Hasitha Abeykoon

• Engaged into development services at Boeing, Hilton, Dominos, Capgemini, Swiss Gov , etc., related to WSO2 products
• Worked with onsite teams consulting and implementing solutions they desire
• Contributed to the solution architecture decisions with the knowledge I have on products
• Led and conducted technical training sessions and workshops for customers, facilitating onboarding and development on the WSO2 platform.
• Lead support team at WSO2 on rotation basis, guiding the team to meet SLAs and coordinating with product teams for complex issues.

• Directed an engineering team in the implementation, generation, and publication of approximately 400 connectors using the Ballerina (network programming lang).
• Performed issue triage, wrote automations to manage issues in Choreo (cloud offering from WSO2)
• Implemented dashboards for code coverage, daily build failures, open PR counts
• Investigated approaches to come up with SAP/Salesforce connectors

Setup courseware for the engineers in team

• Handled performance reviews, promotions, sync ups so members will progress in their career.

• Implemented backend for API marketplace for Choreo (cloud platform offering from WSO2)
• Handled security aspects using JWT tokens and additional validations at backend so that it is secured at production
• Implemented a mechanism to keep API definitions in a GitHub repository, cache them and run queries on top of the cache to serve API results quickly
• Implemented unit tests and e-2-e tests using Cypress.

• Acted as a sub team lead, a developer, a tester, a market analyzer, a blogger, a contributor for architecture and design for WSO2 Enterprise Integrator
• Participated in product webinars, customer training, and development service engagements with customers from US/Europe/South Asia
• Improved Kubernetes operator merging WSO2 EI and APIM operators together to align with product merge.

• Revamped most prominent SaaS connectors for WSO2 Enterprise Integrator
• Standardized some development practices followed by the team
• Introduced a new connection pooling layer that is reusable for any SaaS connector developed for WSO2 EI to improve performance and scalability
• Led a sub team in engineering to test, validate and solidify prominent connectors
• Formulated a documentation template for connectors
• Made the documentation integrated into the connector marketplace rendered in Eclipse based Integration Studio (IDE for the product).

• Implemented broker subscription engine and message distribution algorithm for WSO2 MB
• Contributed to architecture discussions to design a new broker with which users can publish messages to any node and consume from any node in the cluster
• We used AMQP protocol, Cassandra as DB layer, Disruptor pattern and Apache Hazelcast for inter-cluster communication
• Built subscription engine which solved the inconsistent subscription removal and duplication
• Implemented core functionality of message slot based distribution algorithm which formed the base for the distributed broker.