Software Engineer Backend - Python / NodeJS / TypeScript - (Paris, Lille, Lyon)

The Play team builds and maintains the Video and Documents Libraries modules. Our mission is to connect every employee to company culture and knowledge through a dynamic, seamless, structured video and document library experience. We design ingestion pipelines for media, streaming platforms, governance models, and content gardening.

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.

Do you have experience in TypeScript?, * We are looking for a Backend Developer with a strong sense of ownership and autonomy who can evolve across the full production chain: design, development, testing, delivery and maintenance

• Experience in Python or NodeJS / TypeScript (Open to work with both)
• Solid software engineering foundations: clean code, maintainability, testing, scalability
• Experience with relational databases (e.g., PostgreSQL, MySQL/MariaDB)

Valued Assets

• Understanding of Cloud infrastructure
• Familiarity with microservice architecture
• Understanding of Clean Architecture

Our tech environment

SaaS product

Microservice architecture

Media Back-end: Python3, Gunicorn, Flask, pytest, pubsub

Video Back-end: NodeJS / TypeScript, Fastify, node:test, pubsub

Databases: PostgreSQL, Redis

Infrastructure: Docker on self-managed Kubernetes clusters

Hosting: GCP & Azure

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.