Blockchain 工作与竞赛

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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项目/竞赛 描述 竞标数/参赛作品数 技能 已开始 结束 价格(HKD)
Blockchain API for Health Insurance claims execution We need Blockchain APIs and Infrastructure set up for executing health Insurances via smart contracts 9 PHP, Java, 软件构架, HTML, Blockchain Jun 25, 2018 今天6天 21时 $3144
Test bitcoin -- 2 I need you to develop some software for me. I would like this software to be developed . Hello... Please don't bid me if you don't have what I want.i want a bitcoin test software, like test bit coin ,you must have the software before I consider you, so now, the software should work as sending of test bitcoins then it disappears after some hours. Who has please? 7 软件构架, 密码学, Bitcoin, 编程, Blockchain Jun 25, 2018 今天6天 21时 $11614
Looking for blockchain developer We are looking for Blockchain Developers to build cryptocurrency exchange platform and working on other upcoming project Experience with Ethereum, ERC-20 Smart Contract, Blockchain and Solidity is required. Provide me past experience related them. Thanks. 24 软件构架, node.js, Bitcoin, Blockchain, Ethereum Jun 25, 2018 今天6天 20时 $12250
Cryptocurrency Expert Software Developers We are currently searching for expert cryptocurrency developers to join our team. Top skills considered: -NodeJS -AWS familiarity -Ethereum, ERC20 tokens and all other derivatives of the sort -Bitcoin, Ethereum daemons installation and environment configuration -API implementation Bonus Skills; -Trading bot knowledge -Python -PHP 32 Python, 亚马逊网络服务, node.js, Blockchain, Ethereum Jun 25, 2018 今天6天 19时 $275
Trading Bot Projects Cryptocurrency Currently hiring for our trading bot projects with more trading bot projects to come: -nodeJS framework/environment -Cloud based servers via SSH -Specific parameters -Custom bots to be created also -Cryptocurrency logic and exchange platforms If you think you have the skills for this project please place a bid so we can disuss 20 C++编程, node.js, Bitcoin, Blockchain, API Jun 25, 2018 今天6天 19时 $243
How to create crypto wallet without staking We want to create a new crypto coin based on PoW/PoS protocol. What we want to achieve is to stop desktop wallet from staking, only allow node server to do the job. We would like to have someone to assist us and give us some guidance. 17 C++编程, Blockchain Jun 25, 2018 今天6天 18时 $4622
I need a research about crypto trading tools/websites For my recent study, I need a compiled information about all the websites, tools and like that allows a user. The research has two objectives; 1- General information about the trading environment, especially day trading; a- which exchanges traders mostly using (ie. Binance, Bittrex), b- total number of traders in the market, c- total money in USD/BTC being invested for trading in market, d- ..... 26 研究, Bitcoin, Blockchain Jun 25, 2018 今天6天 17时 $204
In-depth explain and modification of C++ Monero/Bitcoin Core I am looking to take parts of cryptocurrency code in C++, modify them and combine them to create novel applications based on them. Specifically, I am interested in transaction signing and signature verification. Specific crytpocurrencies are Monero and Bitcoin. 14 C 编程, C# 编程, 密码学, C++编程, Blockchain Jun 25, 2018 今天6天 14时 $165
I need to create x11 coin I want to build a x11 based coin like Dash, PIVX.. Coin spec will be like this -- CasaCoin 40,000,000 CASA 50,000 Premine 90seconds blocktime Others will be same as Dash Only experienced blockchain & cryptocurrency developers bid please. Thank you 17 C 编程, 软件构架, C++编程, Bitcoin, Blockchain Jun 25, 2018 今天6天 13时 $10472
ICO Community Manager - Wonderlinks Global, Los Angeles, CA Contact us if you are passionate about: • Responsible for maintaining GitHub, Telegram and other technical communities for a blockchain brand; in charge of daily posting, engagement maintenance and feedback collection • Develop outreach plans, audience engagement strategies, and innovative online promotion programs; make sure the community is active, and motivated • Generate product... 11 社交媒体营销, Blockchain, Marketing Strategy, Social Media Management, Writing Jun 25, 2018 今天6天 12时 $165
