Data Quality Senior Analyst

Performed lidar annotation to assist autonomous vehicles in detecting street lanes across city and

highway routes.

Conducted 2D bounding box annotation, keypoint annotation, and semantic segmentation for diverse object types and categories.

Utilized Amazon SageMaker Ground Truth (SMGT) and other tools to streamline annotation workflows.

Successfully annotated and labeled large datasets for use in computer vision and machine learning applications.

Collaborated with team members to identify and resolve data quality issues. Maintained detailed logs of data entry activities to ensure process transparency. ACADEMIC HISTORY

Phone

Email

936**-*****

*******************@*****.***

Address

Linkedin

2-280, Vedasandur, Dindigul-624710

Jothika D

S E N I O R A N A L Y S T

Detail-oriented senior analyst with two years of experience specializing in LiDAR technologies, bounding box annotation, and Amazon SageMaker Ground Truth (SMGT). Proficient in both 2D and 3D annotation techniques, including cuboids, semantic segmentation, polylines, and polygons, with a focus on supporting autonomous vehicle development and AI-driven applications. Experienced in managing large datasets, ensuring high data quality, and consistently meeting strict project deadlines. LiDAR Data Annotation

Amazon SageMaker Ground Truth (SMGT)

2D & 3D Annotation (Bounding Boxes, Polygons,

Cuboids)

Attention to Detail

Data Quality Assurance & Dataset Management

Typewriting English Senior

Diploma In Office Automation (DOA)

WORK EXPERIENCE

Senior Analyst, Objectways Technologies. July 2023 - October 2025 B.Com

M.V. Muthiah Governments Arts College For

Women, Dindigul. 2020 - 2023 (CGPA 6.742)

HSC

Govt. Higher Secondary School 2019-2020 (80% )

SSLC

Govt. Higher Secondary School 2018 - 2019 ( 84 %)

SKILLS

linkedin.com/in/jothika-durairaj-

518b04342

OBJECTIVE

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