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Top Blockchain Development Freelancing Services

  • View Service Offered By Scopic

    Scopic
    Member

    Blockchain Developer

    Rutland, Massachusetts, United States

    1,289,640/yr ·
    • Blockchain Development
    • Ethereum
    • Blockchain API
    • ICO Website
    • Blockchain App
    • Ethereum Development
    • Cryptocurrency
    • Blockchain
    • Cryptocurrency Wallet Development
    • Cryptocurrencies

    Cryptocurrency | Blockchain | NFT Dev

    Cryptocurrency and blockchain solutions are revolutionizing how industries operate. Scopic is fully on board with this revolution and has a team of experienced developers with in-depth knowledge of blockchain technology and cryptocurrency. We can build NFTs, DAPPs, custom cryptocurrencies, and help with any other requests you may have. Scopic provides a complete cryptocurrency creation service, so you can go from idea to custom crypto, leveraging the benefits of layer 1 blockchains such as high ... View more

  • View Service Offered By Flexsin Technologies

    Flexsin Technologies
    Member

    Blockchain Developer

    Noida, Uttar Pradesh, India

    156,634/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Cryptocurrency Wallet Development
    • Ethereum
    • Bitcoin Mining
    • Initial Coin Offering (ICO)
    • Ico
    • Blockchain App
    • App Development

    Blockchain Development

    Flexsin digitally transforms businesses through its advanced blockchain development solutions. Our team of blockchain specialists understands the value of information as a digital asset and designs the solutions that empower businesses. Our innovative, scalable solutions are engineered to completely revolutionize an enterprise and make it ready for the future. Our team understands blockchain and the technology driving it, and that is how it is delivering robust solutions that will disrupt the w... View more

  • View Service Offered By Colan Infotech (P) LTD

    Colan Infotech (P) LTD
    Member

    Blockchain Developer

    Chennai, Tamil Nadu, India

    88,091/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Solidity
    • Smart Contract
    • Ico
    • Initial Coin Offering (ICO)
    • Cryptography
    • Truffle

    Blockchain/Ethereum/ICO Expert

    Colan Infotech is an early adopter of the emerging decentralized Blockchain app market. Our expert developer with experience in Solidity 3, Truffle 2 and Angular for a complete distributed Application. SMART CONTRACTS DEVELOPMENT – Enable highly secured smart contracts deployment to automate execution in RootStock and Ethereum. SMART CONTRACTS AUDIT – We help companies in developing much secured and compelling Smart Contract code. BLOCKCHAIN DEVELOPMENT – Deploy cryptography centric technologies... View more

  • View Service Offered By Aquarious Technology

    Aquarious Technology
    Member

    Blockchain Developer

    Melbourne, Victoria, Australia

    36,725/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Bitcoin Mining
    • Ico
    • Initial Coin Offering (ICO)
    • C
    • C#
    • Cryptography
    • Database Driven Web Applications

    Software Development (Crypto+Blockchain)

    A blockchain is a decentralized and distributed digital ledger that is used to record transactions across many computers so that the record cannot be altered retroactively without the alteration of all subsequent blocks and the collusion of the network. We can help you at every step of blockchain adoption, from Design Thinking-led assessment that evaluates blockchain solutions from multiple dimensions, rapid prototyping, creation of Proof-of-Concepts and pilot development to complete implementat... View more

  • View Service Offered By Golden Store

    Golden Store
    Member

    Blockchain Developer

    Dongola, Illinois, United States

    75,720/yr ·
    • Blockchain Development
    • Financial Services
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • API
    • Artificial Intelligence
    • Block Chain
    • Blockchain Architecture
    • C#

    Blockchain - NFT, DEX, CEX, P2P exchange

    I''m developing blockchain solutions since 2016. Including the crypto exchanges (P2P and CEX), blockchain forks, tokens creation (ERC-20, ERC-721 NFT), smart contracts, DeFi and Ethereum mass payment tools with low gas consumption. In the past, I''ve been managing software development projects for world-class companies like Opera Software and Status.im. I help my client to bring their ideas to production by creating a high-performing IT teams that deliver. I have hands-on experience with Python,... View more

  • View Service Offered By Infograins Software Solutions

    Infograins Software Solutions
    Member

    Blockchain Developer

    Indore, Madhya Pradesh, India

    32,236/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Bitcoin Mining
    • Initial Coin Offering (ICO)
    • Solidity
    • Ico
    • Smart Contract
    • Contracts

    Crypto & Blockchain Development Company

    Harnesses the power of blockchain to help you create a network where data is much more accessible and reliable, and transactions among partners on the network are verifiable and traceable, enabling an ecosystem of trust with your suppliers, partners, and customers. We supports you at every step of blockchain adoption, from Design Thinking-led assessment that evaluates blockchain solutions from multiple dimensions, rapid prototyping, creation of Proof-of-Concepts and pilot development to complete... View more

