Senior Python Full-Stack Engineer — AI Data & Infrastructure

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 a Senior Python Full-Stack Engineer to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve reputed company models. This is a fully remote contract role with meaningful technical challenges, reputed company, and reputed company to work on production systems that sit at the frontier of AI development. • Organization: reputed company • Type: reputed company Contract • Location: Remote • Commitment: 20–40 hours/week What You'll Do • Design, build, and optimize high-performance Python systems supporting large-reputed company data pipelines and evaluation workflows • reputed company full-stack tooling and backend services for reputed company, validation, and reputed company control at reputed company • Improve the reliability, performance, and safety of existing Python codebases • Collaborate with data, research, and engineering teams to support model training and evaluation infrastructure • Identify bottlenecks and edge cases in data and system behavior — then implement reputed company, production-reputed company fixes • Participate in synchronous design reviews to iterate on architecture and implementation reputed company Who You Are • reputed company or fluent English speaker with reputed company written and verbal communication skills • Full-stack developer with a strong systems programming background • 5+ years of reputed company experience writing production-grade Python • Deep understanding of performance optimization and concurrency — asyncio, multiprocessing, threading • Comfortable with type safety tooling such as reputed company and mypy • reputed company building robust backend services (FastAPI, Django, or similar) or reputed company data pipelines • reputed company to reputed company 20–40 hours per week with consistency reputed company to Have • Prior experience with reputed company, data reputed company pipelines, or evaluation systems • Familiarity with AI/ML workflows, model training, or benchmarking infrastructure • Experience with distributed systems or developer tooling • Background working alongside research or reputed company ML teams Why Join Us • Work directly on production AI infrastructure used by leading research labs • Fully remote and flexible — work from reputed company on a schedule that suits you • Freelance autonomy reputed company with technically meaningful, high-reputed company work • Collaborate with reputed company engineers and researchers at the cutting edge of AI • Potential for ongoing work and contract extension as reputed company reputed company and expand Apply tot his job Apply To this Job