Hello, I'm REN RITHYSAK
Software Engineer based in Cambodia, specializing in technical education throught hands-on learning and building applications.
My Skills
Work Experiences
I've worked with all sorts of companies, leveling up my skills and teaming up with smart people. Here's the rundown:
Software Engineer
KOSIGN (Cambodia) Investment Co., Ltd.
- Researched the HeadQuarter Framework to develop efficient development methodologies and enhance existing systems.
- Designed, developed, and maintained scalable web applications using Java, Spring Boot, Spring Microservices, JavaScript, Next.js, and related technologies.
- Built and optimized RESTful APIs to enable secure and efficient communication between backend and frontend systems.
- Integrated Spring Data JPA, Spring Data Redis, and caching solutions like Ehcache to enhance database interactions and application performance.
- Implemented circuit breakers using Resilience4j to ensure fault tolerance and system reliability during service failures.
- Improved system security by integrating OAuth 2.0 and JWT-based authentication with tools like Keycloak and Firebase for robust access control.
- Streamlined deployment processes using Docker and modern CI/CD pipelines to ensure efficient and reliable application delivery.
- Developed dynamic frontend features leveraging Ajax, jQuery, and Next.js for a seamless user experience.
- Collaborated closely with cross-functional teams to drive innovation and solve complex technical challenges.
- Documented codebases, APIs, and system architecture to foster team collaboration and knowledge sharing.
ERP/CMS
Full Stack Web Development
- Worked on a vendor project using Spring Microservices, implementing efficient architecture for scalability and maintainability.
- Utilized PostgreSQL for reliable data storage and management, ensuring data integrity and performance.
- Integrated Redis for caching solutions to enhance application responsiveness and reduce database load.
- Implemented Firebase for real-time data synchronization and user authentication, improving user engagement.
- Established robust logging mechanisms to monitor application performance and facilitate debugging.
- Developed the frontend using Next.js, enhancing the user interface and experience.
- Managed deployment infrastructure to ensure seamless application delivery and scalability.
- Utilized version control systems to keep track of development processes and facilitate collaboration.
Trainee
11th Gen - Korea Software HRD Center
- Led a team in developing mock RESTful APIs and an E-commerce project, utilizing technologies like Spring Microservice and React.js to deliver dynamic and high-performance user experiences.
- Designed and implemented a Spring Microservices architecture, including database normalization and analysis, ensuring scalability and optimized performance.
- Integrated Resilience4j for circuit breaker and callback mechanisms to enhance system reliability and fault tolerance.
- Implemented Spring AOP for logging at the gateway level, providing detailed insights into API traffic and improving debugging efficiency.
- Leveraged Ehcache for caching solutions to reduce response times and improve application performance.
- Gained hands-on experience with version control tools, including GitLab and GitHub, to ensure efficient collaboration and streamlined code management.
Have a project in mind? Let's build something together!
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