Blockchain & Crypto Jobs & Projects

76 jobs found

We found 76 Blockchain & Crypto jobs that paid in cryptocurrency. Search for work, find a remote job that suits your needs, and apply now!

Work and hire for crypto

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Trading Bot Development

Required skills

Hello.
I need the trading bot app. 
I have a demo app developed by other developer. Then he disappeared without sharing sourcecode.
I need a great trading bot developer who can develop bot with same functions.
I can send demo app and explain in details.
This will be version 1, looking for someone reliable that can also be available for version 2.

Budget

$5,000
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Bloackchain - Solidity - Lead Developer

Posted by Crystal Ball

Required skills

We are looking for a lead solidity developer for project on Binance Smart Chain.
We have team of developers and will like someone who will guide the team, help wherever its required and clear all the doubts of the team.
We have few more projects lined up and this is ongoing position.n
Looking forward to hear from you!!!

Budget

$5,000
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DApp developer: frontend/Solidity

Posted by Mikko Ohtamaa

Required skills

Telos is a Delegated Proof of Stake (DPoS) blockchain based on originally EOSIO source code, with fair token distribution and strong on-chain governance as unique selling points. Now Telos community has developed EVM-as-a-smart contract compatibility layer to attract existing Solidity/Vyper projects to the Telos blockchain.
Overview of Telos EVM: https://docs.telos.net/evm/about-ethereum-virtual-machine
Release roadmap: https://docs.telos.net/evm/roadmap
Telos Foundation is now looking for a blockchain engineer who can help to deliver and polishing Telos EVM to make it attractive for Solidity developers. The end goal is to have a JSON-RPC API compatible implementation of Ethereum on Telos mainnet.
What we offer
Remote work on the timezone you choose
Flexible hours
A pure community lead project true in crypto spirit
Technically challenging scope of work
A negotiable salary based on your skill level
Open-source project with high peer recognition value
Colleagues in all cultures around the world
What we expect from you
Able to deliver some of the items as described in Telos EVM roadmap
Able to coordinate with other community developers
Working 40 hours a week
Linux/macOS operating system experience
Solidity and Ethereum basic development skills
JavaScript frontend experience with React, Vue.js or others
Familiarity with open-source software development model, Github and such
Experience in writing test suites and utilising continuous integration services
Experience in writing developer documentation and blog posts
You actively use Dapps
You are actively involved in the cryptocurrency community
Expectations are negotiable - if you are particularly strong in some areas, other developers can help you out in others.
You will be paid in cryptocurrency.

Budget

$10,000
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Polkadot node setup + RPC integration into PHP script

Required skills

We are looking for a freelancer who is able to setup the following in our PHP web application
Setup a Polkadot node with RPC communication between linux ubuntu server (polkadot node) & web host (php)
Integrate the ability to generate a deposit address, detect transaction, detect confirmed transaction and send transactions to clients for Polkadot and all tokens on the Polkadot blockchain
Integration must be made into our existing PHP script which does the above already for Bitcoin and Ethereum + ERC-20 Tokens.
Applicants must be able to prove that they are able to do the above if they would like to be accepted for the job. It can be proven with a portfolio or existing application they have worked on which includes the above functionality. If you are able to do other popular coins, please see our other jobs.
Thank you.

Budget

$45
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Binance Smart-Chain Node Setup + RPC Integration

Required skills

We are looking for a freelancer who is able to setup the following in our PHP web application
Setup a Binance Smart-Chain Node with RPC communication between linux ubuntu server (binance node) & web host (php) 
Integrate the ability to generate a deposit address, detect transaction, detect confirmed transaction and send transactions to clients into our existing PHP script which does this already for Bitcoin and Ethereum + ERC-20 Tokens.
Applicants must be able to prove that they are able to do the above if they would like to be accepted for the job. It can be proven with a portfolio or existing application they have worked on which includes the above functionality. If you are able to do other popular coins, please see our other jobs.
Thank you.

Budget

$40
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Utility & Security Tokens Dev.

Posted by Ecosystema

Required skills

Ecosystems Foundation asbl is a Luxembourg based non profit organization focused on New Space DeFi projects and opportunities.
We build, integrate, participate in governance, share knowledge, write docs & blog posts and help out in the community.
The role of DeFi Smart Contract Developer at Complement is a key strategic hire.
The successful candidate will become a partner in our DeFi partner's firm, sharing in the investment returns...
You will work closely with the other partners across all areas of the business.
The ideal candidate is a crypto enthusiast with two years plus of deep smart contract (Solidity) and Ethereum knowledge.
You must be highly enthusiastic about DeFi and have a strong working knowledge of DEXes / AMMs, yield optimization protocols, money markets.
You will have a very strong background in smart contract security and keep track of all the latest smart contract attacks.
You should have a good knowledge of Ethereum standards / EIPs and a good working knowledge of ETH 2.0, Layer 2 solutions (ZK & optimistic rollups, SKALE, Matic etc.) and cross-chain bridge technologies.
You must be hard-working, diligent and ambitious.
Once the global economy re-opens after Covid-19, we expect the role to include travel to work with partners, to attend industry events and to participate in internal strategic workshops.
In the role you will be required to:
• Work closely with portfolio companies as they bring their solutions to market
• Build out new proof of concept solutions
• Work closely with partners as they integrate their protocol with other DeFi building blocks
• Contribute to the core protocols
• Get involved with community / governance discussions
• Analyse smart contracts for security issues
We have no strong preference for academic achievement or location.
We are happy to work with people anywhere in the world.
As long as you can demonstrate a real talent in the areas listed above we would be happy to work with you.

