Hire dApp Developer

dApp
Upstaff pairs you with top-tier dApp developers who construct secure and efficient decentralized applications customized to your requirements. Our developers excel in:
  • Smart Contract Development involves crafting and refining secure and efficient smart contracts for Ethereum, Solana and additional blockchain networks.
  • Backend and frontend development for decentralized applications involves building intuitive user interfaces alongside resilient back-end systems to ensure smooth interactions with blockchain networks.
  • Blockchain Integration combines decentralized applications with multiple blockchain networks to facilitate interoperability and smooth transaction processing.
  • By applying security best practices and conducting code audits we can prevent vulnerabilities and safeguard user assets.
  • We enhance dApps scalability and performance to deliver quick response times and efficient transaction processing under heavy network loads.
Upstaff provides access to leading dApp specialists who will advance your project to new stages. Join forces with skilled professionals to develop state-of-the-art decentralized applications with assurance today.
dApp

Meet Our Devs

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Node.js 5yr.
React 3yr.
Solidity
NFT
Python 10yr.
C++
JavaScript
R
TypeScript
Express
Next.js
HTML
XML
BigChainDB
Cosmos DB
CouchDB
MongoDB
MySQL
PostgreSQL
SQL
Asterisk
Avalanche
BEP-20
BSC
DeFi
ERC-1155
ERC-20
ERC-721
ETH (Ethereum blockchain)
ICO
IPFS (InterPlanetary File System)
TronChain
Wallets (Integration & Transaction Signing)
Bash
Perl
Docker
GitLab CI
Kubernetes
Odoo
Stripe
Payload Verification
Strap
...

• 15+ years of commercial software development experience • Solid knowledge of Solidity, C++, JavaScript, TypeScript; • Deep understanding of blockchain architecture and smart contract logic; • Cosmos, Tron, Avalanche, Binance Smart Chain, Ethereum dApps; • Strong skills in developing NFT smart contracts. Support and payload verification; • NFT Marketplaces (ERC - 721/1155), Crypto Payment Solutions & DeFi Cross Chain Bridges - ERC-20 Tokens, ICO, DEX, Staking, Swapping; • Highly qualified knowledge of Stripe payment system integration to blockchain data; • 10+ years experience working with Python; • 5 years experience working with Node.js; • Strong abilities with Express; • Experience working with Docker, and Kubernetes (K8s); • 3+ years of development experience with React.js. • No scheduled vacations within the next 3 months;

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Seniority Senior (5-10 years)
Location Ukraine
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
Python 5yr.
QA Automation 3yr.
Telegram API
Telegram Mini Apps
FastAPl 5yr.
RPA (Robotic Process Automation) 2yr.
Parse 2yr.
FastAPI
MySQL
SQL Alchemy
Crypto Services
TON
TonKeeper
Web3
pyTelegramBotAPI
FDD
Project Management
Mini-Apps
Mobile development
Multiprocessing
...

- Strong background in computer engineering and automation; - 5+ years of experience with Python; - Good knowledge of the blockchain industry and web3 project development; - Proven expertise in developing mobile applications, crafting solutions for crypto services, and creating telegram mini-apps; - Skilled in web automation, bot development, parsing, and working with web3 technologies.

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Seniority Middle (3-5 years)
Location Ternopil, Ukraine
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
Rust 2yr.
Solidity
C++
Go
JavaScript
PHP
TypeScript
Angular
NestJS
Node.js
React
Vue.js
Ethers.js
Web3.js
Laravel
MongoDB
MySQL
SQL
Anchor
Binance
BSC
DAO
Dapp
DeFi
DEX
ERC-1155
ERC-20
ERC-721
ETH (Ethereum blockchain)
EVM
Hardhat
HTX ECO Chain (Heco)
Hyperledger
MetaMask
NFT
NFT marketplace
Phantom
Polkadot
Polygon
Smart Contract
Solana
Tezos
Torus
Tron
Truffle
Web3
Principle
RESTful API
SSV network
...

- Engineer who has 6+ years of experience with many programming languages, frameworks, and platforms; - 2+ years experience with developing smart contracts on Rust; - Solid skills with Solidity; - Working experience in building an NFT marketplace platform on Polygon and Binance Smart Chain using ERC-721 and ERC-1155; - Experience with ether.js, web3.js, and JS/TS frameworks; - Familiar with blockchain Ethereum, Binance, Tron, Solana, Polkadot, Tezos, Polygon, Huobi ECO chain, etc; - Deep knowledge in implemented Metamask, Torus, and other wallets to increase user experiences with the web apps; - Advanced English; - Available ASAP.

