Backend Software Engineer, Ads

Mozilla

4 days ago

Remote, Worldwide

Mid Level / Senior

H1B Sponsor

Responsibilities

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.

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 of welcoming differences, being relationship-minded, practicing responsible participation, and having grit.

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