Smart contract development company background

Smart Contract Development Company

Security-first smart contracts for value-moving products, built for mainnet and audits

DeFi logic, NFT rules, payments, KYC all funnel into one place: the contract. PixelPlex builds smart contracts that stay predictable under mainnet stress and contract audit, while staying safe to upgrade when the product starts moving fast.

Challenges we solve

Number 1

Worried a smart contract bug could get expensive?

We develop and test smart contracts around the potential risk points, combining solid test coverage with automated scanning and manual review to catch issues before deployment.

Number 2

Tired of rebuilding the same NFT contracts?

Instead of starting from scratch every time, you get standards-based token and NFT contracts where minting and royalties are set up once, then tailored safely for each new launch.

Number 3

Nervous proxies could break production?

Upgradeability is planned from the start, so storage layout and initialization rules don’t get missed. Then it’s validated through testing and an audit-style review to keep future changes controlled.

Number 4

Price-feed dependency risks your DeFi logic?

Reliable oracle sources are selected early. From there, we code safeguards for delayed or unusual updates and test those cases before deployment, keeping the protocol steady when the market gets messy.

Number 5

Getting crushed by slow execution on EVM chains?

We find the expensive parts first, then optimize storage and execution paths based on real usage. The updated contracts are re-tested so they run cheaper while the behavior stays consistent.

Number 6

Multi-chain plans getting too messy?

From EVM networks to chains with different programming models, we help you make the right technical calls and adapt the implementation so the product stays consistent as chain details change.

Smart contract development services

As a smart contract development company, we keep the work practical and build-focused. Below is a quick snapshot of what we can deliver for your project.

Smart contract development services preview

Custom smart contract development

Turn your protocol rules and business logic into smart contract development that ships as audit-ready on-chain code, with clean architecture, predictable gas costs, and security built in from day one.

Smart contract audit

Stay secure with our smart contract development services. We identify vulnerabilities and offer actionable recommendations, ensuring you can confidently launch with a thorough smart contract audit.

NFT smart contract development

Implement NFT smart contract development covering standard-compliant minting, royalty distribution, and bundled transactions. As an expert NFT smart contract development company, we tailor the mechanics to your use case.

BSC smart contract development

Deliver BSC smart contract development for DeFi protocols and token launches. The design is tuned to BSC’s throughput and fees, so the on-chain flow stays fast without unnecessary gas costs.

Canton Network smart contract development

Provide Canton Network smart contract development for application-specific contracts supporting confidential workflows and atomic settlement across institutional processes, including traditional finance.

Case studies

Curious how the work translates into real products? Browse a few recent case studies and see how different teams tackled Web3 delivery.

Community-governed DeFi platform

A community-governed DeFi platform for Mantra DAO that improved staking performance and expanded the product beyond Ethereum with multi-chain support for real-world growth.

  • Native platform token development
  • 60+ staking pools deployed
  • Multi-chain support on Ethereum, BSC, Polygon
  • SlowMist audit passed with no major issues
  • $71.18M total value staked across the platform
Community-governed DeFi platform case preview

DeFi solution for a decentralized economy

A fully decentralized DeFi platform for the Echo ecosystem designed for fair token distribution and cross-chain liquidity, connecting Ethereum/Bitcoin sidechains with a bridge and wallet tooling.

  • Generalized smart contract protocol for Echo
  • Two-stage lock-to-earn token distribution
  • Cross-chain transfers for BTC, ETH, and ERC-20
  • Mobile and desktop crypto wallets
  • PoWR consensus securing network operations
DeFi solution for a decentralized economy case preview

Ethereum-based decentralized online gaming platform

An Ethereum-based casual gaming platform for PvP matches and tournaments, enabling transparent ETH wagers and prize payouts in a fully trustless flow without intermediaries.

  • PvP games and tournament competitions
  • ETH wagers via smart contracts
  • Auto-generated Ethereum wallet per user
  • Fast deposits and on-demand withdrawals
  • Transparent prizes based on scores
Ethereum-based decentralized online gaming platform case preview

Mobile app for ordering coffee online

A mobile app that lets customers preorder coffee for pickup, cutting queues and streamlining barista workflows with a smooth, in-app checkout flow and real-time updates.