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Seniority Senior (5-10 years)
Location Singapore
Web3
Node.js
NestJS
PostgreSQL
AWS
C++
Java
PHP
Solidity
AdonisJS
Angular
jQuery
React
Vue.js
Kohana
Laravel
Lumen
Yii
Spring
Cassandra
Memcached
Microsoft SQL Server
MySQL
Redis
Azure
GCP
AWS SQS
Apache Solr
Cross-chain Swaps
elliptic cryptography
ETH (Ethereum blockchain)
Hyperledger
ICO
NFT
Kafka
RabbitMQ
microservices architecture
Netcat cms
...

- Full Stack Developer with strong blockchain skills. - Over 10 years of experience in IT. - More than 7 years of experience with Node.js and Nest.js. - Strong skills with Express.js. - Over 7 years of experience with PostgreSQL. - In-depth knowledge of Docker and Kubernetes. - Experience with Angular. - Experienced in blockchain projects since 2017. - In-depth knowledge of blockchain integration into the backend. - Upper-intermediate English. - Available ASAP.

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Seniority Senior (5-10 years)
Location Ukraine

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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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How and where is dApp used?

  • Decentralized Finance: Automating financial transactions
  • Supply Chain Management: Ensuring transparency in the supply chain
  • Healthcare: Securely storing and managing patient data
  • Gaming: Creating unique in-game assets
  • Voting Systems: Ensuring secure and transparent voting processes
  • Real Estate: Facilitating property ownership and management
  • Identity Management: Securing personal identity information
  • Crowdfunding: Enabling decentralized fundraising
  • Energy Trading: Facilitating peer-to-peer energy trading
  • Insurance: Automating claims processing

 

Compare Junior, Middle, Senior, and Expert/Team Lead dApp Developer roles

Seniority NameYears of experienceResponsibilities and activitiesAverage salary (USD/year)
Junior1-2 years
  • Assist in dApp development
  • Code review
  • Bug fixing
$50,000
Middle3-5 years
  • Develop dApps
  • Implement new features
  • Optimize code
$70,000
Senior6-8 years
  • Lead dApp projects
  • Mentor junior developers
  • Architect solutions
$90,000
Expert/Team Lead8+ years
  • Strategize dApp development
  • Oversee team projects
  • Set technical direction
$120,000

 

Quick Facts about dApp.

  • Back in the ancient year of 2015, dApp Software Development was born!
  • The most popular project types that embrace this tech are decentralized finance (DeFi) and gaming.
  • The entry threshold for diving into dApp development is having a good grasp of blockchain technology.
  • Ethereum is the reigning champ and the most popular companion technology for dApp development.
  • Did you know the first dApp created was a game called “Ethereum Million Dollar Homepage”? How cool is that?

 

TOP dApp Related Technologies

  1. Solidity (Ethereum, 2015)
  2. Web3.js (Ethereum, 2014)
  3. Truffle (Tim Coulter, 2015)
  4. Ganache (Truffle Suite, 2017)
  5. Embark (Status, 2017)

 

What are top dApp instruments and tools?

  • Truffle: A development environment, testing framework, and asset pipeline for Ethereum, released by Truffle Technologies.
  • Ganache: A personal blockchain for Ethereum development that you can use to deploy contracts, develop your applications, and run tests, released by Truffle Technologies.
  • Remix: A powerful, open-source tool that helps you write Solidity contracts straight from the browser, released by Ethereum.
  • MetaMask: A cryptocurrency wallet and Ethereum dApp browser extension that allows you to run Ethereum dApps right in your browser, released by ConsenSys.
  • Web3.js: A collection of libraries that allow you to interact with a local or remote Ethereum node using HTTP or IPC connection, released by Ethereum.

 

Table of Contents

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 dApp Development

What is a dApp Developer? Arrow

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

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

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

How do I know if a dApp Developer is right for my project? Arrow

If your project involves developing applications or systems that rely heavily on dApp, then hiring a dApp 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 dApp Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.

What is the cost of hiring a dApp 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 dApp Developers on a part-time or project-based basis? Arrow

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

What are the qualifications of dApp 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 dApp 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 dApp 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.