Available to hire
Hello, I’m Premkumar Kandaswamy, a .NET Core Technical Leader with extensive experience in architecting and leading the redevelopment of intricate systems across banking, telecom, manufacturing, finance, healthcare, and HR domains. I specialize in delivering scalable, high-performing applications while overseeing the entire software development lifecycle, from design and estimation to release and support.
I enjoy guiding offshore and virtual teams to success, communicating clearly with stakeholders, and driving innovation to solve complex problems. My hands-on background spans microservices migrations, RESTful services, and cloud-native deployments, backed by a track record of delivering results that exceed business expectations.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Language
English
Fluent
Work Experience
Senior Application Developer at OCBC Bank
March 31, 2022 - September 25, 2025Assisted the team in decommissioning the Internet Banking (INB) application. Migrated to Microservices and Micro Front End (MFE) architectures, and integrated MFE from INB using iFrames. Migrated MS SQL DB scripts/objects to JSON and PostgreSQL. Supported back-office applications and provided L3 product support, UAT, and incident prevention. Monitored service levels and maintained operating manuals; collaborated with PMs and technical consultants to manage stakeholder expectations.
Senior .NET Consultant (Contract) at DBS Bank
December 31, 2020 - September 25, 2025Involved in enhancement of RESTful Service integration using MADAME API and CMCP modules. Delivered new enhancements, conducted UAT, and fixed bugs. Provided L3 product support and stakeholder updates; identified trouble areas and mitigated incidents.
Senior Software Engineer at UOB
August 31, 2020 - September 25, 2025Worked on the Repository and Investment Management System (RIMS) project, focusing on Order Placement (Subscription, Redemption, Switch) and Bonds IPO modules. Identified trouble areas, implemented fixes, provided L3 support, and managed a team of 3 to deliver against expectations.
IT Consultant (Freelance) at Aditya Analytics
August 31, 2019 - September 25, 2025On the Container Management System (CoMaS) project for liner shipping, covering operations and global container tracking. Provided L3 product support, deployed enhancements, conducted UAT, and bug fixes; managed a remote team of 4.
IT Consultant at Virtu Technologies
March 31, 2018 - September 25, 2025Supported multiple projects; identified and fixed issues; conducted user training and product support coordination; engaged stakeholders; provided L3 product support; managed a remote team of 4.
Freelance Consultant at Multiple Freelance Projects
March 31, 2017 - September 25, 2025Freelance Consultant delivering L3 product support, enhancements, UAT, and bug fixes across multiple projects; managed a remote team of 4.
Technical Consultant at Novifox
October 31, 2014 - September 25, 2025Technical Consultant on multiple engagements; liaised with stakeholders and provided interim updates; delivered L3 product support and enhancements.
Senior Analyst Programmer at Phillip Securities Pte Ltd
March 31, 2013 - September 25, 2025Senior Analyst Programmer developing and maintaining trading systems; collaborated with business units to implement enhancements and improve performance.
Software Consultant at G Tech Systems, India
October 31, 2010 - September 25, 2025Software Consultant delivering solutions and coordinating across teams; contributed to project delivery.
Application Consultant at StarHub Ltd, Singapore
January 31, 2010 - September 25, 2025Supported StarHub applications; implemented enhancements and coordinated with stakeholders and vendors.
IT Consultant at Sigma Infotech, India
February 28, 2009 - September 25, 2025Provided IT consulting across multiple projects; issue resolution and support.
Software Consultant at Temasek Polytechnic, Singapore
January 31, 2008 - September 25, 2025Software consultant supporting development and training activities within an educational context.
Software Consultant at Sigma Infotech, India
October 31, 2005 - September 25, 2025Software consultant performing development and support across projects.
Senior Programmer / Team Lead at Worldsoft Technologies, India
November 30, 2003 - September 25, 2025Senior Programmer / Team Lead leading development teams and delivering software solutions on time.
