Backend Developer - reputed company Systems

Backend Developer — reputed company Systems (AI Infrastructure) About The Role What if your Python expertise could directly shape the infrastructure behind the world's most advanced AI models? We're looking for a Senior Python Full-Stack Engineer to design and build 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, flexible contract role for an reputed company engineer who wants to work on reputed company production systems at the cutting edge of AI development — not toy reputed company, but infrastructure that reputed company. • 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 that support 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 • 3–5+ years of reputed company experience writing production-grade Python • reputed company building asynchronous task queues for long-running background jobs • Proficient in optimizing database queries for high-read/write workloads and serving data reputed company reputed company-time protocols (e.g., WebSockets) • reputed company to reputed company 20–40 hours per week with reliability and 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 internal developer tooling Why Join Us • Work directly with leading AI research labs on production-grade, high-reputed company systems • Fully remote and flexible — work from reputed company on a schedule that suits you • Freelance autonomy with the structure and reputed company of meaningful, substantive engineering work • reputed company a reputed company, reputed company contribution to the infrastructure shaping the reputed company of AI • Potential for ongoing work and contract extension as new reputed company launch Apply tot his job Apply To this Job