Summary
Overview
Work History
Education
Skills
Accomplishments
Timeline
Generic

Subramanian Meyyappan

Carmel,USA

Summary

Over 14 years of experience as a Software and Data Engineer with expertise in front-end technologies including Typescript, ReactJS, Redux, and Saga. Proficient in full-stack development, specializing in modular UI components and robust server-side applications using Node.js. Experienced in data engineering, designing ETL pipelines, orchestrating workflows, and integrating diverse data sources with tools like Apache Spark and Kafka. Proven ability to lead cross-functional teams, manage offshore collaboration, and implement CI/CD pipelines in DevOps environments, driving innovation in software and data engineering.

Overview

14
14
years of professional experience

Work History

Senior Architect

Cognizant Technology Solutions
Columbus, IN
02.2025 - Current
  • Lead architecture and end-to-end implementation of AI-driven analytics and data engineering solutions, collaborating closely with cross-functional teams across AI Analytics, Data Engineering, and Serving Layers.
  • Designed and developed scalable streaming data pipelines using PySpark on Databricks, processing unstructured XML machine data from Azure Blob Storage.
  • Transformed raw XML into structured DataFrames and stored it in Neo4j, effectively modeling and managing complex relationships in high-volume engine telemetry data.
  • Built a robust micro-batch processing framework to handle millions of files efficiently, enabling near-real-time ingestion and processing at scale.
  • Implemented post-processing mechanisms to archive ingested files and maintain audit logs for tracking data pipeline success and integrity.
  • Developed and exposed REST APIs using TypeScript, enabling seamless data consumption from Neo4j into web-based applications.
  • Designed and built reusable UI components and interactive dashboards using React and TypeScript, providing dynamic data visualization and insights for end-users.
  • Ensured a modular and maintainable front-end architecture to support multiple dashboard views and real-time data interactions.
  • Deployed and integrated solutions on Microsoft Azure, leveraging services such as Azure Blob Storage, Azure Databricks, and containerized workloads with Docker and Kubernetes.
  • Drove Agile development practices and contributed to solution innovation in alignment with Cummins’ business objectives and digital strategy.

Senior Product Lead

ConverSight.ai
Indianapolis, IN
02.2018 - 02.2025
  • Architected and optimized data pipelines for analytics using Spark, DuckDB, and Parquet.
  • Developed customizable dashboards and NLP-based chatbots to enhance user engagement.
  • Integrated Generative AI models into platforms for improved predictive analytics.
  • Designed and built scalable frontend applications with Next.js, React.js, and JavaScript.
  • Created robust SDKs for seamless embedding of frontend components into external applications.
  • Deployed cloud-based data pipelines and applications using Docker and Kubernetes on AWS and Azure.
  • Built interactive, real-time data visualizations with Echarts to facilitate data-driven decisions.
  • Managed secure data access using OAuth and OpenID Connect, ensuring compliance with governance standards.

Technical Lead

HCL Technologies
Chennai, India
09.2014 - 02.2018
  • Played a pivotal role at HCL Technologies in developing a cutting-edge web application for administering flash storage arrays, contributing to the company's mission of reshaping the storage market.
  • Led a 3-member team in the development of a comprehensive web application utilizing KendoUI, HTML5, CSS3/Bootstrap, and Angular.js, ensuring seamless administration and maintenance of flash storage arrays.
  • Established the project infrastructure and implemented unit testing frameworks using Require.js, Grunt.js, and Karma.js, enhancing code quality and reliability.
  • Proven track record of offshore delivery ownership, adept at requirement gathering, and committed to delivering high-quality solutions tailored to client needs.
  • Strong advocate for responsive design work (RDW), ensuring optimal user experience across various devices.
  • Known for collaborative leadership style, fostering teamwork, and consistently achieving project objectives on time and within budget.

Associate

Cognizant Technologies Solutions
Chennai, India
02.2011 - 08.2014
  • Experienced software engineer specializing in full-stack development with a strong background in healthcare and IoT technologies.
  • Adept at developing innovative solutions leveraging NodeJS, HTML5/CSS3, and a suite of technologies including RabbitMQ, Redis, Couchbase, and HBase.
  • Proven track record in leading offshore teams and delivering successful projects for prestigious clients.
  • Spearheaded the BYOHD (Bring Your Own Health Device) Wellness Project for the United States Health Organization (UHO), focusing on data collection, analytics, and user motivation in the healthcare space.
  • Led a 2-member team in developing front-end applications, NodeJS API servers, and batch processes, while ensuring data quality and performing code reviews.
  • Contributed to the Foresight Platform at Cognizant Technology Solutions, specializing in IoT solutions for tracking vehicles and ensuring employee safety.
  • Proficient in requirement gathering, complex event engine development, and crontab jobs creation.
  • Strong collaborator with a proactive approach to problem-solving and a commitment to delivering high-quality results on time and within budget.

Education

Master of Computer Applications - Computer Application

Muthayammal Engineering College
Tamilnadu, India
04.2010

Bachelor of Science - Mathematics

Bishop Heber College of Arts & Science
Tamilnadu, India
05.2007

Skills

  • Frontend development
  • ReactJS and Svelte
  • TypeScript and JavaScript
  • Redux and Saga
  • UI component design
  • Dashboard development
  • Backend and API development
  • Nodejs and RESTful APIs
  • Graph database integration
  • Server-side scripting
  • Data engineering and big data
  • PySpark and Apache Spark
  • ETL pipeline development
  • Streaming and micro-batch processing
  • XML parsing and transformation
  • Data modeling and graph processing
  • Cloud services and DevOps
  • Microsoft Azure services
  • Docker and Kubernetes
  • CI/CD practices
  • Database management
  • Structured and unstructured data handling
  • NoSQL databases
  • Software architecture practices
  • End-to-end solution architecture
  • Agile methodologies
  • Cross-functional collaboration

Accomplishments

  • Got 'Feather on the Cap' 12 & 'Feather on the Cap' 13 Award in Cognizant.
  • Got excellent performance 'OND' 14 award in HCL.
  • Got excellent performance 'AMJ' 15 award in HCL.
  • Most valuable player of the year 2022 award in ConverSight.ai

Timeline

Senior Architect

Cognizant Technology Solutions
02.2025 - Current

Senior Product Lead

ConverSight.ai
02.2018 - 02.2025

Technical Lead

HCL Technologies
09.2014 - 02.2018

Associate

Cognizant Technologies Solutions
02.2011 - 08.2014

Master of Computer Applications - Computer Application

Muthayammal Engineering College

Bachelor of Science - Mathematics

Bishop Heber College of Arts & Science

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Subramanian Meyyappan