Programmer at Singapore Telecommunications Limited, Singapore
March 31, 2001 - September 25, 2025Programmer contributing to software development and system implementations.
Senior Application Developer (Contract) at OCBC Bank
March 1, 2022 - October 20, 2025Assisted in decommissioning the Internet Banking (INB) application; migrated to Microservices and Micro Front End (MFE); integrated MFE from INB using iFrames; migrated MS SQL DB scripts/objects to JSON and PostgreSQL; supported back-office applications; provided L3 support, end-user testing, and proactive incident avoidance; maintained manuals and procedures; engaged stakeholders and managed team deliverables.
Senior .NET Consultant (Contract) at DBS Bank
December 1, 2020 - October 20, 2025Enhanced RESTful service integrations using MADAME API and CMCP modules; provided L3 support, UAT coordination, bug fixing, and stakeholder updates.
Senior Software Engineer at United Overseas Bank (UOB)
August 1, 2020 - October 20, 2025Contributed to the Repository and Investment Management System (RIMS); focused on Order Placement (Subscription, Redemption, Switch) and IPO modules; delivered L3 support, UAT, deployments, and led a team of 3 members.
IT Consultant (Freelance) at Aditya Analytics
August 1, 2019 - October 20, 2025Worked on the Container Management System (CoMaS) for liner shipping; led L3 support, remote team coordination (4 members), and delivered enhancements and bug fixes.
IT Consultant at Virtu Technologies
March 1, 2018 - October 20, 2025Supported multiple projects; issue management, user training, product support coordination; L3 support; remote team leadership.
Technical Consultant at Novifox
October 1, 2014 - October 20, 2025Freelance technical consultancy across various projects; provided development support.
Senior Analyst Programmer at Phillip Securities Pte Ltd, Singapore
March 1, 2013 - October 20, 2025Senior development and analysis for financial services platforms.
Software Consultant at G Tech Systems, India
October 1, 2010 - October 20, 2025Software consulting engagements focusing on .NET-based applications.
Application Consultant at StarHub Ltd, Singapore
January 1, 2010 - October 20, 2025Application consulting for telecom projects; requirement analysis and deployment support.
IT Consultant at Sigma Infotech, India
February 1, 2009 - October 20, 2025IT consulting services including development and support.
Software Consultant at Temasek Polytechnic, Singapore
January 1, 2008 - October 20, 2025Software consultancy and project support in education domain.
Software Consultant at Sigma Infotech, India
October 1, 2005 - October 20, 2025Software development and project assistance.
Senior Programmer / Team Lead at Worldsoft Technologies, India
November 1, 2003 - October 20, 2025Senior programming and team leadership across projects.
Programmer at Singapore Telecommunications Limited, Singapore
March 1, 2001 - October 20, 2025Software development for telecom systems.
Senior Application Developer (Contract) at OCBC Bank
March 1, 2022 - March 1, 2022Assisted in the decommissioning of the Internet Banking (INB) application; migrated to Microservices and Micro Front End (MFE); integrated MFE from INB using iFrames; migrated MS SQL DB scripts/objects to JSON and PostgreSQL; supported backoffice applications; provided L3 product support; conducted UAT and bug fixes; monitored service levels and maintained manuals; engaged stakeholders and managed team deliverables.
Senior .NET Consultant (Contract) at DBS Bank
December 1, 2020 - December 1, 2020Enhanced RESTful Services integration using MADAME API and CMCP modules; provided L3 product support; conducted UAT and bug fixes; engaged stakeholders with project status updates and proactively managed incidents.
Senior Software Engineer at United Overseas Bank (UOB)
August 1, 2020 - August 1, 2020Involved in the Repository and Investment Management System (RIMS) project, focusing on Order Placement (Subscription, Redemption, Switch) and Bonds IPO modules; provided L3 support, bug fixes and end-to-end testing; coordinated with stakeholders and delivered enhancements.
