Database Systems (Payment Project, Billing System, Bank transactions)

SOLID,KISS, DRY, Design Pattern, System Design, OCP, Java,

Spring Boot, JDBC, ORM, JPA, Hibernate, H2, MySQL, Oracle

Produce events to Apache Kafka, Consume events from Apache Kafka to populate and alter the read database, Replay the event store recreate the state of the aggregate, Separet read and write concerns…

WebFlux, Reactive Programming.

Spring MVC, Spring Boot, JPA, JDBC, H2, MySQL, Oracle, Mango DB, Security, безопасность, сервер

Reactive-Spring-Projects

Computer-Science-Books-Projects

This repository provides books and materials reviews

DevOps

Data Strucuter and Algorithms. System Design. Behaviour Questions

SOAP, REST, XML, JSON, XML Marshaliing, XML UnMarshalling

FullStack projects included Spring Boot and GraphQL, Hibernate JPA.

Java Fundamental, OOP, Collection Framework, Lambda, Stream API, File System

Spring Boot using Cache and key

Java Fundamental, OOP, Collection Framework, Lambda, Stream API, File System

System design scaleable, TinyURL service developed in environment using Zookeeper, Cassandra, Redis as a cache, Spring-Boot, Spring-Data, Spring-Security and OAuth2 for sign-in with Google.

Core Java, OOP, Lambda, Polymorphism, Abstraction. Spring, Spring Boot.

Thinking in Java by Bruce Eckel