Professional Experience:

Cognizant (Feb 2020 – Jul 2023):

• Developed trading applications for Bank Julius Baer, optimizing performance for low latency, high availability, and scalability.
• UOB COE Open Bidding
• Migrated a legacy JSP application to a modern ReactJS + Spring Boot application with a microservices framework
• DFS (Duty Free Shopping): DFS Link
• Revamped legacy applications for Duty-Free Shopping using ReactJS, React Native, Spring Boot, and Azure Cloud.
• Ensured High Availability, installation of application and web tiers in Linux, and Azure File Storage for FTP.
• Interfaces with external data sources and servers Kafka, ESB, AS400, datahub, TIP, naccs, POS, etc.
• Implemented OKta authentication, ApiGee Edge Gateway for secured communication, Akamai, etc.
• MSD Global (https://www.msdconnect.sg/  www.mymsd.com.au  Merck.com)
• Utilized backend technologies like AWS, serverless lambda, dynamodb, RTI, s3, e2, nodejs.
• And our application was seamlessly integrating with cloud products like Akamai Janrain profile, DIH (digital interface hub), 
• http://veeva.com and SalesForce marketing cloud journey builder.
• Migrating AWS applications from merck to Organon in APAC regions.

FWD Insurance (Oct 2019 – Jan 2020):

• Implemented Friend Referral Link and online transactions for credit cards, Nets, and IPP.
• Deployed AWS cloud and automated testing, incorporating Spring Batch, Microservices, and CI/CD.

Standard Chartered Bank (Jun 2018 – Aug 2019):

• Full-stack developer in Wealth Management, focusing on Mifid II regulatory reporting (Article 59, Article 50, Min Max Breach, EMIR, CSDR, etc.).
• Designed and developed backend services, batch processing applications using Spring Boot.
• Implemented microservices using Netflix Zuul, Docker, and Spring Cloud.
• Implemented LDAP authentication, App Dynamics monitoring for event triggers.
• Developed GUI applications with ReactJS and Spring Security.
• Implemented enterprise AG-Grid for enhanced data presentations.
• Fetching data from Hadoop-based TDL Trade Data Lake for TP systems (Sophis, Opics, Murex, Velocity) and parsing SCBML XML data file.
• Developed modules for FileWatcher, ETL data loader from CSV files using OpenCSV parser.
• Developed data uploaders for CSDR (UTS, Einvest, T24, PvB, Retail, etc.) and conducted data analysis for internalized settlements, sending reports to BoE.
• Liasing with the testing team for test automation, managing various test cycles (load test, functional test, integration test, build verification test, stress test, regression test, version numbering, etc.).

Freelancing:

• Freelancing project to convert voice recording to text messages from 8 mics to provide court evidence for A-Star.
• Technology: C++ and .Net WPF. Client/Server model.
• POC: Youtube
• Worked for CHUBB, Singapore (Corporate Insurance) to extend DBS PayLah App for Travel insurance on ASP.Net 2.0, Visual Studio 2017, Entity Framework 2.0, Angular 5.

Standard Chartered Bank (Apr 2018 – Jun 2018):

• Developed Algomi feed processor application in Spring Boot, connecting fixed income buy-side and sell-side participants.
• Integrated with SCB trades, implemented dedicated SaaS infrastructure hosted in AWS with data encrypted.
• Developed application to receive SFTP feed from Bloomberg and send outbound data to Algomi.
• Configured Jenkins for CI build and deploy in various environments.
• Implemented Password encryption mechanism for PIM team, CPU monitoring, File system monitoring, and Log files monitoring facilities.

HCL Tech (Apr 2016 – Apr 2017):

• Credit Agricole Bank (CAIIB): GUI web application developed using Spring, Hibernate, ReactJS, etc., for internal users.
• UOB Bank: PIBLink - Rewards cart webpages for Personal Internet Banking using ReactJS, Redux, Router, Webpack, NodeJS, ES6, etc.

Continental Automotive S Pte Ltd (Aug 2015 – Mar 2016):

• Independently managed an innovative project:
• Carpark Web application integrated with Android mobile devices for parking reservation.
• Programmed in bluetooth. Demo Bike Device application to communicate with Bike cluster.

SingTel (May 2014 – Jun 2015):

• SingTel Link
• SME Mobile eShop OFT Migration and Buy flow application:
• Admin application features: Price Plan, Product Promotions, Value Added Services, Scheduling delivery slot, Sales reports, Trade-ins, etc.
• Buy flow application features: Registering new sign-ups, Comparison charts, Phone recontracts
• and its eligibility check, Payment mode (Nets / Visa), Sim selection.

Senior Java Developer: Standard Chartered Bank (Mar 2007 – Apr 2014):

• Contributed to the development of AutoNav, Multi Fund Services Web portal, with a focus on regulatory reports, dashboards, and workflow management.

Barclays Capital, Singapore (Aug 2006 – Feb 2007):

• Developed applications for Singapore Futures.
• Developed scripts for Autosys job schedules in Unix and Windows.

GIC: Government of Singapore Investment Corporation (Jun 2004 - Sep 2005):

• GEMS (CPR, HFI, AEP, HRCR projects): Database maintenance for shares and securities.

Standard Chartered Bank, Singapore (August 2000 - Dec 2001):

• Unit Trust Investment:
• Online e-commerce application to facilitate bank customers to invest in Mutual Fund market.
• CAPS and LAPS (Credit card Application Processing system & Loans Application processing system).

Citibank Check Processing Center (January 1998 – September 1998):

• Organization: Cap Gemini Asia, Singapore (thru Optimum).