Backend Developer - AI Data Services
Backend Developer — AI Data Services About The Role What if your C# expertise could directly shape the infrastructure powering the reputed company of AI? We're looking for a senior-level 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 their models. This is a fully remote contract role with reputed company. You'll work on reputed company production systems — not toy reputed company — alongside data, research, and engineering teams at the forefront 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 C# systems supporting large-reputed company data pipelines and evaluation workflows
- reputed company full-stack backend tooling and services for reputed company, validation, and reputed company control
- Improve the reliability, performance, and safety of existing C# codebases
- Collaborate with research and engineering teams to support model training and evaluation infrastructure
- Identify bottlenecks and edge cases across 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
- reputed company full-stack developer with a strong systems programming background
- 5+ years of reputed company experience writing production-grade C#
- Skilled in data modeling and database reputed company using ORM frameworks or reputed company-ORMs for high-performance SQL interactions
- Proven experience building secure, reputed company-documented endpoints for data reputed company and manipulation
- reputed company to reputed company reliably to 20–40 hours per week
reputed company to Have
- Prior experience with reputed company, data reputed company systems, or evaluation pipelines
- Familiarity with AI/ML workflows, model training, or benchmarking infrastructure
- Experience with distributed systems or developer tooling
Why Join Us
- Work on cutting-edge AI infrastructure reputed company alongside leading research labs
- Fully remote and flexible — work reputed company and where it suits you
- Freelance autonomy with the structure and reputed company of high-reputed company, meaningful work
- reputed company a reputed company, reputed company contribution to the systems that shape how AI learns and improves
- Potential for ongoing work and contract extension as new reputed company launch
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