Position: Java Developer
Category: Java
English level: pre
Years of experience: 2

Became a tech lead in less than a year
I have 2 years of commercial experience as a Java Developer. I was working on a FinTech project related to crypto exchanges. I had project where I had opportunity to try myself both in back-end and front-end, and I think that back-end is closer to me

Technical skills:
 - Java 8/11
 - Java Core, OOP, Collections, Streams
 - SQL: SQL Server, PostgreSQL; NoSql: MongoDB
 - Spring framework (boot, data)
 - Hibernate, JDBC
 - REST, WebSocket
 - TeamCity
 - Git, Bitbucket
 - JUnit, Mockito
 - Maven
 - Jira, Confluence, Agile Methodologies
 - Basic knowledge in Javascript, СSS, HTML

My responsibilities and experience were :
- backend development, implemented new features in the project “Crypto Hedge Fund”
- had experience with the trading and crypto exchanges (Binance, Okex, Cexio, Bithumb, Huobi, FTX, GateIO, etc.)
- analyzed external APIs, did a lot of research. Integrated crypto exchanges API to the project
- implemented place/cancel order, withdrawal balances, get balances, get trades, get metadata and etc. by REST.
- implemented getting updates about order book, changes balances and changes orders by WebSocket using Netty library and RxJava .
- refactored existing codebase, created new modules for optimizing the architecture, made improvements.
- tech lead of backend team which consist 3 backend developers
- worked as mentor of trainees on my project
- were responsible for API keys and secret keys from exchanges
- participated in task-estimating, plannings/groomings, worked according to Scrum methodology 
- responsible for delivering new features/fixed bugs to the production using TeamCity
- made code-review
- experience with reactive programming (RxJava)
- code coverage with tests. Using Junit 4/5, Mockito
- wrote project documentation in Confluence, wrote project API in Apiary

I want to grow as a backend developer, share experience and learn from others
Don't want to work with russians and for russian customers