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Looking for Backend Node.js coder, with building on blockchain experience.

$15-25 USD / hour

Closed
Posted over 5 years ago

$15-25 USD / hour

Looking for someone to build a provably fair system based on blockchain. The provably fair should will be fully open source so all users can verify the legitimacy of each round. The provably fair should be built on a open blockchain such as ethereum or other trusted blockchain, and the rolls outcome should be built in a way and proven by the source that even website operators cannot know the outcome of the rolls. Games that the system will be applied upon: Roulette BlackJack Crash Game Dice game If you have any questions don't hesitate to ask, please make sure you have experience in this field before reaching out. Thank you for your time.
Project ID: 18501094

About the project

27 proposals
Remote project
Active 5 yrs ago

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27 freelancers are bidding on average $22 USD/hour for this job
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Hello. I am a senior node expert and have plenty of experience in ethereum. Due to my experience and skills in this field, I can bring you the perfect result. I would love to have a deep discussion with you. Best regards.
$22 USD in 40 days
4.9 (68 reviews)
8.1
8.1
User Avatar
Hi. I am very interested in this project as I have proven skills in node.js and blockchain technology like ethereum. Please check my profile here and message me for more discussion. Thank you
$24 USD in 40 days
5.0 (141 reviews)
8.2
8.2
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Dear Manager!!! Thanks for visiting my proposal. I’m Full Stack Developer. (Senior Web Developer) I am confident that you will be completely satisfied with the quality, timeliness, and professionalism of my work. My skills includes NodeJS, Python/Django, ReactJS, Angular, ReactNative... Javascript, Jquery, HTML, CSS, PHP/Laravel, Codeignitor, Symphony, C/C++,... - hourly rate: 25$ I can start work from 20$. - Masters degree in Computer Science - more than 10 years experience in Development on IT jobs. - Flexible working time (possible on weekend, night, day) - like to work in the team. Experiences: Developed a lot of Applications(web and mobile, desktop) Hope to hear messages from you! Thanks!
$22 USD in 40 days
4.9 (95 reviews)
7.6
7.6
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Hello, I'm senior node.js developer experienced on blockchain and online games. I have good experience and we will have good result. Let's discuss more details Thanks.
$22 USD in 40 days
4.8 (75 reviews)
7.6
7.6
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Hello, How are you? I read your description carefully. I am NodeJS/Python expert. I have a good experience of Game payment project via blockchain. I wanna discuss more via chat. Thanks
$22 USD in 40 days
4.9 (67 reviews)
7.3
7.3
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Hello, I have rich experience in blockchain fields for 3 years. And I have rich experience in nodejs, python for 4 years. Please check my profile. Hope to discuss. Thanks
$22 USD in 40 days
5.0 (30 reviews)
6.8
6.8
User Avatar
Hello sir. Hope you are doing well. I'm a blockchain expert which have experienced in node.js, socketio, php and so on. Recently I have developed the cryptocurrency exchange system. https://www.freelancer.com/projects/ruby-on-rails/upgrade-system-fixing-errors-add-18142434/?w=f I have developed the backend by node.j and websocket. And also I have experienced in coin fork and smart contract. No problem to implement your require. Would you like to tell me more details what I to do? I'll work in full time for you. Thanks, regards.
$22 USD in 40 days
5.0 (22 reviews)
6.3
6.3
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HI, I m very interested to do this job and i can develop the provably fair system based on blockchain. i am crypto programmer , i know node.js, api and all kind of development, i can clone any blockchian, can make your own chain , explorer, token, i have all kind of coins skills. i can make all things in this area for you. just knock me. Thanks Rashedul
$24 USD in 40 days
5.0 (32 reviews)
5.7
5.7
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Hi, I am a node.js developer with exposure in blockchain technology. I will be glad to make your application just as mentioned. Thank you.
$22 USD in 40 days
4.3 (5 reviews)
3.4
3.4
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I am an blockchain+crypto+ethereum developer and I can develop your project. I have worked with ERC20 tokens, wallets, Raiden, etc and can handle your project with ease. Worked with ERC20 tokens, wallets, Raiden, MetaMask. I have developed Dapps (Decentralised applications) on ethereum and helped companies launch their ICOs also. I have demos ready to display.
$22 USD in 40 days
0.0 (0 reviews)
5.3
5.3
User Avatar
Hi, This sounds like a project I might be genuinely interested in. It would be great if you could share more details about the scope of the project, so I can decide how good of a fit I would be. A little bit of background: I'm a solid backend engineer with blockchain experience an interests, familiar with smart contracts, Hyperledger and bunch of other blockchain technologies. I've build a crypto exchange from scratch in the past (see my profile), so I have a very good understanding of all the aspects. In any case, I'll be more than happy to discuss this project with you in more detail. Best, Vladislav
$50 USD in 40 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of SWEDEN
stockholm, Sweden
5.0
1
Payment method verified
Member since Feb 25, 2016

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