Software Engineer (Browser and JS expert)

⭐ About the team

DataDome's Integrations team is responsible for delivering software components to be integrated by our customers to send traffic to DataDome for analysis and run challenges on clients identified as threats. The team is currently made of 8 engineers (server-side and client-side) and is looking for an experienced Software Engineer who thrives for technical challenges.

You will contribute to our roadmap with your teammates and work in strong collaboration with other engineers across different teams (Tech, Support, Solutions Engineering).

👤 As a Fullstack Software Engineer…

🔑 You will be in charge of:  As a key member of our team, you’ll:

• Lead the evolution of our JavaScript Tag – Make it faster, more robust, and user-friendly, ensuring a seamless experience for our global customers.
• Raise the bar on code quality and release standards – Drive improvements in performance, resilience, security, and privacy across all our JavaScript components.
• Be our go-to JavaScript expert – Stay on the cutting edge of JS trends and tools, and serve as a technical reference both inside and outside the team.
• Expand the product’s reach – Help grow the influence of our JS solutions across the entire DataDome platform.
• Support where it counts – Provide deep technical insight to our (Tier 2/3) support team, helping onboard customers and resolve complex challenges with confidence.

🎯 You will be the perfect candidate if you:

• Have worked with JavaScript for fullstack development for at least 5 years.
• Have worked with CI/CD tools.
• Have a good understanding of the HTTP protocol and related standards such as cookies.
• Care about performance and are familiar with Core Web Vitals.
• Are familiar with ECMAScript and Web standards.
• Are fluent in English and French.

📈 Bonus points if you:

• Understand the inner workings of browsers and JavaScript engines.
• Have worked on compilers and/or parsers.
• Have prior experience in cryptography.
• Have developed your own bots.

By joining DataDome, you will have access to:

• Flex Life: While we offer remote, hybrid, & in-office options, each position specifies the level of flexibility. Our Parisian office is located next to the Opera Garnier. You will also receive a 500€ stipend to help you set up your ideal workspace if you work hybrid or remotely.
• Generous Health Benefits: We have partnered with Kenko for your healthcare needs.
• Events & Team building: Feel the Team Spirit both virtually and onsite, with several events and workshops planned throughout the year, including an annual offsite event, quarterly online and offline events and parties, lunch & learns, and much more.
• Parent Care: Gift & care packages for parents.
• PTO: Based on the country you are based from (e.g. 25 days in France).

What are the next steps?

1. The Talent Acquisition Manager will contact you for a first chat
2. You will then meet with Dara (Engineering Manager)
3. You will complete a technical test
4. The final step will be a one-on-one meeting with Gilles (CTO)
5. Welcome to DataDome!

DataDome stops cyberfraud and bots in real time, outpacing AI-driven fraud from simple to sophisticated across your sites, apps, and APIs. Named a Leader in the Forrester Wave for Bot Management, the DataDome platform is built on a multi-layered AI engine that focuses on intent, not just identity. Because it’s not about knowing who’s real, it’s about what they intend to do. With thousands of AI models that adapt to every fraudulent click, signup, and login, DataDome blocks fraud in less than 2 milliseconds, without compromising performance. DataDome is fully automated and integrates seamlessly into any tech stack. Backed by a 24/7 SOC team of advanced threat researchers, DataDome stops over 350 billion attacks annually. Experience protection that outperforms with DataDome.

DataDome is an equal opportunity employer, and proud to be committed to diversity and inclusion. We will consider all qualified applicants without regard to race, color, nationality, gender, gender identity or expression, sexual orientation, religion, disability or age.