Summary
Overview
Work History
Education
Skills
Websites
Certification
Publications
Languages
Timeline
SoftwareEngineer

Debrath Banerjee

Bentonville,AR

Summary

Dynamic Senior Software Engineer with a proven track record at Walmart Inc, specializing in microservices architecture and RESTful API design. Increased performance by implementing technology modernization. Adept at Agile methodologies and mentoring, with strong skills in Spring Boot and database management, driving impactful results in complex projects.

Overview

10
10
years of professional experience
4
4
Certification

Work History

Senior Software Engineer

Walmart Inc
Bentonville, AR
02.2020 - Current
  • Led technology modernization by migrating .NET applications to Spring Boot microservices, resulting in a 35% performance gain, and 40% faster deployments.
  • Designed and developed robust RESTful APIs to support internal services, ensuring scalability.
  • Built custom REST clients using Spring's RestTemplate and WebClient for seamless service-to-service communication.
  • Integrated services with the API gateway and implemented mutual TLS authentication by embedding consumer public keys within the service registry.
  • Upgraded services to Spring Framework 6 with JDK 17 and Jakarta EE 10, improving observability and native cloud compatibility.
  • Developed asynchronous services using @EnableAsync, and configured a custom Task Executor to manage thread pools efficiently.
  • Integrated APIs into existing systems.
  • Built reactive services with Spring WebFlux using WebClient for non-blocking communication with downstream systems, and seamless integration with Spring Cloud Gateway.
  • Utilized Spring Cloud Gateway for advanced routing, and implemented CORS handling to support cross-origin requests.
  • Designed secure APIs, integrating Kafka, GCP BigQuery, Akeyless, and CCM.
  • Automated store matching for over 1,000 stores to improve three-way matching and streamline claims intake via custom middleware.
  • Enforced test coverage with JaCoCo and SonarQube, achieving over 85% unit test coverage.
  • Developed functional test suites using Astra, reducing production defects by 30%.
  • Handled UDB migrations, cron jobs, scheduler restarts, and Tomcat server debugging.
  • Active in Agile sprints, code reviews, and mentoring.
  • Evaluated customer requirements to provide cost estimates for projects.
  • Collaborated with team members to ensure successful project completion within timeline constraints.
  • Assisted in the estimation of project scopes and timelines during planning phases.

Application Programmer

Bank of America (via TEKsystems)
Charlotte, NC
12.2019 - 02.2020
  • Worked on account-opening workflows and dashboard widgets in Global Wealth Management.
  • Implemented JavaScript, jQuery, and MVC-based modules.
  • Used production debugging tools and participated in CI/CD via Bitbucket and the Horizon platform.
  • Translated complex business requirements into functional designs.
  • Contributed to Agile teams through regular ceremonies and deliverables.

System Analyst Programmer

Arkansas Blue Cross Blue Shield
Little Rock, AR
08.2019 - 12.2019
  • Built ASP.NET MVC-based web solutions for insurance platforms using Angular and Polymer.
  • Designed backend services using Entity Framework and SQL Server.
  • Developed comprehensive functional test cases using Cucumber for enhanced software validation

Software Developer

Tiger Correctional Services
Jonesboro, AR
01.2019 - 05.2019
  • Migrated VB.NET framework to C#, implemented MVVM architecture using WPF.
  • Wrote automated unit tests with xUnit and participated in architectural design.

IT Analyst

Tata Consultancy Services
Kolkata, India
03.2012 - 07.2017
  • Led integrations for Oracle Apps EBS and Kofax Markview.
  • Developed Java-based ETL applications to automate data ingestion, transformation, and loading processes across Oracle and SQL Server databases.
  • Built custom schedulers and data pipelines to support nightly batch jobs with data validation and error logging.
  • Optimized large-volume data processing workflows, reducing data load times by 40% through multithreaded processing and JDBC tuning.
  • Built BI Publisher reports and automated security audits with PowerShell.

Education

Master of Science - Computer Science

Arkansas State University
08-2019

B.Tech - Mechanical Engineering

WBUT
01.2011

Skills

  • Core Java and Spring framework, Spring Boot
  • RESTful API design
  • Microservices architecture
  • Database management: Google BigQuery and SQL Server
  • JavaScript and React development
  • REST and GraphQL services
  • C#, ASPNET and Azure App Services
  • Container orchestration: Kubernetes and Docker
  • Continuous integration: Jenkins and Azure DevOps
  • Infrastructure management: OneOps and CI/CD
  • Testing methodologies: functional and unit testing
  • JUnit and Mockito frameworks
  • Database technologies: CosmosDB and H2
  • Version control: Git and Bitbucket
  • Project management: JIRA and Agile methodologies, Scrum
  • Secrets management: Akeyless and HashiCorp Vault
  • Design patterns expertise: repository, factory, singleton, dependency injection
  • Asynchronous programming
  • Python programming and generative AI

Certification

  • Microsoft Certified: Azure Fundamentals
  • Machine Learning – Stanford University (Coursera)
  • Scrum Foundation Professional Certificate
  • Walmart Certified OneOps Associate
  • Outstanding Scholar 4.0 Award – ASU

Publications

A Blockchain-Based IoT Platform Integrated with Cloud Services, https://csce.ucmss.com/cr/books/2019/LFS/CSREA2019/PDP2603.pdf

Languages

English
Professional

Timeline

Senior Software Engineer

Walmart Inc
02.2020 - Current

Application Programmer

Bank of America (via TEKsystems)
12.2019 - 02.2020

System Analyst Programmer

Arkansas Blue Cross Blue Shield
08.2019 - 12.2019

Software Developer

Tiger Correctional Services
01.2019 - 05.2019

IT Analyst

Tata Consultancy Services
03.2012 - 07.2017

Master of Science - Computer Science

Arkansas State University

B.Tech - Mechanical Engineering

WBUT

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