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Blockchain Development
Audited smart contracts and pragmatic dApps - blockchain only where it earns its keep.
external audit always budgeted
Hash grid blocks chain-linking with a FORCE nonce block highlightProblems solved
What this removes.
trust between parties
contracts live in email threads
manual reconciliation
settlement takes days
opaque provenance
authenticity disputes drag on
audit anxiety
one vulnerability kills the protocol
token hype hangover
chains picked before use-cases
What's included
What you get.
- use-case validation (build-or-not memo)
- protocol + contract architecture
- Solidity smart contracts
- test suites (unit + fuzz + invariant)
- external audit coordination
- dApp frontend (wagmi/viem)
- tokenomics sanity review
- upgrade + key management policy
- mainnet runbooks + monitoring
- 90-day post-deploy support
Scope
Scope, clearly drawn.
| Core scope | Optional add-ons |
|---|---|
| Coreuse-case validation | Add-onsecond audit firm pass+$10kindependent reviewer |
| Corecontract build + tests | Add-onformal verification (Echidna/Certora)+$8kproperty proofs |
| CoredApp frontend | Add-onwallet-connect mobile deep-links+$3k |
| Coreaudit coordination | Add-onsubgraph indexing (The Graph)+$5k |
| Coretestnet -> mainnet deployment | Tailored to scope |
| Coremonitoring + runbooks | Tailored to scope |
Core scope
- Coreuse-case validation
- Corecontract build + tests
- CoredApp frontend
- Coreaudit coordination
- Coretestnet -> mainnet deployment
- Coremonitoring + runbooks
Optional add-ons
- Add-onsecond audit firm pass+$10kindependent reviewer
- Add-onformal verification (Echidna/Certora)+$8kproperty proofs
- Add-onwallet-connect mobile deep-links+$3k
- Add-onsubgraph indexing (The Graph)+$5k
Our approach
How we run it.
Use-case validation
honest build-or-not memo first
Contract build
OpenZeppelin bases, tests first
Test suites
fuzz + invariant gates in CI
External audit
fix, re-test, publish report
Deploy + monitor
phased mainnet + kill-switches
Pricing signal
What it typically costs.
Typical range
$40k-$200k
Midpoint $120k · final quote after a fixed-scope discovery.
external audit always budgeted
Technologies
Tools we reach for.
Case evidence
Proof.
0
external audit criticals
3d -> 4h
settlement time
5/5Verified client
“Passed external audit with zero criticals, first round.”
Reviews
What clients say.
Slide 1 of 1
- 5/5Verified client
“Passed external audit with zero criticals, first round.”
CTOChief Technology Officer, trade finance - 5/5Verified client
“They talked us out of a token we didn't need.”
FounderFounder, marketplace - 5/5Verified client
“The runbooks made our ops team comfortable owning the contracts.”
Head of OpsHead of Operations, logistics
FAQ
Questions, answered.
Do you audit yourselves?
We test exhaustively - then an external firm audits; always.
Which chains?
EVM-first: Ethereum L2s (Polygon, Base, Arbitrum) by cost profile.
How is Web3 UX handled?
Hidden where possible - account abstraction, gas sponsorship, no seed-phrase walls.
Do we need a token?
Usually no - we say so in the validation memo.
Are contracts upgradeable?
Only with timelocks + multisig policy you control.
What if audit finds issues?
Fix, re-test, and publish the report - transparency is the brand.
Blockchain Development without the guesswork.
Audited smart contracts and pragmatic dApps - blockchain only where it earns its keep.