Senior Software Engineer

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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, and Pocket, a service for keeping up with the best content online. 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.

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms.

About this team and role:

We’re looking for a new engineer to join our Nimbus team. Nimbus is an automated experimentation and feature delivery system that serves all products and platforms (desktop, mobile, platform, etc.). We enable teams to learn faster through easy to use experimentation coupled with automated analysis and visualization tools. This role would primarily work on the backend of the mobile SDKs we’ve created to support Firefox experimentation and other growing products at Mozilla .

What You’ll Do:

• Design and build robust, scalable systems that power experiences in Mozilla products such as Firefox and other web applications
• Help reimagine how we surface and personalize content while respecting our customer’s privacy
• Participate in mentoring and knowledge sharing through documentation, code review, and pair programming
• Be accountable for the operation of your services with the potential for on-call rotations
• Help improve the services engineering culture at Mozilla through collaborative projects across the organization

What You’ll Bring:

• At least 4 years of professional experience in software engineering, building and operating scalable services and applications that support millions of users
• At least 4 years of professional experience working in Python and/or Rust, with experience in (or desire to learn) Kotlin and Swift
• You have experience with API design and development and have supported integrations with your services into desktop and mobile platforms
• You have worked with a distributed team and you can demonstrate good asynchronous written and verbal communication skills
• You know how to approach an existing codebase and improve its architecture through small, planned interventions

What You’ll Get:

• Generous performance-based bonus plans to all eligible employees - we share in our success as one team
• Rich medical, dental, and vision coverage
• Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
• Quarterly all-company wellness days where everyone takes a pause together
• Country specific holidays plus a day off for your birthday
• One-time home office stipend
• Annual professional development budget
• Quarterly well-being stipend
• Considerable paid parental leave
• Employee referral bonus program
• Other benefits (life/AD&D, disability, EAP, etc. varies by country)

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, inclusion, and belonging

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 [email protected] 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.

Group: D

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Req ID: R2648