N

Nitish Kumar

AI Researcher

Chennai, Tamil Nadu, India2 yrs 7 mos experience
Most Likely To SwitchAI ML Practitioner

Key Highlights

  • Expert in Data Engineering and Machine Learning.
  • Proven experience in developing AI-driven solutions.
  • Strong leadership and team management skills.
Stackforce AI infers this person is a Data Science and Software Development expert in the SaaS industry.

Contact

Skills

Core Skills

Data EngineeringMachine LearningGenerative AiSoftware DevelopmentAutomationData ScienceManagementLeadershipMlopsData ModelingAnalytics

Other Skills

AdvancedSQLAlgorithmsApache SparkArtificial Intelligence (AI)CC++CommunicationData ClassificationData ManipulationDjangoDynamoDBGAMESSGaussian 09Google BigQueryJava

Experience

Paypal

Machine Learning Engineer

Jan 2025Present · 1 yr 2 mos · Chennai, Tamil Nadu, India · On-site

PySparkGoogle BigQueryJavaPython (Programming Language)Data EngineeringApache Spark+4

Chargebee

Software Engineer

Jun 2024Dec 2024 · 6 mos · Chennai, Tamil Nadu, India · Hybrid

  • A Retrieval-Augmented Generation (RAG) chatbot was designed and developed using OpenAI/Claude APIs and LangGraph, enabling precise information retrieval from user documentation and internal knowledge bases.
  • The chatbot’s reliability was enhanced through the implementation of strong guardrails, refinement of intent classification, and optimization of overall model performance. High-quality outputs were ensured by integrating comprehensive observability with Langfuse for interaction tracing and Promptfoo for LLM response validation.
  • Structured logging and real-time alerting were incorporated via Sentry, enabling rapid detection and resolution of failures and unhandled exceptions.
  • A Command Line Interface (CLI) tool was built for Aero-AI, an internal GenAI-based service. Using Node.js and the clack/prompts library, AI workflow setup and configuration management were automated, standardizing the handling of YAML files for system prompts, user prompts, and output schemas.
  • Key commands—init for workflow setup, lint for YAML validation, compile for YAML-to-JSON conversion, and sync for updating workflows in DynamoDB—were implemented to ensure smooth and consistent integration with Aero-AI services.
React.jsGenerative AINestJSNextJSJavaScriptTypeScript+3

Pdsvision

Data Science Intern

Aug 2023May 2024 · 9 mos · Chennai, Tamil Nadu, India · Hybrid

  • Developed a multi-step classification approach for unlabeled object views (wrl/stl files) using clustering algorithms (KMeans, GMM, HDBScan) and evaluated their effectiveness based on geometric properties.
  • Explored deep learning architectures like Voxel CNN and autoencoders to extract advanced features for improved classification.
Python (Programming Language)Data ScienceData ModelingQuantitative AnalyticsData ClassificationProgramming+4

Placement & internship cell, iit madras

Placement Core

Jun 2023May 2024 · 11 mos · Chennai, Tamil Nadu, India · On-site

  • Effectively managed diverse company interactions and provided insightful feedback to students on their resumes, while conducting interactive industry sessions to enhance students' career insights and job market preparedness.
ManagementLeadershipTeam ManagementTeam BuildingCommunication

Tata communications

Data Science Intern

May 2023Jul 2023 · 2 mos · Chennai, Tamil Nadu, India · On-site

  • A variety of preprocessing techniques and machine learning algorithms were applied to optimize model performance, resulting in an F1-score of 0.73 with strong emphasis on both F1-score and recall. An interactive Streamlit dashboard was developed to visualize data drift and present estimated model performance metrics using the NannyML open-source library. Effective post-deployment model monitoring strategies were implemented to track model health and identify the ideal retraining intervals, ensuring sustained accuracy and reliability in production.
Python (Programming Language)Data ScienceMLOpsData ModelingQuantitative AnalyticsData Manipulation+7

Deloitte

Senior Executive Consultant

Jun 2022Jun 2022 · 0 mo · Mumbai, Maharashtra, India

Data ModelingData ManipulationModelingAnalyticsPredictive Modeling

Chegg india

Chegg Subject Matter Expert

May 2020Apr 2023 · 2 yrs 11 mos

Quantitative Analytics

Iiser bhopal

2 roles

Summer Intern

May 2019Jun 2019 · 1 mo

  • The infinitude of primes, the notion of congruence, the Quadratic reciprocity, the Quadratic
  • Gauss sums, etc.
  • The reference book: A Classical Introduction to Modern Number Theory by K. Ireland and M. Rosen.
LaTeX

Winter Intern

Dec 2018Dec 2018 · 0 mo

  • The project involved understanding the basics of Real Analysis.
LaTeX

Iiser mohali

Summer Intern

May 2018Jul 2018 · 2 mos · Sahibzada Ajit Singh Nagar, Punjab, India

  • Learned to use Gaussian 09, Gauss view, AIM2000, GAMESS.
  • Performed UV-vis Spectroscopy, IR Spectroscopy, and ATR spectroscopy.

Education

Indian Institute of Technology, Madras

Industrial Mathematics and Scientific Computing (IMSC)

Jul 2022Jul 2024

IISER Bhopal

BS - MS Dual Degree — Mathematics

Aug 2017May 2022

Kendriya Vidyalaya

PCM

Jan 2005Jan 2017

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