Nikolai Sidorenko Email and Phone Number

Achievements- Developed as part of a team 3 products of the credit conveyor type, the annual turnover of which exceeds $ 2 million- Completely designed and developed a borrower's personal account for a large financial organization, which made the customer experience much more positive- Integrated more than 20 different external services via REST API- Improved the architecture of applications, transferred one of them from a monolithic to a microservice architecture, which increased their speed and fault tolerance- Developed from scratch an advanced scoring system for a bank, which allowed decisions on loan applications to be made more than 2.5 times fasterResponsibilities- Designing, developing, testing, and maintaining JavaEE and Spring Boot applications- Analyzing user requirements to define and achieve business objectives- Defining application objectives, functionality, and developing scalable architectures- Designing, optimizing, and implementing robust database architectures for efficient data access- Integrating applications with multiple external services using REST API, SOAP, WebSocket, RSocket- Enhancing server infrastructure, automating product lifecycle processes, and implementing CI/CD practices- Maintaining and improving legacy projects on Java EE- Working with both monolithic, distributed monolithic and microservices architectures- Organizing comprehensive unit and integration testing