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Sanjeev SinghSS
Open to opportunities

Sanjeev Singh

@sanjeevsingh2

I improve AI training data through precise annotation, grounding, quality review, and content-safety operations.

India
Message

What I'm looking for

I'm looking for AI data annotation, AI evaluation, annotation QA, or Trust & Safety work where I can apply precise grounding, quality review, policy adherence, and edge-case handling to improve AI/ML training data.

I've delivered AI/ML training-data annotation at Innodata and One Forma, working on CUA/UI grounding, bounding boxes, referring expressions, dense structured grounding, and image annotation.

I review and correct AI-generated annotations, identify labeling errors and edge cases, and maintain quality, completeness, and guideline compliance while meeting productivity and turnaround requirements.

Across Tech Mahindra, Cognizant, Webhelp, and Concentrix, I've also supported Google Ads quality, content moderation, policy review, escalations, RCA, and operational quality improvement.

Experience

Work history, roles, and key accomplishments

One Forma logoOF

Freelance Content Reviewer / Data Annotation Specialist

One Forma

Oct 2024 - Oct 2025 (1 year)

Performed high-accuracy data annotation and content labeling for AI/ML model training. Validated content across multiple formats, identified edge cases, and ensured annotation consistency and adherence to quality standards.

Concentrix logoCO

Representative Operations - Content Review / Temporary SME

Feb 2018 - Oct 2019 (1 year 8 months)

Moderated user-generated content, identified and actioned policy-violating content, and reviewed complex cases. Supported team members as a Temporary SME and conducted quality checks to improve accuracy and policy adherence.

Education

Degrees, certifications, and relevant coursework

Uttarakhand Technical University logoUU

Uttarakhand Technical University

Bachelor of Technology, Computer Science and Engineering

2009 - 2013

Pursued a Bachelor of Technology in Computer Science and Engineering, gaining a strong foundation in computing and engineering principles.

Tech stack

Software and tools used professionally

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