Service · Cobalt

dApp Architecture

Multi-contract systems, designed for upgrades.

dApp Architecture
Multi-chain ready

Same rigor across Ethereum, Solana, and every chain we ship to.

// Overview

We design contract systems for AMMs, marketplaces, staking, vesting, and DAO tooling. Upgrade-safe (UUPS or Diamond) where it makes sense, immutable where it must.

24h
Scope confirmed
48h
To testnet
6
Supported chains
Scope

What's included on every order.

Same baseline across plans. Pro and Enterprise tiers add manual hours and deeper coverage.

01 / 06

UUPS / Diamond proxies

02 / 06

Access control patterns (multisig, timelock)

03 / 06

Upgradeability simulations

04 / 06

Cross-contract reentrancy proofs

05 / 06

Documented architecture diagrams

06 / 06

Storage layout & upgrade-safety checks

// Pipeline

From order to delivery in days, not weeks.

See full process
STEP 01

Brief & scope

Senior engineer reads your contracts in the order chat. Inside 24 hours.

STEP 02

Automated tooling

Slither, Mythril, and Echidna runs across every callable function.

STEP 03

Manual review

Line-by-line by a human auditor. Findings ranked by severity.

STEP 04

Report & re-audit

Branded PDF + JSON findings. Re-audit after your fixes is included.

Hand-over

Deliverables in your inbox.

Same package on every plan — only the depth scales with the tier you pick. You own everything: code, report, deployer wallet.

You own it all

Source code, audit report, deployer wallet — handed over on completion. No vendor lock-in.

FILE / 01

Architecture diagram (PDF)

FILE / 02

Multi-contract repository

FILE / 03

Deployment + upgrade scripts

FILE / 04

OpenZeppelin Defender setup

// Get started

Pick a plan — your contract on testnet within 48 hours.

All plans include dapp architecture to varying depth. Pricing starts from $9.99. Need a custom scope? Send us your brief.