Kelum Vithanage Email & Phone Number

Donvale, Vic, Au

Sydney, New South Wales, Australia

As a prominent telecommunications provider nationwide, TPG is currently undergoing rapid modernization across its technological infrastructure. In my capacity, I collaborated with a team of Platform Engineers tasked with designing, developing, and maintaining scalable platforms and tools. Our focus includes implementing automation through the creation of robust CI/CD frameworks.Key Responsibilities: -Spearheaded the implementation of platforms, frameworks, and tools while ensuring… Show more As a prominent telecommunications provider nationwide, TPG is currently undergoing rapid modernization across its technological infrastructure. In my capacity, I collaborated with a team of Platform Engineers tasked with designing, developing, and maintaining scalable platforms and tools. Our focus includes implementing automation through the creation of robust CI/CD frameworks.Key Responsibilities: -Spearheaded the implementation of platforms, frameworks, and tools while ensuring adherence to best practices and project deadlines. -Leveraged cloud technologies to optimize performance and cost efficiency for TPG.Ensured the stability and performance of platforms through regular maintenance and upgrades. -Monitored system usage, diagnosed and resolved issues, and provided technical support and consultancy to end users. -Facilitated effective communication and collaboration between business units and IT teams, serving as a liaison to ensure alignment of objectives.This role demands a blend of technical expertise, strategic vision, and effective communication skills, all of which I have consistently demonstrated throughout my tenure at TPG. Show less

Australia

Sydney, Australia

Tempe, New South Wales, Australia

Sydney, Australia

Choice proudly represented and helped Australian consumers overs 60 years . Recently Choice started heavily investing in R&D to find out about new ways to help Australian consumers. As part of NewThings team @ Choice I am building next generation platform and APIs to fast track these needs. During my journey here in Choice : -Created API Gateways (Zuul) and software load balancing ( Eureka, Hystrix )-Implemented SSO ( Single Sign On ) google, facebook which will be used to… Show more Choice proudly represented and helped Australian consumers overs 60 years . Recently Choice started heavily investing in R&D to find out about new ways to help Australian consumers. As part of NewThings team @ Choice I am building next generation platform and APIs to fast track these needs. During my journey here in Choice : -Created API Gateways (Zuul) and software load balancing ( Eureka, Hystrix )-Implemented SSO ( Single Sign On ) google, facebook which will be used to manage authentications and authorities ( JWT, LDAP )-Design and implement microservices using Spring Boot ( HATEOAS, Spring Data, Liquibase, Feign clients, RabbitMQ, PostgreSQL, MySQL, MongoDB ,Elasticsearch).-Created workflow engine ( Spring Activiti ) to manage asynchronous microservices call orchestration for the long running tasks. -Managed cloud server configuration & troubleshooting ( puppet, rackspace )-Created web based UIs using AngularJs, bootstrapTechnologies: Java, RabbitMQ, REST, Microservices, Spring Boot, TDD, AngularJs, SSO, Spring Activiti. Show less

Sydney, Australia

In Tyro we are building next generation banking applications to help SME sector in Australia. I am working on creating lending related applications based on microservices architecture.Technologies: Java, RabbitMQ, REST, Microservices, Spring Boot, Spring MVC, XP, TDD, BDD, Pair Programming, Liquibase, Contract Based Testing (Pact Tests), Selenium

