Why Mozilla?

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our focus on our core mission – to make the internet better for people.

About this team and role:

The Firefox Application Security Team sits at the center of Firefox, collaborating with the whole organization through fundamental security projects that range from architecture hardening, and security research to web security. Our team applies foundational platform improvements as well as automation to scale our work such that it serves all of Firefox and hundreds of millions users worldwide.

What you’ll do:

• Learn how our team secures the web and help improve the browsing experience for everyone on the web
• Get support from your manager and your assigned mentor
• Learn and partake in regular team processes that help secure a mature product
• Help investigate security issues with guidance and write test cases using HTML and JavaScript
• Improve existing team processes using Python or expand web security features in Firefox using C++
• Get the chance to learn how to work with the wider open source community
• Optionally, propose and drive your own projects

What you’ll bring

• You are enrolled in a university in Germany and are willing to occasionally visit our office in Berlin a few times per year
• You do not need prior security experience, but you should bring either web development, Python, or systems programming experience, and enjoy careful technical investigation.
• You are comfortable communicating in English in writing and during meetings

Bonus points for:

• Participation in student tech communities or experience in documentation, teaching, ormentoring
• Experience with C/C++ and familiarity with the concept of memory safety
• Contributions to open source projects or other group projects
• Understanding of web security concepts

You will help us to improve the security of Firefox and the web in general. We offer flexible working hours and competitive compensation depending on the number of hours.

About Mozilla

Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.

Commitment to diversity, equity and inclusion

Mozilla understands that valuing diverse creative practices and forms of knowledge are crucial to and enrich the company’s core mission. We encourage applications from everyone, including members of all equity-seeking communities, such as (but certainly not limited to) women, racialized and Indigenous persons, persons with disabilities, persons of all sexual orientations, gender identities, and expressions.

We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment, as appropriate. Please contact us at hiringaccommodation@mozilla.com to request accommodation.

We are an equal opportunity employer. We do not discriminate on the basis of race (including hairstyle and texture), religion (including religious grooming and dress practices), gender, gender identity, gender expression, color, national origin, pregnancy, ancestry, domestic partner status, disability, sexual orientation, age, genetic predisposition, medical condition, marital status, citizenship status, military or veteran status, or any other basis covered by applicable laws. Mozilla will not tolerate discrimination or harassment based on any of these characteristics or any other unlawful behavior, conduct, or purpose.