Senior Mobile Engineer, iOS

Mozilla
United States
Workplace: RemoteFull timeUSD 123,000 - 144,000 annuallyFunction: Solutions Engineering & Sales EngineeringExperience: 7+ yearsSkills: ["Communication","Debugging","Testing","Problem-solving","Independent ownership"]

Own key parts of Thunderbird’s iOS product and platform foundation as an experienced mobile engineer. Collaborate with mobile engineers, product, UX, and others to deliver performance, reliability, accessibility, security, and maintainable code. Improve scalability and user experience, debug complex issues across the stack, and uphold security/privacy standards. Document architecture decisions and work independently to deliver end-to-end projects for a global user base and open-source community.

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FursaFursa
Mozilla
Mozilla
1 day ago

Senior Mobile Engineer, iOS

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 4 hours agoStatus: Live

Job Summary

Own key parts of Thunderbird’s iOS product and platform foundation as an experienced mobile engineer. Collaborate with mobile engineers, product, UX, and others to deliver performance, reliability, accessibility, security, and maintainable code. Improve scalability and user experience, debug complex issues across the stack, and uphold security/privacy standards. Document architecture decisions and work independently to deliver end-to-end projects for a global user base and open-source community.
Location: United States
Workplace: Remote
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering
Seniority: Mid level

Key Responsibilities

  • •Build and refine Thunderbird’s mobile products and platform architecture.
  • •Improve scalability, performance, reliability, and overall user experience.
  • •Develop deep understanding of the codebase and architecture to make confident cross-stack changes.
  • •Maintain debugging and testing practices across unit, integration, and automated testing; review code and guide best practices.
  • •Resolve complex issues involving performance, security, and cross-platform integration while monitoring application health and documenting decisions.

Pay and Benefits

Salary: USD 123,000 - 144,000 annually
Perks:Remote WorkPaid LeaveAnnual BonusHome OfficeLearning Budget

Key Requirements

  • •7+ years of professional software development, including 2+ years in a Senior Software Engineer role.
  • •3+ years of professional mobile application development experience.
  • •Strong experience with Swift, SwiftUI, and iOS frameworks.
  • •Deep knowledge of iOS architecture, design patterns, and performance optimization, including scalability and reliability.
  • •Strong mobile security knowledge (encryption, secure storage, app signing, vulnerability remediation).
Experience:7+ years
Skills:CommunicationDebuggingTestingProblem-solvingIndependent ownership
Languages:FrenchGermanJapanese
Tech Stack:SwiftSwiftUIIOSIOS frameworksGitUnit testingIntegration testingAutomated testingRSSIMAPPOPMatrixCalDavCardDav

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.

Company Brief

Mozilla
Mozilla is a mission-driven organization that builds open-source internet products (notably the Firefox browser) and advocates for an open, private, and secure web through software, research, and community programs.
Industry: Enterprise Software
Company Size: Large (251 to 1,000 employees)
Growth: Nonprofit & NGO
Headquarters: San Francisco, United States
Founded: 1998
Glassdoor
Glassdoor: 2.9
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