Frontend Engineer

Get AI-powered advice on this job and more exclusive features. Sekoia.io rethinks cybersecurity with an innovative SaaS solution: an industry-leading AI‑SOC platform capable of neutralizing threats before our customers suffer the impacts. In a world where everything is connected, cyber threats are becoming ever more sophisticated, more numerous and more dangerous. Sekoia.io aims to make these threats painless. With our latest fundraising of €26 million in 2025, we will continue to strengthen our highly ambitious international expansion and our technological development to serve our customers. By joining Sekoia today, you’ll dive into a period of rapid growth, collaborating with a cross‑functional team that leverages cutting‑edge AI to write the playbook for next‑gen security operations centers and extend our global footprint. If you’re passionate about defending the digital world and making a tangible impact, there’s never been a better time to join us We’re looking for an experienced Frontend developer to reinforce our team and contribute to our mission to deliver the best platform to our Users. With 5 years of experience in front‑end development, you master the coding, testing, and deployment best practices. You are willing to thrive in a constantly evolving environment and be a driving force for your team by ensuring clear and effective communication. Responsibilities Collaborate with product management, design, and QA teams to build exceptional user interfaces. Innovate to tackle complex front‑end challenges using industry best practices. Guide and support team members to foster professional growth and continuous learning, and embrace our culture of feedback. Challenge yourself and others. Explore new techniques to improve development processes. Deliver valuable new features to our users. Location: Paris, Rennes or fully remote. Professional trips may be required. Qualifications 5 years of professional experience in front‑end development. Autonomous in technological watch and up‑to‑date with the latest technologies (Angular). Ensures code quality by following good development practices and performing unit tests. Participates in code reviews and provides constructive feedback to team members. Demonstrates architectural thinking. Strong communication skills. Driven by simplicity and efficiency. Familiar with modern frontend libraries: jointjs, chartjs (d3), visjs, storybook. Curious about new trends and technological developments. Writes automated tests (Jest, Playwright, etc.). Fluent in English. Bonus Points Experience in cybersecurity. Familiar with modern Cloud technologies (Kubernetes, Helm) and/or backend development. Knowledge of Kubernetes/Docker ecosystems. Interview Process HR Interview with Clémentine, Talent Acquisition Manager (30 min) Tech & Culture Fit with Mickaël, Tech Lead, and Julien, Engineering Manager (45 min) Tech Interview with Mickaël, Tech Lead, and a team member (1 h) Wrap‑up with Gaël, Head of Engineering (30 min) Our process usually takes about 3 weeks and includes reference calls. The program focuses on discussions rather than trick questions. These discussions help you understand how Sekoia.io works and what it stands for, and they provide an opportunity for you to tell us about your career path and your expectations for your next job. EEO Statement ⭐ Sekoia.io is an equal opportunity employer for any minority, disability, gender identity or sexual orientation. We are committed to hiring and supporting diverse teams of people from all backgrounds, experiences, and perspectives. Senior level Mid‑Senior level Employment type Full‑time Job function Other Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Sekoia.io by 2x Get notified about new Frontend Developer jobs in Rennes, Brittany, France. We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr