full stack java developer - 24504

Started engineer career as trainee. Developed 2 programs for accounting heat transfer of rocket's boarding. More advanced older engineers helped me this decade. Used fortran's 90 standard. Started learning java and left CB

Worked as trainee. ISD was not as developed as now, total jumble were popular in ISD that times, management hadn't been efficience. That time I was not involved in any project and studied java. Then left ISD's to epam for more stable and productive work

Worked as java junior on two projects day.com used liferay cms and thomson-reuters used blackberry api. Was not successful enough this decade

• Started as developer plugins for jira and confluence, worked in this position first half year

• Then was involved in project webservices, it was big bank project for banks back office for all operations that bank

performed. It was only server side soap services. As db used oracle, as orm used Mybatis. Have done a lot of tasks and it was first success in my career, developed new functional and fixed bugs etc.

• Worked with project Webclient (Webclient for project webservices), used struts, velocity, jsf. Increased my level from junior to middle this decade

Worked basically in project Sabre of UBS bank system. Worked in SCRUM team it was the first my experience in scrum culture

• Project Sabre was server side huge old project used for accounting of bank's derivatives. Was good tested project majority of code had been covered by tests, used mockito, powermock. As db used Oracle, as orm used hibernate. Most communication with others applications was organized as soap service, but used rest and jms in some parts and native bank's protocols for legacy application. Our team was developing a lot of new functional for new bank services.

• Periodically we received tasks from other teams and project when we had free hours of capacity, I was involved in project of javaFX client worked with this perfect technology 3 month periodically and was impressed so much

• Was involved in startup during three month I developed groovy and grails project

• Was involved in project that developed new platform based on nodejs during 1 month

Worked in two startups. Was the most experienced developer, because team was small (up to ten members) and developed most of architectural and technology decisions by myself.

• Project for enterprise gps tracking based on opengps but much more advanced. Used Spring, EJB, in this startup. Two db used MariaDB and Cassandra. As orm used Datastax. For communication with gps devices used multitreaded sockets and datagram sockets. Was good covered by unit tests. For good search used solrj

• Web project for searching places to visit and events like theatre, museum etc. Used mongodb as db and orm for It was JPA. Used a lot of apis like amazon advertizing, foursquare, openweather etc. Used themeleaf as template. It was multi-modular project. AngularJS used in front end. For fast search used elasticsearch

Worked in big data project as single executor (developer). It was start up for manipulation with ample amount of mobile profiles. Used kafka and kafka-streams technologies. For temporal storing of data used rocksdb in a small way. Was responsible for developing all project from scratch, worked alone without team.

1. from March to February 2019 worked with investigation project, as investigator of new technological decisions and architecture. Investigated different approaches related to communication. A lot of different tasks with security of skype, performance etc.

2. from March 2019 to September 2020 created angular front application for manipulating with different type of dictionary tables from scratch. This application supports crud operations with 2 dimensional and 3 dimensional dictionary tables.

3. from January 2020 to September 2020 created java 11+ Modular Application with modules for sending data trough kafka bus. Consist of few independent modules, that can be run as microservices using single repository. Implemented the newest approach of the architecture for microsevices. Application modules manipulated with messages from and to different sources like file, rest, db.

Banch of legacy projects for booking transactions on forex. Used technologies – java 8, spring, primitive pieces of akka on java, reactjs on front. The best goal on this project was obtaining good experience with react. Basically chose front tasks, because back was legacy for my experience. Worked in scrum team with foreign customers.

1. apr 2021 - jan 2022. Web application dedicated to video surveillance. Used angular 2 on front and java on back with storing blob video files in huge postgres storage. There were a lot of interesting tasks related to coding and decoding video. Also was doing performance testing and investigate of the application, our team faced with lack of resources caused by using video streaming technology. Had a good experience with video streaming performance.

2. jan 2022 - sep 2022 Worked as only java developer for medical gathering documentation project. It was standard spring boot JPA application with postgres used as database. Had got a lot of interesting tasks related to using podman as deployment system and solrj as search engine. I have found a lot of interesting in solr schemaless and schemaful modes, and some hybrid effects of that I would like to try in the future.