Ivan

Ivan

$20/hr
CEO
ESKA
Reply rate:
-
Availability:
Hourly ($/hour)
Age:
40 years old
Location:
kiev, kiev, Ukraine
Experience:
10 years
 Profile: Software Development Name: Bogdan Position: Software Engineer Languages of programming: JavaScript, Python Frameworks and technologies: Express, Socket.io, React, Redux, Node.JS, Hyperledger, Angular, Blockchain, AIOHTTP, RxJS, Docker, Vagga, WebSocket, Redis. Databases: PostgreSQL, MySQL, MongoDB. Experience: Project: Unified Registry Description: Unified registry of property complexes of the territorial community. Involvement: 5 months Project role: Participation in the architecture team Fullstack developer Responsibility: front server development creation components, creation clients part code review Tools & Technologies: ​ JavaScript, ExpressJS, PostgreSQL Project: Task Management App For Owncloud Description: Development of the high load web application for a secure web-based project planning and collaboration management. Involvement: 4 months Project role: Fullstack developer Responsibility: development and integration of new features like: Activity Stream, Talks, Calendar, Contacts, Files, Gantt Chart, Project Dashboard. creation components, creation clients part Tools & Technologies: ​ PHP, MySQL Project: Jira-Plagin Description: Building interface on plugin for JIRA system Involvement: 3 months Project role: Front-end developer Responsibility: front-end JavaScript programming using Atlassian/AUI framework Tools & Technologies: ​JavaScript, Atlassian/AUI, Jira Project: SPS Website Toolbar Description: SPS - an accessibility toolbar that integrates on top of a website and allows multiple visual modifications for people with vision impairments. Involvement: 2 months Project role: Front-end developer Responsibility: front-end development code review Tools & Technologies: TypeScript, Webpack Project: DDK Core Involvement: 1.5 year Project role: Back-end developer Responsibility: design and development of peer network module and synchronization module for a distributed network. These modules are designed for: connecting to trusted peers discovering new peers ban/unban peers broadcast transactions, blocks and current node state request blocks from other peers for synchronization check consensus with the connected peers synchronize with peers to achieve consensus serializing network data into a byte buffer to reduce traffic. Tools & Technologies: Websocket, React, Inversify, Postgres, Docker, NodeJs, API. Project: ​ DDK Core 2.0 Description: ​ DDK is decentralized autonomous community provide you the ease of financial services including exchange and rewards in Blockchain. Involvement: 3 months Project role: Participation in the architecture team Back-end developer Responsibility: building architecture back-end development code review Tools & Technologies: ​ Websocket, React, Inversify, Postgres, Docker, NodeJs, API. Project: Blockchain Based Systems For Publicly Funded Universities Description: ​ Application for improvement education process. Automation of lecture attendance control. Providing statistic for University/School compliance. Includes mobile, web implementations. Involvement: 3 months Project role: Front-end developer Responsibility: Integration Hyperledger network into project. Hyperledger network was used for creation transaction between students, government and university. Tools & Technologies: TypeScript, React, Hyperledger Education: The National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”
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