Remote Backend Software Engineer: Python - AI Trainer ($80-$120 per hour)Mercor • Stanton, California, US
Remote Backend Software Engineer : Python - AI Trainer ($80-$120 per hour)
Mercor • Stanton, California, US
job_description.job_card.variable_days_ago
serp_jobs.job_preview.job_type
- serp_jobs.job_card.part_time
- serp_jobs.filters.remote
job_description.job_card.job_descriptionMercor 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) - Schedule : Fully remote and asynchronous – flexible working hours Compensation & Contract $80 per hour plus lucrative bonus per approved task (1 task takes approximately 1 hour to complete) - Median average pay inclusive of bonuses is $200 / hr - Independent contractor - Daily payment via Stripe Connect 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 \ About Mercor Mercor is a San Francisco-based company specializing in connecting elite professionals with cutting-edge AI initiatives. Our investors include Benchmark, General Catalyst, Adam D’Angelo, Larry Summers, and Jack Dorsey. Thousands of professionals across engineering, research, and creative fields have partnered with Mercor on frontier projects shaping the future of AI. Apply today and leverage your software engineering expertise to help build the future of AI-driven systems!
serp_jobs.job_alerts.create_a_job
Software Engineer Backend Python • Stanton, California, US
Job_description.internal_linking.related_jobs Role Overview Mercor is partnering with a top AI research lab on an exciting project pushing the limits of • •multimodal machine learning • • — technology that helps AI understand both visuals and sou...serp_jobs.internal_linking.show_more About the Role • • Mercor is seeking experienced • •Editors • • to support a leading AI lab in advancing research and infrastructure for next-generation machine learning systems.This engagement focuses ...serp_jobs.internal_linking.show_more UK / Canada / Europe / Australia-based • •Hedge Fund Experts • • for a research project with a leading foundational model AI lab.
This position requires hedge fund experience related to long / short equity str...serp_jobs.internal_linking.show_more 
We are looking for a finance professional to join our team to train AI models.You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of ...serp_jobs.internal_linking.show_more Role Overview Mercor is collaborating with a leading AI research lab on a project to advance engineering problem-solving at the frontier of artificial intelligence.
We are seeking experienced engine...serp_jobs.internal_linking.show_more 
The Tactical Recon and Strike (TRS) team at Anduril develops aerial small drones (Group 1-3) and all equipment to test, deploy and operate.
The team is responsible for taking products like Ghost, An...serp_jobs.internal_linking.show_more Mercor is partnering with a top AI research organization to evaluate and improve how coding assistants reason, act, and communicate during development workflows.
We’re seeking technically sharp expe...serp_jobs.internal_linking.show_more This person complements the client’s “Translational / Clinical Pharmacology Decision-Maker” team by grounding dose selection and exposure–response analysis in • •quantitative structure and parameter...serp_jobs.internal_linking.show_more Mercor is seeking • •Computer Science PhDs • • for a premier project with one of the world's top AI labs.This role pays between • •$65-75 / hour.
In this role, you will contribute your subject matter expe...serp_jobs.internal_linking.show_more UK / Canada / Europe / Australia-based • •Investment Banking Experts • • for a research project with a leading foundational model AI lab.
You are a good fit if you : - Have • •at least 2 years of experience • • ...serp_jobs.internal_linking.show_more Mercor is seeking • •Biology PhDs • • for a premier project with one of the world's top AI labs.In this role, you will contribute your subject matter expertise to a cutting-edge project involving fron...serp_jobs.internal_linking.show_more Mercor is seeking • •Mathematics PhDs • • for a premier project with one of the world's top AI labs.In this role, you will contribute your subject matter expertise to a cutting-edge project involving ...serp_jobs.internal_linking.show_more Role Overview • • Mercor is collaborating with a leading actuarial modeling partner to support high-priority analytical workflows in property and casualty (P&C) insurance.
We’re seeking experienced P&...serp_jobs.internal_linking.show_more We are looking for a finance professional to join our team to train AI models.You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of ...serp_jobs.internal_linking.show_more Overview • •Mercor is partnering with a leading AI lab to understand how today’s AI tools can accelerate—and where they fall short in—real estate sales and advisory.
We’re looking for a • •top-tier res...serp_jobs.internal_linking.show_more 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 codi...serp_jobs.internal_linking.show_more Mercor is hiring experienced Go Engineers • • to support a variety of high-impact research collaborations with leading AI labs.
Freelancers will help improve AI systems through work extending coding b...serp_jobs.internal_linking.show_more Role Overview • •Mercor is looking for freelance contributors who are able to analyze the output of various B2B SAAS systems, ranging from Slack messages to Linear tickets to Salesforce entries.This ...serp_jobs.internal_linking.show_more
Remote Digital Annotation Expert - AI Trainer ($16-$16 per hour)
Mercor • Stanton, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Editors - AI Trainer ($60-$80 per hour)
Mercor • Anaheim, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Hedge Fund Expert - AI Trainer ($130-$130 per hour)
Mercor • Cypress, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Investment Analyst – AI Trainer ($50-$60 / hour)
Data Annotation • Westminster, California
serp_jobs.filters.remote
serp_jobs.job_card.full_time +1
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Remote Engineering Expert (PhD, Master's, or Olympiad Participants) - AI Trainer ($60-$80 per hour)
Mercor • Fountain Valley, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Machine Learning Engineer (C++ or Python)
Anduril Industries • Costa Mesa, California, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Remote Senior / Staff Code Review Experts - AI Trainer ($40-$125 per hour)
Mercor • Cerritos, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote PK / PD Modeling / Pharmacometrics Lead - AI Trainer ($150-$200 per hour)
Mercor • Garden Grove, California, US
serp_jobs.filters.remote
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote STEM PhDs – Computer Science - AI Trainer ($65-$75 per hour)
Mercor • Stanton, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Investment Banking Expert - AI Trainer ($130-$130 per hour)
Mercor • Garden Grove, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Biology Experts (Masters / PhDs) - AI Trainer ($65-$75 per hour)
Mercor • Fountain Valley, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Mathematics Expert (Masters / PhDs) - AI Trainer ($70-$80 per hour)
Mercor • Stanton, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote P&C Actuaries - AI Trainer ($60-$100 per hour)
Mercor • Garden Grove, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote FinTech Product Analyst - AI Trainer ($50-$60 / hour)
Data Annotation • Orange, California
serp_jobs.filters.remote
serp_jobs.job_card.full_time +1
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Remote Real Estate Professionals - AI Trainer ($100-$100 per hour)
Mercor • Fountain Valley, California, US
serp_jobs.filters.remote
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Backend Software Engineer : Python - AI Trainer ($80-$120 per hour)
Mercor • Anaheim, California, US
serp_jobs.filters.remote
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote Backend Software Engineer : Go - AI Trainer ($80-$100 per hour)
Mercor • Anaheim, California, US
serp_jobs.filters.remote
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Remote SaaS Software Data Reviewer - AI Trainer ($30-$37 per hour)
Mercor • Orange, California, US
serp_jobs.filters.remote
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted