Jatin J.

Key Skills

Software

Other

Top Subject Matter

Quantitative finance research and AI model validation

LLM training and rubric-based evaluation

Multilingual machine translation and model evaluation

Top Data Types

Text

Top Task Types

RLHF

Fine-tuning

Function Calling

Freelancer Overview

Research Consultant (AI/quant research) — WorldQuant Brain, Remote. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Technology, Gati Shakti Vishwavidyalaya (2026) and Senior Secondary Certificate, Central Board of Secondary Education (CBSE) (2021). AI-training focus includes data types such as Computer Code, Programming, and Text and labeling workflows including RLHF, Fine-tuning, and Translation.

Labeling Experience

LLM Trainer — Outlier AI, Remote

OtherFine-tuning

Performed LLM training and evaluation by building optimal Python/C++ tooling and writing unit tests to validate model-related algorithms. Conducted side-by-side model response evaluations and used rubric frameworks to assess LLM code comprehension within large repositories. • Authored unit tests with Pytest/Catch2 to validate algorithms • Ranked LLM responses by code quality, correctness, and scalability • Developed question/rubric frameworks using Git for evaluation • Supported LLM training workflows through structured assessment and comparison

2025 - Present

Research Consultant (AI/quant research) — WorldQuant Brain, Remote

OtherRLHF

Engineered and validated quantitative AI alpha research workflows based on fundamental, technical, and options data. Built a framework generating 5,000 uncorrelated alpha signals and performed rigorous econometric validation of resulting strategies. • Generated 5,000 uncorrelated alphas using advanced statistical techniques • Validated strategies with econometric tests to ensure robust risk-adjusted returns • Developed and tested quantitative research pipelines using available market datasets • Monitored and assessed performance quality for candidate alpha strategies

2024 - Present

News Research Tool (self project) — Rocky Bot

OtherTextFunction Calling

Built a news research tool that performs semantic extraction and retrieval across multiple URLs. Implemented LangChain URL ingestion and OpenAI embeddings with FAISS to support rapid semantic search over large datasets. • Used LangChain UnstructuredURL Loader to extract and analyze multi-URL content • Generated embeddings with OpenAI for semantic indexing • Enabled fast semantic search and retrieval using FAISS • Processed multiple URLs to produce timely, comprehensive insights

2024 - 2024

Research Internship — CNeRG Lab | IIT Kharagpur, Kharagpur, West Bengal

OtherText

Fine-tuned a Meta NLLB language model with LoRa for Sanskrit-to-English translation and applied pretrained multilingual models to improve translation quality. Ran efficient inference using IndicTrans 2 and evaluated outputs using BLEU and CHRF metrics from Hugging Face. • Fine-tuned Meta NLLB with LoRa for faster Sanskrit-to-English translation • Used IndicTrans 2 inference to generate efficient translation outputs • Applied BLEU and CHRF metrics via Hugging Face evaluate for assessment • Leveraged language model techniques to enhance multilingual translation accuracy and efficiency

2024 - 2024

Education

Work History