Build a blockchain exchange I am looking to hav a blockchain exchange Developed 27 Swift, Blockchain Jun 24, 2018 今天6天 10时 $46180
Blockchain Technical Writing I need an expert in Blockchain to do a technical writing of minimum 1000 words including flow diagrams of how the smart contract will work on the project. This project should be completed in a maximum of 3days. And please do not bid for this job if you are not a blockchain expert and or blockchain developer. 25 技术写作, 能源, Bitcoin, Blockchain, Ethereum Jun 24, 2018 今天6天 $871
Build 3 Crypto exchange pairing with BTC & ETH similar to Binance/livecoin We planed to create an exchange with 9 major cryptocurrency plus our token/coin and 5 FIAT currencies before. The exchange of coins will have pairing with BTC & ETH similar to Binance/livecoin You can see our coin live on [login to view URL] The exchange will have 10 Cryptos + 5 FIAT cryptos will have pairing BTC, ETH & TPI. Only FIAT transfer from TPI to 5 FIAT When you start with us it ... 27 PHP, Bitcoin, Angular.js, Blockchain, Ethereum Jun 24, 2018 Jun 24, 20185天 20时 $17382
I need new altcoin Read carefully and don't say sir what is blockchain? sir what is altcoin,how to do?I can do it but i need more money or more time!every proposal out of badget will be deleted! Create your own coin like Bitcoin ------------------------------------------------------------------ My proposal is total for the task is 200$ ,50$ deposit,50$ after installation and testing,final payment 100$ end task!... 11 PHP, 工程, 软件构架, Blockchain Jun 23, 2018 Jun 23, 20185天 1时 $5862
program trading ,Quantitative Trading,high frequent trading we need a software of program trading, quantitative trading and high-frequency trading for our crypto exchange. 9 PHP, Blockchain, API Jun 23, 2018 Jun 23, 20184天 17时 $2197
Write me a great project review I need a summary and a technical review from a person that understands blockchain infrastructure and has good writing and critical thinking skill. 1 Blockchain, Research Writing Jun 23, 2018 Jun 23, 20184天 15时 $110
build me a cryptocoin build a new crypto coin from scratch using blockchain 47 PHP, 软件构架, HTML, Blockchain, Ethereum Jun 22, 2018 Jun 22, 20184天 9时 $26901
ICO Whitepaper Construction If you have experience writing ICO Whitepaper's then please submit a proposal for this position for our company we would love to hear from you! As a professional ICO software development company, we will are looking for a Freelancer who we can have a long term relationship with so we can refer these sorts of projects to. -A strong preference for freelancers who have some knowledge about ... 29 Bitcoin, 内容写作, Blockchain, Ethereum, Marketing Strategy Jun 22, 2018 Jun 22, 20184天 4时 $267
windows wallet for litecoin fork i need a simple windows build and slight optimisation of graphics if they dont work perfectly but they should be fine. you will be paid in ETH or the coin that im working on whichever you prefer 4 Bitcoin, Blockchain, Ethereum Jun 22, 2018 Jun 22, 20184天 4时 $1358
New Blockchain, based go-ethereum Ethereum (ethash) fork beginning zero block with our coin letters (XTH etc like EXP,ETC,UBQ,CLO) + POW mining like EXP,ETC,UBQ,CLO (Block mining reward to 6) [Not private network, global blockchain network with 2 node on [login to view URL] account] Step 1. - Block reward : 6 - ChainID: 1986 - Network ID: 11986 - Geth will remain the same name - Ethereum directory names changing to logarithm - Co... 15 Linux, 软件构架, Golang, Blockchain, Ethereum Jun 22, 2018 Jun 22, 20183天 23时 $5297
Block-chain Crypto-Currency Developer Full Time Our project needs a block chain developer full time. Please post in your message details about your past work and experience in the space and if it seems relevant we will chat with you for further details. 34 PHP, Laravel, Blockchain Jun 22, 2018 Jun 22, 20183天 23时 $140
Blockchain investment related articles I need you to write some articles about investment in startups and specifically about blockchain startups. I will provide PowerPoint slides with the content structure 42 Article Writing, 投资研究, Blockchain Jun 22, 2018 Jun 22, 20183天 18时 $997
