Markiian Derevetskyi Email & Phone Number

I am Java Software Engineer with commercial experience in J2EE, Spring, Hibernate, Microservice Architecture etc.Have experience in designing and building highly scalable distributed solutions based on microservice architecture.I have deep knowledge and extensive practical experience in Spring Framework, Hibernate, SQLand NoSQL databases, Kafka. Work experience in NLP area, genetic and machine learning algorithms.Also, interested in parallel computing, streaming data pipelines, high-load enterprise systems and solution architecture.Experienced in development on various programming paradigms and can adapt to any depending on the business needs. Additionally, I have hands-on experience in frontend development using React.js.I have strong background in the Computer Science area from the Lviv Polytechnic National University. During the development, I try to get the most of OOP, follow SOLID principles, use design patterns and come up with flexible and change-ready solutions.Combined with my hard skills, I have a set of soft skills that help me to build strong bonds with team. The most significant are: problem-solving, creative thinking, communication, time management, leadership, risk management, resistance and persistence.Approved English level: B2Technologies/Tools:𝐋𝐚𝐧𝐠𝐮𝐚𝐠𝐞𝐬: Java 11, JavaScript𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬: Spring Boot, Spring Data, Spring Cloud, Spring Security, Spring MVC, Spring AOP, Spring IoC𝐏𝐞𝐫𝐬𝐢𝐬𝐭𝐞𝐧𝐜𝐞: JPA, Hibernate, JDBC𝐖𝐞𝐛: J2EE, Servlets API, Tomcat𝐒𝐭𝐨𝐫𝐚𝐠𝐞𝐬: MySQL, PostgreSQL, MongoDB, Redis, ElasticSearch, Cassandra𝐌𝐞𝐬𝐬𝐚𝐠𝐢𝐧𝐠: Kafka, Kafka Streams, ksqlDB, RabbitMQ𝐂𝐨𝐧𝐭𝐚𝐢𝐧𝐞𝐫𝐢𝐳𝐚𝐭𝐢𝐨𝐧: Docker, Kubernetes, Helm𝐂𝐥𝐨𝐮𝐝: AWS (EC2, RDS, S3, kOps)𝐁𝐮𝐢𝐥𝐝 𝐓𝐨𝐨𝐥𝐬: Maven𝐕𝐂𝐒: Git𝐋𝐢𝐛𝐫𝐚𝐫𝐢𝐞𝐬: MapStruct, Lombok𝐂𝐈/𝐂𝐃: Jenkins, Gitlab CI𝐍𝐞𝐭𝐰𝐨𝐫𝐤𝐢𝐧𝐠: HTTP, WebSockets𝐀𝐏𝐈: REST, GraphQL𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞: Microservices, 3-Tier, Event-Driven architecture, SAGA, CQRS, Event Sourcing𝐏𝐫𝐢𝐧𝐜𝐢𝐩𝐥𝐞𝐬: OO Design, SOLID, GoF patterns, DDD, TDD, CDC𝐂𝐨𝐦𝐩𝐮𝐭𝐞𝐫 𝐒𝐜𝐢𝐞𝐧𝐜𝐞: Algorithms, Data Structures, System Design𝐓𝐞𝐬𝐭𝐢𝐧𝐠: JUnit, Mockito, WireMock, Spring Cloud Contract, Testcontainers, TestNG𝐔𝐈: HTML, CSS, React.js, AJAX, Bootstrap𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐨𝐨𝐥𝐬: Intellij IDEA𝐌𝐞𝐭𝐡𝐨𝐝𝐨𝐥𝐨𝐠𝐢𝐞𝐬: Agile/Scrum