Sajeer Riyaf
Software Development Engineer at Amazon
Reading, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolSajeer Riyaf is a versatile full-stack software engineer with eight years of experience building cloud-native and mobile applications, currently working as an SDE at Amazon. He combines strong backend compiler and language-server experience (notably contributions to the Ballerina language compiler) with frontline full-stack work using Node.js, React, Spring Boot, and native mobile stacks. His background spans low-code integration platforms at WSO2, real-world mobility and microservices at PickMe, and entrepreneurial product-building with his own logistics and lab management apps. A GSOC alumnus who rewrote GStreamer plugins in Rust and an Imagine Cup regional finalist, he blends systems-level thinking with pragmatic product delivery. Comfortable in AWS, Docker, and CI/CD pipelines, he’s known for quickly adapting to new languages and tackling low-level challenges that improve developer experience.
8 years of coding experience
6 years of employment as a software developer
Bsc (Hons) Engineering Computer Science & Engineering, Bsc (Hons) Engineering Computer Science & Engineering at University of MoratuwaMaster's degree Computer Science, Master's degree Computer Science at Nottingham Trent UniversityPhysical Sciences, Physical Sciences at Zahira College Mawanella
English, Tamil, Sinhala
Stackoverflow
5,195reputation
475kreached
1answer
0questions
flutter
top-1%
dart
top-1%
android-studio
top-1%
Github Skills (11)
compiler10
android-studio10
language-server10
configurations10
compiler-compiler10
dart10
ballerina10
back-end-development10
flutter10
java9
javas9
Programming languages (5)
Github contributions (5)
ballerina-platform/ballerina-lang
Aug 2020 - Apr 2021
The Ballerina Programming Language
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 reviews, 18 commits, 7 PRs in 8 months
Contributions summary:Sajeer primarily contributed to the Ballerina compiler and language server, focusing on low-level code generation, type system enhancements, and language server features. Their commits involved modifying code related to JVM cast generation, the addition of a "beta" tag to connectors within the language server, and improving the type information retrieval. These changes indicate a focus on improving the compiler's functionality, supporting language features, and enhancing the developer experience.
compilerprogramming-languageinterpreterballerinaballerina-lang
sajeerAhamed15/ballerina-lang
Aug 2020 - Apr 2021
The Ballerina Programming Language
Contributions:19 pushes, 1 branch in 7 months
compilerprogramming-languageinterpreterballerina
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