Backend Engineer
Hayden Huan Kee Jiun
I am a rookie backend developer who enjoys trying new technologies instead of using one tech only. I am passionate about growing my skills and understanding how backend logic connects with reliable infrastructure.
Tech Skills
Core competencies and technologies.
Backend & APIs
Infrastructure
Data & Events
Databases
LeetCode
Problem-solving practice, tracked at each deploy.
Selected Work
Architectural highlights and engineering challenges.
FinGuardMY
An AI-powered financial crime analysis platform for Malaysian investigators — combining a real-time RAG chatbot, agentic case report generation, and a knowledge base of AMLA statutes and legal precedents.
Automated Infrastructure Tooling
A containerised sidecar that fetches routing configuration from a backend API, serialises it to YAML, and drives Nginx through Jinja2 templates — eliminating manual config changes across environments.
The Journey
Experience, education, and continuous learning.
Backend Engineer Internship
DevOps & Backend Engineer Intern
Built and maintained backend services in Java, deploying and operating applications on Kubernetes in both local and production environments.
University Teknologi Malaysia (UTM)
Cyber and Network Security Student
Learning main network security concept with cisco netacad, also looking skills on software engineering since network is too hard