Hire Ethers.js Developer

ethers.js

Ready to build something big on Ethereum? Our Ethers.js developers at Upstaff are here to make it happen—turning your ideas into working DApps with a library that’s all about getting to the point. They’re experts at using Ethers.js to connect your app to the blockchain, manage smart contracts, and link up wallets, all while keeping things fast and secure. Whether you’re diving into DeFi, NFTs, or a custom Ethereum project in 2025, this is your crew to get it done right.

Upstaff is the best deep-vetting talent platform to match you with top Ethers.js developers for hire. Scale your engineering team with the push of a button

ethers.js

Meet Our Devs

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Solidity
Ethers.js
Web3.js
Next.js
BEP-20
BEP-721
BNB
dApps
DeFi
ERC-1155
ERC-20
ERC-721
ETH (Ethereum blockchain)
Ganache CLI
Hardhat
NFT
OpenZeppelin
Truffle
CLI
Embark
MythX
Slither
...

- Experience working with Solidity; - Good understanding of Blockchain technology; - 3+ years of experience in Smart Contract development; - Deep skills with Hardhat, and Truffle; - Experience working with ethers.js and Web3.js; - Good knowledge of Ethereum, and BNB Chain; - Experience working on dApps, DeFi, and NFT projects; - In-depth abilities in creating and deploying ERC20, ERC721, ERC1155, BEP20, and BEP721 tokens; - Intermediate English.

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Seniority Middle (3-5 years)
Location Kazakhstan
TypeScript 5yr.
React 5yr.
Redux 3yr.
Solidity 2yr.
DAO
Ethers.js 2yr.
Hardhat 2yr.
OpenZeppelin 2yr.
BitBucket
Git
Github Actions
GitLab CI
Microsoft Visual Studio Code
WebStorm
...

- Software engineer with 5+ years of experience in computer science and software engineering. - Proficient in JavaScript, TypeScript, and Solidity programming languages. - Extensive experience in frontend development using React, Redux, Zustand, and other related libraries. - Deep knowledge of blockchain technologies, including Hardhat, ethers.js, and OpenZeppelin. - Skilled in project management, with experience in developing decentralized applications and smart contracts. - Familiar with software development methodologies such as Scrum and Kanban. - Strong problem-solving and team-working skills, always ready to learn new technologies and take on new challenges.

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Seniority Senior (5-10 years)
Location Georgia
JavaScript 5yr.
Web3.js
React
WebRTC
Ant Design 5yr.
Java
TypeScript
Ajax
Bootstrap
Bootstrap 4
CSS
HTML
Material UI
SCSS
Socket.io
Storybook
Styled components
Tailwind CSS
Ethers.js
i18next
Mobx
React Hooks
React Query
Redux
Redux Thunk
Redux-toolkit
Express
Ext JS
GatsbyJS
NestJS
Next.js
Node.js
MongoDB
PostgreSQL
Blockchain
Agile
Clean Architecture
Kanban
Scrum
Cypress
Jasmine
Jest
Mocha
React-testing-library
Unit Testing
dApps
Hardhat
Solana
Docker
Problem Solving
WebSockets
Chakra UI
CSS3
Openai
React-hook-form
seo
WAGMI
Zustand
...

- 5+ years of experience as a Front-end JavaScript Developer; - 5+ years of experience in React.js; - Proficient in Solana Blockchain operations, including managing deposits, executing transfers, creating Phantom wallets, and handling contract call interactions; - Strong abilities working with Web3; - Deep experience in Next.js technology; - Experience with WebRTC, Soket.io; - Good knowledge of Tailwind CSS, Bootstrap, and Chakra UI; - Experience working with Redux, and Docker; - Familiar with Node.js; - Proficiency in testing frameworks like Jest and Cypress; - E-commerce, web, and mobile applications, including learning platforms, chatbots, dApps, and cryptocurrency wallet extensions.

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Seniority Senior (5-10 years)
Location Castel San Giovanni, Italy
PHP 9yr.
JavaScript 9yr.
MySQL 9yr.
Solidity
Git 9yr.
SOLID 2yr.
C/C++/C# 1yr.
Laravel 1yr.
C++
Python
CodeIgniter
CodeIgniter 3+
CSS
HTML
Ethers.js
Web3.js
Node.js
Remix
MongoDB
BitBucket
Bitcoin Blockchain
BSC
ETH (Ethereum blockchain)
Hardhat
MetaMask
Phantom
Tron
Truffle
WalletConnect
Docker
LAMP
OpenCart
WordPress
Telegram API
LEMP
MERN stack (MongoDB, Express, React, Node)
Metamask SDK
Opencart 3
...

