Senior Distributed Databases Engineer

Cloudflare; Seattle (WA); Hybrid; USD 180,000 - 240,000; Full time

Job summary

Cloudflare is seeking a Senior Software Engineer to work across the database stack, from query planning and execution to durable storage and transactional processing. You will influence consistency, durability, and latency guarantees for customer applications and participate in on-call rotations.

The role emphasizes correctness under concurrency and failure, with opportunities to mentor peers and drive architecture decisions.

Qualifications

• Experience designing and maintaining stateful distributed systems.
• Strong knowledge of concurrency control and isolation levels.
• Experience with transactional storage and durability guarantees.
• Proficiency in systems programming languages such as Rust/Go/C++.

Responsibilities

• Improve query planning and execution across the distributed database stack.
• Build durable, consistent transaction processing paths and recoverable state.
• Design deterministic simulations to test edge cases and failures.
• Plan and execute stateful upgrades with careful rollback and recovery.
• Mentor engineers through design reviews and incident analysis involving concurrency and durability.

Skills

Distributed databases

Concurrency

Transactional processing

Query optimization

Systems programming

Tools

Rust

Go

C++

SQL

PostgreSQL

Job description

Cloudflare is seeking a Senior Software Engineer to work across the database stack, from query planning and execution to durable storage and transactional processing. You will influence consistency, durability, and latency guarantees for customer applications and participate in on-call rotations.

The role emphasizes correctness under concurrency and failure, with opportunities to mentor peers and drive architecture decisions.