Senior Backend Engineer - Account Platform - Remote-friendly

Proton; Paris; Hybride; EUR 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Office First

Stock Options

Flexible Working

Learning and Development

Health Insurance

Wellness Programs

Transport Subsidies

Résumé du poste

Proton is seeking a Backend Engineer to develop essential services powering 100+ million users worldwide. You will collaborate with Product, Design, APIs, and cross-functional teams to build scalable backend systems and robust APIs.

You will drive security-conscious design, data modeling, and performance optimizations while delivering high-velocity product features and reliable services across Proton's product stack.

Qualifications

• 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

Responsabilités

• Contribute to the definition of a new solid architecture for Proton products
• Define powerful APIs that enable feature-rich apps while maintaining high velocity
• The account team is growing fast, which will create future opportunities to lead and take ownership of significant areas of the system
• As a Backend Engineer you will work on Proton's vital services serving 100+ million users

Connaissances

Backend development

Scalable architectures

Profiling & optimization

Team leadership

SQL (MySQL) and data modeling

Caching (Redis)

Security best practices

HTTP/REST APIs

Cryptography basics

Docker

Grafana/OpenTelemetry

Python

Rust/OpenAPI

Outils

Docker

Kubernetes

Redis

HTTP/REST

OpenAPI

Grafana

OpenTelemetry

Python

Rust

Description du poste

Proton is seeking a Backend Engineer to develop essential services powering 100+ million users worldwide. You will collaborate with Product, Design, APIs, and cross-functional teams to build scalable backend systems and robust APIs.

You will drive security-conscious design, data modeling, and performance optimizations while delivering high-velocity product features and reliable services across Proton's product stack.