IT Consultant (Freelance) at Aditya Analytics
August 1, 2019 - August 1, 2019Worked on the Container Management System (CoMaS) project for liner shipping, covering operations, global container tracking and related modules; delivered L3 product support and led a remote team of 4 members toward timely delivery.
IT Consultant at Virtu Technologies
March 1, 2018 - March 1, 2018Provided IT consulting and application support across multiple projects; performed issue triage, user training and product support coordination; delivered L3 support and managed remote team of 4.
Technical Consultant at Novifox
October 1, 2014 - October 1, 2014Engaged in multiple freelance projects; liaised with stakeholders, delivered L3 product support, UAT and bug fixes, and ensured quality deliverables.
Senior Analyst Programmer at Phillip Securities Pte Ltd
March 1, 2013 - March 1, 2013Led analysis and programming tasks for securities domain; collaborated with business and IT teams to implement solutions and enhancements.
Software Consultant at G Tech Systems
October 1, 2010 - October 1, 2010Software design and development engagements; client collaboration and delivery of software solutions.
Application Consultant at StarHub Ltd
January 1, 2010 - January 1, 2010Supported projects including classic ASP changes; deployment and collaboration with cross-functional teams across regions (DSTCOM, Brunei, Globe, Philippines).
IT Consultant at Sigma Infotech
February 1, 2009 - February 1, 2009Delivered IT consulting services across multiple client projects; issue management and solution delivery.
Software Consultant at Temasek Polytechnic
January 1, 2008 - January 1, 2008Provided software consulting services and project support within the Singapore educational sector.
Team Lead at Sigma Infotech
October 1, 2005 - October 1, 2005Led a development team, delivered software projects, and managed project execution and client communication.
Senior Programmer / Team Lead at Worldsoft Technologies
November 1, 2003 - November 1, 2003Led development efforts as Senior Programmer / Team Lead; mentored junior developers and delivered critical software solutions.
Programmer at Singapore Telecommunications Limited
March 1, 2001 - March 1, 2001Early-career programmer contributing to telecom software projects and maintaining codebases.
Senior Software Engineer at UOB
August 1, 2020 - August 1, 2020Worked on the Repository and Investment Management System (RIMS) project focusing on Order Placement (Subscription, Redemption, Switch) and Bonds IPO modules. Provided L3 product support, managed stakeholder communications, and delivered enhancements with end-to-end support.
Freelance Consultant at Freelance Consultant (Various Projects)
March 1, 2017 - March 1, 2017Freelance consulting across multiple projects, delivering L3 support and coordination with stakeholders.
Senior Analyst Programmer at Phillip Securities Pte Ltd, Singapore
March 1, 2013 - March 1, 2013Analyzed and developed financial services applications; contributed to system enhancements and backend development.
Software Consultant at G Tech Systems, India
October 1, 2010 - October 1, 2010Software consulting and development with a focus on .NET technologies.
Application Consultant at StarHub Ltd, Singapore
January 1, 2010 - January 1, 2010Provided application consulting and development support for StarHub's systems.
IT Consultant at Sigma Infotech, India
February 1, 2009 - February 1, 2009IT consultant delivering software solutions and support.
Software Consultant at Temasek Polytechnic, Singapore
January 1, 2008 - January 1, 2008Software consulting work supporting software development projects at Temasek Polytechnic.
Team Lead at Sigma Infotech, India
October 1, 2005 - October 1, 2005Team lead overseeing software development projects and mentoring junior developers.
Senior Programmer / Team Lead at Worldsoft Technologies, India
November 1, 2003 - November 1, 2003Senior programming and team leadership across multiple projects.
Programmer at Singapore Telecommunications Limited, Singapore
March 1, 2001 - March 1, 2001Programmer working on core systems and application development.
Senior Application Developer (Contract) at OCBC Bank
June 1, 2021 - March 1, 2022Assisted the team in decommissioning the Internet Banking (INB) application. Migrated to Microservices and Micro Front End (MFE). Integrated MFE using iFrames. Migrated MS SQL DB scripts/objects to JSON and PostgreSQL. Supported back-office applications for Singapore and Malaysia. Revised, updated and debugged code; provided L3 product support; conducted UAT; monitored SLAs; maintained manuals; engaged stakeholders; managed the team deliverables.
