Sagara Gunathunga
Director & Head Of DevRel - IAM at The Apache Software Foundation
Auckland, Auckland, New Zealand
Summary
👤
Senior🎓
Top SchoolSagara Gunathunga is an identity and integration architect and engineering leader with over a decade of experience building cloud-native, open-source solutions and leading product and developer-relations efforts. Currently Head of DevRel for IAM at WSO2, he has previously led core identity and middleware products and steered next‑gen iPaaS development at IntegrationWorks. He combines hands‑on backend engineering—contributions to WSO2 projects like MSF4J and OAuth handlers—with strategic product leadership and global customer engagements across the US, Europe, UK and APAC. A long‑standing Apache PMC member and committer, he brings deep OSS governance and protocol expertise from projects such as Axis2, Axiom and XMLSchema. He’s a frequent conference speaker and published author on identity, integration, REST and microservices, and recently authored a hands‑on Spring 6 / Spring Boot 3 book. Based in Auckland, he’s known for translating complex security and integration requirements into pragmatic, production-ready architectures.
12 years of coding experience
15 years of employment as a software developer
BSc (Sp), Computer Science, BSc (Sp), Computer Science at University of PeradeniyaBIT, IT, BIT, IT at University of Colombo
English, Sinhalese
Stackoverflow
11reputation
2kreached
1answer
0questions
Github Skills (15)
javas10
microservices-application10
microservices10
backend10
back-end-development10
oauth10
java10
identity10
apidoc9
netty9
user-authentication9
api9
authentication9
wsdl6
ws-security6
Programming languages (6)
Github contributions (5)
wso2/msf4j
Oct 2015 - Oct 2016
WSO2 Microservices Framework for Java (MSF4J)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:118 commits, 6 PRs, 68 pushes in 1 year
Contributions summary:Sagara contributed to the WSO2 Microservices Framework for Java (MSF4J) by adding support for HandlerHook, a mechanism to intercept and process requests. Their work involved modifying the MicroservicesRunner and MSSNettyServerInitializer classes to incorporate the HandlerHook functionality, enabling customization of request handling. Furthermore, they added a sample demonstrating how to use the HandlerHook for security purposes and other functionalities.
javawso2microservices
wso2-extensions/identity-inbound-auth-oauth
Jun 2017 - Nov 2017
Role in this project:Backend Developer
Backend DeveloperContributions:14 commits, 8 PRs, 3 pushes in 5 months
Contributions summary:Sagara primarily focused on fixing design issues within the `AbstractValidator` class and enhancing the NTLM authentication grant handler. They introduced new DAO classes and refactored the codebase to utilize `OAuthTokenPersistenceFactory`, indicating a focus on improving token management and persistence mechanisms. These changes involve modifications to access token handling, authorization code management, and OAuth consent updates.
identity
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