Janssen G
Senior Software Engineer at Islands
Manila, Philippines
Summary
👤
Senior🎓
Top SchoolJanssen G is a Senior Software Engineer based in Manila with 7 years of experience designing and shipping scalable systems across web, backend, and cloud infrastructure. He’s delivered production-ready solutions for diverse domains—AI healthcare, fintech, logistics, POS, and self-serve kiosks—while setting engineering standards for testing, documentation, and CI/CD. Equally comfortable in frontend and backend stacks, he has built SPAs, GraphQL and gRPC microservices, reusable UI kits, and infrastructure-as-code with Terraform on AWS. A pragmatic technical leader, he has led onboarding automation, mentored engineers, and taken ownership of deployments and observability to keep systems reliable in production. Janssen enjoys “beautifully complex” problems, often combining clean architecture and SOLID principles with practical DevOps to accelerate delivery. His background as a founding engineer on multiple teams gives him a knack for turning ambiguous requirements into well-documented, maintainable systems.
7 years of coding experience
6 years of employment as a software developer
Information Technology, Information Technology at Informatics International College
English, Filipino
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (57)
traversal10
css10
styled-components10
ava10
chai10
todomvc10
react10
testing9
reactjs-components9
test-runner9
css-in-js9
enzyme9
build-tools8
monorepo8
angular8
Programming languages (6)
Github contributions (5)
ssengalanto/runic
Jul 2023 - Aug 2023
Runic — is a micro-services software design project that leverages the domain-driven design, vertical-slices architecture, mediator pattern, REST, gRPC, and SOLID principles that are organized in a mono repository.
Contributions:47 PRs, 116 pushes, 44 branches in 29 days
ssengalanto/mnemonic-gql-client
Jul 2020 - Aug 2020
A GraphQL client built-in React and Apollo Graphql Client in a test-driven development process.
Contributions:40 PRs, 47 pushes, 1 branch in 17 days
graphql-clienturqlreactgraphql-subscriptionstest-driven
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