IT Consultant (Freelance) at Aditya Analytics
April 1, 2018 - August 1, 2019Led Container Management System (CoMaS) for liner shipping, coordinating operations, global container tracking and related modules. Delivered L3 support, UAT, bug fixes; managed a remote team of 4.
IT Consultant at Virtu Technologies
April 1, 2017 - March 1, 2018Provided IT consultancy and project support across multiple projects; identified and fixed issues; delivered training and product support coordination; led L3 support for new enhancements.
Freelance Consultant at Multiple Freelance Projects
November 1, 2014 - March 1, 2017Handled a range of client projects; identified trouble areas, delivered interim updates, provided L3 product support, and led end-user acceptance testing and bug fixes.
Technical Consultant at Novifox
June 1, 2013 - October 1, 2014Technical consultancy across projects; issue management; stakeholder updates; L3 product support and remote team management.
Senior Analyst Programmer at Phillip Securities Pte Ltd, Singapore
March 1, 2011 - March 1, 2013Developed and maintained financial services applications; contributed to design and code reviews; supported business teams.
Application Consultant at StarHub Ltd, Singapore
March 1, 2009 - January 1, 2010Supported StarHub applications; integrated third-party components; collaborated with stakeholders to deliver enhancements.
IT Consultant at Sigma Infotech, India
March 1, 2008 - February 1, 2009Consulted on IT projects; issue resolution; user training and product support coordination; L3 support and remote team management.
Software Consultant at Temasek Polytechnic, Singapore
January 1, 2006 - January 1, 2008Supported software project initiatives; contributed to development, testing and deployment activities.
Team Lead at Sigma Infotech, India
January 1, 2004 - October 1, 2005Led development teams; design and code reviews; project delivery and client communication.
Senior Programmer / Team Lead at Worldsoft Technologies, India
August 1, 2001 - November 1, 2003Led programming teams; delivered software solutions and mentored junior developers.
Programmer at Singapore Telecommunications Limited, Singapore
March 1, 2000 - March 1, 2001Early-career programming role supporting telecom applications.
Freelance Consultant at Novifox
November 1, 2014 - March 31, 2017Handled multiple freelance projects, liaised with stakeholders, provided L3 support, conducted UAT and bug fixes, and managed a remote team of 4.
Software Consultant at Sigma Infotech, India
January 1, 2004 - October 31, 2005Delivered software consulting services across client engagements.
IT Consultant at Sigma Infotech, India
January 1, 2004 - October 1, 2005IT consulting; project deployments.
Education
Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - September 25, 2025Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - September 25, 2025Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - September 25, 2025Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - October 20, 2025Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - October 20, 2025Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - October 20, 2025Masters in Information Systems and Applications at Bharathidasan University
January 11, 2030 - November 26, 2025Bachelors in Commerce at Bharathiar University
January 11, 2030 - November 26, 2025Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT
January 11, 2030 - November 26, 2025Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - November 26, 2025Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - November 26, 2025Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - November 26, 2025Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - January 22, 2026Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - January 22, 2026Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - January 22, 2026Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - January 22, 2026Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - January 22, 2026Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - January 22, 2026Masters in Information Systems and Applications at Bharathidasan University
January 11, 2030 - February 25, 2026Bachelors in Commerce at Bharathiar University
