Gayal Dassanayake
Senior Software Engineer at WSO2
Colombo, Western Province, Sri Lanka
Summary
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Rockstar🎓
Top SchoolGayal Dassanayake is a Senior Software Engineer with seven years of experience focusing on server-side development, CI/CD and backend reliability, currently at WSO2 in Colombo. He has a strong computer science foundation (BSc Eng, University of Moratuwa, GPA 3.90) and a track record of improving robustness and maintainability in the Ballerina language ecosystem, contributing notable refactors and CLI hardening to the widely used ballerina-platform project. Gayal pairs backend engineering with DevOps work—implementing CI workflows, test cleanups and distribution fixes—to keep builds and releases resilient. Early work includes designing an Oracle DB connector and refactoring SQL modules, showing both systems-level design and pragmatic API improvements. Colleagues describe him as a problem-solver who prefers tackling real-world issues that improve developer experience and long-term code health.
7 years of coding experience
3 years of employment as a software developer
BSc. Engineering, Computer Science and Engineering, GPA 3.90 (Out of 4.2), BSc. Engineering, Computer Science and Engineering, GPA 3.90 (Out of 4.2) at University of MoratuwaDiploma in Computer System Design, Computer Science, Diploma in Computer System Design, Computer Science at National Institute of Business ManagementPHYSICAL SCIENCES, 3 A's for G.C.E. (A\L), PHYSICAL SCIENCES, 3 A's for G.C.E. (A\L) at Maliyadeva College
Stackoverflow
51reputation
198reached
4answers
4questions
Github Skills (17)
github-ci10
testing10
command-line-interface10
cicd10
java10
javas10
command-line10
ballerina10
githubaction-workflow10
cli10
refactor9
apidoc9
api9
build-tools9
refactoring9
Programming languages (8)
Github contributions (5)
ballerina-platform/ballerina-lang
Feb 2021 - Jan 2023
The Ballerina Programming Language
Role in this project:
Back-end Developer
Back-end DeveloperContributions:308 reviews, 172 commits, 262 PRs in 1 year 10 months
Contributions summary:Gayal's commits primarily focus on refactoring and improving the Ballerina CLI's `PushCommand`. They are responsible for addressing invalid path and file name issues, handling exceptions, and enhancing error messages. The user also made changes to improve codebase by removing commented code and unhiding graph options and added new tests with the 'dump-graph' flag for build, run, and test commands. These changes indicate contributions to improving the robustness and maintainability of the Ballerina command-line tool.
compilerprogramming-languageinterpreterballerinaballerina-lang
ballerina-platform/ballerina-distribution
Oct 2022 - Nov 2022
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:33 reviews, 7 commits, 47 PRs in 29 days
Contributions summary:Gayal primarily focused on improving the project's testing and CI/CD pipeline. They implemented a workflow to delete test packages from a central repository, addressing issues within the project API tests. Additionally, the user updated the GitHub workflow dispatch mechanism and fixed the authorization token to enable cleanup after tests. They also added tests involving package pulls, which indicated work related to the project's build and distribution processes.
ballerina
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