Chanawee Sateinteeraphap

Worked as a full-time Software Engineer in the Core Banking team, responsible for managing and maintaining the company's critical credit systems. Contributed to system modernization efforts, architectural improvements.

• Developed and maintained core banking credit system APIs using .NET C# with ACID transaction principles
• Implemented comprehensive testing coverage: unit tests, manual testing, and automation testing with company's Cypress-based framework
• Enhanced frontend user interfaces using Vue.js for improved user experience
• Participated in architectural migration from microservices to event-driven architecture using Outbox pattern and RabbitMQ
• Built C# worker services as message consumers for asynchronous event processing
• Developed dynamic command-based batch processing system for Core Banking data extraction
• Utilized Docker for containerization, Jenkins CI/CD workflows and Git for version control in daily development workflow
• Performed complex troubleshooting and debugging across microservice architecture using OpenSearch, Jaeger, EC2 logs, and AWS CloudWatch
• Ensured system stability and resolved production issues through systematic root cause analysis

Interned with the Accounting team, where I developed strong programming skills in . NET C# while adhering to the company's coding standards and best practices for writing clean, maintainable code.

• Developed and maintained APIs for accounting systems using .NET C# framework, ensuring code quality through comprehensive unit testing and manual testing procedures
• Designed technical solutions using Draw.io before implementation, following structured design processes
• Managed database operations using PostgreSQL and performed database migrations with Liquibase to maintain data integrity and version control
• Integrated third-party systems, including The Revenue Department services for E-stamp functionality
• Implemented batch processing solutions to generate accounting reports, including Journal Voucher (JV) reports, improving operational efficiency
• Gained practical experience in full Software Development Life Cycle (SDLC)
• Contributed to system maintenance and continuous improvement initiatives, identifying and resolving issues proactively