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Chella P.

AI & Machine Learning Engineer · Mid-Level

India · Rate on request

Professional Overview

Start with prompting for baseline tests. Use RAG when the model needs dynamic, proprietary, or updating data. Use fine-tuning only to teach format, style, or specific syntax on consistent data—never purely for knowledge injection. AI Engineer specializing in LLMs, prompt engineering, and intelligent automation. Experienced in building production-ready workflows and RAG pipelines using Python, Long chain, and vector databases. Passionate about evaluating model performance, reducing hallucinations, and integrating scalable AI solutions into real-world applications AI specialist focused on LLM alignment, data annotation, and AI system evaluation. Proficient in Python, prompt optimization, and quality assurance for generative AI models. Dedicated to maintaining high benchmark standards, accurate data labeling, and robust model outputs.

Experience

Company
Freelance work
May 2020 – Dec 2024
Role title
Machine learning engineering

AI Expertise

AI & Machine Learning Engineers AI Business, Marketing & Strategy

Skills

Python NumPy Pandas PyTorch Reinforcement Learning TensorFlow SQL

Employment Type

Part-time

Description of Responsibilities

  • 1: Evaluated LLM responses for accuracy, safety, and coherence. 2:

Key Achievements / KPIs

  • Maintained a 95%+ task accuracy and quality rating.2: Completed 1,000+ m
Company
Freelance work
May 2016 – Apr 2023
Role title
Machine learning engineering

AI Expertise

AI & Machine Learning Engineers Data Science & Analytics

Skills

Python NumPy Pandas Spark

Employment Type

Part-time

Areas of Expertise

AI & Machine Learning Engineers

Design, train, and ship production ML models — from data pipelines to model inference at scale. Covers supervised learning, neural networks, LLM integration, and model optimisation.

Data Science & Analytics

Extract business insights from raw data using statistical modelling, predictive analytics, A/B testing, and interactive dashboards.

AI Product & Strategy

Translate AI capabilities into product roadmaps, define success metrics, and drive adoption across engineering and business teams.

AI Business, Marketing & Strategy

Apply AI to marketing automation, content generation, customer segmentation, and revenue growth strategies.

Current location

India

Time Zone

Kolkata UTC+5.5

Primary Work Language

English

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