Budget

$10,000
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Creating a VR trading game on the blockchain

Posted by Kahn Digital

Required skills

This game will start off as an idle game with users being able to merge objects and weapons to become more powerful when battling other characters and online players.
This will enventually be in VR how ever the game will just start off as an idle intractive game, assets in game will be represented by tokens givign players the ability to sell or buy parts of an assets

Budget

$5,000
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Tokenomics Advice

Posted by Walter deMilly

Required skills

I have an ETH coder working on smart contracts to generate ERC20 tokens.We need a financial person to help us sort out this part of the work.The tokens will be related to liquidity pools/ yield farming.
Your past experience will of course be important in our decision.Possible ongoing work as well. 

Budget

$1,000
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Blockchain engineer (remote) at Request Network (REQ)

Required skills

YOUR RESPONSIBILITIES
Build the future of invoicing and crypto invoices, from its open source network to the crypto invoicing tool
Add cryptocurrencies to the list of currencies already available (ETH, DAI, USDT & stablecoins, BTC, etc...), including DOT, ADA, LTC, LINK, BCH, XMR, EOS and XTZ
Maintain and improve the Request Network javascript libraries
Develop Request core infrastructure and front-end applications
Participate in the choices of engineering methodologies, tools, and organization
Keep yourself up-to-date with the rapidly evolving blockchain ecosystem and drive changes in the protocol and the team
Work autonomously inside a high performing team
Support the developer community to build on top of Request
QUALIFICATIONS
Solid knowledge of computer science fundamentals: algorithms, data structures, databases, distributed systems, operating systems, networking
Strong knowledge of Typescript and Node.js
Understanding of API design (REST, RPC)
Good understanding of git and continuous integration tools
Self-motivated, innovative, and proactive
Ability to take responsibility for projects and the willingness to learn and grow professionally in a team environment
Bonus - this makes you stand out
Experience developing on top of Ethereum: development and deployment of smart contracts, understanding of blockchain tools such as ethers and truffle
Experience with several blockchain platforms and able to demonstrate a deep understanding of the blockchain architecture
Experience with decentralized file systems like IPFS, swarm, dat, hyperdrive.
Experience with modern web development, especially React
Familiarity with Kubernetes, Amazon Web Services, or Google Cloud Platform
Knowledge of Infura

Budget

$10,000
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Full Stack Engineer (remote) at Request Network (REQ)

Required skills

YOUR RESPONSIBILITIES
Participate in the Request Invoicing development to allow freelancer workers to get paid in crypto
Keep yourself up-to-date with our stack: Typescript, Node, React, Mongo, Kubernetes, Docker, NPM, Circle CI.
Participate in the continuous improvement of the Request Network library, make it easy to pay and get paid on Ethereum and other public blockchains with open-source packages: request-client.js, payment-processor, payment-detection, etc.
Propose functional and design improvements, challenge the infrastructure, the development & release process.
Design and implement integrations with partners (Invoicing REST API, payment detection on other blockchains, accounting software, etc.)
Optionally gain knowledge and responsibility for our decentralized framework: ethers.js, IPFS, Solidity, Infura.
QUALIFICATIONS
Solid knowledge of computer science fundamentals: algorithms, data structures, databases, distributed systems, operating systems, networking
Strong interest in blockchain technology, and the future of payments
Strong knowledge of Typescript and Node.js
Used to open-source development
Understanding of API design (REST, RPC)
Good understanding of git and continuous integration tools
Self-motivated, innovative, and proactive
Ability to take responsibility for projects and the willingness to learn and grow professionally in a team environment
Willingness to improve by giving and asking for feedback
Team spirit above personal results
 
Bonus - this makes you stand out
Good knowledge of Ethereum: frequent dapp usage or smart-contract development
Familiarity with Kubernetes, Helm, Google Cloud Platform, CircleCI
Mobile development (architecture, design, development framework)
Cryptography
Monitoring of stability and performances

Budget

$10,000
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Crypto Twitter CT Influencer, Trader, Sh*tposter.

Posted by Flo B

Required skills

We are looking for crypto twitter accounts open for partnership with a cryptocurrency exchange.
0% fee trading for personal account.
free gift codes provided to share with your followers, redeemable for crypto, e.g 100x $10.
SEND ME A MESSAGE BY CLICKING ON MY PROFILE PIC

Budget

$1,099
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