Nadun De Silva Email & Phone Number

Auckland, NZ

Auckland, New Zealand

• Designed and led the implementation of the AWS deployment of Indexity including threat modeling, privacy assessments, and disaster recovery.
• Designed and implemented the CI/CD pipelines and processes for deploying released product artifacts on AWS.
• Improved patient search accuracy of Phone number-based search using Apache Lucene-based indexes.
• Developed the Terraform code for deploying self-hosted GitLab runners on Google Cloud, reducing the development costs.

Colombo, Western, Sri Lanka

• Achieved the Sustained Outstanding Contribution Award for the third consecutive year — currently awarded only for the top 5% of the employees in the company.
• Engineered the minimum viable features for Choreo online editor’s resource scheduling, within 1.5 months, leading another engineer, using Kubernetes and GoLang.
• Analyzed the startup time of the Kubernetes resources of the Choreo Editors and reduced the time by 80%, increasing the overall user experience.
• Reduced the MsSQL DB utilization by 60%, by introducing a Redis cache and randomization of cache expiry times, increasing the number of users the system can handle.
• Completed 95% of the targets and sprint milestones on time, by prioritization of tasks and fostering a good working environment.

Colombo, Western, Sri Lanka

• Spearheaded and implemented the foundation for Choreo Observability within 3 months, with a team of 2 other engineers, creating the backbone of Choreo Observability.
• Architected the Choreo observability storages with data archival into a Data Lake, decreasing the cost by 90% for the company while storing the data for Machine Learning (ML) use cases.
• Revamped the observability instrumentation at Ballerina compiler level, within 1 month, to map the Observability data to the source code, providing a better debugging experience for users.

Colombo, Western, Sri Lanka

• Delivered the Cellery Observability basic features within 2 months for observing microservice composites, using Kubernetes, Istio, OpenTracing and Envoy.
• Headed the implementation of Cellery developer tools using Language Server Extensions and visualizations of Cells using D3.
• Developed Cellery Hub backed by a Docker Registry as storage and authentication of the CLI and portal using OpenID Connect (OIDC), collaborating with a team, within 1 month.
• Implemented the Observability aspects of the WSO2 Serverless Platform using Prometheus and Jaeger on top of Kubernetes and OpenWhisk.
• Created an internal dashboard to reduce possible customer churn by analyzing & visualizing customer data to identify problems that might have caused customer frustration.
• Developed an Authenticator for WSO2 Identity Server to expire passwords of users and also alert users about password expiry beforehand using WSO2 Stream Processor.

• Designed and implemented a maven plugin for automatically generating documentation for Siddhi extensions using annotated data written in the java code.

Colombo, Western, Sri Lanka

• Implemented a Notebook prototype for analytics and visualizations using the WSO2 Data Analytics Server.
• Implemented six extensions for Siddhi, Stream Processing Engine.

Bsc. Eng. (Hons), Computer Science & Engineering, First Class (Hons) | Cgpa - 3.85 / 4.20

• Date of Graduation: 01st of January, 2018 • Academic Standing: First Class • Dean's List Placements in 6 out of 8 semesters GPA (4.00.

High School, G.C.E. Advanced Level (2012) Z - Score: 2.2441

Activities and Societies: • Editor of the Science Union 2011/2012 • Karate 2006 - 2007 • Chess 2004 - 2007 • Swimming 2004 - 2007•.