Digital Online

Blockchain Development Services

We build blockchain products that solve real problems — from audited smart contracts and decentralised apps to NFT platforms, tokenised assets and immersive metaverse experiences. Security-first engineering, clear economics and user experiences that don't require a crypto degree.

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  • Security-first smart contracts
  • Independent audit coordination
  • EVM, Solana & Layer-2 expertise
  • Web2-simple user experiences

Next-Gen Blockchain Development With Real-World Utility

Blockchain's promise — transparent records, programmable ownership and trust without intermediaries — only matters when it's applied to the right problem and engineered without shortcuts. Smart contracts can't be patched like normal software, so mistakes are expensive and permanent.

Our blockchain team combines protocol engineers, smart contract developers, security reviewers and product designers. We validate whether blockchain is the right fit, design token and contract architecture carefully, and build interfaces that make Web3 feel as easy as any modern app.

Blockchain products launched
40+
Chains and Layer-2 networks supported
10+
Contracts tested before mainnet
100%

Ready to Build a Blockchain Product People Actually Use?

Talk to a Blockchain Architect

Blockchain Development Services for Web3 and Enterprise

Full-cycle blockchain engineering, from token design and smart contracts to the apps, marketplaces and virtual worlds your users interact with.

Start Your Blockchain Project
01

Metaverse Development

Immersive 3D worlds, virtual showrooms and VR experiences with digital ownership built in.

Explore Metaverse Development

Proven Blockchain Portfolio

A cross-section of the blockchain products we've engineered — each designed around real users and real utility, not hype.

Gaming & NFTs

Collectible Card Game Marketplace

The Challenge

A game studio wanted players to truly own and trade in-game cards without exposing them to complex crypto steps.

The Solution

NFT smart contracts for cards, a marketplace with embedded wallets and gas sponsorship so players trade with a familiar login.

The Impact

  • Email-based wallets for new players
  • Royalties enforced on secondary sales
  • Contracts reviewed before launch
Real Estate

Tokenised Property Platform

The Challenge

A property investment firm wanted to offer fractional ownership with transparent records and simpler investor onboarding.

The Solution

A tokenisation platform with KYC-gated security tokens, investor dashboards and automated distribution of rental income.

The Impact

  • KYC-gated token transfers
  • Automated income distributions
  • Transparent on-chain cap table
Fintech

Employee Equity Tokens

The Challenge

A startup wanted a transparent, programmable way to manage employee incentive grants and vesting.

The Solution

Vesting smart contracts and an employee portal that shows grants, schedules and vested balances in real time.

The Impact

  • Vesting enforced by smart contracts
  • Self-service employee portal
  • Admin controls for grants
Logistics

Supply Chain Traceability

The Challenge

A food exporter needed tamper-evident proof of origin and handling for premium buyers.

The Solution

A permissioned blockchain recording each handover, with QR codes giving buyers a verified product history.

The Impact

  • Tamper-evident shipment records
  • QR-based provenance for buyers
  • Partner portal for suppliers

Wondering If Blockchain Is Right for Your Idea?

Book a Free Feasibility Call

Trusted By Leaders,Proven By Results

How Much Does Blockchain Development Cost?

Blockchain projects typically range from $20,000 for a focused smart contract or token to $350,000+ for marketplaces, DeFi protocols and metaverse platforms, depending on complexity and security requirements.

Smart Contract / Token

Focused launch

$20,000 – $50,000

Token or NFT contracts with a minting page or simple dApp, comprehensive testing and audit preparation.

  • Token or NFT contracts
  • Minting / claim interface
  • Test suite & audit prep
Discuss a Token Launch
Most Common

dApp / Marketplace

Full product

$50,000 – $180,000

A complete decentralised application or NFT marketplace with wallets, indexing, admin tools and polished UX. Most projects land here.

  • Smart contracts & dApp
  • Wallet & payment integration
  • Indexing & admin dashboard
Estimate My dApp

Platform / Protocol

Complex & regulated

$180,000+

DeFi protocols, tokenisation platforms or metaverse worlds with complex economics, compliance and scaling needs.

  • Protocol & economic design
  • Compliance-aware architecture
  • Multi-chain & Layer-2
Plan a Platform Build

Final pricing is confirmed after technical discovery. Third-party audit fees are quoted separately.

Need a Realistic Estimate for Your Web3 Project?

Get a Project Estimate

Our Blockchain Development Process

On-chain code is permanent, so we invest heavily in design and testing before anything reaches mainnet.

  1. 01

    Requirements Analysis

    We define goals, users and whether blockchain genuinely adds value, then choose the right chain and approach.

  2. 02

    Architecture & Tokenomics

    Contract architecture, token economics and on/off-chain responsibilities are designed and documented.

  3. 03

    Prototyping

    A testnet prototype validates contract logic, user flows and wallet experience early.

  4. 04

    Development

    Smart contracts, back end and front end built in sprints with continuous testing.

  5. 05

    Testing & Audit

    Unit, integration and fuzz testing, internal security review and coordination with independent auditors.

