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Kalaiselvan Sundararajan

AI Researcher

Chennai, Tamil Nadu, India3 yrs 6 mos experience
Most Likely To SwitchAI ML Practitioner

Key Highlights

  • Expert in building advanced AI/ML models.
  • Proficient in data visualization for actionable insights.
  • Strong background in Generative AI and NLP.
Stackforce AI infers this person is a Data Science and AI/ML specialist with a focus on SaaS solutions.

Contact

Skills

Core Skills

Generative AiAi/mlData AnalyticsBusiness AnalysisData Pipeline Development

Other Skills

Artificial Intelligence (AI)AutosysBigQueryCommunicationDeep LearningEnglishFAISSFLAN-T5GCPGKEGoogle AnalyticsGoogle BigQueryInformatica PowerCenterLarge Language Models (LLM)Large-scale Data Analysis

About

I am a results-driven IT professional with over 4.5+ years of experience in Data Science, Business Analysis, and AI/ML model development. My expertise lies in building advanced AI/ML models, creating custom data pipelines, and delivering powerful data visualizations that provide actionable insights to drive business decisions. I have a deep passion for solving complex problems with cutting-edge technologies, including Generative AI (GenAI), Natural Language Processing (NLP), and Large Language Models (LLM). I specialize in building production-ready solutions using machine learning, deep learning, and NLP to extract valuable insights from unstructured data. Core Skills & Expertise: Programming Languages: Python, SQL AI/ML & GenAI: Machine Learning (Linear Regression, Logistic Regression, Decision Trees, Random Forest, XGBoost, SVM), Generative AI, NLP, Large Language Models (LLM), Time-Series Forecasting, Clustering Deep Learning: ANN, LSTM, Transformers Cloud Platforms: Google Cloud Platform (GCP) Data Visualization: Google Looker Studio (Data Studio), TIBCO Spotfire Python Libraries & Frameworks: Numpy, Pandas, Scikit-learn, Matplotlib, Seaborn, Plotly, TensorFlow, Keras, Hugging Face (Transformers) Statistical Analysis: Descriptive & Inferential Analysis, Hypothesis Testing, T-test, Z-test, Chi-square, ANOVA Databases: PostgreSQL, Oracle (PL/SQL), MySQL, BigQuery Tools & Technologies: Agile Methodologies, GitHub, Bitbucket, Jenkins, Jira

Experience

1 yr 10 mos

LivNSense Technologies Pvt Ltd

Present

Renault nissan technology & business centre india

Engineer - AI/ML & Data Analytics

Mar 2024Present · 2 yrs · Chennai, Tamil Nadu, India · Hybrid

  • Chatbot using GenAI
  • 1. Led the development of Chatbot Jessi 2.1, a domain-specific Generative AI assistant that enables engineers and business users to query complex Powertrain PDF documents via natural language.
  • 2. Implemented LoRA fine-tuning on FLAN-T5 for domain adaptation.
  • 3. Transitioned to a Retrieval-Augmented Generation (RAG) approach for scalability and accuracy.
  • 4. Deployed solution on Google Cloud Platform using Vertex AI, FAISS (on GKE), and Streamlit (Cloud Run).
  • Designed and executed data analytics pipelines on EV telematics data using Google BigQuery.
  • 1. Analyzed charging patterns, drive behavior, and energy efficiency metrics.
  • 2. Built anomaly detection models and customer segmentation dashboards to support business decisions.
  • 3. Ensured scalability and performance across large datasets (>TB scale).
  • Tech Stack:
  • FLAN-T5, LoRA, RAG, FAISS, Sentence Transformers, Vertex AI, GKE, Streamlit, BigQuery, Python, GCP, CI/CD (GitHub + Cloud Build), Stackdriver
Google BigQueryPython (Programming Language)Large Language Models (LLM)Large-scale Data AnalysisArtificial Intelligence (AI)Google Analytics+3

Infosys

Associate Business Analyst

Sep 2022Mar 2024 · 1 yr 6 mos · Bengaluru, Karnataka, India · Hybrid

  • 1. Analysis of customer records to drive accurate information
  • 2. Created the workflow for data automation in Informatica Power Center
  • 3. Developed custom data pipeline to support the generation of business insights and strategy
  • 4. Build an AI/ML model to generate the recommendation based on the customer records.
  • 5. Developed a python script to monitor the data flows
SQLPL/SQLPython (Programming Language)NumPyAutosysInformatica PowerCenter+2

Education

Sri Krishna College of Engineering and Technology

Bachelor of Engineering - BE — Electronics and Communications Engineering

Jan 2016Jan 2020

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