AK
Ukraine
UTC+02:00 (Europe/Kiev)
Anton K.
Blockchain expert developer & tech leader with extensive experience in development of blockchain networks and its components as well as security audit
Higher Education Computer Science
$155K$124K/YEAR
20% discount on yearly basis
All rates are indicative, annual rate includes 20% discount
$11,600/MONTH
$77/HOUR

Expertise

Core technologies

C++ 10 years
Hyperledger 4 years
Blockchain 4 years
JavaScript 4 years
Internet of Things 4 years
Security audit 4 years

Other technologies

AWS
C#
Linux
Objective-C
Python
Qt
React.js
Windows
Cryptography
Database design
Go
JSON
Multithreaded Programming
Bash
Docker
MultiProccesing
OpenSSL
Penetration testing
macOS
Ethereum
Solidity
Smart Contracts
Ripple
EOS.IO

Portfolio Highlights

Ethereum-based Blockchain for food and beverages supply

Ethereum-based Blockchain for food and beverages supply

Technical supervisor of team

Reviewed technical solutions and code. Helped developers with complex technical issues. Created architecture design for side chains and bundles distributions.

AWS
C++
JavaScript
Node.js
React.js
Ethereum
Solidity
Blockchain

Blockchain based international money transfer system

Blockchain based international money transfer system

Development leader

Technical management of 8 devs (distributed team). Designed smart economics. Designed system architecture, prepared project estimation. Created and coordinated creation of technical specifications, communicated with business team on customers’ side. Developed smart contracts, OEP4 tokens. Participated in implementation of cryptowallet including web UI and back end logic. Took part in DevOps activities to deploy the network. Modified Ontology network, fixed the issues in consensus, reward logic.

AWS
JavaScript
Node.js
React.js
Cryptography
Database design
Go
Multithreaded Programming
Smart Contracts
Blockchain

Internal project aimed to build Blockchain department at Apriorit as part of strategic organizational goals

Internal project aimed to build Blockchain department at Apriorit as part of strategic organizational goals

Development leader

Built a Blockchain department within the company. Acquired engineers internally and through external hiring process. Developed a number of smaller projects, including ICO smart contracts, ERC20 tokens, smart contracts for dividend distribution, etc. Took part in pre sale activities, estimated projects of different complexity, executed the ones, which started in roles of tech leader and software developer. Researched different platforms and tools. Contributed into open source.

Ethereum
Smart Contracts
Blockchain
Security audit

Blockchain- based project for winemakers

Blockchain- based project for winemakers (ICO for a new craft wine plant in EU, software solution with blockchain technology involved to prove the origin of each wine bottle)

Development leader, software developer

Technical leadership for team of four developers. Designed smart economic. Designed whole system architecture and project estimates. Created technical specification, gathered requirements from customers’ representatives. ● Develop Ethereum smart contracts to store information about beverage (such as ingredients, conditions of production, and transportation). ● Reviewed peers’ technical solutions and code

JavaScript
React.js
Ethereum
Smart Contracts
Blockchain

Trading bot

Implementation of the trading algorithms for a high frequency trading bot.

Software developer

Implemented algorithms on Python using TDD technique. Communicated with cryptocurrencies exchanges over REST API and web sockets.

Python
Test Driven Development
WebSockets
REST API
Cryptocurrency

Cyber security project aimed to prevent from zero-days vulnerabilities

Cyber security project aimed to prevent from zero-days vulnerabilities

Development leader

Technical leadership. Researched proprietary file formats. Designed and estimated parsers development. Reverse engineering C++ applications and protocol. ICAP protocol implementation. Designed architecture of server side logic that works with clouds.

AWS
Azure
C++
Database design
Network Programming
Reverse engineering

Cross-platform QT application that works with clouds

Cross-platform QT application that works with clouds

Architect and technical leader

Technical leader of team of 20 software engineers. Designed high scalable architecture. Reversing and research of proprietary protocols. Participated in various performance optimizations. Reviewed technical solutions and code. Created unit tests.

Apple
C++
iCloud
Qt
Database design
Reverse engineering
Test Driven Development
Unit Tests

Security audit of the enterprise blockchain system

Security audit of the enterprise blockchain system

Security auditor

Performed security audit of various components of the system. Performed penetration testing. Simulated various attacks. Prepared an audit report based on the results.

JavaScript
React.js
Go
IBM SmartCloud
Penetration testing
Hyperledger
Blockchain
Security audit

About me

A highly proficient blockchain developer with 10+ years of full cycle of product development experience: from requirements gathering and architecture design to installation. Also, I am an experienced technical leader, running dozens of software development projects; in-house and with distributed teams. As a developer, I have deep understanding of blockchain architecture and secure database design (SQLite, MySql). I have extensive experience in smart contracts development (EOS, Ethereum, Graphene, Hyperledger, Ripple, Ontology), distributed systems and scalability problems, smart contract penetration testing and security audit. An expert in multithreading and multiprocess design. I have solid understanding of cryptography. With strong experience in Windows, Linux and Mac cross platform applications development as well as reverse engineering of С/C++, C#, Objective-C applications.

Cybersecurity&Virtualization agency #336

100-400
Kyiv/Ukraine, Dnipro/Ukraine, Zaporizhzhya/Ukraine, DE/US
GMT+2
Core Expertise
Arch Linux
ARM
ASP.NET
AWS
Azure
Bitcoin
Bluetooth
C
C#
C++
Cloud Engineer
CUDA
Eclipse
ERP
FPGA
GitHub
Go Engineer
HTML5
Java
JIRA
Linux
MySQL
.NET
Objective-C
Python
Qt
SaaS
Windows
Xcode
Artificial Neural Networks
Automated Testing
Bash shell scripting
Black Box Testing
Cloud Security Framework
Component Object Model (Microsoft COM)
Computer vision
Continuous Integration
Cryptography
Data Visualization
Desktop Applications
Device Driver Development
Embedded C
Embedded Linux
Embedded Systems
Git
Go
Golang
HTML
Kernel
Machine learning Engineer
Microsoft Visual Studio
Reverse engineering
Virtual Machine
Ansible
Bash
SQLite
Android NDK
Docker
MSSQL
Continuous deployment
Penetration testing
macOS
iOS Operating System
Android Operating System
Ethereum
Hyperledger
Caffe
FreeRTOS
Internet of Things
GitLab
Cryptocurrency
Blockchain
Business Analysis
Qt Creator
CUDA Toolkit
Hyperledger Fabric
Security audit
GoLand
Industries
Information services & Technologies, Safety & Security, Blockchain & Cryptocurrency, Cybersecurity & Data Protection, Data Science & Machine Learning, Automotive, Internet of Things
Cybersecurity, virtualization, cloud computing, SaaS development, Encryption as well as Machine Learning. We have accumulated significant technical skills and knowledge base thus providing our clients a competitive advantage when outsourcing software development projects to us. Blockchain smart contracts development, ML/DL/AI. Over our history, we have organically grown adding new technology domains to the team expertise and yet maintaining the same engineering, quality, and project management standards. We build long-term relations with our clients and place great care in delivery and quality. Apriorit is proud to possess expert programming skills in .NET development, C/C++, Phyton, C#, Obj-C, and other languages. Our expert knowledge in driver and kernel development domains, has been recognized by our clients and professional community.