  6. 06

    Deployment & Support

    Mainnet deployment, monitoring, upgrades through governance and ongoing support.

Security Standards in Blockchain Development

Smart contracts hold real value and can't be quietly patched. These are the security practices every blockchain project goes through.

  • SWC & Known Vulnerabilities

    Contracts reviewed against the Smart Contract Weakness Classification and common attack patterns.

  • OpenZeppelin Standards

    Battle-tested libraries for tokens, access control and upgradeability.

  • 100% Branch Test Coverage

    Comprehensive unit and integration tests targeting every code path.

  • Fuzz & Invariant Testing

    Automated testing with randomised inputs to find edge-case failures.

  • Independent Audits

    Coordination with reputable third-party auditors before mainnet launch.

  • Multi-Sig & Timelocks

    Admin actions protected by multi-signature wallets and delays.

  • KYC/AML Integration

    Compliance-aware flows for regulated tokens and financial products.

  • Key Management

    Secure handling of keys with hardware and MPC-based solutions.

Blockchain Platforms We Specialise In

We choose chains and tools based on your users, costs, speed and security needs — not hype.

  • Ethereum
  • Polygon
  • Solana
  • Arbitrum
  • Base
  • BNB Chain
  • Hyperledger Fabric

High-Value Features for Web3 Products

The capabilities that make blockchain products secure, usable and ready for mainstream users.

  • 01Embedded Wallets
  • 02Gasless Transactions
  • 03Fiat On-Ramps
  • 04Royalty Enforcement
  • 05Token Vesting
  • 06Staking & Rewards
  • 07On-Chain Governance
  • 08Cross-Chain Bridging
  • 09Real-Time Indexing
  • 10Admin & Analytics Dashboards

Industries We Serve as a Blockchain Development Company

Blockchain adds value where trust, ownership and transparency matter most. These are the sectors we build for.

  • 01

    Fintech & DeFi

    Payments, lending, staking and digital asset platforms.

  • 02

    Gaming

    True ownership of in-game assets and player-driven economies.

  • 03

    Real Estate

    Tokenised property, fractional ownership and transparent records.

  • 04

    Supply Chain

    Provenance, traceability and anti-counterfeiting.

  • 05

    Healthcare

    Secure, auditable data sharing and consent management.

  • 06

    Media & Entertainment

    NFT collectibles, ticketing and creator royalties.

  • 07

    Retail & Loyalty

    Tokenised rewards and digital product passports.

  • 08

    Government & Public

    Transparent records, credentials and identity.

Worried About Smart Contract Security?

Request a Security Review

Why Choose 360 Digital Online for Blockchain Development?

We build blockchain products with the rigour that permanent, value-bearing code demands — and the product sense to make them usable.

  • Security Above All

    Defensive design, exhaustive testing and independent audits protect your users and your reputation.

  • Honest Fit Assessment

    If a traditional database is the better answer, we'll tell you. Blockchain is used only where it adds real value.

  • Mainstream-Ready UX

    Embedded wallets, gas sponsorship and familiar logins remove the friction that keeps users away from Web3.

  • Multi-Chain Expertise

    Experience across EVM chains, Solana and Layer-2 networks lets us pick the right platform for your needs.

Where Blockchain Is Heading Next

Emerging blockchain capabilities we're already building with.

  • 01

    Account Abstraction

    Smart accounts with social recovery, batched transactions and sponsored gas for Web2-like experiences.

  • 02

    Real-World Asset Tokenisation

    Bringing bonds, property and commodities on-chain with compliance built in.

  • 03

    Zero-Knowledge Proofs

    Prove facts — identity, credentials, solvency — without revealing the underlying data.

  • 04

    Layer-2 Scaling

    Rollups that cut transaction costs dramatically while inheriting Ethereum security.

  • 05

    AI + Blockchain

    Verifiable AI outputs, on-chain agents and decentralised data marketplaces.

  • 06

    Decentralised Identity

    Portable, user-controlled identity and verifiable credentials.

Ready to Begin Your Blockchain Journey?

Start Your Project

Blockchain Development FAQs

How much does blockchain development cost?

Simple token or NFT contracts start around $20,000. Full dApps and marketplaces typically cost $50,000–$180,000, and complex protocols or platforms more. Independent audits are quoted separately.

How long does it take to build a blockchain app?

A token launch can take 4–8 weeks, a dApp or marketplace 3–6 months, and complex protocols 6–12 months including testing and audits.

Which blockchain should we build on?

It depends on your users, transaction volume, costs and security needs. Ethereum and its Layer-2s suit most DeFi and NFT projects; Solana suits high-throughput consumer apps; permissioned chains suit enterprise consortia.

Are your smart contracts audited?

Every contract undergoes extensive internal testing and review. For mainnet launches handling real value, we strongly recommend and coordinate independent third-party audits.

Do users need a crypto wallet?

Not necessarily. We can implement embedded wallets with email or social login and sponsor gas fees, so users interact without managing keys or tokens.

Is blockchain right for my business?

Blockchain helps when multiple parties need shared, tamper-evident records or programmable ownership. We assess fit honestly during discovery.

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