Sapumal Wijekoon Email & Phone Number

Sri Lanka

Colombo, Western Province, Sri Lanka

Project: MyLeave (https://myleave.io)• Led the development of the Asset Management feature, including project planning, database schema design, and JIRA ticket management based on business analyst stories, enhancing project management and technical planning skills.• Conducted PR reviews to maintain high code quality and functionality while actively contributing to feature development and bug fixing, improving expertise in code quality assurance and team collaboration.Project: Skapp- Revamped MyLeave (https://skapp.com)Community Version ContributionsDeveloped key backend functionalities, including:• Implementing authentication and authorization with Spring Security, including JWT access and refresh tokens, enhancing knowledge of secure authentication mechanisms.• Designing file storage mechanisms for managing uploads effectively.• Defining a scalable backend folder structure for better organization and maintainability.• Configuring Java formatter and checkstyle tools and setting up automated workflows for code formatting, validation, and builds, ensuring adherence to coding standards.• Migrating and refactoring endpoints from MyLeave to Skapp, adapting them to align with new design changes and improving code migration skills.• Researching and implementing backend sockets for real-time push notifications, advancing expertise in real-time communication technologies.Enterprise Version Contribution• Contributed to enterprise architecture by collaborating on the design and finalization of a multi-tenant backend with GitHub submodules, gaining expertise in scalable enterprise systems.

Colombo, Western Province, Sri Lanka

Project: MyLeave (https://myleave.io)Major Contributions:• Managed the synchronization of changes from the regular single-tenant Java Spring Boot application to the multi-tenant branch, resolving over 100 code conflicts and test failures to ensure system stability.• Executed end-to-end Stripe integration, including database design, API implementation, and webhook handling, enhancing the payment processing capabilities.• Transitioned sensitive application configuration keys to environment variables for improved security and made the relevant changes in the deployment process.• Developed an automated Slack bot using AWS Lambda, DynamoDB, and EventBridge schedulers to manage server operations and reduce AWS costs.• Implemented and resolved feature requests and bug fixes for the leave, time, and asset modules, improving overall functionality and user experience.

Bachelor'S Degree, Software Engineering

Activities and Societies: SLIIT FOSS CommunityCourse Work: Computer Networks, Database Management Systems, Mathematics for Computing.

Physical Sciences

Activities and Societies: Computer Society (Treasurer), Science SocietyCourse Work: Combined Mathematics(Pure Mathematics and Applied.