Lead Developer (Python/React) - CDI - Paris - CDI H/F

Python Tech Lead

CDI

60K - 70K

Paris, France

Urgent

Hybride

After a successful transformation phase, we are entering a new key chapter in 2026: acceleration.

Today, we are a strong, profitable and fast‑growing European scale‑up, with a clear ambition: to become the reference for local customer experience for multi‑location businesses.

Our mission is simple: help companies better manage their visibility, interactions and local customer relationships through an all‑in‑one platform, designed mobile‑first and AI‑first.

At Partoo, innovation is meaningful, impact is tangible, and success is built collectively.

Joining the adventure means contributing to an ambitious, sustainable project with strong international growth.

You will join the Engineers department, made up of nearly 40 people, whose mission is to designs and builds high‑impact features, evolves a robust and scalable infrastructure, and turns product ideas into concrete solutions used every day by thousands of points of sale.

You will report directly to Jonàs , our CTO.

The BirdPerson impact team has a strong backend orientation. One of its core responsibilities is the diffusion of our customer’s data on the various platforms we manage (Google, Apple, Waze, …).

Responsibilities

• Supporting your Product Manager in achieving the product vision, and offering strong support regarding the sometimes very technical aspects of the scope.
• Providing technical expertise on product explorations and features.
• Participating in the development of these features.
• Ensuring that the code aligns with quality standards, tracking technical debt in the impact team’s backlog, and making suggestions to improve the system over time.
• Ensuring skill development through reviews, pair programming, etc.
• Involving the team in decision‑making and discussions (tech strategy, roadmap, etc.).
• Co‑organizing team rituals.

You will work on our Python FastAPI, Celery Workers, React TypeScript frontend with a Postgres database on a monolithic architecture that we are working to split in domains.

Qualifications

• Proven experience as a Lead Developer.
• Proficiency in Python within a web stack (e.g., FastAPI, Django or Flask).
• Experience in a front‑end JS framework (experience React/Redux is a plus).
• Previous experience with Celery is a strong bonus.
• Previous experience working at scale is a strong bonus.
• Good oral and written communication skills regarding technical challenges.
• Strong problem‑solving skills.
• Being comfortable with English is a must‑have as we are an international team.

Recruitment Process

First Interview with Julie , Talent Acquisition (video call, 45 min)

Business Case Interview with 2 team members (2 video calls, 1 h each)

Final Interview with Jonàs , CTO (1 h) & Savinien , CPO (30 min), at our offices

As part of our recruitment process at Partoo, at least one step takes place in our offices in Paris or Barcelona, to meet our teams in person.

Compensation & Benefits

Our compensation grids are built using the Figures tool, based on an internally defined career path with a strong focus on fairness across teams.

A quarterly 360° feedback is conducted with your manager, complemented by an annual compensation review based on performance and behavior.

Work Environment

Eco‑responsible offices in Paris 18, accessible to people with disabilities (RQTH).

Committed Company

2 paid volunteering days per year, B Corp certified, Approved Disability Agreement, ISO 27001 certification in progress, internal groups such as

Health & Well‑being

Health insurance and mental health prevention support with Alan, coaching sessions with Moka.care , partnership with Gymlib (4,500 gyms, 300 activities).

Daily Life

Worklife card with meal vouchers, sustainable mobility allowance, CESU.

Flexibility

6 RTT days per year in addition to paid leave. 2 to 3 remote working days per week, plus 6 additional weeks per year after the probation period.

CSE

Ensures employee well‑being, safety, health and working conditions, and offers benefits via the Leeto platform.

Collective Life

Company retreats, events and shared moments such as card tournaments, sports challenges, yoga sessions, cooking workshops. Whatever your interests, you will find a group that suits you, and we actively encourage inclusive initiatives so everyone can connect and share.

Culture & Further Information

To go further: These elements are complemented in our Culture Book, which covers our culture, rituals, career paths and internal practices. Feel free to consult it.

At equal skills, this position is open to people with disabilities or equivalent status, in accordance with Article L of the French Labor Code.

Partoo is actively committed to the employment of people with disabilities, notably through dedicated actions and its Disability ERG, and more broadly operates as a company with strong environmental, social and inclusion commitments. Partoo is B Corp certified.

As part of our recruitment process, personal data is processed in compliance with GDPR, within a secure environment aligned with ISO 27001 requirements.