Blockchain Työt ja kilpailut

Blockchain is a distributed register that is used to maintain a continuously growing list of records, called blocks. It has revolutionary applications in finance (such as cryptocurrencies like Bitcoin) and decentralized applications like online voting.
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Selaa työpaikkoja Freelancerissa

Projekti/Kilpailu Kuvaus Tarjouksia/töitä Taitoja Alkoi Loppuu Hinta (EUR)
Bitcoin & other cryptocurrency trading (Exchange) Website With Android & IOS Apps Bitcoin & other cryptocurrency trading (Exchange) Website With Android & IOS Apps 9 Mobile App Development, Käyttöliittymä/informaatioarkkitehtuuri, Bitcoin, Blockchain, Web Development Oct 23, 2017 Tänään6 pv 22 h €457
Create My Own Token on Ethereum Blockchain Hello, We looking for an crypto developer for create our own Token ERC 20 - ERC 23 based on Ethereum blockchain. Token by smart contract on ETH cryptocurrency. Thanks you. 1 Bitcoin, Blockchain, Ethereum Oct 23, 2017 Tänään6 pv 22 h €47
New SEO descriptions of the top 30 cryptocurrency coins -- 2 You need to understand SEO content writing as well as what cryptocurrency coins are. Take the top 30 coins on [osoite poistettu, kirjaudu sisään nähdäksesi] click on each one and record in a document the cryptocurrency coin name, the coins home web address URL which you get by clicking on the coin then website. If there is more than one website listed then note all of them a... 25 hakukoneoptimointi, Bitcoin, Sisällöntuotanto, Blockchain Oct 23, 2017 Tänään6 pv 17 h €112
To develop a Blockchain Application (Contracts) We need an expert to develop a Blockchain Application (Contracts) using Ethereum or Hyper Ledger Fabric. Please mention your previous work samples before you bid. 0 Blockchain, Ethereum Oct 23, 2017 Tänään6 pv 16 h -
Bitcoin wallet System ( New) More Advance Than Bitpay Bitcoin wallet System ( New) More Advance Than Bitpay And more secured ! Multiple currency Supportive ! 32 Mobile App Development, Bitcoin, Sovelluskehittäjä, Blockchain, Web Development Oct 23, 2017 Tänään6 pv 12 h €1645
Bitcoin wallet System ( New) Bitcoin wallet System ( New) 26 Mobile App Development, Bitcoin, Käyttöliittymäsuunnitelma, Blockchain, Web Development Oct 23, 2017 Tänään6 pv 12 h €1294
Initial Coin Offering White Paper, Promotion etc. Launching an ICO for Peer to Peer loans site, looking for individuals with experience writing White Papers and promoting ICOs and Peer to Peer marketplace. Please have experience in crypto currencies and tokens. 7 graafinen suunnittelu, Talousmarkkinat, Bitcoin, Blockchain, Ethereum Oct 22, 2017 Tänään6 pv 6 h €142
coin offering We need to create crypto currency for our own company 10 tekniikka, Ohjelmistokehitys, Blockchain Oct 22, 2017 Tänään6 pv 1 h €53058
Blockchain application to transfer confidential information via permissioned blocks. Looking to create a blockchain application that helps transfer confidential information. Use multisig transactions (given a certain event) to pass on confidential information via permissioned blocks on the blockchain. Please read on permissioned blocks here: [osoite poistettu, kirjaudu sisään nähdäksesi] Please watch for a real world example here: [osoite poistettu, kirj... 15 Blockchain, Ethereum Oct 21, 2017 Oct 21, 20175 pv 10 h €2474
BITCOIN and CRYPTO CURRENCY PAIRS Hi free Lancers, we have software is developed on robust PHP framework & MySQL Database. The key development points include Responsive Web Design using BootStrap Data Presentation using DataTables JS Using bitcoind rpc – Own bitcoind server no third party Maintain full control of your private keys with our multi-signature vault. You need to fix admin Panel session and We need to... 19 PHP, C-ohjelmointi, Salaustekniikat, Bitcoin, Blockchain Oct 21, 2017 Oct 21, 20176 pv 7 h €1258
