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Staff Mobile Engineer

at Mozilla Corporation
Remote UK, Remote Germany, Remote Canada, Remote US
To learn the Hiring Ranges for this position, please select your location from the Apply Now dropdown menu.

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Why Mozilla?

The Mozilla Corporation is the non-profit-backed technology company that is on a mission to ensure the internet is a global public resource, open and accessible to all. We design, build and distribute open-source software that enables more than 225 million people around the world to enjoy the internet on their terms.

About this team and role:

Are you passionate about mobile applications that help users protect themselves online? Do you want to build software for a massive audience? Mozilla’s mission is to promote openness, innovation, and opportunity as key to the continued health of the Internet. We are looking for a Staff Mobile Engineer to help make this happen. 

What you’ll do:

  • Design, write, maintain, and debug software for mobile applications
  • Build (and maintain!) top-rated mobile apps (iOS and Android) with quick feedback loops from Product and UX
  • Define & uphold standards for quality by mentoring junior engineers, performing code reviews, fixing bugs, creating tests, and profiling code
  • Make technical decisions about the code and architecture of our mobile products
  • Collaborate with a geographically distributed development team and work in the open as part of the Mozilla open source project, and engage with Mozilla’s global community

What you'll bring:

  • Excellent written and verbal communication skills
  • Advanced coding skills in: Java, Kotlin, Swift, and C++
  • Many years experience building complex applications for a broad and diverse user base using modern mobile technologies and frameworks
  • Exposure to web technologies (JS, CSS, DOM, HTML)
  • Helping and mentoring junior team members.
  • Experience defining and instituting coding, testing, documentation and agile process standards

Bonus points

  • Experience working with distributed teams.
  • Experience with a large codebase.
  • Experience with planning mid to long-term projects.
  • Experience with other web technologies (React, Python)

What you'll get:

When you work at Mozilla, you have the opportunity to make a difference in the lives of users across the globe. Additionally, you give us a chance to make a difference in your life. We offer:

  • Generous performance-based bonus plans to all regular employees 
  • Medical, dental, and vision coverage for employees and dependents
  • Generous retirement contributions with 100% immediate vesting
  • Quarterly all-company wellness days when everyone takes a pause together
  • One-time home office stipend 
  • Annual professional development budget
  • Quarterly well-being stipend
  • Considerable paid parental leave
  • And more!

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 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: C


Req ID: R2218

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Why Mozilla?

At Mozilla, we’re serving humanity—by maintaining a safe, open internet—while also helping the individual humans employed here to reach their personal and professional goals. With a relatively small team serving hundreds of millions of people, a culture of exploration, and a commitment to mentorship, opportunities abound to learn and grow at Mozilla.

Our values drive our actions

  • Purpose is built into our work, with our mission driving every decision
  • We challenge assumptions, the status quo, ourselves, and each other
  • We are transparent: in our code, our business partnerships, and our everyday interactions
  • We seek out people from diverse backgrounds and with perspectives different from our own
  • We pair purpose with performance and put people ahead of profit

Our impact is global

  • 1000+ paid staff from over 30 countries
  • Thousands of volunteer contributors across six continents
  • 2 global offices: Berlin and Toronto
  • 9 coworking space locations: San Francisco, San Mateo, London, Paris, Portland, Tulsa, Vancouver, Chicago, and Bellevue
  • Hundreds of home offices globally

Our benefits are world-class

  • Flexible work environment (majority of Mozillians work remotely)
  • Industry-leading paid parental leave (up to 26 weeks of fully paid leave for childbearing parents and up to 12 weeks for non-childbearing parents)
  • Reimbursement for professional development (up to $3,000/year)
  • A work setup including the latest hardware and software of your choice