Alignerr · 3 weeks ago
Senior Systems Engineer — AI Data & Infrastructure (Remote)
United States
Contract
Remote
Senior Level
$50/hr - $75/hr
5+ years expAlignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. The Senior Systems Engineer will design, build, and optimize high-performance systems, develop tooling and backend services, and collaborate with various teams on model-facing infrastructure.
Computer Software
Responsibilities
Design, build, and optimize high-performance systems using Go, Rust, Python, or C++
Develop tooling and backend services for large-scale data annotation, validation, and evaluation workflows
Build and maintain reliable data pipelines supporting AI training and benchmarking
Improve performance, scalability, and safety across existing codebases
Collaborate with data, research, and engineering teams on model-facing infrastructure
Identify bottlenecks, edge cases, and failure modes in data and system behavior
Participate in synchronous reviews to iterate on architecture and implementation decisions
Qualification
Required
5+ years of professional experience in Go, Rust, Python, or C++
Strong systems or backend engineering background
Experience building production services, tooling, or data pipelines
Ability to reason about performance, reliability, and correctness
Clear written and verbal communication skills
Ability to commit 20–40 hours per week
Preferred
Experience with data annotation, data quality, or evaluation systems
Familiarity with AI/ML workflows, model training, or benchmarking pipelines
Experience with distributed systems or high-throughput data processing
Background in developer tooling or internal infrastructure
Company
Alignerr
We're looking for experts to help train better AI.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase