Proton

Senior iOS Software Engineer - Paris

Proton
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18 days ago
Paris, FranceSenior

Responsibilities

  • Build and ship high-quality iOS applications for Proton’s privacy-focused consumer products.
  • Develop maintainable, scalable, and testable mobile architectures.
  • Work across large codebases and collaborate with product, design, and engineering teams.
  • Address performance, concurrency, and mobile memory-management challenges.
  • Contribute to product and technical discussions in an ambiguous, fast-moving environment.
  • Mentor engineers and raise the technical bar within the team.

Requirements

  • Extensive experience building and shipping high-quality iOS applications.
  • Strong experience with maintainable, scalable, and testable mobile architectures.
  • Strong understanding of performance, concurrency, and mobile memory management.
  • Experience collaborating across multiple teams and navigating large codebases.
  • Experience mentoring engineers and contributing to technical and product decisions.
  • Strong focus on product quality, usability, and exceptional user experiences.
  • Experience with privacy, security, encryption, sync systems, or offline-first architectures is preferred.
  • Rust experience is preferred but not required.

Benefits

  • Stock options and company ownership opportunities.
  • Health coverage, retirement options, generous leave, and wellness support.
  • Learning and development investment with significant ownership from day one.
  • Hardware and software needed to perform the work.
  • In-person collaboration primarily from the Paris office, with collaboration across Proton offices.
  • Flexible working hours and schedule.
  • Lunch and snacks provided in offices.
  • Public transport coverage, bike allowances, or parking support.

Tech Stack

iOSRust

Categories

Mobile
Proton

About Proton

501-1,000 employees
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