Python Software Engineer - (F/H) - Lyon/Paris

LumApps; Tassin-la-Demi-Lune; Hybride; EUR 45 000 - 65 000; Plein temps

Résumé du poste

A digital transformation company is seeking a Mid Backend Developer to support their AI-powered Employee Hub. The role will involve developing scalable features, maintaining software quality, and collaborating with cross-functional teams. Ideal candidates should have solid experience in Python, proficiency with relational databases, and familiarity with architectural design. The company offers a hybrid work model, RTT days, meal vouchers, and comprehensive health insurance, fostering an inclusive environment for all employees.

Prestations

Hybrid work model – 2 days at the office, 3 days remote

RTT days – :10 extra days off per year

Meal vouchers (SWILE) + free snacks & coffee

Yoga classes

Supportive parental leave and family moments

Health insurance (ALAN) – 60% covered

Afterworks and team celebrations

Equipment of your choice

French & English lessons

Qualifications

• Proactive contributor focusing on development, testing, and deployment.
• Experience in software architecture and API design.
• Familiarity with authentication/authorization protocols (SAML, OAuth2).

Responsabilités

• Contribute to architecture decisions and technical design.
• Develop and maintain scalable, reliable features.
• Deploy, monitor, debug, and optimize services in production.

Connaissances

Solid experience with Python or other high-level programming languages

Good understanding and application of software engineering foundations: clean code, maintainability, and testing

Ability to collaborate effectively in a team

Formation

Proficiency in English, both written and spoken

Outils

Relational databases (PostgreSQL, MySQL/MariaDB)

Docker and Kubernetes

Description du poste

LumApps is now more than just an Employee Experience Platform — it is an AI-powered Employee Hub that supports companies in their digital transformation of communication, collaboration, and engagement with their customers, partners, and above all their employees.

Our platform is a proven leader in this dynamic market with a truly unique vision and product. It has been deployed by Fortune 500 clients around the world and is delivering meaningful business benefits. LumApps is identified as a leader in Gartner's Magic Quadrant for Intranet Packaged Solutions as well as in Intranets Forrester Wave, and regularly selected for the French Tech Next40/120 program.

In 2025, LumApps strengthened its leadership position by partnering with Beekeeper, a pioneer in frontline employee experience solutions. This strategic collaboration expands our reach and impact across all types of workers — from HQ to the frontline.

Our mission: To make people feel that they belong and have a purpose.

To create an environment where all employees are engaged and work together towards the same goal. Over 700 leading companies trust our solution to:

• Improve the productivity of their teams with our AI-powered Collaborative Experience Platform integrated with both Google and Microsoft collaborative suites,
• Transform employees into real ambassadors of their company,
• Make employees more efficient and better connected to their peers and relevant information, regardless of their location, with the tools and information they need at their fingertips,
• Help companies reduce turnover, accelerate employee onboarding, better collaborate and share knowledge, and even improve their customer experiences.

With a team of over 600 Lumies spread across 11 offices (Lyon, Paris, Lille, Sophia Antipolis, London, Barcelona, Hamburg, Austin, Tokyo, Zurich, Krakow), we support large enterprises all around the world. Over the past year, we have been driving an ambitious phase in our journey under the impulse of our new shareholder Bridgepoint, aimed at propelling us to become the clear leader in our market and shine worldwide in our industry. We are looking for individuals who are excited to actively participate in this transformation.

If these core values sound like you: "be bold, do amazing things", "say what you mean, do what you say", "one team, same mission", "always be evolving": apply now!

Team

Our team is highly involved in topics related to the initial interactions with our product and the communication with third parties.

Our responsibilities include domain management, login flows, and page rendering.

We develop tools for product installation and setup, covering tenant creation, configuration, feature management, and quota management. Additionally, we provide a dedicated tool for the support team to monitor and inspect active deployments.

As an open platform, we maintain connectors and applications that enable modules, extensions, and micro-apps to integrate with external software.

The team is majority based in Tassin-La-Demi-Lune with team members in Paris.

Missions

• Contribute to architecture decisions and technical design.
• Develop and maintain scalable, reliable features.
• Participate in code reviews and continuously improve best practices.
• Deploy, Monitor, debug, and optimize services in production.
• Work closely with other engineers, product, design and operations teams to create solutions that meet business requirements, follow engineering best practices and integrate well in our product.

Skills

We are looking for a Mid Backend Developer who is a proactive contributor to the team, focusing primarily on development, testing, and deployment, with guidance on design and architecture.

• Solid experience with Python or other high-level programming languages.
• Good understanding and application of software engineering foundations: clean code, maintainability, and testing.
• Ability to collaborate effectively in a team and contribute to technical discussions and project execution.
• Experience with relational databases (e.g., PostgreSQL, MySQL/MariaDB).

Valued Assets

• Understanding of Authentication/Authorization protocols (SAML, OAuth2)
• Familiarity with infrastructure tools such as Docker and Kubernetes, and Linux systems.
• Understanding of software architecture, API design, and asynchronous services.

General Qualifications

• Proficiency in English, both written and spoken.

Additional Information

Please submit your CV in English.

Our tech environment

• SaaS product.
• Microservice architecture
• Back-end: Python3, Gunicorn, Flask, pytest, pubsub
• Databases: PostgreSQL, Redis, MySQL.
• Hosting: GCP & Azure.
• Freedom of choice: OS & IDE.

Why You’ll Love Working at LumApps

We’re proud to offer a work environment where people feel supported, valued, and empowered. Here’s a peek at what we offer:

• Hybrid work model – 2 days at the office, 3 days remote
• RTT days – :10 extra days off per year
• Meal vouchers (SWILE) + free snacks & coffee
• Yoga classes – Take a mindful break in our Paris office
• Supportive parental leave and family moments — yes, even a Christmas party for your kids !
• Health insurance (ALAN) – 60% covered + full life & disability cover
• Afterworks, team celebrations & seasonal parties
• Equipment of your choice
• French & English lessons, professional development & access to Leeto CSE

We aim to celebrate diversity and are committed to creating an inclusive environment for all employees. We encourage applications from candidates of all backgrounds, identities, and experiences.