Find Freelance Blockchain & Crypto Jobs

Check out 138 posted Blockchain & Crypto Jobs. At LaborX you have a great option to choose a freelance job for Blockchain & Crypto Apply for a job now and get paid in cryptocurrency.
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Beta Game Tester

We are currently seeking highly motivated individuals to join our team as Beta Game Testers. As a Beta Game Tester, you will have the exciting opportunity to play and test our upcoming video games before...

Base to Solana Bridge through wormhole

Basically I need a Base to Solana token bridge with the help of wormhole

Create NFT, attach direct deposit to NFT

I have an image that I desire to be converted into an NFT and have a crypto token attached to said NFT. I've paid a Fiverr person to create a crypto token on the Algorand...

Convert my image into an NFT

I have the image that I desire to have converted into an NFT and desire lifetime royalties from the sale of the NFT.My. image is to become 5 individual NFTs. There are more details but...

Freelance Custom Trading Indicator Developer

We are seeking an experienced freelance developer to create a custom trading indicator for our platform. The successful candidate will be responsible for developing a unique indicator based on specific requirements outlined in a detailed...

CUDA code bagfix in visual studio 2022 c++ project

bugfix ed25519 algo. now code can`t calculate correct pubkey from privatekey. oridginal repo my visual studio project included in files details in

Reverse bitcoin address to pub key

I need to reverse bitcoin address to original public key this 1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMHneed to reverse  to 0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798

Smart contract implementation on Telegram TON

We had a Web3 lottery idea, but we faced an issue when we deployed the smart contract written in Tact, so we planned to rewrite it using FunC. The logic is simple: The user buys...

Create public API and SDK to fetch projects tasks

Create public API and SDK to fetch projects and then show on a dashboard. When users complete the listed tasks, they get rewards. This will be deployed on optimism and Base.

Web3 Marketing

I want merchants, social media content creators, nft launchers or anyone who wants to accept crypto payments registered to our website with my referral code. Project: A payment link for merchants to create and receive...

Presale Dapp

I want a dapp on my site for presale own token . Customers can to buy presale by eth/bsc via it and after paying successful via Eth/BSC it shows them how many tokens they bought...

Solana sniper

Job Posting: Seeking a skilled developer to create a trading bot with the following features: 1. Scan feature: Ability to scan for new liquidity pools, sourced either from Raydium or a specified Telegram group. 2....