Emre Keskin

Senior Full-Stack Engineer

6+ years building production systems in TypeScript, Node.js and Next.js — from smart contracts handling user funds to infrastructure serving 20B+ requests/month.

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Experience

KoinArcade

Founder & Full-Stack Developer

Remote · January 2026 - Present

Built the full-stack platform (Next.js, Node/Fastify, MongoDB, Redis, WebSockets) supporting real-time matchmaking, spectating live matches, leaderboards, and automated tournament flows.
Founded a web-based Web3 skill-gaming platform with free practice, PvP matches, and tournaments, reaching ~3,000 users and ~32,000 games played in its first 6 months on mainnet.
Designed and deployed upgradeable Solidity smart contracts (OpenZeppelin) for the platform vault handling token deposits and withdrawals.

Simply Staking

Full Stack Blockchain Developer

Malta (Remote Contractor) · January 2024 - July 2025

Developed Spectrum Nodes, a Node-as-a-Service platform now processing 20B+ API requests monthly across 150+ networks, with automated deployment, monitoring, and lifecycle management.
Integrated the Fuel Network into Hyperlane's interoperability bridge protocol (including UI and CLI tooling), enabling secure cross-chain messaging and asset transfers across 100+ blockchain networks.

Rise In

Web3 Content Developer

USA (Remote Contractor) · June 2023 - March 2024

Developed a 6-hour, 22-lesson Solana development bootcamp officially endorsed by the Solana Foundation, hosted on solana.com/developers and joined by ~16,500 builders.
Developed a 10-hour, 22-lesson Chiliz development bootcamp with the Chiliz team, hosted on their official docs.
Delivered developer tutorials and live coding sessions across Polkadot, ICP, and BNB.

Nova Ratio

Full Stack Blockchain Developer

Turkey (Remote Contractor) · February 2022 - February 2023

Implemented custom CW721 NFT contracts (random-metadata minting, airdrop, staking, marketplace, upgrades) and CW20 token contracts for experimental DeFi products.
Products shipped (Stake Dragons, Fortis Oeconomia, Inspirest) together reached ~5,000 users and ~15,000 on-chain transactions.

Laundrative

Full Stack Developer

Ankara, Turkey · February 2021 - December 2021

Development of two mobile applications and a website which deliver online ordering and POS software for laundry and dry cleaning service providers.
Client-side of all applications (including cross-platform mobile applications) are built with React and React Native.

Skills

TypeScript
Node.js
Next.js
React
React Native
Redis
MongoDB
WebSockets
Docker
AWS
Solidity
Rust

Education

EU Business School
Master's degree, Finance (3.4 GPA - Cum Laude)
Barcelona, Spain · 2022-2023
Bilkent University
Bachelor's Degree, Computer Science
Ankara, Turkey · 2015-2020
TED Ankara College
Science/Mathematics Student
Ankara, Turkey · 2006-2015

Certifications

Complete NFT Web Development (2021): Solidity - Web3js
Build a Blockchain & Cryptocurrency Edition (2020): Blockchain development fundamentals
React Native – The Practical Guide (2020): Mobile application development
IELTS (2020): Score 8.0

Languages

English, Turkish