Blockchain Development
Prototype the most expensive transaction on two candidate chains and compare fees, finality and tooling.
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Questions buyers ask
What should I check for chain selection?
Prototype the most expensive transaction on two candidate chains and compare fees, finality and tooling.
What should I check for proof of delivery?
Ask for an explorer address and a repository commit from a comparable deployment. Match the deployed bytecode to the evidence.
What should I check for wallet integration?
Test connect, sign, cancel and network switching on desktop and mobile wallets before accepting delivery.
What should I check for contract upgrades?
Require a written upgrade policy with named signers, a delay and a rollback procedure where feasible.
What should I check for code ownership?
Agree on repository access, licenses and dependency ownership before the first milestone.
What should I check for testnet acceptance?
Define pass criteria for ordinary transactions, permission boundaries and failed operations.
What should I check for data indexing?
Ask how the application handles reorganizations and how long rebuilding the index takes.
What should I check for key handover?
Define how production permissions transfer to your signers and test revocation of contractor access.
What should I check for delivery estimates?
Request separate estimates for contracts, interface, integrations, testing and production support.
What should I check for post-launch operations?
Agree who receives alerts and owns incident response. Include a handover runbook and a support window.
Compare providers
Ask for an explorer address and a repository commit from a comparable deployment. Match the deployed bytecode to the evidence.
Agree who receives alerts and owns incident response. Include a handover runbook and a support window.