Blockchain based security system for transactions

Hi, we search someone who can do security module in a blockchain based system.

You can use ethereum source code.

For transactions

Habilidades: Programação C++ , Programação C, Blockchain, Certified Information Systems Security Professional (CISSP), Robótica

Acerca do Empregador:
( 0 comentários ) Reutlingen, Germany

ID do Projeto: #26509674

18 freelancers estão ofertando em média €4230 para esse trabalho


Ok i will use the Ethereum source code but can we discuss the details first ? For last 8 years i have been developing Blockchain, Decentralized Exchanges, Crypto Coins based on ERC20, Bitcoin Core, X11, IOTA, Dash, Min Mais

€4500 EUR in 25 dias
(12 Comentários)

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 c Mais

€4000 EUR in 7 dias
(310 Comentários)
(4 Comentários)

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 comple Mais

€4444 EUR in 30 dias
(11 Comentários)

Hi, I am an expert in blockchain and smart contract development. I have done several blockchain project until now. Please check my profile. I hope to discuss more detail with you by chatting. Best regards.

€4000 EUR in 25 dias
(7 Comentários)

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 cha Mais

€4000 EUR in 3 dias
(5 Comentários)

Greetings! We are ready to develop blockchain based security system for transactions. We deliver our best when it comes to blockchain and Ethereum. We have made fork of Ethereum, developed different wallets and implem Mais

€4000 EUR in 30 dias
(3 Comentários)
(1 Comentário)

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 Mais

€5000 EUR in 10 dias
(1 Comentário)

Hi, I've done Blockchain-based Identity & Security projects, so I'm happy to help. I’m the Co-Founder & CTO of - [login to view URL] - an end-to-end Blockchain solutions (across a range of Web & Mobile Techn Mais

€3750 EUR in 7 dias
(2 Comentários)

Hi there, I have an expert team of developers for web, mobile, blockchain, Designer, Tester, etc. For 5+ years I’ve worked in Development and so I am accustomed to working with all sorts of products and services, and Mais

€4200 EUR in 7 dias
(0 Comentários)

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 Mais

€4000 EUR in 7 dias
(0 Comentários)

Hello, I am a full-stack expert and have rich experiences with Cryptocurrency. In the past, I have worked on many blockchain projects so far. I am interested in your project and would like to talk more in detail Hope t Mais

€4000 EUR in 7 dias
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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 requirement Mais

€4000 EUR in 20 dias
(0 Comentários)

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, smar Mais

€4440 EUR in 7 dias
(0 Comentários)

Hello, I have checked The requirement and understand that as well. I have created SIMILAR in past. Do you want to see the DEMO ??? Can will send you ?? Thanks.

€4000 EUR in 7 dias
(0 Comentários)

Hello Dear, I would love the opportunity to discuss this job with you. Since we are having 20+ experienced Blockchain developers who are specialized in all the latest Blockchain & cryptocurrency technologies. HIGHLIG Mais

€3800 EUR in 12 dias
(0 Comentários)

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 m Mais

€4000 EUR in 21 dias
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