Browser Stack Engineer

This is a fully remote position, open to applicants in Croatia.

📋 Description

• Design the internal mechanisms of our proprietary browser to combat fingerprinting and anti-bot detection at the core levels of the architecture.

• Expand the stealth capabilities across new engines and mobile configurations.

• Develop our own automation client to efficiently manage and control the browser at scale, particularly on challenging websites.

• Create introspection and tracing tools that transform days of manual ban investigations into quick readouts.

• Strengthen the release pipeline to ensure that browser updates are not accompanied by sudden drops in success rates.

• Enhance browser performance to match the speed of the leading headless and cloud browser solutions.

• Contribute to shaping the team's technical roadmap and engage in open source browser development efforts.

⛳️ Requirements

• Extensive proficiency in C++ and TypeScript.

• Prior experience contributing to the source code of an open-source browser project, such as Chromium, WebKit, or Firefox.

• Strong understanding of Web APIs (e.g., canvas, audio, WebGL, WebRTC).

• In-depth knowledge of operating systems, along with familiarity with emulation and virtualization technologies.

• Solid grasp of the TCP/IP stack, as well as HTTP and SOCKS protocols.

• Good understanding of containerization concepts (Docker, containerd, runc, K8s).

• Experience with Rust programming language.

• Proven experience in building and deploying production-grade applications.

• Comprehensive understanding of browser fingerprinting techniques.

• Bonus points for:

• Being a core contributor to any of the major browser projects.

• Familiarity with libraries like Puppeteer and Playwright, as well as the underlying Chrome DevTools Protocol.

• Experience in developing or replacing a CDP-based automation client.

• Knowledge of WebAssembly.

• Experience with mobile browser stacks and mobile device/browser profiles.

• Experience in developing any of the following: QEMU, WSL, Wine, VirtualBox.

🏝️ Benefits

• Join a self-driven, innovative, and diverse team.

• Enjoy the freedom and flexibility to work from your preferred location.

• Participate in conferences and connect with team members worldwide.

• Work with state-of-the-art open-source technologies and tools.