Rust Software Engineer - Distributed Systems

Senior Rust Engineer — AI Data & Infrastructure About the Role What if your expertise in Rust could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a senior-level Rust engineer to build and optimize the high-performance distributed systems, data pipelines, and evaluation tooling that leading AI labs depend on every day. This is a fully remote contract role with flexible hours and meaningful, high-impact work from day one. Organization : Alignerr Type : Hourly Contract Location : Remote Commitment : 20–40 hours/week What You'll Do Design, build, and optimize high-performance systems in Rust supporting production AI data pipelines and evaluation workflows Develop full-stack backend tooling and services for large-scale data annotation , validation, and quality control Improve reliability, performance, and safety across existing Rust codebases Collaborate with data, research, and engineering teams to support model training and evaluation workflows Identify bottlenecks and edge cases in distributed system behavior and implement scalable, production-grade fixes Participate in synchronous design reviews to iterate on architecture and implementation decisions Who You Are Native or fluent English speaker with clear written and verbal communication skills 3–5+ years of professional experience writing production-grade Rust Strong background in building distributed services using RPC frameworks with experience handling distributed state or consensus Experienced at debugging complex concurrency issues — deadlocks, race conditions — using async instrumentation and tracing tools Able to commit 20–40 hours per week with reliable availability Nice to Have Prior experience with data annotation , data quality pipelines, or evaluation systems Familiarity with AI/ML workflows, model training, or benchmarking infrastructure Background in distributed systems design or developer tooling Why Join Us Work directly with leading AI research la