Senior Frontend Engineer (Pass)

Requirements:

• Proven front-end expertise with deep technical knowledge of browser internals, extension APIs, and desktop application frameworks.
• Deep understanding of the Javascript ecosystem.
• Proficiency with TypeScript or type-safe programming paradigms.
• Strong understanding of software engineering best practices, Design patterns, CI/CD.
• A product mindset with a focus on offering the best user experiences.
• Experience working in a distributed team.

Nice to haves:

• Experience with modern MV3 browser extension development.
• Experience with Electron or similar desktop application frameworks.
• Experience with browser extensions and/or cross-platform web applications.
• Experience working with service-worker architectures.
• Experience with WebAssembly and/or Rust.
• Experience with breaking down product requirements into architecture design and implementation.
• Experience with event-driven systems.
• Familiarity with UX, accessibility and localization concerns.
• Experience with application monitoring strategies.
• High-level understanding of cryptography concepts such as key exchange and the difference between symmetric and asymmetric encryption.

What you'll be doing:

• Develop new features: Developing, deploying, and supporting high-quality user experiences, including feature development and implementation.
• Collaboration: Work closely with backend, product owners, designers, QA, and other engineers to take initiatives from ideation to completion. Break down large initiatives into smaller milestones to gather stakeholder feedback quickly.
• Code review and optimization: Conduct code reviews and provide constructive feedback to ensure code quality, maintainability, and performance optimization.
• Testing: Develop and implement comprehensive testing strategies, including unit tests and end-to-end testing tests, to ensure the reliability of the Proton Pass product.

Perks and benefits:

• Work that Matters: Millions of people trust Proton with their privacy.
• A great Team: Our team is diverse, collaborative, and tight-knit.
• Technology: You'll get the right hardware and software you need.
• Learning & Development: We invest in your growth.
• Employee Benefits: Strong health coverage, solid retirement options, generous leave, and wellness support.
• Stock Options: Opportunity to be owners of the company.
• In-Person Collaboration: Collaboration opportunities with people who care about what they're building.
• Food: Lunch and snacks provided.
• Transport: Public transport, bike allowances, or parking covered.
• Flexible Working: Set hours that work for you and your team.