ico website as the tile says i need a ico website with all the features,admin panel,erc20 tokens all the default stuff like pre launch, launch,post launch and mainnet integration We need full package which includes : 1. Cryptocurrency Development & Deployment. 2. Node Setup with setup guide. 3. Block Explorer 4. Web Wallet 5. Windows Wallet ( Optional ) 6. Android Wallet 7. iOS Wallet ( Optional )... 35 Bitcoin, Blockchain, Ethereum Jun 22, 2018 Jun 22, 20183天 17时 $10288
More Content Writers in Crypto Required We pay 1 cent per word. If you accept then submit bid Must have ICO writing, Crypto Writing and Blockchain writing exp More content writers requires 20 代笔, Article Writing, 内容写作, Blockchain, Ethereum Jun 21, 2018 Jun 21, 20183天 2时 $879
Create ICO page + ERC20 token wallet Create ICO page + ERC20 token wallet Must help. White Paper + Listing. Exchange + Roadmap Reference website: [login to view URL] 29 密码学, Bitcoin, Blockchain, Ethereum Jun 21, 2018 Jun 21, 20183天 1时 $9087
Codeigniter integrate Ethereum / blockchain Wallet I need to manage the wallets of our clients and make all possible types of Ethereum transactions through the Codeigniter framework. And I believe the walltes will be managed in the online blockchain wallet. - Create a new client account - List customer accounts - View customer balances - Transfer balances and other things... In box we can discuss other details. Thank you 25 PHP, Codeigniter, MySQL, Blockchain, Ethereum Jun 21, 2018 Jun 21, 20182天 21时 $3015
i want to make small begineer level project in blockchain I have basic knowledge of blockchain and bitcoin so to showcase my ability in develope more i need to prepare small projecr related to this domain. 5 Bitcoin, Blockchain Jun 21, 2018 Jun 21, 20182天 19时 $154
Ready coin market cap software -- 2 I need you to develop some software for me. I would like this software to be developed . Hello... Do you have a coin you have created and it's on coinmarket cap? Please make your bid with the coin you made with your team and it's on coin market cap and note that you must have a proof to show, if you don't have any proof and you can make excuses of not having proof, don't bid me... 12 CSS, 软件构架, 密码学, Bitcoin, Blockchain Jun 21, 2018 Jun 21, 20182天 19时 $10131
Crypto Wallet App (Web/iOs/Android) Need developer/s to work on a project in creating cryptocurrency wallet. Previous experience in cryptography and wallet development is a MUST! If you have no knowledge of how cryptocurrencies work and have never developed in said enviroment, please do NOT apply. Many rewards and financial benefits awaiting the right person that joins our team. Please send us your github link so we can check yo... 47 软件构架, MySQL, C++编程, Blockchain, Qt Jun 21, 2018 Jun 21, 20182天 18时 $39037
X11 DASH or PIVX fork required HI, We either need a Dash or PIVX fork that is 100% POS, With windows, mac, linux wallets and a block explorer creating. We will require a pre mine and everything to be set up ready for launch of the coin from handover to us. 6 Python, Linux, C++编程, Bitcoin, Blockchain Jun 21, 2018 Jun 21, 20182天 17时 $6880
Build CryptoCurrency Exchange Platform. Hi, there :) I am looking for a company or individual who can build cryptocurrency exchange platform. You must have previous experiences of building this kind of platform and can show me. Feel free to bid. I will discuss more about the project with awarded freelancer. 36 密码学, Bitcoin, Blockchain Jun 20, 2018 Jun 20, 20182天 11时 $16401
Project for 7Lines I've looked at your profile and invite your to my project. 7 密码学, Blockchain Jun 20, 2018 Jun 20, 20182天 10时 $10688
Need assistance in configuration site We have a site somewhat setup we need assistance in the config setup of some of the applications we are using. We need this work done within the next few days as we have built the site out a few times we understand the work doesn't take long but we do need someone with the knowledge we do not have in the following areas to config the server correctly to work as fast and efficient as possible.... 6 阿帕奇, Blockchain, Linux, PHP, Redis Jun 20, 2018 Jun 20, 20182天 8时 $1169
