Sep 2022 – Mar 2024 · 1 yr 6 mos · Bengaluru, Karnataka, India

Jul 2020 – Oct 2020 · 3 mos · Sunnyvale, California, United States

Nov 2018 – May 2020 · 1 yr 6 mos · Pleasanton, California, United States

• Had the opportunity to be part of the core-processing team in Blackhawk and was involved in the following 3 sub components: batch module – to implement as well as monitor scheduled batch jobs to generate files to the end user (banks/issuers), core transaction module – to handle, validate, process and implement transactions using ISO 8583 and jpos, card inventory system – the services of this system allow client applications to submit card ordering requests for generation of cards as well as ask for the card details of the card being created and facilitate card printing by generating fulfillment files to the printer.
• My responsibilities include :
• Followed Agile Methodology and worked on various new enhancements on the system that involved requirement analysis, designing the solution, development and implementation.
• Worked and implemented applications to handle and process transactions using ISO 8583 specification and jpos capabilities.
• Developed, introduced and as well as monitored scheduled (which runs every day) Batch job that extracts data from Database and writing into the file using Multithreading and Queue models
• Extensively used Spring, Spring MVC model, Hibernate to build robust and modularized applications especially using both xml and annotations configurations.
• Developed and exposed Restful web services , Implemented web service client, deployed code on tomcat server and tested using SOAP UI.
• Worked on Spring Controllers and configured using annotations to handle the presentation requests and integrated with services and DAO using annotation.
• Configured Maven, Shell Scripts and Jenkins for Continuous Integration (CI).
• Migrated code from JDK 8 to JDK 11 (Amazon Corretto)
• Deployed code on EC2 instances, and have extensively used AWS services such as S3 Storage Services, SQS, SNS, Lambda.
• Measured performance and tested under high tps for time-critical API calls using Apache jmeter

Jun 2018 – Nov 2018 · 5 mos · Santa Clara County, California, United States

• E-Recruitment is a Web application to streamline the recruitment process for employers and job finders the System has been designed to bridge the gap between the job seekers and the job providers. Job seeker can easily explore interested jobs by a simple click and can post and submit resumes, em-ployers / recruiters will have full access to view posted resumes. E-recruitment helps Employers to find candidates. E-Recruitment facilitate search feature to search the job requirements or candidate profiles, by passing search parameters.
• Responsibilities:
• Involved in System study and End to End Design and Development of the system
• Implemented Spring Controllers, Spring mapping and validation classes
• Involved in writing complex PL/SQL and SQL blocks for the application
• Involved in Hibernate configuration and writing DAO classes.
• Configured Log4j configuration for complete project
• Responsible for production support and patching the application for incidents

Nov 2012 – Apr 2014 · 1 yr 5 mos · Visakhapatnam

• Designed and developed a non-invasive optoelectronic sensor for moving platforms for real time monitoring and measurement of velocity and temperature of fluids.
• Designed and developed Vibration Monitoring System using LabVIEW and MATLAB to measure the amplitude and frequency of vibrations.
• Developed pre-processing techniques for ICA and separated the original audio signals from a set of mixed audio signals using MATLAB.