Remote Frontend Software Engineer (React, TypeScript or JavaScript) - AI Trainer ($80-$120 per hour)Mercor • Baltimore, Maryland, US
Remote Frontend Software Engineer (React, TypeScript or JavaScript) - AI Trainer ($80-$120 per hour)
Mercor • Baltimore, Maryland, US
[job_card.variable_days_ago]
[job_preview.job_type]
- [job_card.part_time]
- [filters.remote]
[job_card.job_description]Mercor is hiring experienced frontend 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 React, TypeScript, or JavaScript 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 frontend engineer - Degree in Software Engineering, Computer Science, or a related field - Strong proficiency in React, Typescript or Javascript - 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 $90 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!
[job_alerts.create_a_job]
Software Engineer Frontend • Baltimore, Maryland, US
[internal_linking.similar_jobs]
Product Testers are wanted to work from home nationwide in the US to fulfill upcoming contracts with national and international companies.
We guarantee 15-25 hours per week with an hourly pay of bet...[show_more]
Join a global community of talented professionals to shape the future of AI.Earn up to $15 USD / hr and additional rewards based on quality of submission.
Outlier is committed to improving the intelli...[show_more]
Earn up to $15 / hour + performance bonuses.Outlier, a platform owned and operated by Scale AI, is looking for.If you're passionate about improving models and excited by the future of AI, this is you...[show_more]
Oceaneering Technologies (OTECH) develops, manufactures, and operates customized marine systems, shipboard equipment, subsea vehicles, and engineered solutions for commercial and U.Oceaneering Aero...[show_more]
Remote / Hybrid / On-site : On site, Linthicum, MD.Northrop Grumman is looking for a UI / UX Engineer to support our Advanced Technology Software Engineering Team.
As a member of the Software Engineering d...[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 ...[show_more] Earn up to $15 / hour + performance bonuses.Outlier, a platform owned and operated by Scale AI, is looking for.If you're passionate about improving models and excited by the future of AI, this is you...[show_more] Product Testers are wanted to work from home nationwide in the US to fulfill upcoming contracts with national and international companies.
We guarantee 15-25 hours per week with an hourly pay of bet...[show_more] 
Software Engineer with C++ / UI / UX ( Linthicum, MD ) 15247.Company is looking for a UI / UX Engineer to support our Advanced Technology Software Engineering Team.
As a member of the Software Engineering...[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 ...[show_more] Earn up to $15 / hour + performance bonuses.Outlier, a platform owned and operated by Scale AI, is looking for.If you're passionate about improving models and excited by the future of AI, this is you...[show_more] 
Inovalon was founded in 1998 on the belief that technology, and data specifically, would empower the transformation of the entire healthcare ecosystem for the better, improving both outcomes and ec...[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 ...[show_more] 
National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, A...[show_more]
As an Advanced Software Engineer at Relativity, you will use your development expertise, working on software projects to build our software platform, Relativity.
You will help solve complex problems...[show_more]
Oceaneering Technologies (OTECH) develops, manufactures, and operates customized marine systems, shipboard equipment, subsea vehicles, and engineered solutions for commercial and U.Oceaneering Aero...[show_more] Join a global community of talented professionals to shape the future of AI.Earn up to $15 USD / hr and additional rewards based on quality of submission.
Outlier is committed to improving the intelli...[show_more] 
IT transformation journey via data-driven IT strategic planning, application rationalization and redevelopment, and innovative research and development of new industry standards and technologies.C2...[show_more]
Flexible Remote Work – Get Paid to Share Your Opinions on Top Brands
OCPA • Shrewsbury township, Pennsylvania, us
[filters.remote]
[job_card.part_time] +1
[last_updated.last_updated_30] • [promoted]
Frontend Engineer (Remote)_
Scale AI • Baltimore, Maryland, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_1_day] • [promoted]
Remote AI Writing Specialist
Outlier • Baltimore, MD, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
2026 Software Engineering Intern
Oceaneering International, Inc. • Hanover, MD, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Frontend Developer
ChaTeck,Inc • Linthicum Heights, MD, US
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Remote FinTech Product Analyst - AI Trainer ($50-$60 / hour)
Data Annotation • Bowie, Maryland
[filters.remote]
[job_card.full_time] +1
[last_updated.last_updated_30] • [promoted]
AI Trainer -Remote Content Proofreader
Outlier • Baltimore, MD, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Remote Product Tester – $45 / hr + Free Products – Start Now!
OCPA • Shrewsbury township, Pennsylvania, us
[filters.remote]
[job_card.part_time] +1
[last_updated.last_updated_30] • [promoted]
Software Engineer with C++ / UI / UX ( Linthicum, MD ) 15247
TalentPro Consulting • Linthicum, MD, US
[job_card.part_time] +1
[filters_job_card.quick_apply]
[last_updated.last_updated_variable_hours] • [promoted]
Remote Investment Analyst – AI Trainer ($50-$60 / hour)
Data Annotation • Bowie, Maryland
[filters.remote]
[job_card.full_time] +1
[last_updated.last_updated_30] • [promoted]
AI Trainer -Remote AI Writing Specialist
Outlier • Baltimore, MD, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior Software Development Engineer - AI Utility Team
Inovalon, Inc. • Bowie, MD, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Remote M&A Associate - AI Trainer ($50-$60 / hour)
Data Annotation • Bowie, Maryland
[filters.remote]
[job_card.full_time] +1
[last_updated.last_updated_30] • [promoted]
Senior AI / ML Engineer (SWE-3)
Leidos • Fort Meade, MD, US
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Advanced Software Engineer
Relativity • Baltimore, MD, United States
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Project Software Engineer
Oceaneering • Hanover, MD, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
AI Product Operation Intern (Remote)
Scale AI • Baltimore, Maryland, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_1_day] • [promoted]
AI / ML Compliance Engineer
C2 Labs • Baltimore, Maryland, United States
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]