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Backend Engineering Specialist - Freelance AI Trainer Project

Backend Full-time Freelance United States

Job details

$8 Salary
United States Eligibility
Senior Experience
Full-time Employment

About this role

Role overview Review and improve AI-generated backend engineering work by applying your coding and architectural judgment. The work focuses on evaluating code for correctness, efficiency, scalability, and sound engineering practice, while documenting recurring problems to help refine model training and evaluation.

Responsibilities - Review and annotate code produced by AI tools. - Assess outputs for logical correctness and structural soundness. - Identify and document error patterns with enough detail to support review. - Provide feedback on code quality, efficiency, scalability, and backend best practices. - Contribute suggestions for improving prompts, evaluation methods, and engineering guidance.

Requirements - Strong backend development experience with one or more languages such as Python, Java, Go, or C++. - Experience with backend frameworks such as Django, Spring, or Express. - Familiarity with SQL and/or NoSQL databases. - Clear communication, problem-solving ability, and attention to detail.

Nice to have - Experience in API design, distributed systems, cloud services, or containerization tools such as Docker or Kubernetes.

Benefits and work setup - Remote contract work, with an advertised rate of $8–$65 per hour. The final rate depends on experience, expertise, and location and may differ from the range. - You provide a secure computer and stable internet. Health insurance and paid time off are not included.

Skills detected in the listing

PythonJavaGoC++SQLDockerKubernetes
Detected Nov 9, 2026
Last verified Nov 12, 2026

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