Computer Science Undergraduate
Yasith
Rashan
Bienvenidos al portafolio oficial de Yasith Rashan
Currently an undergraduate studying Computer Science at University of Westminster.
About
From Curiosity
to Code
I'm a Computer Science undergraduate at the University of Westminster with a strong interest in AI and developer tooling. I recently completed a Software Engineering internship at WSO2, and I enjoy turning ideas into intelligent, well-crafted software.
Experience
Software Engineering Intern
WSO2
Worked with the Integration AI team at WSO2, building AI-powered features for the WSO2 Integrator Copilot.
- —Contributed to the WSO2 Integrator Copilot Code Indexing project, including enhancements to the Ballerina Language Server
- —Implemented Copilot Telemetry features to collect, process, and retrieve usage analytics
- —Participated in the development of Devant Pre-built Integrations
- —Built a workflow to send Slack notifications on Salesforce lead conversion
Education
BSc (Hons) in Computer Science
IIT / University of Westminster
Focusing on algorithms and full-stack development, while maintaining a strong academic record and competing in coding competitions and hackathons.
- —Specializing in algorithms, data structures, and server-side concepts
- —Focused on software engineering principles and system design
Foundation Certificate in Higher Education
Informatics Institute of Technology
Foundation programme covering core Computer Science, Mathematics and Engineering concepts with hands-on coding and research methodology.
- —Strong foundation in mathematics, programming, and computer science theory
- —Achieved Merit Pass with excellence in practical projects
Portfolio
Featured
Projects
Code Indexing for Ballerina Copilot
- —Implemented an intelligent code indexing system using an agentic approach to reduce token usage and improve LLM response relevance
- —Built agent tools to retrieve the most relevant code context for the Copilot
- —Implemented a Language Server API to expose project code structure
Push Ballerina Copilot Insights into Application Insights
- —Designed and implemented comprehensive telemetry solution for Ballerina VS Code extension
- —Integrated VS Code Telemetry API to track AI-powered feature metrics and user interactions
- —Deployed analytics pipeline with Azure Application Insights for real-time monitoring and insights
Ballerina Elasticsearch Connector
- —Created a Ballerina Elasticsearch connector for WSO2 using ballerinax/elastic.elasticcloud
- —Integrated with Elastic Cloud APIs for cluster, security, and data operations
- —Enabled scalable search and analytics for enterprise deployments
Blog
Latest
Articles
Supercharge Your Search and Analytics with Ballerina's Elastic Cloud Connector
Easily connect your Ballerina applications to Elasticsearch on Elastic Cloud and unlock fast, powerful search and analytics.
How GitHub Copilot Knows Your Code: Inside Its Indexing Magic
A technical breakdown of Copilot's code indexing, from remote searches and local embeddings to TF-IDF.