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Check out a sample of the 250 Smart Contracts jobs posted on Upwork

Less than 30 hrs/week
Hours needed

1 to 3 months
Duration

Expert
Experience level

Position: Blockchain Engineer (Smart Contract & Oracle Integration Specialist)** Join Our Visionary Team: We are at the forefront of…

Smart Contracts Blockchain Development Smart Contract Blockchain
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Blockchain Developer Fixed-price ‐ Posted 6 days ago

$4,900
Fixed-price

Intermediate
Experience level

We are seeking a highly skilled Blockchain Developer to join our team. The ideal candidate will have a strong background in blockchain…

Smart Contracts JavaScript Smart Contract Ethereum Blockchain Architecture Blockchain
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30+ hrs/week
Hours needed

More than 6 months
Duration

Entry
Experience level

We are seeking a skilled and experienced Solana Blockchain Transaction Parsing and Rate Limit Avoidance Specialist to help us read and…

Smart Contracts Metabase web3.js Smart Contract
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Experienced Solidity Developer Needed Fixed-price ‐ Posted 6 days ago

$4,000
Fixed-price

Intermediate
Experience level

We are seeking an experienced Solidity developer to join our team. As a Solidity developer, you will be responsible for designing, impl…

Smart Contracts Blockchain Architecture Smart Contract Node.js Blockchain JavaScript
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Solidity Developer Hourly ‐ Posted 5 days ago

Less than 30 hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

We are seeking a skilled Solidity Developer to join our team and contribute to the development of smart contracts on the Ethereum block…

Smart Contracts Blockchain Architecture JavaScript Ethereum Smart Contract Solidity
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Blockchain Developer Hourly ‐ Posted 6 days ago

Less than 30 hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

We are seeking a highly skilled Blockchain Developer to join our team. The ideal candidate will have a strong background in blockchain…

Smart Contracts JavaScript Smart Contract Ethereum Blockchain Architecture Blockchain
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ERC20 Blockchain Developer Hourly ‐ Posted 6 days ago

30+ hrs/week
Hours needed

More than 6 months
Duration

Expert
Experience level

Dynasties Ecosystem’s mission is to enable more developers to enter web3, build ground-breaking products, and access rare opportunities…

Smart Contracts Smart Contract Blockchain Development Ethereum Blockchain Architecture Blockchain
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Experienced Solidity Developer Needed Hourly ‐ Posted 6 days ago

Less than 30 hrs/week
Hours needed

1 to 3 months
Duration

Intermediate
Experience level

We are seeking an experienced Solidity developer to join our team. As a Solidity developer, you will be responsible for designing, impl…

Smart Contracts Blockchain Architecture Smart Contract Node.js Blockchain JavaScript
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Solana swap script Fixed-price ‐ Posted 5 days ago

$150
Fixed-price

Expert
Experience level

I need to have a few things 1- a csv file where i can input private keys for the script to use the wallets that are in that csv 2- pr…

Smart Contracts Blockchain JavaScript Smart Contract TypeScript Python web3.js
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Solidity Developer Hourly ‐ Posted 5 days ago

Less than 30 hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

We are seeking a skilled Solidity Developer to join our team and contribute to the development of smart contracts on the Ethereum block…

Smart Contracts Blockchain Architecture JavaScript Ethereum Smart Contract Solidity
See more

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