Senior Full Stack Java Developer

• Jun 2021 - Present

Senior System Analyst

• Oct 2020 - Jun 2021

As a Senior Systems Analyst, I handled the following responsibilities:• Requirements gathering and analysis.• Assess the requirements and prepare the cost estimate.• Translate business requirements into functional and technical specifications.• Advice improvements and enhancements that can be done to the existing system to make it more efficient and user-friendly.• Develop new applications and upgrade the existing applications as per the requirement. • Design and implement the changes for both backend and frontend, using technologies like J2EE, Spring, Hibernate, JQuery, AngularJs, and Bootstrap.• Perform fit-gap analysis for the new change requests to decide on the technology to be used and implement the changes.• Perform unit testing and SIT and prepare test cases for users.• Coordinate and support users during UAT.• Deploy the changes to the production environment.• Worked on maintaining all the applications on Amazon EC2 Server.• Worked on different services provided by (Amazon Web Services) AWS like S3 bucket, Simple Mail Service, and SNS. Show less

Systems/Business Analyst

• Sep 2018 - Oct 2020

As a Systems Analyst, I handled the following responsibilities:• Requirements gathering and analysis.• Assess the requirements and prepare the cost estimates.• Translate business requirements into functional and technical specifications.• Advice improvements and enhancements that can be done to the existing system to make it more efficient and user-friendly.• Develop the changes as agreed with the user.• Perform unit testing and SIT and prepare test cases for users.• Coordinate with and support users during UAT.• Deploy the changes to the production environment.• Upgraded the aforementioned applications using Bootstrap 4 to make them more efficient and user-friendly.• Worked on maintaining all the applications on AWS (Amazon Web Server). Show less

Project Lead

• Oct 2017 - Apr 2018

Project: Construction and Real Estate Network (CORENET)Client: Building and Construction Authority (BCA), SingaporeTechnologies Used: Java, J2EE, Ext JS, Spring, Hibernate, Struts, WebLogic, Maven and MSSQL..As a Project Lead, I handled the following responsibilities:• Collect requirements from users and pass on to offsite team to commence the work.• Prepare the User Requirement Specifications and get it signed-off from customer.• Manage the offsite team to get different deliverables to be delivered on time.• Prepare SIT/UAT plan and review and release various documents like SIT/UAT Test cases, Functional Design Specifications, User Manual, Training Guides etc. required for project commencement.• Arrange sessions with the team to understand different tools and check whether the project tender requirements can be met or not. Show less

Project Lead

• Dec 2016 - Apr 2018

Project: ERA (Enterprise and Registry ArchivalClient: Land & Transport Authority(LTA), SingaporeTechnologies Used: Java, J2EE, Ext JS, Spring, Hibernate, Struts, WebLogic, SOLR, YAJSW, Maven and Oracle.As a Project Lead, I handled the following responsibilities:• Work as part of the team to meet project targets and quality objectives.• Gather requirements from customer and provide estimates to them. Clarify with customer to get the estimates approved.• Provide technical advice and assist the team members to solve the problems related to application servers.• Provide hands-on advice and coaching to members of the project team.• Monitor timely delivery of work with quality, meeting the internal and external customers’ expectations.• Monitor and Control all the issues/improvements raised by user, and after proper analysis, clarify to user / assign to team to work on them.• Update relevant documents on all executed changes in a timely manner.• Debug code to find out issues and assist team in fixing them. Show less

Project Lead

• Mar 2015 - Apr 2018

Client: Legal Aid Bureau (LAB), SingaporeProject: GENIE (Green Intelligent E-System)Technologies Used: Java, J2EE, Ext JS, Spring, Hibernate, Struts, EJB, WebLogic, Maven and MSSQL.As a Project Lead, I handled the following responsibilities:• Organise various brainstorming sessions with stakeholders to understand their requirements and propose new solutions and prepare effort estimates.• Track the progress of the deliverables against the project plan, while keeping stakeholders up to date.• Monitor and control all the issues/improvements raised by user, and after proper analysis, clarify to user / assign to team to work on them.• Create and manage the project related documents such as functional requirement, design documents, test cases etc. during the project. • Effective client communication and stakeholder management.• Manage the team, while delivering accurate and high-quality deliverables, with high quality conformance and on time.• Assign work to team members and co-ordinating with off-site team to track the progress of the deliverables and have daily status update sessions. • Provide technical advice and assist the team members to solve the problems related to application servers.• Setup the application server to integrate with other applications.• Attend briefings to understand the technical and application requirement to integrate with the new application.• Developed API for calendar module for company’s core product and enhanced as per the application requirement using JAVA, Spring and Hibernate.• Debug issues related to servers and provide resolution for them. Show less

