Requirements:

• Proven experience with back-end development
• Expertise in building scalable, high-performance solutions
• Proficiency with profiling techniques and performance optimization tools
• Experience leading a team initiative from discovery to production
• Strong understanding of SQL (MySQL preferred) and data modeling best practices
• Familiarity with Redis or other caching technologies for performance optimization
• Knowledge of security best practices and experience implementing secure software solutions
• In-depth understanding of HTTP/REST, including both the development and consumption of web-based APIs
• Solid grasp of cryptographic concepts, including key exchange, and the distinction between symmetric and asymmetric encryption

Nice to haves:

• Operational experience such as SRE or on-call, demonstrating ability to diagnose and troubleshoot complex problems for critical systems
• Experience with Docker or similar containerization technologies
• Experience with metrics graphing/analysis toolkits such as Grafana and OpenTelemetry
• Experience with Python and/or Rust
• Experience with OpenAPI specs or other API documentation frameworks

What You'll Be Doing:

• Play a crucial role in developing Proton's vital services and serving over 100 million users worldwide
• Be customer-centric, continuously learning, passionate about technology and usability
• Turn technical complexities into seamless user experiences
• Collaborate with Product, Design, APIs, and your team for data-driven decision-making

Perks and Benefits:

• Office First: Collaboration is easier and more effective in person, with the option to work from home up to 30% of the time
• Technology: Provided devices and software to excel in your role
• Food: Daily lunch and snacks provided at the offices
• Transport: Support for transport costs through subsidizing public transport, bike allowances, or parking spaces
• Stock Options: Ownership of the company through stock options
• Flexible Working: Define your own working hours as long as it aligns with team meetings
• Learning and Development: Various opportunities for professional growth including training programs, conferences, and events
• Employee Benefits: Comprehensive health insurance, retirement savings options, vacation, wellness programs
• Work that Matters: Community-first organization with impact-driven work