Krishna Kumar

I am a B.Tech Information Technology student with practical experience in AI data training and full-stack web development. Alongside my studies, I have worked on improving AI response quality and handling real-world datasets. I also enjoy building secure and responsive web applications. I am a dedicated learner eager to use my AI knowledge and coding skills to solve real-world problems.

RLHF Generalist - Hindi - Mercor

(2026-02)

• I checked and improved AI answers by fact-checking the information and providing clear feedback to help the model give better and more logical responses.

Annotator - Mindrift

(2025-09)

• I carefully worked on data annotation and labeled text and image data, following strict project guidelines to make sure the datasets were accurate and high quality.

Q&A Expert - Chegg India

(2025-08)

• I solved complex academic questions by writing clear and accurate step-by-step solutions to help students understand difficult technical topics.

AI Data Specialist - Uber AI Solutions

(2025-05)

• I worked on data annotation and labeled different types of data like text, images, audio, and video in multiple languages to help train and build smarter AI models.

AI Data Reviewer - Outlier AI

(2025-01)

• I reviewed AI-generated answers to make sure they were factual and followed instructions, and I wrote helpful feedback to improve the model's overall accuracy.

AI Language Specialist - Invisible AI

(2024-10)

• I used my native Hindi language skills to check and improve AI responses, making sure the text sounded natural, clear, and culturally correct.

Web Developer Intern - Elevate Labs

(2025-08 - 2025-09)

• I built a fast and secure full-stack web application using ReactJS, Node.js, and AWS, and I added smart AI features to improve the user experience.

B.TECH - Information Technology - BIT SINDRI, Dhanbad (2023-08 - 2027-07)