Wenya Jiang

Dynamic Java Developer with proven expertise at Bank of China, successfully delivering over 20 loan transaction modules. Skilled in analyzing COBOL for functional migration and conducting rigorous stress testing with JMeter. Strong problem-solving abilities complemented by effective communication, ensuring high-quality software solutions that meet business needs.

Loan System Migration Project  

• Participated in transaction development.
• Independently developed 20+ loan transaction modules, including repayment amount splitting.
• Developed temporary payment transactions and core functions such as principal and interest write-offs.
• Analyzed mainframe COBOL code, understood business logic, and implemented accurate functional migration in Java.
• Conducted process testing, including unit and component testing.
• Performed stress testing using JMeter (300 concurrent users).
• Debugged interfaces using Postman and managed environments with Xshell.
• Verified business logic by selecting and testing appropriate data.

Personal Deposit Query Transaction Migration Project

• Communicated with mainframe business stakeholders, drafted requirement docume
• Code review and functional improvements: Reviewed development code to ensure business accuracy and supplemented.
• Testing support: Verified transaction functionality and ensured data query accuracy.

Mainframe to x86 Platform Data Migration

• Data migration testing: Executed Shell scripts in functional and演练 (drill) environments to validate data retrieval and maintenance.
• Issue investigation: Used Xshell and Linux commands to locate and confirm migrated data accuracy.