Waruna Samarasinghe
Software Architect at Allion Technologies
Canada
Summary
👤
Senior🎓
Top SchoolWaruna Samarasinghe is a Software Architect with 15+ years of hands-on experience delivering mobile-first, cloud-native products for global customers, currently driving architecture and delivery at Allion Technologies in Canada. He combines deep mobile expertise (React Native, iOS, Android, Flutter) with backend and cloud skills (Node.js, NestJS, GraphQL, AWS) to own solutions end-to-end from design to production. Waruna excels at designing modular, scalable architectures—DDD, microservices, and multi-module mobile setups—that prioritize performance, testability, and maintainability. He also builds AI-enhanced systems using LLMs, multi-agent orchestration, RAG and vector DBs to add conversational and automation capabilities to products. A pragmatic mentor and technical leader, he has repeatedly led mobile platform modernization for enterprise e-commerce and IoT projects, bringing both legacy native and cutting-edge cross-platform approaches to bear.
10 years of coding experience
15 years of employment as a software developer
Bachelor of Information Technology, Bachelor of Information Technology at University of Colombo School of ComputingMaster of Data Science Data Science, Master of Data Science Data Science at University of Greenwich
English, Sinhalese
Stackoverflow
1reputation
0reached
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Github Skills (23)
graphql-schema7
hapi7
api7
graphql6
apollographql6
resolvers6
express-graphql6
nodejs6
knexjs6
restify6
spec6
koa5
typescript5
javascript5
android-sdk4
Programming languages (4)
Github contributions (5)
WarunaS/carbon-device-mgt-plugins
May 2016 - Jan 2019
Contributions:7 pushes, 8 branches in 2 years 8 months
WarunaS/react-native-mqtt
Mar 2019 - Mar 2019
MQTT Client native module for react-native
Contributions:1 push, 1 branch in 1 day
reactreact-nativemqttmqtt-clientnative-module
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