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Blockchain based security system for transactions

€3000-5000 EUR

Closed
Posted over 3 years ago

€3000-5000 EUR

Paid on delivery
Hi, we search someone who can do security module in a blockchain based system. You can use ethereum source code. For transactions
Project ID: 26509674

About the project

15 proposals
Remote project
Active 4 yrs ago

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15 freelancers are bidding on average €4,276 EUR for this job
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Hi There I have checked your project description and understand everything. I am very confident that i can handle this project perfectly. As i have 10+ years of experience in this field. The bid is negotiable and we can talk about the price. thanks
€4,000 EUR in 7 days
4.8 (312 reviews)
7.5
7.5
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Hello, I’m a fan of blockchain and decentralized apps and have worked with Blockchain tools as a developer and trader for several years. I can share some demos of my previous projects like ERC20 tokens, more complex Ethereum Smart Contracts, ICON/EOS contracts, Exchanges API clients/bots, web3js dapps, .... Also, I work as a fulltime freelancer and do not have any other job and can assign enough time to your project. Leave me a message if you are interested. Thanks, Helmot
€4,444 EUR in 30 days
4.9 (12 reviews)
6.0
6.0
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I have gone through your project details and I clearly understand your requirements which I don't think will be pose any difficulty, I am a skilled software developer with in-depth knowledge on blockchain. Hit that chat button and let commence this task
€4,000 EUR in 3 days
5.0 (8 reviews)
4.6
4.6
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Hi, We are Votan Ventures, We've helped more than 50 companies create their products on blockchain. We will provide you an end to end solution for your requirements along with a full team support for project management, architects, the developers, and the testers in the price of what you'll hire a developer for. Let's connect and discuss more Regards Rachit Gaur
€5,000 EUR in 10 days
5.0 (1 review)
2.0
2.0
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Hello, I am pleasure with your job as detailed. Thank you for the job posting. It’s a pleasure to meet you. I’d really like to work with you on this one if possible! I do have a couple of questions, but first I’d like to make you an offer and some background so you can check my work out. I have been developing kind of project within 9+ years so I’m fluent experience to handle project. You’ll get all the expected stuff like a great professional service and a fast turnaround, at a bit less, and I get a bit more exposure. If the above offer sounds like something you would be interested in, I’d love to hear from you. Best regards,
€4,000 EUR in 7 days
0.0 (0 reviews)
0.0
0.0
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Hi, I noticed that you are looking for blockchain developer for your project Blockchain based security system for transactions We have expertise in blockchain and can provide you the complete solution like ICO, smart contract, white paper, blockchain integration, Dapps, EOS, etc.. - We have worked on the Ethereum platform and created Ethereum based smart contracts. Also I do have few queries: - Could you please share some more details of your project for better understanding? - What is your estimated timeline and budget for the project? We have hands-on experience in blockchain development. and have developed blockchain applications with send, receive, transaction history, chat pay, swap functions, etc. Kindly PM me as we would like to discuss more and have better understanding of your exact requirements. ** This budget and time are just placeholders, we will finalize this while project discussion. ** Looking forward to hear from you. Best Regards, Tapan S.
€4,440 EUR in 7 days
0.0 (0 reviews)
0.0
0.0
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Hi I have gone through your requirement. I can complete this work in 20 days as I already have predefined functions for all your your requirement. We need to do commerce web app and web admin panel for your requirements. This can be developed using C++ OR PYTHON AND PHP orC#. I have already done the same kind of blockchain application for one of my client. I am highly experience developer in web/mobile development. I am having more than 20 years of experience in software development. So I can complete your work in 10 days. Please let me know. Thanks
€4,000 EUR in 20 days
0.0 (0 reviews)
0.0
0.0
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Hello , I’m a blockchain developer and an architect rich experience with blockchain (both public and private), Ethereum/Solidity, Bitcoin, smart contracts, ICO, tokens. I’ve successfully completed many projects for my customers from corporate, charity and public sectors all over the world. I’ve been providing them with full cycle web solutions, cryptocurrency exchange systems, cryptocurrency trading bots and many other custom Blockchain solutions. I would appreciate the opportunity to meet with you further talk about my previous experience. Best Regards...
€4,000 EUR in 21 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of GERMANY
berlin, Germany
5.0
1
Payment method verified
Member since Sep 29, 2019

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