I am a results-driven AI Data Trainer, LLM Evaluator & Annotation Specialist with 11+ years of cross-domain experience, including 3+ years specializing in AI data training, LLM evaluation, multimodal annotation, and RLHF. I deliver high-quality labeled datasets across text, image, audio, geospatial, and UI/UX modalities, and I am skilled in prompt engineering, response rating, adversarial testing, model benchmarking, bias detection, and annotation schema design to ensure data quality and pipeline efficiency for next-gen LLMs. I have collaborated on joint programs like EV retrofitting with ARAI and PCL, led data quality initiatives, and worked with tools like Labelbox, CVAT, QGIS, and LiDAR. I thrive in cross-functional teams and multilingual environments, communicating effectively in English, Hindi, Marathi, and Marwari.

Naval Brijmohan Kabra

I am a results-driven AI Data Trainer, LLM Evaluator & Annotation Specialist with 11+ years of cross-domain experience, including 3+ years specializing in AI data training, LLM evaluation, multimodal annotation, and RLHF. I deliver high-quality labeled datasets across text, image, audio, geospatial, and UI/UX modalities, and I am skilled in prompt engineering, response rating, adversarial testing, model benchmarking, bias detection, and annotation schema design to ensure data quality and pipeline efficiency for next-gen LLMs. I have collaborated on joint programs like EV retrofitting with ARAI and PCL, led data quality initiatives, and worked with tools like Labelbox, CVAT, QGIS, and LiDAR. I thrive in cross-functional teams and multilingual environments, communicating effectively in English, Hindi, Marathi, and Marwari.

Available to hire

I am a results-driven AI Data Trainer, LLM Evaluator & Annotation Specialist with 11+ years of cross-domain experience, including 3+ years specializing in AI data training, LLM evaluation, multimodal annotation, and RLHF. I deliver high-quality labeled datasets across text, image, audio, geospatial, and UI/UX modalities, and I am skilled in prompt engineering, response rating, adversarial testing, model benchmarking, bias detection, and annotation schema design to ensure data quality and pipeline efficiency for next-gen LLMs.

I have collaborated on joint programs like EV retrofitting with ARAI and PCL, led data quality initiatives, and worked with tools like Labelbox, CVAT, QGIS, and LiDAR. I thrive in cross-functional teams and multilingual environments, communicating effectively in English, Hindi, Marathi, and Marwari.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent
Hindi
Advanced
Marathi (Marāṭhī)
Advanced

