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Serhii V.

Serhii V.

Software Engineer

Followers of Serhii V.272 followers
location of Serhii V.Calgary, Alberta, Canada

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  • Timeline

  • About me

    Backend Developer NodeJS NestJS

  • Education

    • Odessa National Polytechnic University

      2000 - 2006
      Magistr Computer and Information Sciences, General

  • Experience

    • KP "Heat Supply of the City of Odessa

      Jun 1998 - Jun 2006
      Software Engineer

      I was developing Firebird database software for Windows

    • Department of Land Resources of the city of Odessa

      Jun 2008 - Jun 2010
      Manager IT

      Development of document management software in Delphi , Maintenance of servers and office equipmentImplementation of GIS6 program

    • Heating plant

      Jan 2010 - Jun 2014
      IT Manager

      Development of an automated electricity metering systemImplementation of the program of charges and payments for the population.Delphi, firebird

    • Public utility Energy

      Jan 2014 - Feb 2021
      Backend Developer

      - Development of customized database management software. - Development of database structure and management systems- Development of sites for the customer

    • Kuna XO

      Feb 2021 - Jun 2021
      Backend Developer NodeJS

      A project for the implementation of the REST API for a mobile platform for buying and selling cryptocurrencies from bank cards.The peculiarities of this system was the implementation of an alternative method of buying and selling cryptocurrency in a short period of time, with the conversion of funds into the desired coinUsed the following:NodeJs, Postgres, Express, Redis, Api Kuna, api.cryptocompare.com, API paycore.io, apple auth, google auth.https://kunaxo.com

    • CryptoDao

      Jul 2021 - Aug 2022
      CryptoDao

      Developing backend and microservices for crypto exchange:Realization of the logic of buying and selling cryptocurrency. Transfer of NodeJS code to the NestJS platform, code refactoring. Realization of debiting and replenishment of money from the bank account. Control of fiat currencies in the user's wallet https://cryptodao.comhttps://exzi.comNodeJS, NestJS, Express, REST API, rabbitMQ, mysql, WebSocketDocker, GitLab, MariaDB, Couchbase, Linux, apidoc, Web3, Binance,Skils: NodeJS, NestJS, Express, REST API, rabbitMQ, mysql, WebSocketDocker, GitLab, MariaDB, Couchbase, Linux, apidoc, Web3, Binance, Show less

    • Nimbus

      Aug 2022 - Jan 2023
      Backend Developer

      Developing a microservice architecture for an application. Implementation of gRPC functions. Development of microservice for transaction control in Blockchain. Blockchain logging. This allowed us to greatly reduce the cost of requests in Blockchain Development of Telegram chat bot for system notifications and microservice management

    • ESHYFT

      Jan 2023 - now
      Back End Developer

      Design and implementation of a microservices framework for Google Cloud Platfom. Optimization of database queries. Analyzing system performance, logging.Writing Jest testsRefactoring and optimization of NestJS codeImplementing: - RabbitMQ - Google Cloud Schedule - Google PubSub, - Google Logs

  • Licenses & Certifications