  • View Service Offered By Marco Samson

    Marco Samson
    Member

    Blockchain Developer

    Lumberton, New Jersey, United States

    62,290/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Bitcoin Mining
    • Ico
    • Initial Coin Offering (ICO)
    • Back End Development
    • C++
    • Cisco

    Blockchain | Ethereum | Cryptocurrency

    I have extensive experience and skill in all aspects of Blockchain/Ethereum technology, technical and business, with Hyperledger Fabric and Stellar, and platform development based on that. - Cryptocurrency, Ethereum, Bitcoin - Frontend and Backend development I have a deep knowledge of blockchain technologies, specifically in constructing the decentralized application, fork & customizing the existing secure smart contracts, implementing trending methods like yield farming, new proof methods and... View more

  • View Service Offered By Sergey Prohorov

    Sergey Prohorov
    Member

    Blockchain Developer

    Minsk, Minsk, Belarus

    19,418/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Bitcoin Mining
    • Android
    • API
    • Artificial Intelligence (AI)
    • Atm
    • Cloud Computing

    BlockChain & CryptoCurrency Development

    We have experience working with distributed ledger technology including Hyperledger, Ethereum, R3Corda, and Hashgraph. We have deployed Smart Contracts using Solidity, node.js and Go on both public and private blockchain. An experienced blockchain development team with a deep understanding of AI, IoT, and cloud services. View more

  • View Service Offered By Full Stack Developer - Duc Nguyen

    Full Stack Developer - Duc Nguyen
    Member

    Blockchain Developer

    Chandler, Arizona, United States

    37,270/yr ·
    • Blockchain Development
    • Smart Contract
    • Financial Services
    • Ethereum Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Bitcoin Mining
    • API Development
    • Backend Development

    Blockchain / Ethereum / Cryptocurrency

    With 4 years of experiences and skills in blockchain and cryptocurrency technology  > ICO web development  > Smart Contract Development  > High-level understanding of how Blockchains work, especially Ethereum  > Web3 and Ethereum development tools   > Cryptocurrency exchange APIs, Bitgo API integration  > Cryptocurrency wallet development  > Private blockchain development View more

  • View Service Offered By Web & Mobile Software Development

    Web & Mobile Software Development
    Member

    Blockchain Developer

    Jaipur, Rajasthan, India

    1,590/yr ·
    • Blockchain Development
    • Ethereum Development
    • Cryptocurrency
    • Cryptocurrency Wallet Development
    • Ethereum
    • Bitcoin Mining
    • Blockchain App
    • Solidity
    • Smart Contract
    • Blockchain Application

    Blockchain Development

    last 3 years, I have worked on a variety of applications and tools within the space, ranging from creating coins & tokens to building explorers, wallets, mining software, faucets, and various other applications and tools built on top of the base cryptocurrency layer. Some of the projects I have been involved with have been: * Creating coins forks for clients. * iOS Wallets for new crypto coins. * Cross-platform wallets for crypto coins, ranging from client-based to lite node. * Wallet recovery s... View more

  • View Service Offered By Choy Sylaithong

    Choy Sylaithong
    Member

    Blockchain Developer

    Vientiane, Vientiane, Laos

    1,090/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • API
    • Apple Development
    • Block Chain
    • C#
    • C++
    • Crypto
    • Cryptocurrency Exchange

    Blockchain App Development

    As a senior full-stack and Blockchain developer, 5 years of development and project management experience, with the last 3 years of expertise in Blockchain architecture, Cryptocurrency Wallet Development, Smart Contract, Crypto Coins Exchange Development. Looking for long-term opportunities that appreciate high-quality standards with quality and maintenance code. SERVICE : - Blockchain(BitCoin | Ethereum | Binance Smart Chain(BSC) | Polygon | Fantom | TRON) o Decentralized Finance(Defi) o NFT ma... View more

  • View Service Offered By Bart T.

