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Cloudflare

Senior Systems Engineer

Reposted 2 Days Ago
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Hybrid
Bengaluru, Karnataka
Senior level
Hybrid
Bengaluru, Karnataka
Senior level
Lead the design and development of a Rust-based proxy architecture, focusing on high-performance systems and protocol influence while mentoring engineers.
The summary above was generated by AI
Available Locations: Bengaluru
Role Summary
We're looking for experienced engineers to help us build the next-generation proxy that powers a quarter of the Internet's traffic. This role is for those who bring deep expertise in HTTP, transport protocols, or congestion control, and are excited to apply that knowledge to one of the most technically challenging infrastructure projects in the industry.
This is your opportunity to lead technical direction in a team that doesn't just use protocols - we help define them, working closely with the IETF and open-source communities on QUIC, MASQUE, and emerging standards like ECH.
Role Responsibilities
  • Design and build our next-gen Rust-based proxy architecture
  • Lead improvements in performance, reliability, and observability at global scale
  • Bring expertise in congestion control, transport behavior, or HTTP internals to influence product and architectural decisions
  • Shape protocol evolution and represent Cloudflare in the standards community
  • Mentor engineers and help grow deep protocol expertise across the team

Role Requirements (Must-Have Skills)
  • Proven strong ability and experience in systems or network programming (Rust, C, etc.)
  • Knowledge of web server implementations (such as NGINX)
  • Deep understanding of HTTP/2, HTTP/3, QUIC, congestion control and transport-layer protocols
  • Proven ability to scale systems under high throughput and low latency demands
  • Experience driving architecture or protocol-level change in production systems
  • Bonus: contributions to open standards or open source projects

Nice-to-Have Skills
  • Cryptography experience

Top Skills

C
Http/2
Http/3
Nginx
Quic
Rust

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