Full Stack Developer, UpSlide
React / TypeScript
2-5 days a week in office
Document workflow software
Be an early applicant
Document workflow software
101-200 employees
Be an early applicant
2-5 days a week in office
101-200 employees
Company mission
TRo help people work better whilst enjoying what we do.
Role
Who you are
- Proficient in Typescript and React technologies . Knowledge of C# is a plus!
- Is curious, energetic and motivated by the UpSlide adventure
- Is passionate about clean code and TDD
- Is sensitive to UX and user comfort
- Proficient in English (minimum B2 level spoken)
- Is comfortable and responsive in a dynamic and motivating environment: an attractive work environment that offers the opportunity to be involved in company decisions
- ✨ If you don't tick all the boxes but you think you're the right person, apply and tell us why
What the job involves
- You will be joining the UpSlide development team. This team currently consists of 24 developers divided into 5 squads whose missions in 2026 are:
- Office JS : Preparing UpSlide for the future with the transition from Microsoft Office to Office JS
- FA: Reinforce the superiority of our product for the Financial Advisory sector
- FA & AI: Reinforce the superiority of our product for the Financial Advisory sector, focusing on AI-related solutions
- IB & AM: Continue to improve our product for the Investment Banking & Asset Management sector
- Platform: Make our infrastructure capable of accommodating 10 times more users
- You will be part of the Office JS squad led by Ivan, and composed of Sami, Valentin and Nicolas
- The Office JS team is preparing UpSlide for the future by supporting the transition from Microsoft Office to Office JS . Its role is to develop new features based on this technology and to train other development teams . All new UpSlide features will be built with Office JS , unless this compromises the user experience , and will be available on all platforms (Mac, Windows , Web)
- As a senior developer , you will participate in a variety of projects impacting the entire production chain: from functional and technical design to production deployment, including map refinement and implementation. You will also act as a mentor to the development teams, sharing your React / TypeScript expertise
- The classics:
- Developing new features designed in collaboration with your Product Manager
- 2-week sprints:
- Pair programming, clean code, code reviews, unit testing and CI/CD
- Continuous improvement (retrospectives, health checks, innovation days, post-mortems)
- Technical architecture:
- Working with passionate developers
- Our differentiating factors:
- 1 week of innovation after each 3-sprint cycle, where you are free to work on projects validated by your team and which have a strong positive impact for UpSlide:
- Develop internal tools to help UpSlide devs or other teams work more efficiently
- To embark on the creation of the prototype that will revolutionize UpSlide
- To train you on a new technology that could have a positive impact for UpSlide
- No silos! Supportive teams always ready to help each other to ensure the product remains a success. For example, our customer experts participate in our testing sessions and gladly help us better understand how to use UpSlide
- An internal team dedicated to customer support (which protects developers from customer requests)
- Workshops & quizzes during sprints to share knowledge
- Don't hesitate to check out our technical blog for more information!
- Our tech stack:
- Frontend (80% of the code): TypeScript , React
- Backend (20%): C# , .NET Core, ASP.NET , Entity Framework, SQL Server
- Azure Cloud (Microsoft Cloud Partner): hosting services, git repo , CI/CD
- But still: Sentry , Datadog , R #, ESLint, React Testing Library, Gherkin , etc
- Discover some of our work practices on our technical blog !
- Your goals⚡
- At 3 months: your seniority, expertise, and technical skills are undeniable (even if you're still learning the product and codebase). Your alignment with the team's values is clear. You have a positive impact on velocity
- After 6 months: you feel comfortable with our processes and codebase. You're already a key member of the team. You help your colleagues improve their work and advance their careers faster. Thanks to you, the development team is growing
- At UpSlide, we support our employees in developing their skills and advancing within the company, thanks to a clear career path. As a Senior Developer, you can choose between further developing your expertise as an individual contributor and becoming a Staff Developer, or building a managerial career plan and becoming a Tech Lead or Team Lead
Application process
- Telephone interview with Hawa, Sr. Talent Acquisition
- Coding interview with a Tech Lead (video)
- TypeScript refactoring exercise and technical exchange with Ivan in our offices
- Final interview with François (CTO) or Florine (Head of Dev) (video)
- We will conduct a reference check to support you in your new role!
- ⚡ Our process takes an average of 3 weeks
Our take
UpSlide brings together three areas of expertise - finance, technology, and design - to enhance the functionality of Microsoft 365. Its suite of tools is loved by major firms like KPMG, Deloitte, and BNP Paribas, helping professionals work more efficiently across the globe.
UpSlide offers services many didn't even know they needed, enhancing the Microsoft 365 ecosystem in ways that make a real difference. The company's solutions unify and supercharge Microsoft and clients have embraced these innovations, with UpSlide's user base continuing to expand as more professionals discover the value of its offerings.
Despite recent economic challenges, UpSlide has remained resilient, with revenues continuing to rise. As the company looks to the future, it remains committed to its people, community, clients, suppliers, and the environment, ensuring its growth is sustainable and impactful for all.
Freddie
Company Specialist at Welcome to the Jungle
Insights
Company
Company benefits
- Hbrid-friendly: Hybrid-friendly environment with a €500 budget for home office equipment from day one
- Continuous development: Personal development budget to continue to grow professionally
- Parental leave: Global parental leave policy, flexible return to work and help for parents with children up to 6 years old
- Social activities: Annual global off-site and regular team building activities to build your professional network
- Wellness budget: A monthly wellness budget of around €50 from the first full month
- Global offices: Modern offices in Paris, London, New York, Berlin and Singapore to foster collaboration and work-life balance
Company HQ
Palais-Royal, Paris, France
Leadership
Julien Villemonteix
(CEO)Initially joined UpSlide in 2010 as CTO before becoming CEO in 2019. Prior to this, they worked in Electric Vehicle Business Development at Renault.
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