Summary
Overview
Work History
Education
Skills
Websites
Certification
Accomplishments
Languages
Personal Information
Timeline
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Jesanthe S J

Bangalore

Summary

Experienced software developer with 10 years of expertise in cloud data engineering, automation, and production support. Specialized in Google Cloud Platform (GCP) with a focus on BigQuery for data analytics in the retail domain and automation tools development using Spring Boot, Hibernate, and MSSQL. Proven track record in retail analytics, automation tools development, and maintaining Java based high-availability web applications.

Overview

10
10
years of professional experience
1
1
Certification

Work History

GCP BigQuery Lead

Cognizant Technology Solutions
Bangalore
06.2021 - Current
  • Designed and implemented scalable data pipelines on Google Cloud Platform (GCP) using BigQuery, Cloud Storage, and Dataflow to support retail analytics and reporting.
  • Developed and optimized complex SQL queries in BigQuery to handle large-scale datasets, improving query performance and reducing processing time.
  • Automated data ingestion and transformation workflows using Cloud Functions and Pub/Sub, enabling near real-time data availability for retail operations.
  • Built dashboards and reports to provide actionable insights into customer behaviour, inventory trends, and sales performance.
  • Ensured data quality and integrity through validation checks, monitoring, and alerting mechanisms.
  • Participated in architecture design and decision-making for cloud-based data solutions, ensuring scalability, reliability, and cost-efficiency.
  • Collaborated with business stakeholders to understand data requirements and translate them into efficient cloud-native solutions.
  • Worked in Agile teams, contributing to sprint planning, code reviews, and continuous integration/deployment (CI/CD) practices.
  • Provided technical guidance and support to junior team members on GCP tools and best practices.

Java Automation Developer

Cognizant Technology Solutions
01.2020 - 05.2021
  • Gathered knowledge about the existing manual compliance process followed by the team, including detailed analysis of 19 applications containing customer data.
  • Developed a single automated batch process to invoke all 19 applications and the ticketing tool in response to customer requests, streamlining the compliance workflow.
  • Served as the sole automation developer, directly communicating progress and updates to the client.
  • Led the monitoring of the manual ticketing process and ensured the team adhered to SLA requirements.

Production Support Engineer

Cognizant Technology Solutions
06.2015 - 01.2020
  • Provided production support for web-based applications using Java/J2EE, Spring MVC, and Hibernate.
  • Monitored performance, resolved incidents, and ensured system availability.
  • Collaborated with development teams for bug fixes and automation of support tasks.
  • Participated in root cause analysis and continuous improvement initiatives.
  • Developed IMpulse, a monitoring tool to predict application restoration timelines and reduce SLA misses.
  • Built bARM, an AI-powered platform for automating restoration tasks using SOPs and chatbot commands.
  • Used Spring Boot, Hibernate, and MSSQL for backend development and integration.

Education

Bachelor of Engineering - Electronics and Communication

Sathyabama University
Chennai
01.2015

Skills

  • Languages: Java SQL Shell scripting
  • Cloud Platform: GCP Big Query Cloud Storage Data flow
  • Frameworks: Spring Boot Spring MVC Hibernate
  • Tools: Git Maven Jenkins
  • Others: CI/CD Agile Scrum Rest APIs Microservices

Websites

Certification

  • Pursuing GCP Professional Data Engineer Certification.

Accomplishments

  • Received "Working as One" award from Cognizant in 2024 and also received Best Team from Client.
  • Received "Always striving, never settling" award in 2023.

Languages

Tamil
First Language
English
Proficient (C2)
C2

Personal Information

  • Passport Number: V8884697
  • Date of Birth: 05/24/94

Timeline

GCP BigQuery Lead

Cognizant Technology Solutions
06.2021 - Current

Java Automation Developer

Cognizant Technology Solutions
01.2020 - 05.2021

Production Support Engineer

Cognizant Technology Solutions
06.2015 - 01.2020

Bachelor of Engineering - Electronics and Communication

Sathyabama University

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Jesanthe S J