Maksym Stepanenko

Background

About Maksym Stepanenko

Working at Oracle Health & Artificial Intelligence, Omics department. Particularly focused on data storage: raw data, meta-data, variant data, search/query/analytics, annotate functionality. 15 years of experience in architecting, developing, testing and enhancing enterprise-level applications. Experience in large-scale/high-load projects. Experience creating APIs and language features, architecting and implementing object-oriented and distributed systems, interacting with customers, designing and analysing algorithms. Good OOA/OOD/OOP skills, at least understand GOF patterns and can apply SOLID principles. Extensive experience building cloud solutions using micro-services in the cloud-native environment from code organisation and build process up to operational. Can apply generic DS and algorithms in practice. Understand concurrency/parallelism from hardware, OS and JVM point of view (understand why JMM was broken before Java 5). Have a good understanding of different programming paradigms (aka know how to apply basic functional principles in OOP languages). Extensive experience in healthcare, energy management, and betting sectors. Technical Skills Java: core, i/o, nio, collections, multithreading, generics, jsp, servlets, EJB, Spring, jdbc/MyBatis/Hibernate/JPA, jms/amqp/Kafka, Quarkus/Helidon/Micronaut, Tomcat/Jetty/WebLogic, junit/mocking/TestContainer, maven/ant/gradle and lots of other buzzwords that helps recruiters to do exact string matching. DevOps: CI/CD with focus on GitOps, Docker, K8S, Chef, Jenkins, Prometheus, Grafana etc. Cloud: Oracle OCI, AWS Scripting: Python, JavaScript RDBMS: MySQL, PostgreSQL, Oracle NoSQL: MongoDB, Cassandra, Neo4j, Redis SCM: git, svn, perforce Languages: English, Ukrainian Blog: floppybits.wordpress.com Codility certificates: