Remote Backend Software Engineer: Python - AI Trainer ($80-$120 per hour)Mercor • Berkeley, California, US

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Remote Backend Software Engineer : Python - AI Trainer ($80-$120 per hour)

Mercor • Berkeley, California, US

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Mercor is hiring experienced Python Engineers

to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains. This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems.

Key Responsibilities

Develop and validate coding benchmarks in Python by curating issues, solutions, and test suites from real-world repositories - Ensure benchmark tasks include comprehensive unit and integration tests for solution verification - Maintain consistency and scalability of benchmark task distribution - Provide structured feedback on solution quality and clarity - Debug, optimize, and document benchmark code for reliability and reproducibility

Ideal Qualifications

3–10 years of experience as a backend software engineer, ML engineer, or applied data scientist - Degree in Software Engineering, Computer Science, or a related field - Strong proficiency in Python - Experience with debugging, testing, and validating code - Comfortable with technical writing and attention to detail

Project Timeline

Start Date : Immediate - Duration : 1 month - Commitment : Part-time (15–20 hours / week)

Application & Onboarding Process

Upload your resume - AI interview : A short, 15-minute conversational session to understand your background, experience, and interest in the role - Brief assessment testing real-world coding ability, technical depth, and debugging approach - Follow-up communication within a few days with next steps and onboarding details

Apply today and leverage your software engineering expertise to help build the future of AI-driven systems!

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Remote Backend Software Engineer Python AI Trainer 80120 per hour • Berkeley, California, US

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