Currency exchange site using source code Shapeshift style automatic swap cryptocurrency exchange using: [osoite poistettu, kirjaudu sisään nähdäksesi] source i only need 3 currencies and no fees. These are the only 2 changes i need from the source code need it functional and set up on my domain 10 PHP, Salaustekniikat, Bitcoin, Blockchain, Ethereum Oct 21, 2017 Oct 21, 20175 pv 6 h €420
Etherium Blockchain Developer for New Coin I am looking to create a small token for use in a mobile game. I am following [osoite poistettu, kirjaudu sisään nähdäksesi] and would like to see if someone is better suited than me. 2 Blockchain, Ethereum Oct 21, 2017 Oct 21, 20175 pv 3 h €17
Ethereum Developer Someone who has experience in writing smart contracts, Ethereum blockchain IOTA experience is great 9 Blockchain, Ethereum Oct 21, 2017 Oct 21, 20174 pv 22 h €849
mobile app enhancement ***(blockchain technology required) I already have a design and alpha development of it, I just need it to be enhancement and further developed. 9 Mobile App Development, HTML, Blockchain Oct 21, 2017 Oct 21, 20174 pv 11 h €69
Cryptocurrency Website Hello, Im looking for a cryptocurrency develop to develop a website. Details will be shared via chat. 20 PHP, WordPress, Bitcoin, Blockchain, Ethereum Oct 20, 2017 Oct 20, 20174 pv 1 h €410
Creating ERC20 Coin on ETH platform for ICO and decentralized binary trading exchange I am developing a decentralized binary option trading exchange with sport betting capability options , and will need a ERC20 token with smart contract created from the Ethereum platform . I have a pretty good guideline and comparison to give you. I will also need the site design service as well. The exchange will need a price feed , and the the company profits" / exchange profits will be a ... 17 verkkosivujen suunnittelu, Talousmarkkinat, Bitcoin, Blockchain, Ethereum Oct 20, 2017 Oct 20, 20173 pv 23 h €3642
Liiketoimintasuunnitelmat, Liiketoiminta-analyysi, Blockchain Oct 20, 2017 Oct 20, 2017Loppunut
CryptoCurrency Development (Ethereum Clone - Fork) I want to clone / fork Ethereum blockchain with everything inside it by rebranding it with our own brand. your job is to rebrand ethereum and replace the brand name where ever it says ethereum or ether or any of the other things in it. The algorithm will not be changed at all. 1) blockchain (ethereum) 2) cryptocurrency (ether) 3) block explorer ([osoite poistettu, kirjaudu sisään... 5 C# -ohjelmointi, C++ -ohjelmointi, Bitcoin, Blockchain, Ethereum Oct 20, 2017 Oct 20, 2017Loppunut €33717
Blackbird Bitcoin Arbitrage Api Creating for my site Hello Freelancers. I am a senior Designer on here. Now I have one Bitcoin project.(Front end and Back end). So I am looking for advanced developer of cryptocurrency who will join me to create the best API. Please bid only Bitcoin and Crypto-currency expert. Now I am try to modify the Blackbird Bitcoin Arbitrage Api into my website. Please make sure that you understand the my requirement file... 5 Salaustekniikat, C++ -ohjelmointi, Bitcoin, Blockchain Oct 19, 2017 Oct 19, 20173 pv 8 h €109
Copywriter for cryptocurrencies / bitcoin / blockchain We are two entrepreneurs and fans of cryptocurrency starting a new project, where we want to teach people how to start with crypto. We are looking for advanced user of cryptocurrency (familiar with blockchains, mining, wallets, exchanges) who will join us to create the best content. We can offer you from 2 to 6 dollars per 100 words based on the experience. If you stay with us several m... 16 tekstisuunnittelu, Tekninen kirjoittaminen, Salaustekniikat, Bitcoin, Blockchain Oct 19, 2017 Oct 19, 20173 pv 1 h €1621
