Gelin Luo
Software Development Engineer - AWS Networking at Amazon Web Services (AWS)
Sydney, New South Wales, Australia
Summary
👤
Senior🎓
Top SchoolGelin Luo is a seasoned software engineer and engineering leader with over 16 years of professional experience and a 20+ year technical pedigree spanning embedded systems to cloud services. Currently at AWS, he drives networking and Redshift control-plane features—most recently leading MARS (MONA Auto-Remediation Service) and key capacity management workflows—bringing production-grade backend Java expertise to large-scale distributed systems. He is a prolific open-source creator (ActFramework, Rythm Template Engine) and contributor to high-profile projects like Knockout and the TechEmpower benchmarks, showing a rare blend of framework design and performance-focused engineering. Gelin’s background includes technical product leadership and delivery across fintech, insurance portals, and enterprise platforms, giving him strong product sensibility paired with hands-on coding. Colleagues value his combination of deep Java backend craftsmanship, full-stack fluency, and practical leadership honed in multi-national teams. An interesting detail: he began contributing PlayFramework modules in 2010 and has continuously evolved those investments into broader Java ecosystem tooling used in benchmark and microservice comparisons.
16 years of coding experience
19 years of employment as a software developer
Bachelor of Electrical Engineering Electrical and Electronics Engineering, Bachelor of Electrical Engineering Electrical and Electronics Engineering at Sichuan University
English, Chinese
Stackoverflow
14,243reputation
1.5mreached
257answers
160questions
playframework
top-1%
java
top-5%
mongodb
top-5%
Github Skills (28)
application-framework10
knockout10
javascript10
benchmark10
app-framework10
microservices-application10
benchmarking10
java10
databinding10
javas10
web-framework10
microservices10
playframework10
templating10
jquery9
Programming languages (14)
Github contributions (5)
TechEmpower/FrameworkBenchmarks
Jan 2017 - Jun 2020
Source for the TechEmpower Framework Benchmarks project
Role in this project:
Back-end Developer
Back-end DeveloperContributions:86 commits, 69 PRs, 81 comments in 3 years 5 months
Contributions summary:Gelin contributed to the ActFramework benchmark project by adding and modifying code related to various database benchmarks. The primary focus of the commits was implementing benchmark sets for the ActFramework, which involved creating controllers, models, and domain objects. These additions covered single and multiple query tests, update tests, and fortune tests using different database backends like MySQL, PostgreSQL, and MongoDB.
techempowerframeworkbenchmarkperformancebenchmarks
networknt/microservices-framework-benchmark
Jan 2017 - Nov 2018
Raw benchmarks on throughput, latency and transfer of Hello World on popular microservices frameworks
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:20 commits, 7 PRs, 8 comments in 1 year 9 months
Contributions summary:Gelin primarily contributed to adding and updating example implementations for various microservices frameworks within the benchmark repository. Their work included incorporating ActFramework, NinjaFramework, Play Framework v1.x, and JFinal. The contributions involved adding routing, controller logic, and basic "Hello World" functionality, demonstrating a focus on framework integration and comparative performance testing within the context of a microservices architecture. Additionally, they made minor updates to existing implementations and modified the ActFramework's benchmark code and configuration.
microservices-framework-benchmarklatencyframeworkmicroservice-frameworkbenchmark
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