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S sufi.my
Available for opportunities

Software Engineer.

Java, Spring Boot, React — on real fintech and insurance systems. Building reliable APIs, tracing production incidents, shipping clean interfaces.

Built payment APIs  ·  Traced production incidents  ·  Published AI security research

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Backend APIs
Production Debugging
Published Research
Cloud Logging / GCP
React / Next.js

Featured Work

Selected case studies

Real systems, real problems, real outcomes.

Experience

Recent roles

Software Developer

DataKraf Sdn. Bhd.

05/2025 – Present
  • Built backend REST APIs using Java and Spring Boot for fintech payment flows.
  • Investigated production payment issues using GCP Logging and transaction correlation.
  • Supported SIT/UAT cycles and documented debugging procedures for the team.

Full Stack Developer

BJAK Sdn. Bhd.

10/2024 – 05/2025
  • Built frontend features with React and integrated them with backend REST APIs.
  • Worked in Agile sprints, participated in code reviews, and shipped incremental releases.
  • Improved codebase maintainability by refactoring legacy modules and fixing bugs.

Tech Stack

Tools I ship with

Backend
04
JavaSpring BootREST APIsSQL
Frontend
04
ReactNext.jsTypeScriptJavaScript
Cloud / Tools
04
GCP LoggingGitPostmanCI/CD
Research
04
Neural NetworksBinary AnalysisAI SecurityPublication
Published Research

Enhancing AI Malware Detection Using Neural Network with Binary Data Analysis

A peer-reviewed book chapter applying neural networks to binary executable analysis for malware classification — applied machine learning in a real cybersecurity context.

Published in
Atlantis Press, 2024
DOI
10.2991/978-94-6463-589-8_7
Type
Book Chapter

Engineering Notes

Writing that explains systems

Not tutorials. Explanations of how things actually work.

Free Guides

Engineering references

Practical references for backend development, system design, and debugging.

Looking for a backend-focused full stack engineer?

Open to roles where reliability and thoughtful engineering matter.