Crypto/Blockchain Development

We are using Binace smart chain and have deployed a token there XYZ.

We need to swap token using interface, which allow visitors to do the following.

Connect their wallet.

Select the token he wants to exchange from token list ie BTC and type From Quantity.

Select the token he wants to exchange to let’s say BNB and to quantity must be populated automatically based on exchange rate between From and to Token (BTC-BNB)

Our commission must be applied on each transaction ie 5%.

User must be able to exchange from other tokens ie BTC, BNB etc to our Token XYZ .

User must be able to exchange from our Token XYZ to other tokens ie BTC, BNB etc .

Following things are required.

1. Load tokens from Metamask

2. Select tokens from list

Get the exchage price of those tokens.

3. Get the gass price.

4. Swap tokens and update the MetaMask.

Charge our commission fee on swapping.

We will provide the frontend of the application and you only need to do the backend of it.

Навыки: Blockchain, Ethereum, Non-fungible Tokens (NFT)

О клиенте:
( 0 отзыв(-а, -ов) ) London, United Kingdom

ID проекта: #32256634

12 фрилансеров(-а) готовы выполнить эту работу в среднем за $347


Hi, Thanks for your job posting. I'm a senior Blockchain/Solidity Web3 EXPERT, with rich experiences of developing Smart contract, NFT Marketplace, DeFi. While reading your requirement ,I am sure I understood the main Больше

$200 USD за 7 дней(-я)
(13 отзывов(-а))

Thanks for visiting my profile. My experiences range from creating both front-end blockchain applications to backend architecture design and implementation, smart contract development, testing, and development of dApps Больше

$300 USD за 5 дней(-я)
(7 отзывов(-а))

I have been working in the Crypto Currency domain for the last 4 years and have sound knowledge of coin, Ethereum, Polkadot blockchain along with Defi, and NFT knowledge. I am working on 3 parallel Defi and NFT project Больше

$200 USD за 1 день
(6 отзывов(-а))

Hello Dear Client I read your proposal carefully and I understand what you want I am a senior blockchain developer as well as a full stack developer. I have solid knowledge in smart contracts and rich experience in we Больше

$200 USD за 2 дней(-я)
(3 отзывов(-а))

Hey, Yes, understanding each aspect of the job description, I am available to take up this project and I assure you to complete it within a short period. The main advantage of this job is that i have been professio Больше

$200 USD за 7 дней(-я)
(10 отзывов(-а))

Hello, Thanks for your kind post. I've just checked your requirement carefully. I'm a senior developer with 12+ years experiences in web & blockchain full-stack development. I am very familiar with PHP/Laravel/CI, Nod Больше

$2000 USD за 7 дней(-я)
(2 отзывов(-а))

HI I am a developer of Polywhale, Polynx. Blockchain developer, specialised in custom cryptocurrency and blockchain based Enterprise solutions. I have extensive experience in ICO's, STO's, Customising Consensus(POS/POW Больше

$100 USD за 5 дней(-я)
(1 отзыв)

[login to view URL] Hello. I am a good blockchain engineer with rich experience in creation of crypto currency token. The followings are tokens which I created and verified earlier. [login to view URL] Больше

$200 USD за 7 дней(-я)
(0 отзывов(-а))

Hello! Nice to meet you. i read your requirement and very interesting. I have rich experience about that. Please, let me contact and let's have a chatting. I'll wait your reply. cheer for you!

$166 USD за 3 дней(-я)
(0 отзывов(-а))

Hello. I can work with you to develop crypto swap application well. I have 5+ years of experiences in cryptocurrency and NFT. Thanks.

$200 USD за 7 дней(-я)
(0 отзывов(-а))

Hello. I am a blockchain developer who has built several crypto swapping platform. //cryto trading website [login to view URL] //token swap website [login to view URL] I am interested in your job and full Больше

$200 USD за 7 дней(-я)
(0 отзывов(-а))

My name is Egor and I am an experienced and professional Javascript developer. My specialization is the creation of back-end and front-end parts for websites and web applications, as well as blockchain development of a Больше

$200 USD за 7 дней(-я)
(0 отзывов(-а))