Sergey B. Full Stack web3 developer

Blockchain and Cryptography, Wallet and Web3 Integration

Summary

- Full Stack Developer with strong Blockchain skills.
- 10+ years of experience in IT.
- Experience with Blockchain projects since 2017.
- In-depth knowledge of blockchain integration to the backend.
- Upper-Intermediate English.
- Available ASAP.

Experience

Software engineer in ArtJoker project

December 2022 – June 2023
Description: The ultimate multi-chain gaming platform that offers a seamless and secure gaming experience to players worldwide. Operates on a decentralized platform that uses
blockchain technology, which provides users with a high level of transparency and
security. Is one of the most promising multi-chain i-gaming platforms that offer the best
conditions for players from all over the world.
Responsoblities:

  • Design and develop platform architecture from scratch
  • Setup deployment infrastructure on AWS

Technologies: Node.JS(Nest.JS), PostgreSQL, Redis, React.JS, AWS

Software engineer in Smartlands project

February 2022 – November 2022
Description: Smartlands is a worldwide Platform for tokenization of real economy assets by issuing asset-backed tokens (ABT). Use a ready, secure and proven solution developed by
Smartlands.
Responsoblities:

  • Microservices Architecture
  • Smartlands Wallet development
  • Smartlands investment platform development
  • Developing new API endpoints for new structure

Technologies: Node.JS(Express.js, Nest.JS), PostgreSQL, Redis, React.JS, AWS

Software engineer in Metasaurs NFT project

October 2021 – January 2022
Description: Metasaurs are computer generated by Dr. DMT in The Lab from 300+ hand drawn traits,
each Metasaur consists of between 4-7 combined traits, of various rarities.
Responsoblities:

  • Microservices Architecture
  • Setup Infrastructure on AWS
  • Developing API endpoints
  • FE work

Technologies: Node.JS(Nest.JS), PostgreSQL, Redis, React.JS, AWS

Software engineer in Defiyield project

February 2021 – September 2021
Description: Manage assets across blockchains, generate returns from cryptocurrencies, access the best token swap rates and more
Responsoblities:

  • Microservices Architecture
  • Developing new API endpoints for new structure

Technologies: Node.JS(Nest.JS), PostgreSQL, Redis, React.JS, AWS

Software engineer in SafeSeaNet project

 July 2016 – till now
Description: Estonian government project for tracking ships and data synchronization in EU
Technologies: PHP(Laravel), MYSQL, MSSQL, CASSANDRA, Query
Responsoblities:

  • Developing new API versions
  • Support code base for API and admin panel

Technologies: Node.JS(Nest.JS), PostgreSQL, Redis, React.JS, AWS

Lead Research Scientist in Agrello (remote)

July 2017 - July 2019
Description: Startup for sphere of Identity Verification, Digital Signatures and electronic contracts
Responsoblities:

  • ICO platform(https://token.agrello.org): Develop, code review and managed
    small team(5 developers): develop architecture, crypto-currencies API and token
    withdraw
  • elliptic cryptography (develop protocol for signing documents. ECDSA key split
    between server and mobile for additional security. Using ECDSA key for contract
    signature.)
  • Contract platform (Architecture for templates, contracts, blockchain service, etc.)
  • ICO platform for Nordcoin(https://www.nordcoinmining.com/) project

Technologies: Blockchain development(Ethereum(solidity), Hyperledger), elliptic cryptography, Vue.JS/React.JS, Node.js(AdonisJs), Java(Spring), PHP(Laravel, Lumen), Google Cloud, PostgreSQL

Software engineer in ITBSG (remote), 3dprinterOS project

November2014 - December 2016
Description: 3DPrinterOS is the largest and fastest growing virtual factory in the world, enabling direct 3D printing from any web enabled device. The cloud infrastructure helps
businesses and universities of all sizes securely access and manage their analytics, users, files and manufacturing machines from a single interface. Trusted by companies such as Bosch, John Deere and Universities such as Duke, Yale, UTEP, CalTech, Harvard and Texas A&M.
3DPrinterOS has manufactured over 675,000 parts in 100+ countries.
Responsoblities:

  • develop api for client integration
  • redesign / develop server api for 3D printer integration
  • dashboard optimization (redesign sql architecture and decrease number of requests to server; UI optimization thankfully for virtual rendering) only visible elements on the page
  • improvement for ajax requests hell

Technologies: PHP(Kohana, Laravel), C++, PostgreSQL, Cassandra, Redis, Solr, AWS, Microsoft Azure

Middle web Developer, C-format studio

November, 2011 - July, 2014
Technologies: PHP, MySQL, Memcache, jQuery

Junior web Developer, Dmytro Babych studio

July, 2010 – June 2011
Technologies: PHP(Netcat cms, Yii), MySQL, jQuery.

Education

PhD-candidate at Lodz University of Technology, Nonlinear Dynamics in Networks of Coupled Oscillators, Solitary & Chimera States
October, 2014 - till now

Master of Science, Applied Math, National University of Kyiv-Mohyla Academy

Bachelor of Science, Applied Math, National University of Kyiv-Mohyla Academy