Sevuga Perumal

CT. Sevuga Perumal Professional Summary Seasoned IT professional with 25+ years of experience spanning Data Science, AI/ML, Statistical Programming, ETL, Data Warehousing, Cloud Technologies, Full-Stack Development, and Enterprise Software Engineering. Expert in designing scalable data pipelines, building intelligent applications, and delivering actionable insights for domains including Finance, Manufacturing, Logistics, Hospitality, HR/Payroll, Business Analytics, and Enterprise Automation. A passionate educator, consultant, and technology strategist, adept at turning ideas into practical systems, mentoring teams, and driving innovation. Core Competencies • Data Science & Machine Learning | Statistical Analysis & Forecasting • LLM-based Applications & Prompt Engineering | AI Solutions Development • ETL & Data Pipelines | Data Warehousing & Modeling | SQL & NoSQL Systems • Full-Stack Development: MERN Stack | React Native | Flask APIs | Microservices • API Integration & Cloud Solutions (AWS, Docker, Kubernetes) • Business Insights, Analytics Dashboards & Visualization (Power BI, Qlik, matplotlib) • Product Development, Innovation & Technical Mentoring Technical Skills Programming & Scripting: Python, R, JavaScript, TypeScript, SQL, Bash Web & Application Development: MERN Stack, React, Node.js, Express.js, Flask Data Technologies: Oracle, SQL Server, Teradata, MongoDB, Hadoop, Data Lakes ETL & Pipelines: Airflow, Pentaho, Talend, Python & R ETL Scripts Visualization & Reporting: Power BI, Qlik Sense, matplotlib, pandas, ggplot Machine Learning & AI: Classification, Regression, Clustering, NLP, LLM Fine-Tuning, Prompt Engineering Cloud & Tools: AWS, Docker, Kubernetes, CI/CD Systems, Git, REST APIs Professional Experience INDEN Academy — Head of Technology & Consultant | Jun 2022 – Present • Lead AI & ML initiatives for training programs and product development • Designed and delivered corporate and academic technology training • Built multiple demo applications for enterprise data workflows • Developed AI & Prompt Engineering curriculum for engineers and business users • Guided research-driven projects using machine learning & generative AI Freelance Data Scientist — Consultant & Solutions Architect | May 2020 – May 2022 • Delivered predictive modeling and analytics solutions for business clients • Built end-to-end data pipelines and custom ML solutions • Developed Power BI dashboards for KPI tracking • Optimized databases and implemented data models for BI systems • Built AI-based chat workflows for business automation Sterling Holidays, Chennai — Data Engineer / Analytics Specialist | Sep 2019 – Mar 2020 • Delivered customer analytics and BI dashboards for marketing & revenue • Developed ETL flows for structured and unstructured datasets • Presented actionable insights to management FIS Global Business Solutions, Chennai | Apr 2016 – Apr 2019 • Worked on large-scale financial transaction systems • Performed analytics and statistical modeling • Improved ETL and data quality processes Encore Software Services, Chennai | May 2014 – Jun 2015 • Developed enterprise applications with backend DB integration • Automated data exchange & transformation scripts Computer Science Corporation (CSC), Chennai | Jul 2007 – Oct 2013 • Built data systems for enterprise-level projects • Developed backend workflows & collaborated with global teams Accenture, Cognizant Technology Solutions, eFunds, Vivek Softwares | 1997 – 2007 • Developed enterprise and banking software components • Built database applications, MIS reporting systems, and automated workflows Education & Certifications • Mechanical Engineering (Professor & Academic Research) • Specialized certifications in Data Science, ML, AI, Big Data Teaching & Academic Leadership • Delivered lectures on SQL, RDBMS, Machine Learning, Prompt Engineering, Thermodynamics • Led AI education programs for engineers, professors, business owners, lawyers, doctors, chartered accountants, and auditors • Designed course content for practical industrial adoption of AI Projects & Software Applications Portfolio: infowisdom.in • Developed multiple enterprise-grade software solutions with live demo access • Applications include: • o Payroll & HR Systems o Industrial Analytics Tools o Manufacturing Optimization Tools o Data Visualization Dashboards o ML-based Forecasting Systems o ChatGPT / LLM Integrated Utilities Implemented full-stack architecture using MERN, Flask APIs, SQL/NoSQL databases Professional Attributes • Hands-on technical leadership & solution architecture • Strong analytical, problem-solving, and innovation skills • Fast learner of emerging technologies • Passion for teaching, mentoring, and knowledge transfer • Excellent communication & presentation skills