Work Experience

Marketing Engineer at ED Steels
August 31, 2016 - August 31, 2016
Performed preliminary RFQ estimation/revision, conducted product research, prepared customer RFQs and standards documentation, managed NDAs, and led productivity and process improvement initiatives.
Sr Engineer – Projects at Precision Camshaft Ltd (PCL)
March 31, 2020 - March 31, 2020
Techno-commercial responsibilities including RFQ estimation/revision and processing; currency & raw material monitoring; annual business planning; NDA management; MIS and COPQ tracking. Led new project development—procurement, budget tracking, and cost-saving optimization; digitization initiatives. Admin and development duties included management reporting, corporate affairs, document control and data management; branding and strategy; rebranding and development. Participated in EV development as part of a joint collaboration with ARAI, EMOSS and PCL. Web development: redesigned company website with Angular, HTML and CSS and data integration.
Proprietor at Shree Foundry
May 31, 2022 - May 31, 2022
Quotation estimation, production improvement, raw material procurement, employee monitoring, marketing, process improvement, and foundry process optimization.
Online Data Analyst at Telus Digital
May 31, 2025 - May 31, 2025
AI data training: annotation and labeling (text, images, maps, multimedia) with quality evaluation; data analysis for search & AI evaluation tasks; prompt/response optimization and rating; evaluation of speech/audio, maps, news and related content; research tasks in web-based environments.
AI Data Trainer at Freelancer (Remote)
May 1, 2025 - November 7, 2025
AI data training: annotation and labeling across text, images, maps, videos and multimedia; content moderation; OCR; QGIS; ML support including NLP pipelines, data workflows and LLM improvement; multilingual transcription & translation; UI/UX labeling.
Marketing Engineer at ED Steels, Kolhapur
July 1, 2014 - August 1, 2016
Responsible for preliminary RFQ estimation and revision, product research, customer RFQ and standards documentation, customer NDA drafting, and productivity and process improvement initiatives.
Sr Engineer – Projects at Precision Camshaft Ltd (PCL), Solapur
September 1, 2016 - March 1, 2020
Techno-commercial: RFQ estimation/revision & processing; currency & raw material monitoring; Annual Business Plan; NDAs; MIS monitoring; COPQ. Development: new projects procurement, budget tracking, cost-saving and digitization projects. Administration & Development: management reporting, corporate affairs, document control and data management, company strategy and development, rebranding. EV Development: team member on EV development project in collaboration with ARAI, EMOSS (Netherlands). Web Development: website redesign and data integration using Angular, HTML, CSS.
Proprietor at Shree Foundry, Solapur
March 1, 2020 - May 1, 2022
Quotation estimation, production improvement, raw material procurement, employee monitoring, marketing, and process optimization across foundry operations.
Online Data Analyst at Telus Digital, Remote
August 1, 2022 - May 1, 2025
AI Data Training: annotation and labeling (text, images, maps, multimedia) with quality evaluation. Search & AI Evaluation: data analysis, prompt/response optimization and rating; research tasks verifying data relevance and accuracy in web-based environments.
AI Data Trainer at Freelancer, Remote
May 1, 2025 - Present
AI Data Training: annotation and labeling (text, images, maps & multimedia), quality evaluation; content moderation, OCR, QGIS. ML support: NLPs, data workflows, LLM improvement; multilingual transcription & translation; UI/UX labeling and evaluation of design flows.
AI Data Trainer – Freelancer at Various clients (Remote)
May 1, 2025 - Present
Labeling and extracting information from invoices and financial documents; quality auditing, data normalization, metadata enrichment, sentiment tagging, edge-case flagging; geospatial annotation for defense-surveillance imagery; data labeling for everyday digital texts; RLHF feedback and bias detection; QA project coordination; prompt/response evaluation and multilingual annotation
Online Data Analyst at Telus Digital
August 1, 2022 - May 31, 2025
AI Data Training: Multimodal annotation & quality evaluation; Search & AI Evaluation: evaluated search results, maps & AI-generated content for relevance and accuracy; verified data and provided feedback to improve search ranking and AI applications
Proprietor at Shree Foundry
March 1, 2020 - May 31, 2022
End-to-end operations management: procurement, process optimization, workflow digitization, employee supervision, project coordination & data-driven decision making
Marketing Engineer at ED Steels
July 1, 2014 - August 31, 2016
RFQs estimation, product research, customer documentation, NDA processing & process improvements

Education

Bachelor of Engineering – Mechanical at Solapur University, Solapur
July 1, 2008 - June 1, 2012
Master of Technology – Automotive at VIT University, Vellore & ARAI Academy, Pune
July 1, 2012 - June 1, 2014
Bachelor of Engineering – Mechanical at Solapur University, Solapur
July 1, 2008 - June 1, 2012
Master of Technology – Automotive at VIT University, Vellore & ARAI Academy, Pune
July 1, 2012 - June 1, 2014
Bachelor of Engineering – Mechanical at Solapur University, Solapur
July 1, 2008 - June 30, 2012
Master of Technology – Automotive at VIT University, Vellore & ARAI Academy, Pune
July 1, 2012 - June 30, 2014
Bachelor of Engineering – Mechanical at Solapur University, Solapur
July 1, 2008 - June 30, 2012
Master of Technology – Automotive at VIT University, Vellore & ARAI Academy, Pune
July 1, 2012 - June 30, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Manufacturing, Software & Internet, Professional Services, Media & Entertainment, Other, Transportation & Logistics, Education