Featured Credentials

Core Skills

Data Engineering

Building scalable data pipelines and lakehouse architectures using PySpark, Spark SQL, Delta Tables, Unity Catalog, Lakeflow Declarative Pipelines, and Medallion Architecture.

Backend & Distributed Systems

Designing microservices-based backend systems using Java, Spring Boot, Spring Cloud, Spring Security, JWT, Eureka, and OpenFeign.

Full-Stack Web Development

Developing and deploying responsive full-stack applications using React, Flask, MySQL, and Firebase.

Technical Expertise

  • Data Engineering

    Experienced with Databricks Lakehouse Platform, PySpark, Spark SQL, Delta Lake, Unity Catalog, Lakeflow Declarative Pipelines, Databricks Asset Bundles (DAB), Medallion Architecture, Databricks Connect and building reliable ETL pipelines.

  • Backend Engineering

    Developed distributed microservices using Java, Spring Boot, Spring Cloud, Spring Security, OpenFeign, Eureka Service Discovery, REST APIs, JWT Authentication, JUnit 5 and MySQL while working on a Core Banking Loan Management System.

  • Data Science & AI

    Strong foundation in Machine Learning, Data Analysis, Feature Engineering, Predictive Modeling and building practical AI-powered applications using Python.

  • Full-Stack Development

    Built and deployed production-ready web applications using React, Next.js, Firebase, MongoDB and modern web technologies with authentication, cloud persistence and real-time data synchronization.

  • Knowledge Sharing & Leadership

    Served as Class Representative throughout college, Cohort Representative during Cognizant training, and created YouTube tutorials and learning resources that helped fellow students understand Cloud Computing, Hadoop and other engineering concepts.

My Journey

  • Feb 2026 – May 2026

    Programmer Analyst Trainee (Internship), Cognizant

    Successfully completed enterprise internship training in backend engineering, gaining hands-on experience with modern software development practices, collaborative Agile workflows, version control, and enterprise-scale application development. Also served as Cohort Representative, coordinating communication between trainees, trainers, mentors, the Scrum Master, and the Batch Coordinator throughout the program.

  • 2022 - 2026

    B.E. Computer Science & Engineering

    Computer Science student at Easwari Engineering College (SRM Group), Chennai. Served as Class Representative and Executive Treasurer of the CSE Department Club, contributing to academic coordination, attendance management, financial responsibilities, problem-solving initiatives, and departmental activities while maintaining strong academic performance.

  • 2020 - 2022

    Higher Secondary Education (11th - 12th Grade)

    Velankanni Matriculation Higher Secondary School.

  • 2019 - 2020

    Secondary Education (10th Grade)

    Velankanni Matriculation Higher Secondary School.

Deployed Projects

Grocery Helper Screenshot

Grocery Helper

Interview App Screenshot

Interview App

Prolog Chatbot Screenshot

Prolog Chatbot

Engineering Milestones

S.No Timeline Project Link
01 Feb 2026 – May 2026 LoanCore360

A microservices-based Core Banking Loan Management System built using Java, Spring Boot, Spring Cloud, Spring Security, React and MySQL, managing the complete loan lifecycle from application to repayment.

02 Apr 2025 Notely

Native Android note-taking application with voice recognition, Material Design, local persistence and speech-to-text integration.

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Contact Me

jaganathanjjds@gmail.com