USD per year
Backend Software Engineer, Ads
Location: Remote Canada; Remote US Employment Type: Not explicitly stated (implied full-time) Experience Level: 3+ years professional software engineering experience Remote Work: Yes, remote work mentioned for Canada and US
Job Description
About this team and role:
The Ads Engineering organization at Mozilla builds shared infrastructure that supports ethical, privacy-forward advertising across Mozilla’s products. Our work spans backend systems that enable advertising inventory management, forecasting, campaign execution, measurement, and reporting across all Mozilla properties. As a Backend Software Engineer on Ads Engineering, you’ll contribute to backend services, data integrations, and internal tooling that help operational and business partners work more efficiently and reliably. You’ll work alongside engineers, product managers, and cross-functional stakeholders to deliver well-scoped features and improvements, while learning the domain and growing your impact over time.
What you’ll do:
- Build and maintain backend services that support advertising functionality across Mozilla products
- Implement APIs, data flows, and integrations between internal systems and external partners used in Ads workflows
- Contribute to systems that prioritize correctness, reliability, and scalability in a privacy-conscious environment
- Work with product managers, engineers, and cross-functional partners to deliver well-scoped features and improvements
- Participate in code reviews, design discussions, and on-call or operational responsibilities as part of the team
- Incrementally take on more complex problems as you develop familiarity with Ads systems and domain concepts
What you’ll bring:
- 3+ years of professional software engineering experience
- Experience building backend systems using languages such as Go, Python, or Rust
- Familiarity with APIs, service-oriented architectures, and system integrations
- Exposure to data pipelines, analytics systems, or ad-tech concepts is a plus but not required
- Some experience working with modern frontend frameworks (such as React) is a bonus
- Ability to work effectively in a distributed, asynchronous environment
- Clear written and verbal communication skills
- Comfort working on well-defined problems while navigating some ambiguity with support from teammates
- Commitment to Mozilla’s values:
- Welcoming differences
- Being relationship-minded
- Practicing responsible participation
- Having grit
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)
Skills Mentioned
- Backend software engineering
- Programming languages: Go, Python, Rust
- APIs
- Service-oriented architectures
- System integrations
- Data pipelines (exposure)
- Analytics systems (exposure)
- Ad-tech concepts (exposure)
- Modern frontend frameworks (such as React) (bonus)
- Distributed/asynchronous work environments
- Communication skills
Mozilla is a global community-driven organization working to put control of the internet back in the hands of the people using it. They advocate for better products, hold governments and tech corporations accountable, campaign for privacy and open internet policies, build user-centric products like Firefox, and invest in technology including AI efforts.
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