Sai K.

Key Skills

Software

Other

Labelbox

Data Annotation Tech

SuperAnnotate

Top Subject Matter

NVIDIA robotics and computer vision dataset collection for AI/ML model training

Freelance AI/ML projects with LLM prompt engineering and dataset quality evaluation

AI/ML robotics operations and computer vision annotation/validation workflows

Top Data Types

3D Sensor

Image

Video

Top Task Types

Data Collection

Prompt + Response Writing (SFT)

Bounding Box

Polygon

Segmentation

Object Detection

Freelancer Overview

Team Lead – AI/ML Operations (Robotics Data Collection) at Zensar Technologies (Client: NVIDIA). Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose and Other. Education includes Bachelor of Commerce, Wesley Degree College (2018). AI-training focus includes data types such as 3D Sensor, Text, and Image and labeling workflows including Data Collection and Prompt + Response Writing (SFT).

Labeling Experience

Team Lead – AI/ML Operations (Robotics Data Collection) at Zensar Technologies (Client: NVIDIA)

Don't disclose3D SensorData Collection

You managed robotics and computer vision data collection operations to produce structured datasets for NVIDIA AI/ML model training. Your work focused on ensuring dataset quality through validation frameworks, audits, and SLA compliance. You coordinated requirements with NVIDIA stakeholders and supported continuous performance improvements for data-driven model outcomes. • Oversaw 20–35+ associates handling daily robotics/computer vision data points (4,000–6,000+ daily) • Maintained 95–98% data accuracy using quality checks and validation frameworks • Reduced data errors by 25–30% via real-time audits and feedback • Built and enforced SOPs, benchmarks, and onboarding/training processes for ramp-up reduction

2025 - Present

Independent AI/ML Consultant (Freelance)

OtherTextPrompt + Response Writing (SFT)

You delivered AI/ML outputs and contributed to data labeling/annotation tasks involving text, image, and LLM evaluation. You designed and optimized LLM prompts to improve response consistency for client requirements. You performed quality audits, validation, and error analysis to maintain high accuracy in delivered datasets. • Completed 10+ freelance projects spanning text, image, and LLM evaluation tasks • Improved LLM prompt consistency by ~20% through prompt optimization • Delivered datasets with 95%+ accuracy across multiple client engagements • Conducted quality audits and validation/error analysis to uphold labeling standards

2024 - 2025

Team Lead, Operations Support Expert (AI/ML Robotics) at Amazon Development Centre

Don't discloseImageData Collection

You operated as an AI/ML robotics team lead supporting computer vision and robotics workflows with large-scale human-assisted annotation and decision-making tasks. You ensured high-quality outputs by managing daily annotation workloads, enforcing structured audits, and maintaining SLA compliance across global projects. You contributed to dataset validation and model evaluation activities to support iterative improvements in AI performance. • Led 20–30+ associates supporting AI-driven robotics operations across NA/EU/JPN • Managed 10,000+ daily annotation and decision-making tasks for quality outputs • Achieved 98% SLA compliance and improved productivity by 25% via coaching and workflow optimization • Reduced error rates by 30% using structured audits/feedback; trained 50+ associates reducing ramp-up by 35%

2018 - 2024

Education

Work History