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    5,409 blockchain iş bulundu, ücretlendirmeleri EUR

    github uzerinde var olan bir siteyle baglantılı olarak calısan blockchain tabanlı yer bildirim aplikasyonu

    €390 (Avg Bid)
    €390 Ortalama Teklif
    21 teklifler
    blockchain Bitti left

    Blockchain teknolojisi kullanılarak web tabanlı bir uygulama geliştirilmesi.

    €213 - €639
    €213 - €639
    0 teklifler

    Merhaba bitcoin borsası üzerine websitem var tasarım css dökümü herşey tamam. Sayfaların baglantıları yapılarak admin paneli oluşturulacak. Ayrıca blockchain api kurulacak.

    €608 (Avg Bid)
    €608 Ortalama Teklif
    1 teklifler

    ...gibi) Bitcoin Nasıl Bozdurulur? Bitcoin Cüzdanlar (bu bölüme alt kategorileri eklenecek) alt katagoriler web tabanlı cüzdanlar ------------------------------------ blockchain wallet cüzdan Coinbase wallet Circle wallet Strong coin wallet Xapo Wallet masaüstü tabanlı cüzdanlar -------------------------------------- &o...

    €113 (Avg Bid)
    €113 Ortalama Teklif
    2 teklifler

    I need a script to store a string on the blockchain and calculate the fees. it will be run on the testnet. I need it fast

    €226 (Avg Bid)
    €226 Ortalama Teklif
    6 teklifler
    Trophy icon Improve our website top section 6 gün left

    Our website top section design is not good, bored de...more attractive design for this section. check our website to see the problem: [login to view URL] This is an ICO for a new blockchain, TreeBlock, a public Hierarchy-Time Sharding blockchain, a high-performance blockchain. Attachments are captured images for the section we need to redesign.

    €85 (Avg Bid)
    Garantili
    €85 Ortalama Teklif
    7 girdi
    Trophy icon Logo creation in Blue 2 gün left

    Need an awesome logo using iZZi name with an image of a token “blockchain for crypto” as the dots for the lower case i

    €26 (Avg Bid)
    €26 Ortalama Teklif
    17 girdi

    Hi Igor S. We have agreed the project details for London Blockchain Labs with Ievgeniia. $300 for the design of the homepage, with particular emphasis on dynamic elements and design consistent with that of our existing logo. (The logo and all other instructional material have been sent to Ievegeniia).

    €256 (Avg Bid)
    €256 Ortalama Teklif
    1 teklifler

    Hey there, we are looking for a Talented crypto developer for a revolutionary cryptocurrency project. IMPORTANT: Please note the team will get paid with our company token. We are looking ONLY for more more developer to be part our team. Our team is international and it's a great opportunity to get involved in the development of something never made before! Is important to have a good knowle...

    €2862 (Avg Bid)
    €2862 Ortalama Teklif
    9 teklifler

    ...can register and get a QR code and pay , send and receive this tokens or money via mobile app . I am also maybe considering this token to be Erc20 and made on the ethereum blockchain , or if not standard centralization like the typical WeChat pay or LinePay or Circle app. Are you capable of developing this a prototype and also how much will it cost

    €9 (Avg Bid)
    €9 Ortalama Teklif
    1 teklifler

    We are a team of three young developers working on a crypto listing/rating platform for dapps and icos and we are looking for help.

    €925 (Avg Bid)
    €925 Ortalama Teklif
    8 teklifler

    Private blockchain to share sensitive data securely between entities

    €17 / hr (Avg Bid)
    €17 / hr Ortalama Teklif
    7 teklifler

    We need an blockchain writer to do a research about the top crypto exchanges. You need to do a research about their marketing plan and stragery to reach high audience and attentions. I will send more details, low budget and experience is a must for this project.

    €136 (Avg Bid)
    €136 Ortalama Teklif
    22 teklifler

    ...suitable blockchain for us. The core requirements are as follows: • Fully Pre-Mined Coin with 50000 Million coins in single wallet. • We need fast transactions to make our project viable. confirm block in 2-4 second and support 3000 transaction in a minute. • We will run our own nodes to get started. Minimal nodes required in the blockchain for faster

    €577 (Avg Bid)
    €577 Ortalama Teklif
    14 teklifler

    ...Ideal dimensions for cover files are 5120 x 3200 pixels. The target market audience is an 18-35-year-old male interested in the revolutionary technologies surrounding Blockchain. It needs to be an interesting and meaningful cover art that speaks of the engaging information and short stories in the book and should make a strong first impression while

    €85 (Avg Bid)
    Özellikli Garantili Mühürlü Gizlilik Anlaşması
    €85 Ortalama Teklif
    25 girdi
    Building a PoC Dapp on NoS 5 gün left
    ONAYLI

    I need to build a Proof of concept Dapp on NoS in order to be eligble for their sale Deadline is 30th July More information can be...you will have a better understanding of what to do. You can Develop the Dapp on your end but you will have to Deploy it from my end with my Public and Private key. Prior blockchain Dapp development etc goes a long way

    €222 (Avg Bid)
    €222 Ortalama Teklif
    7 teklifler

    ...NoS for me the Dapp can be anything really simple I´m hoping you as a freelancer would have some suggestions on what to build as it really dosen´t matter to me. Previous Blockchain experience / Dapp development is needed....

    €517 (Avg Bid)
    €517 Ortalama Teklif
    5 teklifler

    I need an iPhone/iPad app. I already have a design for it, I just need it to be built. We are developing a mobile wallet for the EOS blockchain.

    €1084 (Avg Bid)
    €1084 Ortalama Teklif
    62 teklifler
    Trophy icon Design a Logo for AWQAF.IO 5 gün left

    [login to view URL] will be our internet address for AWQAF organization, it is an endowment activity in Islamic practice. [login to view URL] is providing blockchain platform for waqf organizers all around the world to bring waqf easier, traceable, auditable and accountable. Our tagline therefore is : TECHNOLOGY FOR BETTER WAQF. We need unique, modern and hitech logo

    €85 (Avg Bid)
    Garantili
    €85 Ortalama Teklif
    372 girdi

    ...etc. 2. Proof that data is being stored over Blockchain 3. Display any Consent-based mechanism whereby patient information could be viewed by a health-centre User only after getting consent of the patient 4. Display or explain methods undertaken to ensure Data Confidentiality in decentralized Blockchain structure 5. Display mechanism for managing

    €687 (Avg Bid)
    €687 Ortalama Teklif
    11 teklifler

    Önde Gelen blockchain Topluluk Makaleleri