Senior Frontend Software Engineer

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

As a Senior Frontend Software Engineer, you will be involved in the entire product development lifecycle - from technical design and prototyping to crafting and deploying intuitive, engaging user interfaces. You will work closely with cross-functional teams including product managers, designers, and other engineers to deliver high-quality features at scale. This role calls for a deep technical skill set, a collaborative mindset, and a willingness to mentor and guide junior team members.

Missions

Develop Frontend Features: Design, implement, and maintain end-to-end features using and JavaScript/TypeScript.

Collaborate Across Teams: Work closely with product managers, designers, and DevOps to plan, build, and deliver customer-focused solutions.

Ensure Frontend Reliability & Performance: Write clean, scalable code that meets high standards for performance, security, and reliability.

Drive Best Practices: Conduct code reviews, mentor junior engineers, and promote strong testing, documentation, and maintainability practices.

Deliver Excellent UX/UI: Build visually polished, intuitive, and highly functional user interfaces that create a seamless user experience.

Maintain & Evolve Architecture: Contribute to architecture discussions, influence technical decisions, and help adopt new technologies and frameworks.

Project Management: Break down feature requests into well-defined tasks and guide their implementation.

Take Ownership: Participate in on-call rotations when needed and take operational responsibility for the services you develop.

Skills

5+ Years of Software Engineering Experience: Proven background in frontend development for modern, cloud-based applications.

Front-End Mastery: Strong hands-on experience with JavaScript/TypeScript, Webpack or Vite, and modern frameworks such as Vue or React.

Foundation: Ability to build and maintain components and navigate the Vue ecosystem (growth in advanced concepts supported).

Excellent Communication: Effective collaboration in cross-functional teams; strong English skills (spoken and written).

Modern Frontend Operations: Familiarity with AWS/GCP environments and containerization tools like Docker and Kubernetes; comfortable with build, test, and deployment tooling for modern web apps.

Product Mindset: Understands user needs and business goals; makes technical decisions that improve product value, usability, and overall customer experience.

Quality Focus: Committed to code quality, testing, and continuous refactoring to maintain high engineering standards.

Technical Leadership: Willingness to mentor junior engineers and lead technical initiatives.

Bonus Points:

Exposure to AI/ML: Familiarity with AI concepts, prompt engineering, or working with LLM integrations.

Product-Led Growth (PLG): Understanding of PLG strategies, continuous onboarding, or experience with tools like Mixpanel, Pendo, and Hotjar.

B2B/SaaS Experience: Experience shipping software in a SaaS environment.

Additional Information

Please submit your CV in English.

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:

If you are based in France:

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

If you are based in Poland:

Phone & Home Internet costs reimbursement up to 80 PLN/month

Private health care package with Luxmed – covered for you and partially for your partner / family

‍ Cafeteria benefits – monthly budget to cover sport cards or other purchases

Creative Allowance – paid as 1000 PLN gross/month

Home office set-up reimbursement up to 1000 PLN

Personal Learning & Development Budget of 1500 USD/year

26 days of annual leave/year and 2 Mental Health days off per year

Benefits listed above are part of the compensation package for contract of employment.

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.