January 11, 2030 - February 25, 2026Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT
January 11, 2030 - February 25, 2026Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - March 13, 2026Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - March 13, 2026Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - March 13, 2026Masters in Information Systems and Applications at Bharathidasan University, India
January 11, 2030 - April 13, 2026Bachelors in Commerce at Bharathiar University, India
January 11, 2030 - April 13, 2026Post Graduate Diploma in Software Technology and Management (PGDTM) at NIIT, India
January 11, 2030 - April 13, 2026Qualifications
Microsoft Certified Application Developer in .NET
January 11, 2030 - September 25, 2025CMFAS M1A Certified
January 11, 2030 - September 25, 2025Project Management from IBM Institute
January 11, 2030 - September 25, 2025DevOps from BYJU’S
January 11, 2030 - September 25, 2025DevOps from Udemy
January 11, 2030 - September 25, 2025.NET Object Oriented Programming System from BYJU’S
January 11, 2030 - September 25, 2025Microsoft Certified Application Developer in .NET
January 11, 2030 - October 20, 2025CMFAS M1A Certified
January 11, 2030 - October 20, 2025Project Management from IBM Institute
January 11, 2030 - October 20, 2025DevOps from BYJU’S
January 11, 2030 - October 20, 2025DevOps from Udemy
January 11, 2030 - October 20, 2025.NET Object Oriented Programming System from BYJU'S
January 11, 2030 - October 20, 2025Microsoft Certified Application Developer in .NET
January 11, 2030 - November 26, 2025CMFAS M1A Certified
January 11, 2030 - November 26, 2025Project Management from IBM Institute
January 11, 2030 - November 26, 2025DevOps from BYJU’S
January 11, 2030 - November 26, 2025DevOps from Udemy
January 11, 2030 - November 26, 2025.NET Object Oriented Programming System from BYJU’S
January 11, 2030 - November 26, 2025Microsoft Certified Application Developer in .NET
January 11, 2030 - November 26, 2025CMFAS M1A Certified
January 11, 2030 - November 26, 2025Project Management from IBM Institute
January 11, 2030 - November 26, 2025DevOps from BYJU’S
January 11, 2030 - November 26, 2025DevOps from Udemy
January 11, 2030 - November 26, 2025.NET Object Oriented Programming System from BYJU’S
January 11, 2030 - November 26, 2025Microsoft Certified Application Developer in .NET
January 11, 2030 - January 22, 2026CMFAS M1A Certified
January 11, 2030 - January 22, 2026Project Management
January 11, 2030 - January 22, 2026DevOps
January 11, 2030 - January 22, 2026Microsoft Certified Application Developer in .NET
January 11, 2030 - January 22, 2026CMFAS M1A Certified
January 11, 2030 - January 22, 2026Project Management from IBM Institute
January 11, 2030 - January 22, 2026DevOps from BYJU'S
January 11, 2030 - January 22, 2026DevOps from Udemy
January 11, 2030 - January 22, 2026.NET Object Oriented Programming System from BYJU'S
January 11, 2030 - January 22, 2026Microsoft Certified Application Developer in .NET
January 11, 2030 - February 25, 2026CMFAS M1A Certified
January 11, 2030 - February 25, 2026Project Management from IBM Institute
January 11, 2030 - February 25, 2026DevOps from BYJU’S
January 11, 2030 - February 25, 2026DevOps from Udemy
January 11, 2030 - February 25, 2026.NET Object Oriented Programming System from BYJU’S
January 11, 2030 - February 25, 2026Microsoft Certified Application Developer in .NET
January 11, 2030 - March 13, 2026CMFAS M1A Certified
January 11, 2030 - March 13, 2026Project Management
January 11, 2030 - March 13, 2026DevOps
January 11, 2030 - March 13, 2026DevOps
January 11, 2030 - March 13, 2026Microsoft Certified Application Developer in .NET
January 11, 2030 - April 13, 2026CMFAS M1A Certified
January 11, 2030 - April 13, 2026Project Management from IBM Institute
January 11, 2030 - April 13, 2026DevOps from BYJU'S
January 11, 2030 - April 13, 2026DevOps from Udemy
January 11, 2030 - April 13, 2026.NET Object Oriented Programming System from BYJU'S
January 11, 2030 - April 13, 2026Industry Experience
Software & Internet, Financial Services, Telecommunications, Professional Services, Education, Manufacturing, Healthcare, Other
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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