Bitcoin Mobile Application We have bitcoin app live on android and iOS and want maintenance and enhancements on the same. App backend is developed using java, angular js 2. Freelancers or companies who have already worked on the same projects will be preferable. For more details we can chat or you can contact me. 7 Mobile App Development, iPhone, Android, Bitcoin, Blockchain Oct 19, 2017 Oct 19, 20172 pv 23 h €2610
Write a patent I need some help with writing a patent. 5 joukkomainonta, Patentit, Liike-elämän tekstien kirjoittaminen, Blockchain, Blog Writing Oct 19, 2017 Oct 19, 20172 pv 22 h €823
Expert api and custom payment module Custom api intergration and manipulation. Connect a few api solutioms to function a certain way. Expert in payment solutions and security. Knowledge lf blockchain technology needed 19 Algoritmi, node.js, Bitcoin, Blockchain, API Oct 19, 2017 Oct 19, 20172 pv 18 h €3759
Blockchain Space Research 2 We need a research assistant in the Blockchain/Cryptocurrency space. Some familiarity in this area are welcome but not necessarily required. We need someone who screens certain news channels and gathers fundamental data about projects. Specifics are gonna be provided and refined along the way. 13 Internet-tutkimus, Blockchain Oct 19, 2017 Oct 19, 20172 pv 17 h €11
UNOMP help with configuration Hello, I have installed UNOMP and I need some help with setting it up. The person I look for should have clear knowledge and experience with UNOMP (Unified Node Open Mining Portal - [osoite poistettu, kirjaudu sisään nähdäksesi]) and setting up a pool. What I want to do is go trough the settings with Teamviewer or Skype shared screen, and talk to the person how to set the ... 4 Linux, Blockchain Oct 19, 2017 Oct 19, 20172 pv 13 h €51
Blockchain developer. We are looking for smart and motivated python/node developer for our block chain related project. Please send links to your Linked-in profile and github/bitbucket links to your previous work for the code review. It's a distance job. NDA agreement is a must. 14 Python, tietojärjestelmäarkkitehtuuri, node.js, Blockchain Oct 19, 2017 Oct 19, 20172 pv 13 h €16
Develop a new CryptoCoin on a CryptoNote or other technology with members area I need an experienced blockchain installation and programmer and troubleshooting specialist, to help us to create a new coin like a Western Coin, or a Hextra Coin, to have no less than their functionalities during the upcoming ICO. I really like CryptoNote technology, which you can install and make it work along with Members Area, where users are able to purchase our cryptocoins, with bitcoins... 9 Blockchain Oct 19, 2017 Oct 19, 20172 pv 11 h €1235
Discount Groups on Ethereum Smart Contract I will create a smart contract. The project is on the TestNet. Token is ERC20 Ethereum token. I am testing a crowdsale with discount. Token name is TestXY (TXY) Example Normal price rate 100 TXY = 1 ETH There are 3 different groups on Crowdsale. Group A, Group B, Group C Group A - %15 discount - 1 ETH = 115 TXY Group B - %10 discount - 1 ETH = 110 TXY Group C - %5 discount - 1... 1 PHP, Javascript, Bitcoin, Blockchain, Ethereum Oct 18, 2017 Oct 18, 20172 pv 5 h €26
Code a CryptoCurrency Exchange We are looking for someone to write the code and create a custom cryptocurrency exchange from the ground up both front and backend. You MUST have created a working exchange before and be able to customize our exchange with a specific user interface and actions. Skills you may need are - Laravel, Ruby on Rails, Django/Paython; Google API, Facebook API, Twitter API; Php, Mysql, JSON, CSS, JavaS... 18 Javascript, Python, node.js, Angular.js, Blockchain Oct 18, 2017 Oct 18, 20171 pv 22 h €13005
