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I will fix web3 smart contract integration bugs in your dapp
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About this Gig
our Web3 dApp is blocked by failed contract reads, reverted transactions, ABI errors, or network issues.
I fix existing smart contract integration problems so your frontend can communicate with the deployed contract correctly.
I can fix:
Contract read/write calls
Ethers.js / Web3.js integration
ABI, RPC and network configuration
Transaction, gas and revert errors
React/Next.js Web3 integration bugs
You receive:
Root-cause diagnosis
Targeted code fixes
Tested contract interactions
A concise handoff explaining the changes
Ideal for Web3 founders and developers with an existing dApp and smart contract.
Send the relevant code, contract address/network, error details and reproduction steps. Message me before ordering if the scope is unclear.
Expertise:
API integration
•
Blockchain development
•
dApps
Programming language:
JavaScript
•
Solidity
•
TypeScript
•
Node.js
Keep your assets and information safe
Cryptocurrency services focus solely on developing and programming. Never share sensitive information or private keys with others.
FAQ
What do you need before starting?
Please provide the relevant code, contract address, blockchain/network, error message and steps to reproduce the problem.
Do you need website or repository access?
Only when necessary for the selected scope. Use Fiverr-approved secure access methods; never send passwords in Fiverr messages.
Will you work with my existing smart contact?
Yes. This Gig focuses on integrating and troubleshooting an existing deployed or development smart contract.
Do you provide editable/source files?
Yes, when source code changes are part of the purchased scope, the corrected code is included.
How many revisions are included?
Basic includes 1 revision; Standard and Premium include 2 revisions.
How long does delivery take?
Basic: 2 days. Standard: 3 days. Premium: 5 days. Complex cases should be discussed before ordering.
Can you publish the fix?
Deployment or publishing assistance can be included when it falls within the purchased package. Production deployment should be confirmed beforehand.
Is commercial use included?
Yes, the delivered code fixes may be used commercially for your project. Third-party libraries and licenses remain subject to their own terms.
Can you handle custom requirements?
Yes, if the requirement relates to existing Web3 smart-contract integration. Contact me before ordering for custom scope.
What iif my problem is outside the package?
Message me first. I can assess the scope and provide a custom offer when appropriate.
