Oleksii Vasylenko

Web3 Developer / Technical Lead

Web3Technical LeadDeveloper

Personal Profile

A versatile full-stack developer with expertise spanning from React frontends to Rust backends. Driven by a passion for Web3 technologies, performance optimization, and data visualization, I excel at building complex systems that are both efficient and scalable. My comprehensive understanding of the entire development stack enables me to architect and implement sophisticated solutions, from high-performance web applications to blockchain protocols and real-time data visualization systems.

Full Stack

Frontend to Rust

Web3

DApps & Protocols

Data Viz

Complex Systems

Performance

Optimization Expert

Technical Skills

Frontend

React

Next.js

TypeScript

TailwindCSS

Redux Toolkit

React Query

Vite

Webpack

Micro-Frontends

Backend

Node.js

Express

NestJS

Python

FastAPI

GraphQL

REST

WebSockets

RabbitMq

Databases & Storage

PostgreSQL

MySQL

MongoDB

ClickHouse

Redis

RocksDB

Memcached

Cloud & Infrastructure

AWS

GCP

Azure

DigitalOcean

Lambda

EC2

ECS

RDS

Cloud Functions

Cloud Run

Kubernetes

Docker

GitHub Actions

Vercel

Terraform

Web3 & Cryptography

ZK-SNARK

ZK-STARK

Circom

Zero Knowledge Proofs

Elliptic Curve Cryptography

Homomorphic Encryption

Solidity

Rust

WASM

Smart Contracts

ethers.js

Web3.js

Hardhat

Foundry

ERC Standards

DeFi Protocols

NFT Standards

MetaMask

WalletConnect

Ledger Integration

Solana

Anchor

Solana Program Library (SPL)

Data Visualization

D3.js

Three.js

WebGL

Tableau

Technical Expertise

Work Experience

Web3 Developer

Panther Protocol

June 2023 - December 2024Remote

Web3 Developer

Mailchain

March 2022 - June 2023Remote

Frontend Architect

PropertyGuru

April 2020 - March 2022Singapore

Frontend Architect

ZuZu Hotels

November 2019 - April 2020Singapore

Rust Developer

Kobvel Software Consulting

November 2019 - April 2020Remote

Senior Full-Stack Developer

Xen Technologies

December 2018 - November 2019Singapore

Head of Product Development

Data Laboratories

August 2015 - October 2019Singapore

Full-Stack Developer

Lohika

May 2011 - October 2014Odessa, Ukraine

Side Projects

Skillcrucial.com

3,000+ users

Founded Skillcrucial.com, an online coding school, where I designed a robust CMS and created distributed systems for efficient task validation. Since its launch, Skillcrucial.com has attracted over 3,000 users, facilitating a community-driven learning platform for aspiring developers.

Mynft.is

Portfolio tracking

Developed an NFT dashboard (mynft.is) offering comprehensive data visualization and portfolio management, leveraging OpenSea and Ethereum data.

Open Source Contributions

Mailchain SDK JS

Open Source

Developed JavaScript SDK for Mailchain, a messaging protocol enabling cross-protocol communication. The SDK allows users to send messages to any blockchain address across different protocols, making blockchain communication more accessible and unified.

Education

Bachelor of Computer Engineering

With Honors

Sevastopol National Technical University

Graduated 2011

Communities

Skillcrucial

Mentoring different developers to become better js developers

ZK-monk

Lecturer on Elliptic Curve Cryptography and Math at zkmonk.org, teaching fundamental mathematical concepts behind zero-knowledge proofs

Why You Should Hire Me

Extensive Web3 Expertise

With years of experience in blockchain technologies, smart contracts, and decentralized applications, I bring cutting-edge knowledge to your Web3 projects.

Full-Stack Proficiency

My diverse skill set spans front-end, back-end, and blockchain development, allowing me to contribute to all aspects of your project.

Proven Track Record

I've successfully delivered complex projects for renowned companies, consistently meeting and exceeding expectations.

Innovation-Driven

I'm passionate about exploring new technologies and finding innovative solutions to challenging problems.

Strong Collaboration Skills

I excel in team environments, leveraging my communication skills to ensure smooth project execution and knowledge sharing.

Ready to bring innovation and expertise to your team? Let's connect and discuss how I can contribute to your success.

Let's Connect

lxvslnk@gmail.com

/in/oleksii-vasylenko/

GitHub

ovasylenko

Twitter

_alphaGeek

Blog

@oleksii.vasylenko

Stack Overflow

rocktheworld

Feel free to reach out through any of these channels. I'm always open to new opportunities and connections.

Oleksii Vasylenko - Web3 Developer and Technical Lead Portfolio