Rafael Senior Software Developer on Blockchain projects | Programming:

Rafael K.

Last update: 18 May 2018

SENIOR

Software Developer on Blockchain projects

A passionate programmer with more than 8 years of experience. I’m interested in increasing my experience and getting new experience in modern technologies, Multilayered Architectures, Scalable System, BigData, NoSql.

All rates are indicative, annual rate includes 20% discount

20% discount on yearly basis

GMT+2 East Europe

Kyiv/Ukraine

TECH STACK

Full Stack Development Software Development

Programming Languages:

Java JavaScript Scala Solidity

RDBMS:

Cassandra MongoDB PostgreSQL Apache Kafka Apache Spark HBase DynamoDB

Operating Systems:

Linux Windows macOS iOS Operating System

Development Tools:

Atom Git VIM

Other skills:

Ethereum Smart Contracts Blockchain

Libraries/Frameworks/Tools:

AngularJS Backbone.js React.js Akka Play Framework Redux Spring Boot Truffle

PORTFOLIO HIGHLIGHTS

Apr `18 – Present

10 months

Big.io project

Smart Contract Developer

Smart contract development and testing, general token design, edge cases, domain driven development, API integration.

Big.io project smart-contracts

Technologies Stack:

Solidity Smart Contracts

Mar `18 – Apr `18

1 month

EtherPool project

Smart Contract Developer

Smart contract development and testing, general token design, edge cases, domain driven development, API integration.

EtherPool project

Technologies Stack:

Solidity Smart Contracts

Oct `17 – Dec `17

2 months

Investment fund smart contract

Smart Contract Developer

Smart contract development and testing Investment Fund smart contract with multi-authorization and profit distribution.

Smart contract development and testing Investment Fund smart contract with multi-authorization and profit distribution

Technologies Stack:

Ethereum Solidity Truffle

Aug `17 – Dec `17

4 months

First investment-grade crypto coin

Smart Contract Developer

Tokens design and development, smart contract development and testing, customized wallets development. The ICO project.

First investment-grade crypto coin

Technologies Stack:

AngularJS Ethereum Solidity Truffle

Mar `17 – Apr `17

1 month

IBM Watson Blockchain, Hyperledger loyalty system

Smart Contract Developer

Smart contract development and testing, general token design, edge cases, domain driven development, API integration. Token design + Smart contract

IBM Watson Blockchain, Hyperledger loyalty system

Technologies Stack:

Hyperledger Blockchain

Blockchain development agency #264

10-50

Kyiv/Ukraine

GMT+2

Core Expertise

Bitcoin C++ Java Ethereum Hyperledger Solidity Blockchain

Industries

Information services & Technologies, Statistics & Atalytics

A blockchain development agency and works on projects in blockchain industry implying development of smart contacts; research, deployment and customization of blockchain solutions; technical advisory to blockchain companies; technical consultancy on token sales / initial coin offerings.

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