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Frontend Software Engineer

  • Research & Development
  • Lyon, France

About the role

Based in Lyon, France, our Research and Development team is composed of creative, motivated and talented engineers who develop innovative applications for data management. If you have a taste for solving complex and interesting technical challenges, we would like to hear from you.

Semarchy is looking for a frontend software engineer with a passion to build great products using cutting-edge technologies and best engineering practices.

The ideal candidate will have 3+ years of experience as a software engineer with deep knowledge of Javascript and frontend technologies, and strive to deliver quality feature with high business value.


  • Work in a small start-up environment where you can make a direct impact
  • Flexible hours and location
  • Competitive salary
  • Personal-growth support: Courses, books, conferences.


  • Collaborate with backend engineers to architect and build product features using Typescript and React
  • Collaborate with Product Managers and business teams to identify, promote and implement best UX patterns and solutions
  • Build features using Test Driven Development and Code Reviews
  • Participate in sprint planning, standups and retrospective meetings
  • Take ownership of features and reduce technical debt across code base
  • Actively improve frontend tooling & stack


  • Passion for learning new technologies fast
  • Strong focus to deliver high-quality user-facing products
  • 3+ years experience in building real-world web applications using Javascript/Typescript and frontend technologies
  • Experience using GIT
  • Fluency in English and French

Bonus Skills

  • Experience in Application Design and UX
  • Experience with React & Redux
  • Experience with Typescript
  • Experience with Webpack
  • Knowledge of SQL and relational databases like Oracle, PostgreSQL or SQL Server
  • Experience with Java & Kotlin
  • Experience with AngularJS

To Apply

For immediate consideration, please send a text (ASCII), Word, PDF or HTML version of your resume to jobs@semarchy.com. The subject field of your email must include Frontend Software Engineer – Lyon.

To all recruitment agencies: We do not accept agency CVs.