Parkavi Thangavel
@parkavithangavel
Senior data annotator delivering high-accuracy labeled datasets to improve machine learning performance.
IndiaWhat I'm looking for
I am a senior data annotator with hands-on experience labeling large-scale datasets, primarily in 2D/3D vision and video domains. I have annotated over 10,000 data points with 99% accuracy, used tools such as LIDAR, CVAT, Amazon SageMaker and Kognic, and delivered measurable quality improvements that reduced error rates and boosted model performance.
I excel at time management, clear communication, and working closely with customers to incorporate feedback and resolve issues. I continuously expand my technical foundation through courses in software testing and web programming and thrive in team environments focused on building reliable data pipelines for AI systems.
Experience
Work history, roles, and key accomplishments
Senior Data Annotator
Imerit Technology
Mar 2025 - Jul 2025 (4 months)
Annotated over 10,000 data points with 99% accuracy and utilized advanced annotation tools to reduce errors by 15%, improving machine learning model performance and overall data quality.
Senior Data Annotator
Objectways Technologies
Jan 2022 - Jan 2025 (3 years)
Performed high-volume data annotation from 2022–2025, maintaining high accuracy and collaborating with customers to incorporate feedback and fix issues per requirements.
Education
Degrees, certifications, and relevant coursework
Karur Velalar College of Arts and Science for Women
Bachelor of Computer Applications, Computer Applications
2018 - 2021
Activities and societies: Participated in international seminar on recent advances in information technology; completed Programming Foundation with JavaScript, HTML & CSS (Coursera).
Completed a Bachelor of Computer Applications program focusing on programming foundations and web technologies.
Vivekananda Vidyalaya Matriculation Higher Secondary School
Higher Secondary Certificate, Secondary School
2016 - 2018
Completed higher secondary (matriculation) education.
Isoft Institute, Chennai
Certificate, Software Testing
Completed a 2-month software testing course.
Tech stack
Software and tools used professionally
Availability
Location
IndiaAuthorized to work in
Job categories
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