- ETL pipeline creation, using Java 17, Apache Beam and GCP Dataflow;- CI/CD custom pipeline creation, using Groovy and Jenkins.

Project: job search service in the IT sector. It helps an employer quickly select qualified and verified personnel, and a job seeker to find a suitable position in a short period of time.Areas of responsibility: • development of server and front-line architecture of web application with implementation authentication, authorization and accounting. Include components for creating accounts and announcement; • developed web applications, designed users flow, designed layout of templates, conducted website redesign, worked with graphic and text content, deployment and configuration; • writing and running tests including integration tests, refactoring code, bugs fixing; • discussing and creating initial architecture for new and existing services.Stack of technologies: Java, Stream API, Multi-threading, Maven, Project Lombok, Jackson, Spring Framework, MySQL, MongoDB, JUnit, Postman, JavaScript, ReactJS, HTML, CSS, jQuery, JSON, Rest, Redux, NPM, Webpack, JPA, Bootstrap, Hibernate, GitHub, React Day Picker, React Carousel, React QR Code, React Icons.

Department “Education Center”- development and implementation of educational programs, training of clients and buyers in the skills of working on company equipment and software.Areas of responsibility: • development software for education program for organizations, who whats to buy equipment and software; • development of server and front-line architecture of web application with implementation CRUD and AAA; • writing and running tests including integration tests, refactoring code, bugs fixing; • discussing and creating initial architecture for new and existing services.Stack of technologies: MicroServices, Docker, Docker-compose, Docker-machines, Virtualization, Java, Stream API, Multi-threading, Maven, Project Lombok, Jackson, Spring Framework, MySQL, MongoDB, JUnit, Postman, JavaScript, ReactJS, HTML, CSS, jQuery, JSON, Rest, Redux, NPM, Webpack, JPA, Bootstrap, Hibernate, GitHub, React Day Picker, React Carousel, React QR Code, React Icons.

Project: “Cyber polygon” - service used for training and education of information security officers in the skills of countering threats and investigating computer incidents.Areas of responsibility: • preparation and deployment virtual machines and containers for running on polygon; • search and systematization of materials on software vulnerabilities and exploits preparation; • preparation of technical documentation and drawing up a legend of training exercises.Stack of technologies: Docker, Docker-compose, Docker-machines, Vmware Workstation, VMware ESXi, Git, GitHub, Postman, PostgreSQL, MySQL, Nmap, Metasploit Framework, Security Scanners.