Major Projects:E-sim(Front and Back) - developed new embedded SIM capability for over 20 million prepaid customersOTP(Front and Back) - secured over 100 million customers' personal dataSim-Reuse(Front and Back) - developed simReuse capability for over 20 million prepaid customersBYOD(Front and Back) - enabling to port a postpaid line to prepaid by entering customer's BAN, MSISDN and PIN for over 100 million customerse911/PPU(Front and Back) - allowing to input and output the multiple addresses without having to call an API simultaneouslyCartItem(Back) - enhanced the logic to update and cache items properly when items are added to the cartPCI(Front) - enhanced the legal terms & Conditions' functionality for over 20 million prepaid customersSOC(Front) - enhanced the Account Takeover Protection for over 20 million prepaid customersCoverage map - securely transferred the logic to render the coverage map from Google-Map to Map-box DevOps - upgrading Tosca pipeline to support python 3Spring boot: creating new APIs and enhancing existing APIsAngular: creating new components and resolving defectsDay-to-day: on-calls and Monitoring duty, prod/non-prod deployments, Splunk analyzations, AEM edit, Apigee, Docker, Swagger, Resolving PIERS, resolving Piers, Tosca, Test improvements (Front and Back)

Home Depot - Team Krypton (outbound)Major Project:Generate bol and hazmat pdf fileEnhanced the portable item scanning deviceSpring Boot, React, Git, GCloud (Kubernetes/Docker/Spanner DB), Jira, Mockito, unit and integration test, rotational pager duty(bug alert service duty)

Solo developed an automated system to receive/process documents and communicate with customers via email/text messages from scratch to end, saving over 100+ hand-to-hand working hours per month.RestWebService. Used JPA for the D.B. connectivity to MySQL. -MVC-Created/used RestAPI get/post/put, and used CrudRepository for the dao.Maven plugin, Twilio sdk, Apache, JDBC and smtp are used as well.It's able to read/write/convert excel files (csv, xls, xlsx) without heap space issue (no file size limit)Packaged it to Jar file and made a service using WinSW.NET4• Many Updates on existing applications (.Net - C#)• Testing application (Selenium)

Full Stack Java CertificationMortgage Application using Spring FrameworkWeb Train Ticketing System, using JSP, Hibernate, Angular

Business web-page using Amazon EC2Spring Boot and Ajax