What significant results or achievements have you accomplished in previous projects that you are proud of?

In my previous projects, I am proud of the following achievements:

• Developed a payment processing module that increased stability and reduced errors by 30%.
• Optimized database operations by implementing caching, which sped up application response time by 40%.
• Implemented automated tests using JUnit and Mockito, which increased code coverage and reduced bugs in production.
• Participated in migrating a monolithic application to a microservices architecture, which improved scalability and simplified maintenance.

These results helped the team improve product quality and accelerate releases.