Summary
Overview
Work History
Education
Skills
Timeline
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Pradeevi Rajan R

Pradeevi Rajan R

Chennai

Summary

Dedicated and detail-oriented Senior Data Annotator with over five years of experience in image annotation, pixel-level labeling, and quality validation in computer vision projects. Strong eye for accuracy, and experienced in working with annotation tools and basic scripting.

Overview

5
5
years of professional experience

Work History

Senior Annotator

Rhythm Engineering
Chennai
09.2020 - 07.2025
  • Annotated large volumes of raw data, including images, videos, and text using custom tools.
  • Reviewed annotations for accuracy, ensuring consistency and adherence to guidelines.
  • Collaborated with AI/ML engineers to align labeling criteria with model training needs.
  • Maintained structured annotation formats like YOLO and JSON for machine learning pipelines.
  • Conducted inter-annotator agreement checks, resolving discrepancies in multiple annotations.
  • Contributed to development of annotation guidelines and standard operating procedures (SOPs).
  • Assisted in data cleaning, augmentation, and versioning using Python and PowerShell scripts.

Education

B.E. - Electrical & Electronics Engineering

Vel Tech Multi Tech
Chennai
01.2016

Skills

  • Image annotation expertise
  • Basic knowledge of Python and shell scripting
  • Object detection
  • Bounding box and polygon annotation
  • Data labeling
  • Spreadsheet tracking
  • Annotation formats proficiency
  • Vehicle detection
  • Patience and consistency

Timeline

Senior Annotator

Rhythm Engineering
09.2020 - 07.2025

B.E. - Electrical & Electronics Engineering

Vel Tech Multi Tech

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Pradeevi Rajan R