Smart Contracts & Protocol Engineering

Secure on-chain code. Battle-tested protocols. From audit to deployment.

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The Challenge

Smart contract vulnerabilities have cost the industry billions. Whether you're building a DeFi lending protocol, launching a token, or deploying governance contracts — a single bug can drain everything. Most teams ship fast and pray. We don't pray.

Our Approach

Security-First Architecture

Threat modeling and formal verification before a single line of production code.

DeFi Protocol Development

Lending pools, AMMs, yield vaults, and custom financial primitives in Solidity and Rust.

Token Engineering

ERC-20 and SPL token creation with proper tokenomics modeling, vesting schedules, and distribution mechanics.

Gas Optimization

Because your users shouldn't pay $50 for a $10 transaction.

Audit Preparation

We write audit-ready code and coordinate with third-party auditors.

What We Deliver

Audited Smart Contracts
Deployment Scripts
Tokenomics Documentation
Protocol Frontend Integration
Security Reports

How We Deliver

1

Requirements & Threat Modeling

We start by mapping out what the contract needs to do. State transitions, economic incentives, edge cases. We document every assumption and run a threat model to identify attack vectors before writing a single line of code.

2

Architecture Design

We design the contract architecture. Single contract or multi-contract system? Upgradeable or immutable? Token standards to use? Integration points with other protocols? We create detailed specifications and have you sign off before we code.

3

Implementation with Tests

We write Solidity or Rust in Foundry with 100% test coverage. Unit tests, integration tests, edge case tests. We don't ship code without tests. Every function gets exercised. Every state change gets verified.

4

Security Audit & Optimization

We run automated tools (Slither, Echidna) to catch common issues. We do manual code review. We optimize for gas. We check for reentrancy, overflow, logic bugs, compliance with token standards.

5

Deployment & Monitoring

We deploy to testnet first. You test. We fix. Then mainnet. We set up monitoring and alerts for unusual contract activity. We provide documentation for your team to maintain it long-term.

Technologies We Use

Solidity

The standard for Ethereum and EVM-compatible chains (Polygon, Arbitrum, Optimism). Solidity is mature, auditor-friendly, and has the largest ecosystem of security tools.

Rust

Used for high-performance blockchains like Solana and Near. Rust's strict compiler catches memory errors at build time. For systems that need to handle high throughput or complex cryptography, Rust is the right choice.

Foundry

A blazing-fast Solidity testing framework written in Rust. We use it because tests run in milliseconds, not seconds. You can write tests in Solidity itself—no JavaScript context switching.

Slither

A static analysis tool that reads your code and finds common vulnerabilities: reentrancy, integer overflow, delegatecall to untrusted contracts, and hundreds of other patterns.

Echidna

A fuzzer. It generates random inputs and hammers your contract with them, trying to break invariants you define. Finds edge cases that manual testing never would.

OpenZeppelin

Battle-tested contract templates. ERC-20, ERC-721, access control, upgradeable contracts. We use their code because it's audited by hundreds of projects and is the de facto standard.

Who This Is For

DeFi Protocols

If you're building a lending protocol, DEX, yield farm, or derivatives platform, you need smart contracts. We've built them. Our DeFi SDK integration cut integration time by 50% for five Q1 clients.

Token Launchers

You need a token contract, vesting logic, governance setup. We handle the full spec so your launch is clean.

DAO Builders

You need governance contracts, treasury management, voting mechanics. We designed DAO contracts that increased voter participation from 4.8% to 23% for one client and distributed $2.4M across 45+ proposals.

Enterprises Exploring On-Chain Automation

You have processes—supply chains, licensing, payment splits—that could live on-chain. We translate your business logic into contract code.

Frequently Asked Questions

How much does a smart contract cost?
Depends on scope. A simple token: $8K–15K. A complex DeFi protocol: $50K–150K. A DAO governance system: $25K–60K. We scope the work first, give you a fixed price.
How long does it take?
Simple contracts, 4–6 weeks. Complex protocols, 10–16 weeks. Our audit process takes 3–4 weeks. This is not a timeline to cut. Security takes time.
What's included in your audit?
Automated scanning (Slither, Echidna), manual code review, threat modeling, gas optimization, compliance checks, and a detailed audit report. If we find issues, we work with you to fix them. No extra fee for fixes within scope.
Should I use Solidity or Rust?
Solidity if you're building on Ethereum, Polygon, Arbitrum, or other EVMs. Rust if you're on Solana, Near, or building a custom chain. Both are secure if done right. Solidity has more auditors and tools.
Can you guarantee the contract has no bugs?
No. No one can. We guarantee a rigorous process: threat modeling, code review, automated testing, fuzzing, and professional audit. Our smart contract audit portfolio shows 120+ audited contracts with zero critical exploits. That's the best guarantee in the space.
What happens after deployment?
You own the contract. We provide documentation and respond to questions for 30 days post-launch. For ongoing maintenance (parameter tuning, emergency fixes, upgrades), we offer support retainers.

Featured Project

See our work in action with Ajna Finance.

Visit Ajna Finance
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Free Smart Contract Security Audit Checklist

30-point checklist used by auditors who've secured $50M+ TVL

Download Free Checklist
Access control vulnerabilities
Reentrancy protection patterns
Oracle manipulation prevention
Flash loan attack vectors

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