOLUTION - 40%

  • Extend and scale the existing REST API ecosystem.

  • Evolve system architecture to sustain long-term performance and growth.

  • Architect robust backend solutions aligned with SaaS standards.

• CODE QUALITY & TECHNICAL DEBT REDUCTION - 35%

  • Identify, prioritize, and refactor existing technical debt.

  • Optimize application execution speed and overall system performance.

  • Establish, document, and maintain engineering best practices across the engineering team.

• UX & PARTNER FEATURE CO-CONSTRUCTION - 25%

  • Re-architect end-to-end product features in close partnership with the UX Designer.

  • Collaborate with external partners to integrate and refine product capabilities.

  • Translate functional design concepts into maintainable technical requirements.

Your qualifications, experience, knowledge, skills

• Experience: Minimum 5 years of professional backend development experience with Python and Django. Prior experience within SaaS / Tech environments is preferred.
• Technical Mastery: Advanced mastery of Python and Django, deep understanding of RESTful API architecture, software architecture design, and performance optimization.
• Soft Skills: Strong problem-solving mindset, commitment to code quality, high collaborative ability for cross-functional work with UX designers and external partners, and clear technical communication skills.
• Organization & Management: Direct report to Thierno (Lead Software Engineer), working closely with the broader Engineering Team from our office in Labège.

Nice-to-Haves

• Hands-on experience with the React frontend framework.
• Familiarity with the Azure cloud environment.

Recruitment Process

• Interview with the Talent Acquisition Manager

• Interview with the Manager