blockchain ledger for verifying virtual wallet transactions

i am building a virtual mobile wallet where users create an account n deposit their money and can send ,recieve and transacf using this virtual money. I now need for my security and aunthentication a blockchain ledger or system that tracks transactions, updates all user ledgers of the transaction history (like normal blockchain tech), and uses end to end encryption technology to enable offline transactions. i need this backend to be integrated into the wallet ,the wallet is being built in java android

Kemahiran: Java, Linux, Kejuruteraan Perisian

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Tentang Majikan:
( 1 ulasan ) harare, Botswana

ID Projek: #17495784

14 pekerja bebas membida secara purata $1019 untuk pekerjaan ini

$5000 USD dalam 10 hari
(53 Ulasan)

This is Anshuman from Atventus India Private Limited. We expertise in Blockchain and BitCoin development. We have lots of experience in setting up direct BitCoin blockchain transactions with all the wallet features. T Lagi

$1111 USD dalam 10 hari
(12 Ulasan)

We have just launched ETH Fork with 5 Billion Coins along with blockchain, Wallet(Window, Linux, Mac) supportive POS/POW, exchange listing, exchange & trading system. As well as we are expert with Waves blockchain solu Lagi

$2000 USD dalam 20 hari
(7 Ulasan)

Hi, We are ICO Experts! We are TOP Blockchain Application Development company (Ranked #7) across the globe by [login to view URL] and TOP company as reported by Appfutura. Links Below:- [login to view URL] Lagi

$500 USD dalam 10 hari
(4 Ulasan)

[Crypto Currency] Hello sir Being expertise in the development of CryptoCurrency platforms and its technical aspects, we would like to support you. We have already developed these kinds of websites and we hope our Lagi

$555 USD dalam 10 hari
(7 Ulasan)

Dear, client. Are you looking for a Full-stack developer with: • 5+ years of hands-on experience in Cryptocurrency development? • Knowledge of the latest technology in web & mobile development? • Excellent wri Lagi

$555 USD dalam 10 hari
(6 Ulasan)

Hi there, I am currently developing such kind of payment gateway using blcokchain, etherium, litecoin etc, Where all the transactions done by the users to the merchants and their transactions details are stores in t Lagi

$555 USD dalam 10 hari
(3 Ulasan)

Dear you are building a virtual mobile wallet where users create an account n deposit their money and can send ,recieve and transacf using this virtual money. Thank you for giving us the opportunity to bid on t Lagi

$654 USD dalam 10 hari
(2 Ulasan)

Dear Employer, We can help you building the Android app for the wallet. Earlier we have done wallet integration for the PayUMoney, PayTM & various others. We are having a good hold over security industry standa Lagi

$444 USD dalam 15 hari
(2 Ulasan)

Hi SK Wama. I can see that you’re looking for a Crypto developer who can Develop a Cross-Platform Bitcoin Wallet App for you. I have experience in BlockChain and have integrated Crypto-currencies like BTC, ETH, Lagi

$833 USD dalam 15 hari
(2 Ulasan)

Hello, sir. It's very nice to meet you. I am a super blockchain expert, and I have very rich experience on this field. I am sure that I can deliver the final product on time and on budget. Please contact me for further Lagi

$555 USD dalam 10 hari
(0 Ulasan)

Hello We Are A High End Software And Blockchain Development Company. We have a great Engineering team with sound qualifications and expertise. Please visit our site to see about our expertise. Our software team is ba Lagi

$555 USD dalam 10 hari
(0 Ulasan)

Hello , I am a blockchain developer and an architect rich experience with Wallets , blockchain (both public and private), Ethereum, Bitcoin, smart contracts, ICO, tokens. I have successfully completed many Lagi

$250 USD dalam 5 hari
(0 Ulasan)

Transferring cryptocurrencies with Ledger products A cryptocurrency is not a physical asset. It always remains on its blockchain. This is similar to dollars or euros exchanged through credit card payments or bank tran Lagi

$700 USD dalam 30 hari
(0 Ulasan)