ERC20 token experienced developer Make a fully functional digital erc20 token coins also known as a cryptocurrency, customize the coin to our specifications, and add a custom name to our tokens. the token will be a standard ERC 20 token with fast transaction speed and high security. The token will be verified on the ether scan blockchain with prof of verification Requirements : 1- Token development as we want . 2- Do al... 5 C-ohjelmointi, C# -ohjelmointi, C++ -ohjelmointi, Blockchain Oct 18, 2017 Oct 18, 20171 pv 21 h €352
Installation and Troubleshooting of various services and scripts on Linux Ubunty + Blockchain Specialist I need someone experienced in Linux to Install on Ubuntu platform, various web services to get our website up and running, and to also install the [osoite poistettu, kirjaudu sisään nähdäksesi] and/or CryptoNote software for the cryptocurrency, and to troubleshoot to make sure everything works for at least 10 days, after the job has been delivered. We do want a long term rel... 7 Järjestelmänvalvoja, Linux, Salaustekniikat, Ubuntu, Blockchain Oct 17, 2017 Oct 17, 20171 pv 7 h €39
E-Commerce Wesbite - that accepts Bitcoin payments I require an an e-commerce website that accepts bitcoin payments. the e-commerce site also requires a bitcoin wallet and an escrow system 22 MVC, Bitcoin, Tietokantakehitys, Koodaus, Blockchain Oct 17, 2017 Oct 17, 20171 pv 3 h €2095
Build ICO Crypto Website We Want To Make Website ICO Token Sale. Like [osoite poistettu, kirjaudu sisään nähdäksesi] - [osoite poistettu, kirjaudu sisään nähdäksesi] 11 PHP, verkkosivujen suunnittelu, Salaustekniikat, Bitcoin, Blockchain Oct 17, 2017 Oct 17, 20171 pv 2 h €902
Bitcore api developer Experienced blockchain node developer. Bitcore api, bitpay api copay coinbase. Previous dapps or blockchain development or custom payment solution expert. Need payment solution to application under dev. 22 NoSQL Couch & Mongo, node.js, Bitcoin, Blockchain, Ethereum Oct 17, 2017 Oct 17, 20171 pv 1 h €3390
Need help updating crypto wallet Hello freelancers, I need help using CoinMarketCap JSON API Documentation and compiling a windows wallet. I need to use a public api method ([osoite poistettu, kirjaudu sisään nähdäksesi]) to get the marketcap, usd price, btc price, and supply. Then I need you to fix the total amount in overview, with adding the total value in usd. I have an image attached that gives you clear ... 5 C++ -ohjelmointi, Bitcoin, RESTful, JSON, Blockchain Oct 17, 2017 Oct 17, 201722 h 17 min €106
Build a blockchain search engine I am looking to build a search engine built on the blockchain. At this point I am looking for someone to architect the structure with the bitcoin ideas. Later we might integrate with Elasticsearch. What I need now is: I am looking for a written description of the plan. 4 Bitcoin, Elasticsearch, Blockchain, Ethereum Oct 17, 2017 Oct 17, 201721 h 22 min €47
Need a Partner/Writer for a New Blockchain/Cryptocurrency Blog I am starting a new blog on blockchain and cryptocurrency. I want to create a resource where you can find all sorts of information about bitcoin, altcoins, ico's, mining, investing and trading in cryptos, etc. I am looking for a partner who want to do this with me. I am an experienced internet marketer, building informational websites since the last 3 years. 23 tekstisuunnittelu, Article Writing, Salaustekniikat, Sisällöntuotanto, Blockchain Oct 17, 2017 Oct 17, 201712 h €16
BlockChain Distributed System Each process maintains a copy of the shared ledger implemented as a blockchain. Each time the blockchain is updated it is multicast to all other peers. Process zero is responsible for writing the updated [osoite poistettu, kirjaudu sisään nähdäksesi] file to disk. We will use only three processes, but your system design should—in theory—work for any number of peer... 3 Java, Blockchain Oct 16, 2017 Oct 16, 20174 h 11 min €75