Web and Mobile CRYPTOCURRENT Development (QT) Looking for dev to build our mobile wallet (andriod and iOS). The development will be done on our server. QA testing necessary. If you have never done a web/mobile wallet for blockchain project please DO NOT apply. Proposal Guidelines: 1. Links to current or past project that is blockchain mobile/web wallet related 2. Your github link so we can review your previous commits 3. A high level breakd... 31 软件构架, MySQL, C++编程, Blockchain, Qt Jun 20, 2018 Jun 20, 20182天 8时 $35038
Help with Hyperledger sawtooth Need help with installation of Hyperledger Sawtooth and making transactions and blocks. Also configuring the settings of Hyperledger sawtooth. 3 Python, 软件构架, Bitcoin, Blockchain Jun 20, 2018 Jun 20, 20181天 18时 $817
3D Monoline Schematic Logo Brandname: Interstar Network [login to view URL] 8 3D 设计, Blockchain, Ethereum, 平面设计, 徽标设计 Jun 20, 2018 Jun 20, 201824天 15时 $235
Need to top up Bitcoin Address Hello, I need to topup a bitcoin address for $10. I will pay $15 to you. 5 Bitcoin, Blockchain Jun 20, 2018 Jun 20, 20181天 15时 $180
UI/UX Improvement of a cryptocurrency mining pool We currently have a mining pool which frontend has been realized with [login to view URL] It is good looking, but there is room for improvement in both user interface, graphic and user experience. We are looking for someone that can analyze current problems, propose solutions and implement them in the current environment. The website shows form, graphs and many information regarding how the mining... 34 Javascript, 网站设计, 平面设计, 用户接口 / IA, Blockchain Jun 20, 2018 Jun 20, 20181天 15时 $5634
X11 Coin release and masternode setup guide Current masternode coin needs develop to create github release and masternode setup guide. 8 Blockchain Jun 19, 2018 Jun 19, 20181天 1时 $11857
Creating Mining Pool For My Coin I made a new altcoin based on Dash and need to create mining pool for customers. I want to discuss developers who has experience in dash fork and mining pool. Are you ready? Please start your proposal with three dots and let's get started. I want to discuss trustworthy cryptocurrency developer. 16 PHP, Python, C++编程, Bitcoin, Blockchain Jun 19, 2018 Jun 19, 201822时 48分 $13678
Blockchain Expert Required I am looking for a blockchain developer to create a smart contract and wallet. More details will be shared on chat with selected freelancers only. 35 PHP, 软件构架, MySQL, Bitcoin, Blockchain Jun 19, 2018 Jun 19, 201821时 58分 $15214
ERC20 smart contract & coin distribution for ICO Hello, Below are our ICO requirements: a) Create an ERC20 (Ethereum based) token b) The ERC20 token smart contract will need to be verified on etherscan - THIS IS IMPORTANT c) Distribute coins to 12000+ airdrop participants - no. of coins for each participant varies 42 Blockchain, Ethereum Jun 19, 2018 Jun 19, 201820时 31分 $9613
ICO crowdsale smart contract i need a crowdsale smart contract that has only 1 price in eth and users get tokens instantly. I will also need to be able to withdraw from the contract. I need this deployed and me made admin. 18 Bitcoin, Blockchain, Ethereum Jun 19, 2018 Jun 19, 201819时 18分 $5014
Create coin and wallet -- 2 I need you to develop some software for me. I would like this software to be developed . Hello, I want to build my coin and also I want to create a wallet for it, in this wallet,i would have top ten currencies in the wallet which can be exchanged to mine, who can help... Before any project is awarded, I would like for you to come up with how you would work on this and also ways to complete this. 17 Linux, 软件构架, Bitcoin, 编程, Blockchain Jun 19, 2018 Jun 19, 201818时 36分 $12760
CryptoCoin Json and explore setup We require someone with knowledge of json files and explorer setup for wallets and coins. 18 Java, XML, C# 编程, 视窗 Server, Blockchain Jun 19, 2018 Jun 19, 201816时 56分 $126
Angobit.com blockchain education, cryptocurrency exchange 34 PHP, 软件构架, Bitcoin, Blockchain Jun 19, 2018 Jun 19, 201816时 12分 $10704
Urgent;y require ICO crowdsale smart contract i need a crowdsale smart contract urgently that has only 1 price in eth and users get tokens instantly. I will also need to be able to withdraw from the contract. I need this deployed and me made admin. 16 Bitcoin, Blockchain, Ethereum Jun 19, 2018 Jun 19, 201815时 51分 $5939
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