Web3 & Blockchain

Blockchain development that survives an audit — and real money.

The space is littered with hacked contracts and demos that never launch. We build production blockchain — smart contracts, DeFi protocols, dApps, and distributed ledgers — on battle-tested security practices and gas-efficient architecture built for mainnet, not a pitch deck.

  • Ethereum · EVM · Solana
  • Third-party audited
  • 25–40% lower gas

Immutable · hash-linked · consensus-secured

Block #481

prev 0x9af3…

sealed

Block #482

prev 0x1c7e…

sealed

Block #483

prev 0x4bd0…

mined

Audit

passed

TPS

4.2k

Gas

−31%

EVM · Solana · L2 — built to survive an audit

4

Disciplines — contracts to ledgers

0

Critical findings shipped to mainnet

−73%

Peak gas cost reduction delivered

100%

On-chain code third-party audited

Why teams trust us on-chain

Where one bad line is final and expensive

On-chain there's no hotfix and no undo. We engineer for that reality — adversarial review, audits, and gas discipline baked into every build.

Audit-first, always

We assume an adversary is reading every line. Threat modeling, full coverage, and an external audit are part of the build — not an upsell after a hack.

Gas you don't overpay for

Storage layout, batching, and assembly where it counts — we routinely cut transaction costs 25–40% so your users aren't punished for using the product.

Keys and upgrades done right

Multisig governance, timelocks, and upgradeable proxy patterns so you keep control without creating a single catastrophic point of failure.

On-chain meets real product

We pair contract rigor with proper frontends, indexers, and APIs — so what we ship is a usable product, not a clever contract nobody can reach.

What you walk away with

A protocol you own and can defend

Every contract, key, and frontend is documented and handed to you — auditable, upgradeable on your terms, with no lock-in to us.

  • A protocol and chain-selection report with trade-offs and cost projections
  • Audited smart contracts (Solidity / Rust) with a full test suite
  • A third-party security audit report and a tracked remediation log
  • dApp frontend with wallet integration and an off-chain indexer
  • Deployment scripts, multisig setup, and an admin dashboard
  • Documentation and an optional monitoring & support retainer

Web3, in production

Lumen Carbon: a carbon-credit registry that can't be double-counted

A climate-tech startup needed verifiable, non-duplicable carbon credits. Spreadsheets and trust weren't enough for buyers. We tokenized the registry with audited contracts and gas-optimized minting.

Lumen Carbon

Climate-tech registry · USA

ClimateTech · Web3
Per-transaction gas cost−73% gas
Before
$11.40
After
$3.10
Asset transfer settlementDays → seconds
Before
2–3 days
After
12 sec
Critical audit findings at launchZero criticals
Before
Industry avg 6
After
0
0

Critical audit findings

−73%

Gas cost per mint

12 sec

Credit transfer (was days)

100%

Credits provably unique

Buyers wanted proof a credit couldn't be sold twice. The team delivered audited contracts that make double-counting impossible, cut our minting gas by nearly three-quarters, and gave us a registry institutional buyers actually trust.
Founder & CEO, Lumen Carbon
SolidityPolygonOpenZeppelinThe GraphHardhatAuditedRead the full case study

Straight answers

Blockchain development questions

What does a blockchain development company actually build?

A blockchain development partner builds the on-chain and off-chain parts of a Web3 product: smart contracts, DeFi protocols, decentralized apps (dApps), token systems, and distributed-ledger platforms — plus the wallet integration, indexing, and frontends that make them usable. We deliver these end to end, from architecture to audited mainnet deployment.

Which blockchains do you develop on?

We build on Ethereum and EVM-compatible chains (Polygon, Arbitrum, Optimism, Base, Avalanche, BNB Chain) using Solidity, and on Solana and Near using Rust. We pick the chain based on your throughput, cost, and ecosystem needs — including Layer 2s and app-chains where they earn their keep.

How do you keep smart contracts secure?

Security is the whole game on-chain, because a single bug is irreversible and expensive. Every contract is threat-modeled, covered by an exhaustive test suite, run through static analysis (Slither, Mythril), and independently audited by a third-party firm before any mainnet deployment.

Can you build the full stack — contracts, backend, and frontend?

Yes. We deliver complete dApps: Solidity or Rust contracts, off-chain indexers (The Graph or custom), and React/Next.js frontends with wallet integration (MetaMask, WalletConnect, wagmi/viem). You get a working product, not just a contract address.

How much does blockchain development cost?

It depends on scope — a single audited contract is a few weeks, while a full DeFi protocol or ledger platform is a multi-month program. We scope it as a fixed-price feasibility and PoC first, so you see a working prototype and a firm quote before committing to the production build.

Build blockchain that ships to mainnet. Not another whitepaper.

Send us your Web3 idea or your token design. We'll come back with a chain recommendation, a security plan, and a fixed quote.

2000+ vetted engineers · 3 global hubs · 98% client retention

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50%-70%
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