    Bart T.
    Member

    Blockchain Developer

    Chicago, Illinois, United States

    1,863/yr ·
    • Blockchain Development
    • Smart Contract
    • Blockchain
    • ERC20
    • Blockchain App
    • Android Development
    • API Development
    • App Development
    • Apple Development
    • Bep20

    Blockchain based websites and apps

    I have full knowledge of the Crypto market. I can develop the following type of site for you: 1. Wallet website for any single or multiple currencies with native nodes or 3rd party API 2. Crypto to crypto advance exchange website with node wallets and high-level security 3. Simple exchange for local users so they can buy CryptoCurrencies with local currency or credit card 4. Coin swap exchange like Shapeshift and Changelly 5. CryptoCurrencies info website like rates conversion, charts, market va... View more

  • View Service Offered By DreamzTech

    DreamzTech
    Member

    Blockchain Developer

    Tempe, Arizona, United States

    14,400/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Initial Coin Offering (ICO)
    • .NET
    • Angular
    • AngularJS
    • App Development
    • ASP

    Ethereum / Solidity / ICO / Blockchain

    At DreamzTech, as a pioneer in blockchain development, we offer a wide range of blockchain development services and solutions for different industries that enable security, transparency, traceability, immutability, automation and efficiency in business. To be a leading blockchain service provider and solution innovator, our 50+ skilled and experienced blockchain development team continuously adopts the latest technologies and tools and is dedicated to delivering the best quality software solutio... View more

  • View Service Offered By ProgrammingGuruz

    ProgrammingGuruz
    Member

    Blockchain Developer

    Tulsa, Oklahoma, United States

    14,628/yr ·
    • Blockchain Development
    • Blockchain API
    • Bitcoin Mining
    • Initial Coin Offering (ICO)
    • Blockchain App
    • Cryptocurrency
    • Blockchain
    • Cryptocurrency Wallet Development
    • Analytics
    • Android App Testing

    Blockchain development

    We can help you at every step of blockchain adoption, from Design Thinking-led assessment that evaluates blockchain solutions from multiple dimensions, rapid prototyping, creation of Proof-of-Concepts and pilot development to complete implementation of blockchain solutions. Cryptos are increase its importance in our society same as the internet nowadays.We are really here to help you to get acclimated to the crypto-world, because it is not a fad. This is an unprecedented technology that will cha... View more

  • View Service Offered By ILLIA (Frontend and Backend Dev)

    ILLIA (Frontend and Backend Dev)
    Member

    Blockchain Developer

    Kyiv, Kyyivs'ka Oblast', Ukraine

    46,847/yr ·
    • Blockchain Development
    • Blockchain
    • Ethereum
    • Blockchain App
    • Solidity
    • Blockchain Architecture
    • Geth
    • Hardhat
    • JavaScript Frameworks
    • Node

    Blockchain Service

    Software Skills are: - Blockchain - Solidity - Web3.js - Rust - Geth - Solium - Truffle - Hardhat ... Work experience is: - Worked on the development and implementation of new blockchain technologies and completed professional market research. - Built and maintained strategic relationships with potential investors and business partners and brainstormed new ideas. - Collaborated with colleagues from other departments and participated in the creation and testing of new software applications. - Rep... View more

  • View Service Offered By An Jinhua

    An Jinhua
    Member

    Blockchain Developer

    Xiamen, Fujian, China

    9,013/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • Initial Coin Offering (ICO)
    • Solidity
    • Backend Development
    • E Commerce
    • HTML
    • Networking

    Blockchain,Ethereum,Solidity development

    I am worked 5+ years in blockchain development skills and in there Cryptocurrency ICO, IEO projects. Blockchain network opera config and coin node building etc) works can process. Before I worked several exchange sites and ICO landing pages, digital wallets, Cryptocurrency payment integration to e-commerce sites. If you need anything in there, you can discuss with me. Thanks View more

  • View Service Offered By CLOUD 7 IT SERVICES INC.

    CLOUD 7 IT SERVICES INC.
    Member

    Blockchain Developer

    Regina, Saskatchewan, Canada

    852/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Automation Software Testing
    • Bug Fixes
    • Computer Engineer
    • Creative Design
    • Design Process
    • Functional Testing
    • Load Testing

    Blockchain / Cryptocurrency Developer

    Blockchain and Cryptocurrency developer, we help you create a blockchain-based wallet to secure the process of sending, receiving, and management of cryptocurrency,  Cryptocurrency Exchange Development our experts will develop a customized cryptocurrency exchange systems to make buying and selling and exchanging multiples cryptocurrencies secure and easy View more

  • View Service Offered By TopNotch GURUS

    TopNotch GURUS
    Member

    Blockchain Developer

    Dubai, Dubai, United Arab Emirates

    1,780/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • E-banking
    • Financial Technology
    • Internet Banking
    • Atm
    • Banking
    • Contracts
    • Creative

    BlockChain Development

    A blockchain is a decentralized and distributed digital ledger that is used to record transactions across many computers so that the record cannot be altered retroactively without the alteration of all subsequent blocks and the collusion of the network. We can help you at every step of blockchain adoption, from Design Thinking-led assessment that evaluates blockchain solutions from multiple dimensions, rapid prototyping, creation of Proof-of-Concepts and pilot development to complete implementat... View more

  • View Service Offered By Xayyavong Sida

    Xayyavong Sida
    Member

    Blockchain Developer

    Vientiane, Vientiane, Laos

    21,035/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • AngularJS
    • Bot
    • Ideation
    • JavaScript
    • Microsoft Exchange Server
    • PHP
    • Python

    Cryptocurrency Blockchain development

    I have high skill for cryptocurrency blockchain. I have developed many cryptocurrencies and have rich experience for centralized or decentralized exchange development. I can create your Ethereum token by smart contract. Also i have been worked on the exchange bot dev. I can make your idea to realize. View more

  • View Service Offered By SoftQuake Systems Pvt. Ltd.

