Python Software Engineer - AI Workflows
About this role
About the Role What if your Python expertise could directly shape the infrastructure behind the world's most advanced AI systems? We're looking for senior full-stack Python engineers to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on — working on real production code with genuine, measurable impact. This is a fully remote, flexible contract role designed for experienced engineers who want meaningful technical work without the overhead of a full-time commitment. - Organization: Alignerr - Type: Hourly Contract - Location: Remote - Commitment: 20–40 hours/week What You'll Do - Design, build, and optimize high-performance Python systems supporting AI data pipelines and evaluation workflows - Develop full-stack tooling and backend services for large-scale data annotation, validation, and quality control - Improve reliability, performance, and safety across production Python codebases - Collaborate with data, research, and engineering teams to support model training and evaluation workflows - Identify bottlenecks and edge cases in data and system behavior, then implement scalable, robust fixes - Participate in synchronous design reviews to iterate on architecture and implementation decisions Who You Are - 3–5+ years of professional experience writing production-grade Python - Strong full-stack developer with a systems programming background - Writes clean, maintainable code — you care about linting, formatting, and comprehensive test coverage - Experienced gluing together AI services and APIs, handling edge cases, and ensuring robust error reporting - Clear, concise written and verbal communicator - Fluent English speaker able to collaborate effectively in an async remote environment - Able to commit 20–40 hours per week consistently Nice to Have - Prior experience with data annotation, data quality, or evaluation systems - Familiarity with AI/ML workflows, model training, or benchmarking pipelines - Experience with distributed systems or developer tooling Why Join Us - Work directly on production systems for leading AI research labs — this is real, high-impact engineering - Fully remote and flexible — work when and where it suits you - Freelance autonomy with the structure and substance of meaningful, technical project work - Collaborate with top engineers and researchers pushing the frontier of AI development - Potential for ongoing work and contract extension as new projects launch
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