Hieu Cao
Senior Software Engineer at Supermetrics
Helsinki, Finland
Summary
👤
Senior🎓
Top SchoolHieu Cao is a Senior Software Engineer based in Helsinki with nine years of experience building scalable web and IoT systems across front-end and back-end stacks. At Supermetrics he has led enterprise UI projects, introduced Datadog and Playwright-based observability and E2E testing, and halved CI/CD build times via GitHub Actions optimizations. Earlier at Virta he helped migrate a monolith to microservices that now handle 100% of EV station traffic, led ISO15118 integration work, and built station simulators used for SLA monitoring. He combines product-focused UX redesigns and user research with deep operational know-how in Kubernetes, AWS/GCP, Node.js/TypeScript and React. Comfortable in on-call and incident management, he’s equally at home improving developer workflows and shipping customer-facing features.
9 years of coding experience
6 years of employment as a software developer
Bachelor of Business Administration (BBA) Communication General, Bachelor of Business Administration (BBA) Communication General at International School of Management, GermanyInternational Business Human Resources Management and Services, International Business Human Resources Management and Services at Haaga-Helia University of Applied Sciences
English, Vietnamese, Finnish
Github Skills (25)
javascript10
css10
math10
nodejs10
react10
virtual-server9
ws9
codebase9
intl-tel-input8
certification8
ocs8
server7
websocket7
jquery6
ocpp6
Programming languages (4)
Github contributions (5)
virta-ltd/virtual-ocpp-j-server
Oct 2020 - Apr 2022
Virtual server for WebSocket OCPP stations
Contributions:57 commits, 45 PRs, 54 pushes in 1 year 6 months
ocppwsvirtual-serverwebsocketstations
virta-ltd/virtual-ocpp-j-server-ui
Sep 2020 - Apr 2022
UI for virtual ocpp server
Contributions:21 commits, 10 PRs, 18 pushes in 1 year 6 months
serverocpp-serverocppocs
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