- 10+ years experience as a Full-Stack Developer with of developing robust web applications and services, including extensive experience in both frontend and backend technologies; - Technical proficiency with PHP and MySQL for server-side development, advanced JavaScript utilization on the client side; - Strong abilities with blockchain technology engagement, including smart contracts and wallet development using Solidity, Hardhat, Truffle, WalletConnect, and Metamask SDK; - Experienced with libraries Web3.js, and Ethers.js; - Ability to work Ethereum Blockchain, Binance Smart Chain (BSC), with different wallets including MetaMask; - Adept at working with a variety of frameworks and languages beyond core competencies, such as Laravel, Solidity, Node.js, and C++; - Up-to-date with modern practices, possessing comprehensive experience in codebase upgrades, performance optimization, and integrating third-party APIs; - Successfully led a development team, demonstrating strong leadership and project estimation skills.

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Seniority Senior (5-10 years)
Location Ukraine
Solidity
JavaScript
TypeScript
Ethers.js
Node.js
React
Chai
Hardhat
Truffle
Web3
...

- 4 years of experience in Ethereum blockchain and Solidity programming. - 2 years of experience in C , Python programming. - Highly professional blockchain developer with comprehensive accomplishments applying high-security smart contracts to ensure success and achieve goals. - Strong experience in EVM-compatible smart contracts development. Demonstrated success developing and seamlessly executing smart contracts in complex DeFi and DEX structures. - Upper-Intermediate English - Available ASAP

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Seniority Middle (3-5 years)
Location Bauru, Brazil
Rust 3yr.
TypeScript 2yr.
Solidity 2yr.
Docker Compose 4yr.
Python 3yr.
AWS SQS 3yr.
Github Actions 3yr.
JavaScript 2yr.
AWS DynamoDB 2yr.
Terraform 2yr.
GitLab CI 2yr.
SOLID 2yr.
Tokio 2yr.
Actix Web 1yr.
Express 1yr.
Node.js 1yr.
CouchDB 1yr.
MongoDB 1yr.
Hyperledger 1yr.
Helm 1yr.
Jenkins 1yr.
Kafka 1yr.
Ethers.js
Web3.js
Anchor
EIP
ERC-1155
ERC-20
ERC-721
Ganache CLI
Hardhat
IPFS (InterPlanetary File System)
Web3
API
Slither
Solhint
SPL
Waffle
...

Blockchain Developer and Software Engineer with over 5 years of hands-on experience. Skilled in multiple key programming languages including Rust, Solidity, Python, JavaScript, and TypeScript, and proficient in English with a B2 level. Holds a comprehensive education in Computer Science and Software Engineering. Technical expertise is demonstrated in diverse blockchain environments like Ethereum, Polygon, and Solana, including advanced skills in smart contracts development, security optimizations, and integration of various blockchain technologies. Proven track record in backend development with frameworks such as Django and Node.js, cloud services like AWS, and proficiency in DevOps tools such as Docker, Kubernetes, and Terraform. Successfully improved deployment speeds by 40% through Helm charts and bolstered smart contract security to mitigate 95% of exploit vectors. Combines a passion for programming with effective leadership and project management abilities which contributes to technological advancements and project success.

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Seniority Senior (5-10 years)
Location Georgia
React
Web3
JavaScript
PHP
TypeScript
Angular
AngularJS
jQuery
Vue.js
CSS
HTML
JSS
Material UI
SCSS
Styled components
Ethers.js
JSX
Mobx
React Hooks
React Native
React-Saga
React Testing Library
React Thunk
Recoil
Redux
RxJs
Webpack
Laravel
Yii
Firebase
MySQL
SQL
Adobe Photoshop
Sketch
Apache HTTP Server
Nginx
CLI
Docker
WordPress
Git
GraphQL
RESTful API
Jest
JMeter
Postman
...

- Senior software developer with about 7 years of experience - Web applications for crypto finance (including wallet for Ethereum using ether.js (deposit, withdrawal, staking operations) and web3.js (connect Metamask, get balance, withdraw and deposit tokens) - Maintaining web applications with Front-end jQuery, Vue.js, React.js, React Native, Angular.JS, Angular 2+ and PHP Laravel, WordPress - Hands-on experience of both working as a single developer and being a part of big Agile teams.

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Seniority Senior (5-10 years)
Location Kharkiv, Ukraine
Solidity
JavaScript
Ethers.js
Node.js
Vue.js
Chai
Hardhat
Truffle
Web3
Mocha
Unit Testing
...

- Development and security audit of smart contracts for EVM compatible blockchains. - Deep experience in the development of NFT (ERC721/1155) tokens and in the Defi industry. - Upper-intermediate English. - Available ASAP.

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Seniority Middle (3-5 years)
Location Portugal

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Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Manager
Maria Lapko
Global Partnership Manager
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Hire Ethers.js Developers

Need a hand building Ethereum apps that actually work? At Upstaff, our Ethers.js developers are ready to jump in and code up decentralized solutions that connect to the blockchain without the headaches. They use Ethers.js—a lightweight JavaScript library—to talk to Ethereum nodes, deploy smart contracts, and handle wallet interactions, all while keeping things clean and fast. Whether you’re putting together a DeFi tool, an NFT drop, or a custom DApp, our team’s got the skills to make it run smooth and secure, tapping into Ethereum’s mainnet or testnets like Sepolia.

