Blockchain app development jobs

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    6,177 blockchain app development jobs found, pricing in USD

    The project has to be a simple blockchain file share smart contract. Files will be downloaded only by determined users and all the users will be able to know, who has access the files and when and if the file has been changed. Also, the files have to be encrypted. Ethereum blockchain or other opensource software can be used for the project. As much

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    Hello, I'm looking for a freelance writer who is excited about Bitcoin and blockchain technology. Below are my main requirements: 1. English should be your first language 2. Experience and great knowledge about Bitcoin and Blockchain technology 3. Knowledge with SEO is an advantage Please bid for one article containing between 750-1000 words Thanks

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    A startup company dedicated to blockchain development. Its new project about crypto exchange services is hiring a technical articles writer, who can do English editing and revising. Including : * Help/FAQ * Blog articles (~ 1 article bi-monthly) * Newsletters (irregularly) Better with blockchain articles writing experiences.

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    content for medical records ,blockchain and medical history

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    Trophy icon Pay Charly 2 days left

    Hello, Pay with Charly is a blockchain startup that is looking for someone to create a logo that not only stands out but one that communicates trust. The company itself will combine the following elements: blockchain, mobile money, trust and security I do have a very strict mindset in what I am looking for and it includes the following: 1. Has to symbolise

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    Hi Nagy E., I noticed your profile, you worked for me in the past and would like to offer you my project. I want to add bitcoin gateway to my ecommerce website using blockchain api. I already have 4 payment methods integrated. We can discuss any details over chat.

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    AQOOM is a block-chain based social network Q&A platform that provides substantial token compensation to all users who produce high quality content and participate in discussions.

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    Blockchain.com developer 6 days left
    VERIFIED

    Add bitcoin payment gateway to my ecommerce website. A blockchain developer.

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    We are the growing blockchain based new ICO Company looking for crypto enthusiasts/expert to join our team and work with us. You will be providing us with support in marketing our digital loyalty product, Social media marketing, personal assistance, ICO, market research. Your work will be rewarded with some basic rate earnings and our crypto tokens

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    cannabis/blockchain/ico whitepaper graphics.

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    I have a video on regarding blockchain which is about a certain topic of converting web application to blockchain application and I would like to get that into a research document. Basically the freelancer has to go through the videos, write study the technologies and write a research paper on it. The materials are all available on the video, you just

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    Blockchain 6 days left

    Programmer needed for our blockchain project!

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    Seeking a professional Mathematik Blockchain programmer that can create a HFT Algorithm Bot to trade in CryptoCurrency markets on all exchanges. The BOT I wish to have established is to minipulate CryptoCurrency Held in different exchanges. Ex: putting buy or sell orders in within milliseconds and re taking them for a profit before avaerage traders

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    RubyKube Expert 5 days left

    I have a private blockchain, forked from Ethereum, with our own tokens, smart contracts, wallets etc. Now I would like to launch our own exchange, including our own tokens, as well as traditional cryptoassets (btc, eth, ltc, etc) with different currency pairs. I'm looking for an expert in RubyKube to help us build and deploy a crypto exchange based

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    Artist to make cool banners and other propaganda materials for all the speakers on http://WashingtonElite.com. Adding speakers daily so this may be ongoing work.

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    Need a blockchain and ICO content writer that is qualified in some famous forums and social networking site As I have mentioned, proof of work before is a must, people with experienced profile and other social links needed Inbox me when you BID, I will remove those who bid but never inbox.

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    We are a startup blockchain and cryptocurrency company with a vision of mass adoption for Africa.

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    Blockchain consultants who can train the team and assist in project development. Candidates who can work from our office in Bangalore for short durations preferred

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    I need to build a blockchain wallet something like Metamask or the Ethereum wallet

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    Trophy icon Design logo for 'LESSEE" 2 days left

    Lessee is a blockchain based crowd leasing application platform , we need a simple and unique logo with high quality design. For inspiration of your design, we like logo something like LEXUS logo but must be your own design and better one.

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    Tencoins is looking for a talented English native copywriter. He will have to write press-release about our new product as well as articles for newspapers and other online media sources. He will also have to create content for social media. It is essential for the candidate to have good understanding of cryptocurrencies and to know key players on the market. Overall FinTech knowledge is also impo...

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    About Agora: Agora is a blockchain protocol company. We spent three years building our own custom blockchain that runs on a token-free consensus mechanism, on which nodes can provide consensus without any financial incentive. Agora primarily focuses on voting, having developed several Dapps to ensure security, end-to-end verifiability and support for

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    our company website:[login to view URL] FOR WHAT: become BP, Block producer not only need to complete the output of the block, but also ensure the smooth running of DAPP on the [login to view URL] on the current situation, we give the following reference information: request: system CentOS >=7.2 Ubuntu >=16.04 ·CPU: Intel Xeon E5-2676 v3 ·RAM: >= 128 Gb ·Disk:>= ...

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    FOR WHAT: become BP, Block producer not only need to complete the output of the block, but also ensure the smooth running of DAPP on the [login to view URL] on the current situation, we give the following reference information: request: system CentOS >=7.2 Ubuntu >=16.04 ·CPU: Intel Xeon E5-2676 v3 ·RAM: >= 128 Gb ·Disk:>= 40Tb(SATA or SAS) ·Band width: >...

