freelancer - data annotator jobs in Mumbai

150 freelancer - data annotator job listings in India. Find daily updated positions from leading job boards.

  • Data Annotator

    4 hours ago


    Mumbai, Maharashtra, India innodata inc. Full-time

    Job DescriptionInnodata India Pvt. Ltd. is looking for detail-oriented individuals to join our freelance team and contribute to AI and Machine Learning projects. Role: AI Reviewer Job Type: Freelance What You'll Do: Review and annotate video, audio and text content according to project guidelines. Ensure accuracy, consistency, and quality in annotations....


  • Mumbai, Maharashtra, India Turing Full-time

    About Turing: Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems. Turing helps customers in two ways: Working with the world’s leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM and frontier...


  • Navi Mumbai, Maharashtra, India Turing Full-time

    About Turing: Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems. Turing helps customers in two ways: Working with the world’s leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM and frontier...


  • mumbai city, maharashtra, India Turing Full-time

    About Turing: Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems. Turing helps customers in two ways: Working with the world’s leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM and frontier...

  • Growth Marketer

    1 day ago


    mumbai, maharashtra, India shift Full-time

    Job Description About shift shift builds and runs the skilled contributor networks behind embodied AI training data — the annotators, QAs and reviewers who label, segment and quality-check the video that robotics models learn from. We've paid out over $15M to 25,000+ contributors across 15+ countries. The role You own the funnel that brings in annotators...


  • Mumbai, Maharashtra, India deepllmdata Full-time

    Company Description DeepLLMData specializes in powering advanced AI and frontier models with expert human-generated data. The company works with domain-specific professionals, including STEM and PhD-level experts, to support specialized tasks such as supervised fine-tuning (SFT) and reinforcement learning from human feedback (RLHF). DeepLLMData also...


  • Mumbai, Maharashtra, India Turing Full-time

    Job DescriptionRole Overview: Turing is building one of the most rigorous STEM AI training datasets in the industry. The SciCode project involves creating high-quality scientific coding tasks that are used to train and evaluate frontier AI models. As a SciCode Trainer, you will be directly contributing to cutting-edge AI research by authoring, implementing,...

  • Growth Marketer

    1 day ago


    Navi Mumbai, Maharashtra, India shift Full-time

    About shift shift builds and runs the skilled contributor networks behind embodied AI training data — the annotators, QAs and reviewers who label, segment and quality-check the video that robotics models learn from. We've paid out over $15M to 25,000+ contributors across 15+ countries. The role You own the funnel that brings in annotators and QAs who can...

  • Growth Marketer

    4 hours ago


    mumbai city, maharashtra, India shift Full-time

    About shiftshift builds and runs the skilled contributor networks behind embodied AI training data — the annotators, QAs and reviewers who label, segment and quality-check the video that robotics models learn from. We've paid out over $15M to 25,000+ contributors across 15+ countries.The roleYou own the funnel that brings in annotators and QAs who can...


  • mumbai city, maharashtra, India DeepLLMData Full-time

    Company Description DeepLLMData specializes in powering advanced AI and frontier models with expert human-generated data. The company works with domain-specific professionals, including STEM and PhD-level experts, to support specialized tasks such as supervised fine-tuning (SFT) and reinforcement learning from human feedback (RLHF). DeepLLMData also...


  • navi mumbai, maharashtra, India DeepLLMData Full-time

    Company Description DeepLLMData specializes in powering advanced AI and frontier models with expert human-generated data. The company works with domain-specific professionals, including STEM and PhD-level experts, to support specialized tasks such as supervised fine-tuning (SFT) and reinforcement learning from human feedback (RLHF). DeepLLMData also...


  • Navi Mumbai, Maharashtra, India Turing Full-time

    Role Overview: Turing is building one of the most rigorous STEM AI training datasets in the industry. The SciCode project involves creating high-quality scientific coding tasks that are used to train and evaluate frontier AI models. As a SciCode Trainer, you will be directly contributing to cutting-edge AI research by authoring, implementing, and reviewing...


  • mumbai city, maharashtra, India Turing Full-time

    Role Overview:Turing is building one of the most rigorous STEM AI training datasets in the industry. The SciCode project involves creating high-quality scientific coding tasks that are used to train and evaluate frontier AI models. As a SciCode Trainer, you will be directly contributing to cutting-edge AI research by authoring, implementing, and reviewing...


  • mumbai, maharashtra, India Conceptorz Full-time

    Job DescriptionOnline Economics & Business Studies Teacher | Economics Tutor | Business Studies Tutor | IB, A-Level, GCSE & IGCSE Teach Economics & Business the Way It's Actually Used - Join CONCEPTORZ Can you turn "supply and demand" into a lesson students actually remember? Can a balance sheet become something students understand , not just memorise for an...


  • navi mumbai, maharashtra, India Conceptorz Full-time

    Online Economics & Business Studies Teacher | Economics Tutor | Business Studies Tutor | IB, A-Level, GCSE & IGCSE Teach Economics & Business the Way It's Actually Used - Join CONCEPTORZ Can you turn \"supply and demand\" into a lesson students actually remember? Can a balance sheet become something students understand, not just memorise for an exam?...


  • Mumbai, Maharashtra, India Crimson Interactive Remote Full-time

    About RAxRAx is the first smart workspace that helps researchers (students, professors, corporate researchers) to be better and faster in their research projects. Powered with proprietary AI algorithms and a unique approach to solving problems with design and tech, RAx is set to be the default workspace for any research-heavy projects. Launched in 2019, the...

  • UX Head

    23 hours ago


    Mumbai, Maharashtra, India DESIGN Full-time

    About RAx[RAx](https://raxter.io) (RA for Research Assistant) is the first smart workspace that helps researchers (students, professors, corporates) to be better and faster in their research projects. Powered with proprietary A.I algorithms and a unique approach to solving problems with design and tech, RAx is set to be the default workspace for any...

  • Tech Lead

    23 hours ago


    Mumbai, Maharashtra, India Crimson Interactive Full-time

    Role overviewAs a Tech Lead you will **actively lead a team of young talented web developers and oversee end-to-end delivery** along with Technical Project Manager(TPM). You will assist TPM with hiring and training the team.The person that we are looking forWe are seeking a Tech Lead at RAX ( https://raxter.io ) with 4+ years of enterprise web-dev and...


  • Mumbai, Maharashtra, India Crimson Interactive Remote Full-time

    About RAxRAx is the first smart workspace that helps researchers (students, professors, corporate researchers) to be better and faster in their research projects. Powered with proprietary AI algorithms and a unique approach to solving problems with design and tech, RAx is set to be the default workspace for any research-heavy projects. Launched in 2019, the...

  • Data Science Expert

    3 weeks ago


    Mumbai City, Maharashtra, India Alignerr Remote Full-time $40 - $80 Permanent

    Data Science Expert — AI Content Specialist About The Role What if your deep knowledge of machine learning and statistical modeling could directly shape the intelligence of tomorrow's AI systems? We're looking for Data Science Experts to stress-test, evaluate, and refine cutting-edge AI models — working remotely on your own schedule alongside leading...