Senior Backend Engineer, Platform Systems & Performance

Proton

📍 arare, genf, Switzerland 💼 Full-time 🕒 Posted July 20, 2026

Apply Now Similar Jobs

Job Description

Proton is seeking a Senior Backend Engineer for the Platform team to architect and build core systems shared by Proton Mail and Calendar. You will focus on performance, cost‑efficiency, and data‑driven delivery while collaborating with product and engineering teams. 
You should have hands‑on experience with monitoring and observability tools, strong SQL and data modelling skills, and familiarity with Kubernetes, PHP/Symfony, Rust, or Python. A full‑stack mindset is valued for this role. 
 #J-18808-Ljbffr
            

Ready to Apply?

Submit your application today and join our talented team at Proton.

Submit Application

Job Details

Location arare, genf
Job Type Full-time
Category Other-General
Posted Date July 20, 2026
Application Deadline August 29, 2026