We’re talking about pros who can take your idea and turn it into something real—think querying blockchain data, signing transactions, or integrating with MetaMask, all coded up with Ethers.js’s slick API. They’ve handled real-world projects and know how to keep gas costs low and errors at bay. Hiring with us means you get someone who’s been around the Ethereum block, ready to deliver in 2025’s fast-moving web3 world, where Ethers.js is still a go-to for devs who want control without the bloat.

What’s Ethers.js All About?

Ethers.js is a JavaScript library that makes Ethereum development less of a mess. It’s a lean way to connect DApps to the blockchain—reading balances, sending transactions, or deploying contracts—without drowning in complexity like some older tools. You can use it to talk to any Ethereum-compatible network, from mainnet to Arbitrum, with simple commands that handle stuff like signing messages or parsing event logs. It’s been around since 2016, built by Richard Moore, and by 2025, it’s still a favorite for its small size (under 200 KB) and wallet-friendly features like mnemonic phrases and HD key derivation.

Where Ethers.js Shines

This library’s a workhorse for all kinds of Ethereum projects. In DeFi, our developers use it to fetch token prices or execute swaps by calling smart contracts straight from the app. For NFTs, it’s perfect for minting tokens or checking ownership on-chain with a few lines of code. It’s also great for wallet apps—think showing a user’s ETH balance or letting them send funds with a button click. Since it plays nice with EVM chains like Polygon or Optimism, it’s a flexible pick for anything that needs to ping the blockchain and get a straight answer.

Who Are Our Ethers.js Developers?

Our Ethers.js crew usually comes from solid coding backgrounds—some with computer science degrees, others with years grinding out web or blockchain gigs. They’re sharp with JavaScript or TypeScript, since that’s Ethers.js’s turf, and most have messed with Ethereum before, building DApps or tinkering with tools like Hardhat. A lot of them have fintech or crypto startup experience, so they get how to keep transactions safe and users happy. They’re the type who’ve debugged a failed contract call at 2 a.m. and lived to tell the tale.

How to Spot the Right Ethers.js Experience

Want to know if a developer’s got the Ethers.js goods? Ask what they’ve built—have they deployed contracts with it or hooked up a front-end to mainnet? Look for ones who’ve used its Provider API to query blocks or handled wallet signing with ethers.Wallet. Our devs can tell you about times they cut gas costs with batch calls or fixed a nonce mismatch on Ropsten. If they talk specifics—like tweaking ethers.Contract for events or using Alchemy nodes—they’ve got the chops. Real experience shows when they can explain a screw-up they fixed without sweating.

Ethers.js Tech in 2025 and Beyond

By March 2025, Ethers.js is still holding strong in the Ethereum scene—it’s not going anywhere fast. With Ethereum’s Layer 2 boom (think Arbitrum or zkSync), our developers see it sticking around for its adaptability—handling rollups or sidechains without a hitch. The library’s getting small updates (v6 is out now), and the community’s buzzing about tighter wallet integrations and better ABI parsing. Down the road, expect it to mesh with cross-chain bridges or zero-knowledge tech as web3 sprawls. Hiring an Ethers.js dev now sets you up for a year where Ethereum’s still king, and this tool’s keeping pace.

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Talk to Our Expert

Our journey starts with a 30-min discovery call to explore your project challenges, technical needs and team diversity.
Manager
Maria Lapko
Global Partnership Manager

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FAQs on ethers.js Development

What is a ethers.js Developer? Arrow

A ethers.js Developer is a specialist in the ethers.js framework/language, focusing on developing applications or systems that require expertise in this particular technology.

Why should I hire a ethers.js Developer through Upstaff.com? Arrow

Hiring through Upstaff.com gives you access to a curated pool of pre-screened ethers.js Developers, ensuring you find the right talent quickly and efficiently.

How do I know if a ethers.js Developer is right for my project? Arrow

If your project involves developing applications or systems that rely heavily on ethers.js, then hiring a ethers.js Developer would be essential.

How does the hiring process work on Upstaff.com? Arrow

Post Your Job: Provide details about your project.
Review Candidates: Access profiles of qualified ethers.js Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.

What is the cost of hiring a ethers.js Developer? Arrow

The cost depends on factors like experience and project scope, but Upstaff.com offers competitive rates and flexible pricing options.

Can I hire ethers.js Developers on a part-time or project-based basis? Arrow

Yes, Upstaff.com allows you to hire ethers.js Developers on both a part-time and project-based basis, depending on your needs.

What are the qualifications of ethers.js Developers on Upstaff.com? Arrow

All developers undergo a strict vetting process to ensure they meet our high standards of expertise and professionalism.

How do I manage a ethers.js Developer once hired? Arrow

Upstaff.com offers tools and resources to help you manage your developer effectively, including communication platforms and project tracking tools.

What support does Upstaff.com offer during the hiring process? Arrow

Upstaff.com provides ongoing support, including help with onboarding, and expert advice to ensure you make the right hire.

Can I replace a ethers.js Developer if they are not meeting expectations? Arrow

Yes, Upstaff.com allows you to replace a developer if they are not meeting your expectations, ensuring you get the right fit for your project.