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Bhagat Singh

@bhagatsingh3

Java Developer at Experis IT who modernized Arrow Electronics' legacy PL/SQL backend into a decoupled Java application.

At Experis IT, I engineered the modernization of Arrow Electronics' legacy PL/SQL backend into a decoupled Java application. I owned development of the Pack, Unpack, consolidation, and other modules, improving data flow integrity and order processing latency.

At Perficient, I developed RESTful APIs for digital banking and worked on migrating mainframe MQ systems to Kafka. Across projects at Capgemini, TCS, Velocis, and Silver Touch Technologies, I developed Java applications and APIs, contributed to legacy-system migrations, and delivered business modules.

Experience

Work history, roles, and key accomplishments

Senior Software Lead Consultant

Experis IT

Mar 2025 - Nov 2026 (1 year 8 months)

Engineered the migration and modernization of a legacy PL/SQL backend into a decoupled, modern Java application. Owned end-to-end development of critical modules, improving data flow integrity and reducing order processing latency.

Java 17 Spring Boot JPA REST APIs Oracle SQL Pl SQL

Senior Lead Consultant

Perficient

Mar 2023 - Nov 2024 (1 year 8 months)

Designed and developed RESTful APIs for digital banking facilities, including transactions between BNY and other banks. Configured Kafka clients and worked on migration from mainframe MQ systems to Kafka.

Java 17 Spring Boot JPA Docker Kafka IBM MQ GitLab CI CD REST APIs Oracle PostgreSQL SonarQube Splunk GitHub Co Pilot

Consultant

Capgemini

Apr 2022 - Dec 2022 (8 months)

Developed and implemented RESTful APIs for the terms and conditions module. Engaged with the Mexico team to collect requirements.

Java 11 Java 17 Azure DevOps Spring Boot JPA Hibernate GitHub REST APIs Oracle

IT Analyst

TCS

Feb 2021 - Mar 2022 (1 year 1 month)

Assisted in the migration of legacy systems from JSP/Servlet-based to microservices-based architectures.

Java 8 Java 11 AWS Docker Spring Boot JPA Microservices REST APIs Hibernate Git GitHub PostgreSQL

Senior Software Developer

Velocis

Mar 2018 - Jan 2021 (2 years 10 months)

Developed and implemented new SEIS and MEIS scheme modules, including automated IEC certificate generation. Migrated legacy servlet-based modules to the Spring Framework, enhancing performance and maintainability.

Java 6 Java 8 Spring Boot Hibernate JSP Servlet REST APIs SOAP Web Services IBM DB2 IBM Websphere SQL Digital Signatures jQuery Bootstrap

Senior Software Developer

Silver Touch Technologies

Jul 2017 - Mar 2018 (8 months)

Java 6 Spring Framework Spring Boot Hibernate JSP Servlet SOAP Web Services REST APIs IBM DB2 IBM Websphere SQL Digital Signatures jQuery Bootstrap

Software Engineer

Ultimate Technoventures Pt.

Dec 2013 - Jul 2016 (2 years 7 months)

Developed and maintained a healthcare application, focusing on patient management and medical records tracking.

Java 6 Spring Framework Struts 2 JSP Oracle Java FX Swing SVN Ubuntu Linux

Education

Degrees, certifications, and relevant coursework

Echelon Institute of Technology

Bachelor of Technology, Computer Science

2010 - 2013

Bachelor of Technology in Computer Science from Echelon Institute of Technology, affiliated with Maharshi Dayanand University, Rohtak, from June 2010 to March 2013.

Government Polytechnic Education Society

Polytechnic Diploma, Computer Science and Engineering

2005 - 2008

Polytechnic Diploma in Computer Science and Engineering from Government Polytechnic Education Society, Manesar, Gurugram, from June 2005 to March 2008.