    SoftQuake Systems Pvt. Ltd.
    Member

    Blockchain Developer

    kolkata, West Bengal, India

    3,380/yr ·
    • Blockchain Development
    • Cryptocurrency
    • Blockchain
    • Ethereum
    • ERC20
    • Bitcoin Mining
    • Hyperledger
    • Smart Contract
    • Ico
    • Initial Coin Offering (ICO)

    Blockchain Technology

    SoftQuake Systems Private Limited provides an One stop solution Blockchain services which includes Initial Coin offering ( ICO ) website design-development , Smart contract development , private Blockchain development , Decentralise Application based etc. SMART-CONTRACT DEVELOPMENT SMART-CONTRACT AUDITS INITIAL COIN OFFERING ( ICO) WEBSITE DEVELOPMENT Security implementation at user dashboard , Admin and database etc . CRYPTOCURRENCY EXCHANGE PLATFORMS BLOCKCHAIN DEVELOPMENT Blockchains are secu... View more

See All Blockchain Development Freelancing Services

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Hire Freelance Blockchain Developers

Blockchain is an ingenious way of transferring information from point A to point B in a sage and fully automated manner. A Blockchain is a series of unchangeable records of data managed by a cluster of computers. Every block of data in a Blockchain is secured and bound to each other. With no central authority, the information available in a Blockchain is open for everyone. This means that anything that is built on the Blockchain is transparent and everyone involved in the chain is accountable for their actions.  

When someone wants to send information through Blockchain, they start the process by creating a block. This will be verified by hundreds and thousands of computers across the internet. The block which is thus verified is added to a chain, creating a unique record. Every time a new set of transactions is added, that data becomes another block in the chain. While Bitcoin and other cryptocurrencies are the widely used applications of Blockchain, the Distributed Ledger Technology – which forms the base of Blockchain technology – has a broad range of applications such as data storage, financial transactions, and asset management. With increased security and faster transfer of information, Blockchain is a cost-effective and transparent way to send and receive data. You can find Blockchain Developers for hire on online freelance website like Guru.

What Does Blockchain Developers Do?

Blockchain Developers use their thorough knowledge of the Blockchain technology to develop smart contracts and web applications. There are two major categories of Blockchain Developers - Core Blockchain Developers and Blockchain Software Developers. A Core Blockchain Developer is responsible for designing the security as well as the architecture of a Blockchain system. In short, Core Blockchain Developers create core web architecture. Blockchain Software Developers use core web architecture to create decentralized applications. 

A freelance Blockchain Developer works towards finding innovative solutions to challenging problems with their Blockchain Development Services. The Developer performs operations such as designing, development, testing, software debugging and analysis for technical services of businesses. In addition, they also undertake ventures such as software design, architecture integration, and computer system selection. Blockchain Development can also be undertaken by Cryptocurrency Developers. You can find skilled Cryptocurrency Developers for hire on top freelance site like Guru.

A freelance Software Developer working on Blockchain technology has responsibilities like:

  • Designing the Blockchain protocols
  • Perform backend development according to the Blockchain protocols
  • Developing front-end designs according to client requirements
  • Designing the network for centralizing or decentralizing the data
  • Developing and monitoring any smart contracts

You can engage with Blockchain Developers for hire listed on Guru. Before you hire a Blockchain Developer, ensure that the professional has the following qualities:

  • Excellent technical skills.
  • The ability to write efficient and safe multithreaded code.
  • Ability to analyze system vulnerabilities and to protect the system from attacks.

Qualifications to Check Before You Hire a Blockchain Developer

  • A thorough understanding of Blockchain technology.
  • A strong background in software development.
  • Experience working with distributed databases.
  • Strong knowledge of common algorithms and data structures.
  • Prior experience in working with Blockchain technology along with a positive recommendation from previous clients.

Benefits of Hiring a Freelance Blockchain Developer

  • They will help you design the Blockchain protocols and ground-breaking software products.
  • Design a network architecture which can be used for centralizing or decentralizing data.
  • They will assist in backend development according to Blockchain protocols.
  • They will work closely with engineers and other stakeholders to design and create innovative solutions using Blockchain.

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