6h ago
Senior R&D Engineer
Barcelona, Geneva, Vilnius
$140,000-$190,000 / year
J
full-timeseniorCybersecurity
🛠 Tech Stack
💼 About This Role
You'll lead performance engineering for Proton VPN, ensuring it's the fastest and most reliable VPN service globally. You'll define metrics, develop distributed testing systems, and optimize end-to-end performance. This role offers the chance to work with top talent on privacy-focused technology that impacts millions of lives worldwide.
🎯 What You'll Do
- Design and own Proton VPN's performance framework defining metrics and KPIs.
- Develop distributed testing systems simulating real network conditions.
- Continuously measure and analyze performance across platforms and regions.
- Collaborate with teams to optimize protocol handling and routing performance.
📋 Requirements
- 5+ years of experience in performance engineering or systems QA.
- Knowledge of network protocols (TCP/IP, UDP, TLS, WireGuard).
- Proficiency in Python or similar scripting language.
- Experience with monitoring stacks like Grafana, Prometheus, Loki.
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