Lev Lavryniuk

Fullstack software engineer

Rust, TypeScript, web services/infrastructure/tooling.

I write Rust and TypeScript. Fast things, reliable things. Currently at American University Kyiv studying software engineering.

Web services/ui's, dev tooling, infrastructure, systems programming. Sometimes playing drums and computer games.

Experience

2025 — Present

Fullstack Developer · Lioneight

Implemented UI based on Figma designs, created business logic in Go, and mentored junior developers. Working with a team of 9 people on complex web applications.

GoNext.jsTypeScript

2024 — 2025

Front-end Developer · Veido Solutions

Built responsive user interfaces from Figma designs and integrated backend APIs. Collaborated with a team of 12 developers on large-scale projects.

Next.jsReactTypeScript

2023 — 2024

Software Engineer · Kinston Trading

Created custom websites based on client requirements using Rust. Iterated on evolving client needs and delivered performant solutions.

RustWeb Servers

2023 — 2024

Software Engineer · Freelance

Built websites, scrapers, and custom software solutions for various clients. Delivered projects using Svelte, Next.js, and Rust.

RustSvelteNext.js

2022 — 2023

CTO & Lead Developer · Cleverize

Led a team of 3 developers, architected and designed the product from the ground up. Made key technical decisions and ensured project delivery.

Next.jsNest.jsTypeScript

Featured Projects

sqlorm

An ergonomic, lightweight SQL ORM for Rust with type-safe query building and powerful entity relationships.

Rust

Cherrytrader

A marketplace and fleet management solution for trucks, trailers and parts. Full-stack application with cloud infrastructure.

GoNext.jsGoogle CloudSpanner

Quicktips

A platform that allows creators to receive one-time donations from their fans. Built with performance and reliability in mind.

RustSvelteKitPostgres

Programming Language Interpreter

My own programming language written in Rust. A work in progress exploring language design and compiler construction.

Rust

levi.rs

A Rust HTTP 1.1 web server implementation. Learning systems programming by building from the ground up.

Rust

View more on GitHub

Skills & Technologies

Main Languages

RustTypeScriptGo

Related Skills

Web ServersgRPCProtobufKafka/RabbitMQCI/CDReact/Next.jsSvelte

Other Skills

DockerGitUnixDatabasesCloud Infrastructure

Languages

English (Professional)Ukrainian (Native)Russian (Native)German (Beginner)

Contact

If you'd like to discuss a project or just say hi, I'm always down to chat.

work@lavryniuk.com

Phone

+380 67 731 54 12

Location

Ukraine