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    I need an expert to work on that

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    Cryptocurrency project in need of a swap mechanism for a 1:1 swap from the old chain to the new one. coin ready. Need someone who is knowledgeable and can support project long term. Must have knowledge of the use of Github available open source in wallet swap mechanism in new wallet.

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    integrate ethereum blockchain api for the andorid app

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    I am looking for experienced blockchain developer who understand wallet API to add coins on my exchange. I am looking to add up to 20 top coins by coin market cap. Only apply if you understand wallet API and how to integrate wallet on exchange.

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    We need a content writer to write us articles about the cryptocurrency & blockchain technology industry. The main focus will be around: Coins, ICOs, Technology, Regulations, General trends. The articles may sometimes be supplied, and then a re-write is necessary, and other times your own content will be expected. A maximum of 1 - 1.5 hour per article

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    We need help to setup a mining pool for a ha...done from cloning source code of yiimp from Github. We have already developed cciminer for nvidia cards and now we need the yiimp pool with stratum support in place. The blockchain has a modified version of the lyra2z algo. ccminer is already modified and working but need to communicate with stratum pool.

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    fork dash coin and (rename) 3 days left
    VERIFIED

    I am looking blockchain developer! I'm new in this sector but, I want to make my own coin (POS) need someone who can frok dash coin and complete the project. Comment below what we need to make same as a dash pos system! step by step that way I can increase fund! you can make price each section and submit I'll review carefully!!

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    Build me a Logo 3 days left

    R...Introduction of Blockchain in the Enterprise Solutions. We at Retcons are bringing the new solutions for the persisting Problems of Industry and deriving the solutions according to the requirement of the Industry and making it friendly Blockchain system for all Industries and creating a Network for Blockchain and Leading the World with Blockchain.

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    Looking to hire skilled developers to create a new cr...asked to demonstrate your coding skills to the project manager. We expect applications from real full stack developers with a range of front-end and back-end technologies. Blockchain and encryption knowledge is welcomed. International company with many other projects available for the successful.

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    Coin Exchange Website 3 days left
    VERIFIED

    We would like to build a website that based on cryptocurrency buying/selling. It will be very similiar website design on a great platform. If you are famililar blockchain tech and design please apply our project.

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    ...DEEP knowledge and 3+ years of daily experience working with Angular, Node, Web3 - (Solidity a plus). Native/fluent English speaker. We have a basic e-commerce app, built on the Ethereum blockchain, which we are continuing to develop. Show how you have used Angular, Node, and Web3 recently. We need someone who can successfully navigate challenges, handling

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    I am expecting projects on Artificial Intelligence ( Machine learning ) , Big Data and Blockchain technologies. Please let me know whether you are expert in this area and able to complete the projects with in the time frame. Also need to sign a disclosure agreement due to company confidential. Please send your projects and achievement one or more than

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    ... punctuation and a whole bunch of other fancy-shmancy words; — Fact check; — Enforce brand/style guides; — Actively participate in brainstorms and ideation; — Understand blockchain technology and cryptocurrency market OR be able to quickly figure that stuff out. Experience: Minimum 3 years of experience editing digital and/or print content. Skills

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    We are a crypto project 2 years into our MVP and we are about to release our beta product. We are looking for a individual (No Teams) to join us as a core member of our company. Our company was voted most innovative by google, facebook, airbnb, yahoo etc for our last project and our current project is even better. We want someone who has crypto running though their veins, someone who can be a p...

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    Blockchain, Crypthocurrency firms around the world for 35 Eur

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    Hi We are looking for Programmer with experience in Scala programming ...experience in Scala programming language. We are currently working through the waves platform itself; but we want to have our own exchange and own Mobile App with our logo but using the blockchain of waves. [login to view URL] [login to view URL] [login to view URL]

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    Our web wallet project is dashboard are user, where user can do: 1). Login 2). Registration 3). buy coin (send) to admin and link to API Blockchain, Our Block Explorer and Windows wallet 4). Buy coin (send) between users 5). Receive coin (receive) between users 6). Network (soon) contains: Staking and Lending 7). The availability of Supply Coin and

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    I am a cryptocurrency investment product. I need help to fix some errors. So I am looking for someone who can help with my web server and cryptocurrency. I will explain more for job on interview. Regards.

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    ...the miners receive Bitcoins. The data structure that maintains the ordered list of transactions is called a blockchain which basically is an immutable linked list of transactions. In this project, we will ask you to program your own blockchain. We have made several simplifications in the scheme to fit the scope of the project but it still covers many

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    We're a news site that only focuses on EOS blockchain.

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    ...looking for a Lapel Pin design that includes the words 'Knights of Blockchain'. A prestigious looking pin that will be similar to the 'Knights of Malta' which is where the idea originated from. There will be a limited amount of Lapel Pins made i.e: Very prestigious! A 'Blockchain theme' has to be visible in the design. As the Pin will most likely

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    We are a crypto currency company looking for someo...day and if all goes well this could be a long term gig. Looking for the right candidate, preferably those who are experienced in handling the above platforms for crypto/blockchain based companies. Make sure you send in your portfolio, relevant work you've done in the past when sending in your bid.

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    Looking for a sharp blockchain developer to build a simple MVP for our project. we are early stage and dont have a lot of funding so we are looking at building the MVP to use to raise the funding for the rest of the project. Website, whitepaper and one pager is complete. we are at the final stages to raise seed funding for the project. Once seed funding

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    Need to create most popular cryptocurrency wallets and API's for each coin for our payment website. No India nationals please!

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