Project Lead

• May 2014 - Apr 2018

Client: Attorney General’s Chamber (AGC)Project: Enterprise Legal Management System (ELMS)Technologies Used: Java, J2EE, Spring, Struts, Hibernate, EJB, ExtJS 2.0, WebLogic, Maven, MSSQL and Vb.Net.As a Project Lead, I handled the following responsibilities:• Attend various brainstorming and requirement gathering sessions with users to discuss on new solutions for enhancement of the system.• Managed the team, while delivering accurate and high-quality deliverables, with high-quality conformance and on time.• Prepare effort estimates.• Create and manage the project related documents such as functional requirement, design documents, test cases etc. during the project.• Provide technical assistance to the team as and when required.• Debug and fix issues related to application.• Debug issues in client environment and fix them accordingly.• Deploy the changes to Production environment.• Debug sever related issues and provide solution for them. Show less

Team Lead

• Jun 2015 - Mar 2016

Client: Legal Aid Bureau (LAB), SingaporeProject: Legal Aid Management System (LAMP)Technologies Used: J2EE, Spring, Struts, EJB, WebLogic, Ant and Oracle.As a Team Lead, I handled the following responsibilities:• Provide onsite support to system users and advise them on various issue and propose enhancements for improving the system.• Investigate various issues reported by the user and move the fixes to live environment after performing thorough testing.• Gather requirement for system enhancement and preparing effort estimates.• Create and manage the project related documents such as functional requirement, design documents, test cases etc. during the project. • Perform proper closure of the system, i.e. prepare all the necessary documents required for closure, update lessons learned etc.• Implement new Change requests, debug and fixed production issues.• Get UAT acceptance from the users.• Deploy the changes to Production environment. Show less

Team Lead

• Jun 2015 - Feb 2016

Client: Ministry of Social and Family Development (MSF), SingaporeProject: Integrate Case Management System (ICMS)Technologies Used: Java, J2EE, Struts, EJB, WebLogic, Ant and Oracle.As a Team Lead, I handled the following responsibilities:• Monitoring and controlling of system.• Create and share relevant executive reports such as monthly reports, issue logs, meeting minutes etc. while keeping users updated on the progress of the project.• Responsible to track and reply for all the new Service Requests (SR) raised during the closure of the project.• Responsible for performing proper closure of the system, i.e. prepare all the necessary documents required for closure, update lessons learned etc. Show less

Team Lead

• May 2013 - Jan 2015

Client: Attorney General’s Chamber (AGC)Project: Legislation Editing and Authentic Publishing SystemTechnologies Used: Teratext Database Management System, Ace scripting language, APP-E templates (Arbortext Product) and VB .NetRoles and Responsibilities:As a Team Lead, I handled the following responsibilities:• Provide onsite support to users, in order to assist them on issues related to application. • Investigate and fix issues related to APP-E template.• Update functional documentation and test cases for the new service request.• Co-ordinate with the project partner (SAIC – Australia), for the issues reported for Teratext application and assist them to reproduce the issue to get it fixed.• Monitor servers and manage all the services and systems required for the application to run.• Prepare issue log for reporting to users. Show less

Analyst Programmer

• Apr 2012 - Jan 2014

Client: Vehicle Inspection and Type Approval System (VITAS)Project: Land and Transport Authority (LTA)Technologies Used: J2EE, EJB, Struts, Oracle, Crystal Reports XI, Weblogic server and UNIX scriptsAs an Analyst Programmer, I handled the following responsibilities:• Investigate and fix issues related to application.• Co-ordinate with users and assist them on various issues related to the system.• Build and prepare package for deployment to SIT, UAT and PROD and perform testing.• Prepare UAT test cases, update functional and technical design documentation, URS etc.• Work on different enhancements for the system.• Handle all the activities/task required for performing closure of the system. Show less

Application Programmer

• Dec 2009 - Feb 2011

Project: Next Generation Experience (NGE) Client: Walt Disney Parks and Resorts Technologies Used: Spring Framework, Apache CXF Framework, Hibernate, Struts, Oracle. • Analyse, design and develop modules assigned. • Perform unit testing of different modules. • Develop stubbed version of all the services for Iteration I. • Develop different services using Spring and Apache CXF framework. • Develop XML parsing utility. Project: Next Generation Experience (NGE) Client: Walt Disney Parks and Resorts Technologies Used: Spring Framework, Apache CXF Framework, Hibernate, Struts, Oracle. • Analyse, design and develop modules assigned. • Perform unit testing of different modules. • Develop stubbed version of all the services for Iteration I. • Develop different services using Spring and Apache CXF framework. • Develop XML parsing utility.