Create a Crypto coin - open to bidding I will like to create a crypto currency, most likely a fork or dash or litecoin. Please can you help with it 10 C-ohjelmointi, C++ -ohjelmointi, Assembly, Bitcoin, Blockchain Oct 16, 2017 Oct 16, 20172 h 58 min €6132
Settings for Crypto Robot Leonardo or Cat robot Does anybody in here know what the settings are for this robot? Only if you make more than 50% a month please 3 Sijoitusanalyysi, Sijoitustutkimus, Blockchain Oct 16, 2017 Oct 16, 2017Loppunut €1370
Create a POC for blockchain We need a freelancer programming expert who can help us create a Proof of Concept of an Blockchain application. We will be working alongside the freelancer and explain the exact requirement and use case once the final discussion is underway. The requirement is knowledge about common blockchain platforms such as Ethereum, Hyperledger etc. 5 Javascript, Angular.js, JSON, Blockchain, Ethereum Oct 16, 2017 Oct 16, 2017Loppunut €1135
Blockchain expert to send deployed ERC20 token to 9000 wallets Send deployed ERC20 token to 9000 wallets 2 Blockchain, Ethereum Oct 16, 2017 Oct 16, 2017Loppunut €60
Smart contracts etherium Our Company plans to implement several smart contracts in etherium. Concerning we need a consultant/Solidity developer. 15 verkkosivujen suunnittelu, Blockchain, Ethereum Oct 15, 2017 Oct 15, 2017Loppunut €3376
Blockchain Application in Python with data loads I need a working block chain application to be developed in Python with around 300-500 entries and transaction data entries. 10 Java, Python, Tietojen kaavinta verkosta, tietojärjestelmäarkkitehtuuri, Blockchain Oct 14, 2017 Oct 14, 2017Loppunut €888
Writer for ICO White Paper Looking for writer who has experience writing white papers for ICO's. (Initial Coin Offerings). We would be interested in testing you to see how good you are. We have many White Papers to be written in the future. 18 Tekninen kirjoittaminen, Liiketoimintasuunnitelmat, Bitcoin, Blockchain, Ethereum Oct 14, 2017 Oct 14, 2017Loppunut €149
Integrate Blockchain timestamp with backend system Hi, we are small team of backend and front-end developers. We are looking for someone who will join to us on one phase of the project. One part of the project is generating only timestamp in blockchain when client create a new agreement in our backend system. We need connect to any network which can handle this We need to generate confirmation to backend system that block is created and al... 6 Blockchain, Ethereum Oct 14, 2017 Oct 14, 2017Loppunut €1370
AI chatbot chatbot that provides legal counsel using AI in the United States 14 Mobile App Development, iPhone, Android, Keinoäly, Blockchain Oct 13, 2017 Oct 13, 2017Loppunut €404
BLOCKCHAIN EXPERT proven experience with platform creation. 6 Blockchain Oct 13, 2017 Oct 13, 2017Loppunut €2281
Blockchain Storage DAPP Hi Guys, I am building a DAPP over blockchain technology. it should store user data over blockchain by distributing the encrypted files throughout the network. Let me know if you are interested to get this done. More details is going to go to the shortlisted candidates. Waiting for your great proposal. Thanks 6 Python, verkkosivujen suunnittelu, graafinen suunnittelu, Blockchain Oct 13, 2017 Oct 13, 2017Loppunut €38111
Smart Contract Expert I need a smart contract made. It needs to be written in Solidity. Contract needs to have points that can be changed easily for different clients. 6 Salaustekniikat, Bitcoin, Blockchain, Ethereum, Full Stack Development Oct 13, 2017 Oct 13, 2017Loppunut €737
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