Browser Software Engineer (Contractor)

We believe that privacy is fundamental to a well-functioning society because it allows norms, ethics, and laws to be safely discussed and challenged. We're now looking for a contractor to scale up our efforts in reclaiming the right to privacy.

The Mullvad Browser is a privacy-focused web browser developed in collaboration between Mullvad VPN and the Tor Project. It is designed to minimize tracking and browser fingerprinting while allowing users to browse privately.

The job
We are looking for a software engineer with experience working on the Firefox web browser. You will be working closely with the Tor Project's Applications Team on Mullvad Browser-specific features and bug fixes.

You will be working on :

- Implementing new Mullvad Browser features and enhancements while maintaining user privacy and security

- Improving Mullvad Browser's web compatibility

- Collaborating with Mozilla and directly improve Firefox

Requirements

- Be comfortable working remotely with a geographically distributed team

- Experience interacting with users and other developers online, including experience being confronted with differing ideas and opinions, while maintaining a high level of professionalism

- Experience in developing web browsers (Firefox strongly preferred)

- Familiarity with web technologies and how the web works, especially the same-origin model and web tracking

- Familiarity with: JavaScript, HTML, CSS; C++ and Rust

The team coordinates both synchronously and asynchronously via IRC, email, bug trackers, and some voice meetings. A personal commitment to free and open source software, good communication and documentation skills, and passion for contributing to the greater good are all essential.

Preferred Qualifications

- Familiarity with Firefox's internal architecture, including its use of multiple processes and sandboxing

- Experience developing new features in Firefox (Desktop) or Firefox for Android (fenix)

- Experience developing and debugging software in a Linux / macOS / Android platform

- Experience developing browser webextensions

- Familiarity with browser fingerprinting defenses

Position
This is a full time contractor position for a period of 1 year, with potential for renewal (we're open to part time for the right candidate).

Recruiting process

- Technical interview

- Second interview with the team