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Douglas Acosta

Full Stack Engineer

Adaptable Full Stack Engineer with almost 8 years of experience specializing in React, Node.js, and blockchain technologies. Building impactful, advanced applications with Web3, Solidity, and modern web frameworks.

About Me

Adaptable Full Stack Engineer with almost 8 years of experience specializing in React, Node.js, and blockchain technologies including Solidity, Ethers.js, and Web3. I have a proven ability to quickly master diverse technologies and contribute effectively within collaborative team environments.

Passionate about building impactful, advanced applications and committed to continuous learning and complex problem-solving. My experience spans from developing decentralized applications (DApps) and NFT platforms to building robust backend services within the Polkadot.js ecosystem.

Tech Stack

TypeScript
JavaScript
Solidity
Python
Go
React
Vue
Next.js
React Native
Express.js
NestJS
Node.js
Web3.js
Ethers.js
Polkadot.js
MySQL
PostgreSQL
MongoDB
Firebase
Docker
Git
Tailwind CSS
👨‍💻

Work Experience

8 years of building innovative solutions across blockchain, Web3, and modern web technologies

Nodle
San Francisco, CA (Remote)

Fullstack Engineer

March 2022 – November 2025

Developed Web3 features and DApps using React and Solidity. Built robust backend services with NestJS in the Polkadot.js ecosystem.

ReactSolidityNestJSPolkadot.jsWeb3SwiftKotlin
LINGO
Mauritius (Remote - Part time)

Frontend Engineer

May 2025 – October 2025

Developed Web3 features using Vue.js for decentralized applications. Built miniapps with React for Coinbase and Farcaster.

Vue.jsReactWeb3Coinbase SDKFarcaster
Innoloft GmbH
Germany (Remote)

Frontend Engineer

November 2020 – April 2022

Contributed to a large-scale B2B platform, implementing key features using React and PubNub SDK.

ReactJavaScriptPubNub SDKB2B Platform
Coinsenda
Colombia (Remote - Part time)

Frontend Engineer

February 2020 – November 2020

Developed the primary customer-facing landing page and user dashboard for the main financial product.

ReactJavaScriptFinancial Platform
Blocksize
Costa Rica (Remote)

Fullstack Engineer

January 2018 – January 2020

Contributed to blockchain projects including cryptocurrency wallets, exchange platforms, and multi-level marketing systems.

Ethers.jsTypeScriptReactElectronMobXFirebaseMySQL
Xourse
Costa Rica

Fullstack Engineer

January 2017 – January 2018

Developed mobile and web applications using React.js, Firebase, Node.js, Redux, SharePoint, Express.js, and Web3.js.

React.jsFirebaseNode.jsReduxSharePointExpress.jsWeb3.js

Get In Touch

Let's create something amazing together

Contact & social

Interested in working together? Feel free to reach out for collaborations or just a friendly hello.

douglasacostaaquino@gmail.com
+34 611 823 343 (WhatsApp)
Madrid, España

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