Sydney, Australia

Created world’s first cloud based predictive energy optimisation solution for buildings which revolutionized and disrupted building operations. I was a part of it from the start-up to IPO stage. Rewrote unmanageable offshore developed product into a sexier, tested and modularized product which provides lot more visibility, real time performance analysis control buildings. Also added some cool data visualisation using D3. Most importantly helped to save our carbon footprint by of millions of… Show more Created world’s first cloud based predictive energy optimisation solution for buildings which revolutionized and disrupted building operations. I was a part of it from the start-up to IPO stage. Rewrote unmanageable offshore developed product into a sexier, tested and modularized product which provides lot more visibility, real time performance analysis control buildings. Also added some cool data visualisation using D3. Most importantly helped to save our carbon footprint by of millions of metric tons.The role is multifaceted and combines the following sets of responsibilities: -Design and Develop Front-end (Web Based) to backend components and services. -Working with Product Managers to refine user requests to implementable software -Leading product implementations by adhering AGILE process (SCRUM) -Client 2nd level technical support for the operations team. -Coordinate team to deliver quality output within the time frame. -Mentoring both Junior and Senior Developers in technical or business rules issues. -Task time estimation -Manage testing and bug related issues. -Manage the product information that resides on Wiki. -Implemented Integration Test framework to ensure that it would be easy enough to write/maintain tests. -Wrote complex SQLs for data migrations also did some query performance tuning. -Performed extensive R&D about new technologies such as Mobile Application Development,System Integration ,Single Sign On (SSO), System Integration and suggested architectural changes.Technologies: AngularJs, D3,Java, Spring, Spring Boot, Hibernate, JPA, JMS, Tomcat, PostgreSQL, Git ,Maven, JIRA, Confluence, Jenkins, SOAP, RESTFul, Bacnet, MATLAB, Single Sign On (SSO),Spring Social, Ionic mobile applications,TDD Show less

Nsw, Australia

Responsible for designing and developing core modules at InnovitInnovit, A well-known Australia based solution provider when it comes to Master Data Management (MDM) software. They kept footprints all over the world by attracting most major brands to the small scale business. We are in process of introducing new technologies like web services, workflow based business process management, and plugin based architecture. Throughout this process I am • Design and developing… Show more Responsible for designing and developing core modules at InnovitInnovit, A well-known Australia based solution provider when it comes to Master Data Management (MDM) software. They kept footprints all over the world by attracting most major brands to the small scale business. We are in process of introducing new technologies like web services, workflow based business process management, and plugin based architecture. Throughout this process I am • Design and developing new components for Java/Swing based desktop application.• Enhance existing functionalities to make use of new architecture.• Prepare user manuals about new functionalities.• Leading project implementations.• Provide project estimations based on SRS.• Client technical support/Consultation.• Work with Sales and Marketing to commercialise the product.• Drive the development and internal processes such as: Design, Functional and Technical Specifications, Support documentation, Technical Data Sheets, User Manuals, Features & Benefits copyright, FAQ’s etc. • Ensure proper procedures and tools are developed for implementation.• Coordinate planning and execution for upgrades and new versions.• Attend external forums and events to learn and gather information that can be used for strategic planning.• Manage testing and bug related issues.• Manage the product information that resides on Wiki.• Provide communication across the company (internal) so as to ensure that all personnel are kept up-to-date with product developments. Assist Marketing & Sales to communicate these externally. TechnologiesJava, Swing, J2EE, JPA, JBPM, JMS, JBoss, SQL Server 2005, 2008,JIRA,Python Show less

CodeGen International (Pvt) Ltd. is a leading software solution provider in Travel & Tourism trade. At CodeGen I worked as a core team member in developing TravelBox V3, from its initial design through to launching the public beta release.My strengths include commercial Java/J2EE enterprise application analysis, design, development, testing, maintenance and support for both Web and Web Service based highly distributed Client/Server based applications for blue chip multinational… Show more CodeGen International (Pvt) Ltd. is a leading software solution provider in Travel & Tourism trade. At CodeGen I worked as a core team member in developing TravelBox V3, from its initial design through to launching the public beta release.My strengths include commercial Java/J2EE enterprise application analysis, design, development, testing, maintenance and support for both Web and Web Service based highly distributed Client/Server based applications for blue chip multinational organizations using Waterfall and Agile methodologies. TechnologiesConsiderable experience developing client / server software using the Linux / Windows operating systems and UML, Java, Swing, Beans, J2SE, J2EE, Spring, Hibernate, SQL, Oracle, JavaScript, XML, Web Service (SOAP), shell scripting, Open Source tools, J2EE Application servers, release packaging and scheduling. I have full SDLC experience in developing high volume multi-tire distributed applications.Achievements- Successful completion of various international projects within strict deadlines - Top-ranked for most efficient java coding and following coding standards- Gained 60% data fetching performance by tunning SQL and PL/SQL s Show less

Freelance Java Programmer providing on demand solutions for the desktop and web based applications.