Rasanjaya Subasinghe
Colombo, Western Province, Sri Lanka
Summary
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SeniorRasanjaya Subasinghe is a Platform Cloud Engineer with 11 years’ experience specializing in Azure, SRE, and security-focused platform engineering. He designs and operates CAF/WAF-aligned cloud platforms, leading migrations from legacy deployments to modern Azure services (AKS, Container Apps, Key Vault, Hub-Spoke networking) while automating pipelines with Terraform, GitHub Actions, Ansible, PowerShell and Python. Rasanjaya has led SRE practices at WSO2, driving architecture, quality engineering, and developer enablement across Azure and AWS for SaaS and middleware products. Based in Porirua, New Zealand, he combines hands-on tooling for FinOps, monitoring, and centralized logging with mentoring and cross-team collaboration. His background in MSc Information Security and early systems work for telco virtualization gives him a pragmatic security-first approach to platform reliability and cost control.
11 years of coding experience
Github Skills (43)
puppet8
ci-cd-pipeline7
wso27
confluent-cloud7
api7
syntax-highlighting6
apim6
identity6
wso2-api-manager5
configurations5
pipeline5
helm5
terraform5
microgateway5
visual-studio-code4
Programming languages (10)
Github contributions (5)
wso2/terraform-apim
Jul 2020 - Aug 2020
Terraform scripts for provision the APIM deployments on Azure cloud
Contributions:2 reviews, 20 commits, 11 PRs in 1 month
apimconfluent-cloudterraform-cloudprovisionazure-resource-manager
rasanjaya85/weather-service
Mar 2017 - Jul 2019
Contributions:73 pushes, 1 branch in 2 years 4 months
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