  • Order ahead, pick up instantly
  • Contactless and QR-code payments
  • Ready-order notifications for customers
  • Nearby cafe locations with opening hours
  • Deposits and loyalty program support
Mobile app for ordering coffee online case preview

NFT smart contract analysis for a marketplace

A smart contract analysis for the PRISM NFT marketplace focused on eliminating vulnerabilities, preserving the original user flow, and securing Ethereum transactions end-to-end.

  • Smart contracts audit and refactoring
  • 20+ minor issues identified and fixed
  • Fail-safe refunds for broken deals
  • NFT resales restricted to PRISM only
  • Third-party audit passed post-fix
NFT smart contract analysis for a marketplace case preview

Canton KYC platform for one-time verification

The first unified KYC platform on Canton Network that lets users pass KYC once and reuse it across apps, reducing compliance costs while keeping data private.

  • User-controlled consent for data sharing
  • 2-minute onboarding with one-time verification
  • Two Daml contracts for KYC and consent automation
  • Native Canton Loop wallet integration
  • Reduce churn during signup by up to 60%
Canton KYC platform for one-time verification case preview

Clients' reviews

From first call to final delivery, the details matter for smart contract development services. Here’s what clients had to say about working with the PixelPlex team.

Adam Greenwood, Co-Founder & COO

Adam Greenwood

Co-Founder & COO, Uforika

PixelPlex has not only helped us with our smart contract functionality, but they’ve also helped us get those smart contracts audited. Their team has also helped us scope, design, and build a custom wallet and a marketplace for buying and selling NFTs. The most successful result of our engagement is that PixelPlex has created a fully working prototype from scratch.

5.0Rating 5.0
Clutch
Eric Vogel, Co-Founder

Eric Vogel

Co-Founder, Circularr, Ltd

What really stands out about PixelPlex is their deep understanding of blockchain technologies, solutions, and assets. Through their knowledge and experience, they help us understand the pitfalls, benefits, and drawbacks of every framework and approach. It doesn’t feel like they’re a third-party contractor; they’re like an extension of our own team.

5.0Rating 5.0
Clutch
Senior Manager

Senior Manager

Ernst & Young AG

From the beginning, they were leading us in the right direction. PixelPlex knew a lot about using blockchain technology, the platforms, and how to integrate that in the process. They showed us how we really should use the platform and the benefits the platform really gives us.

4.5Rating 4.5
Clutch

Why choose our development company

Code icon

Architecture-first delivery

As an experienced smart contract development company, PixelPlex brings a delivery rhythm that reduces back-and-forth during development, so the build stays steady.

Shield icon

Security built into the workflow

Manual line-by-line review backs up automated scanning, so smart contract audits catch real vulnerabilities and costly inefficiencies before deployment.

Deployment icon

Unusually broad smart contract scope

Core contracts come with the supporting layers many products need, including invoice and payment logic, chaincode, and domain-specific wallets, keeping coordination simpler.

1M+

smart contracts on mainnet

450+

projects completed

$1.2B

raised by our clients

$50M

end-users onboarded across our clients’ dApps

0Shield icon

exploits since day 1

3Unicorn icon

exceeding $1B in value

Key benefits of smart contract development for your business

1.

Custom rules that run automatically

Turn repeatable processes into on-chain logic that executes once conditions are met. This reduces back-office effort and keeps the workflow consistent as volume grows.

2.

Lower friction in multi-party deals

Run agreements through a smart contract that enforces the rules once conditions are met. This reduces disputes because everyone can verify the same on-chain outcome, so partnerships move faster.

3.

New revenue models built into the product

Launch token and NFT mechanics that control access, distribution, or ownership directly on-chain. The rules live in the contract, so the business model stays enforceable as you scale.

4.

More predictable costs on-chain

Reduce cost spikes by optimizing storage and the most-used execution paths. This keeps everyday user actions affordable when usage climbs or network fees fluctuate.

5.

Safer launches with fewer expensive fixes

Validate contract behavior before release through strong testing and audit-style review. Catching issues early avoids rushed hotfixes and helps protect user trust after launch.

Cost of smart contract development services

Starting at

$20,000

Build smart contracts with a clear scope and a realistic plan. Then move into development with security-aware testing plus deployment support built in.

What's included:

  • Project scope definition
  • Contract architecture review
  • Smart contract development
  • Security-focused functional testing
  • Deployment support and handover

Get a personalized cost estimate tailored to your smart contract development needs.

Smart contract development across industries

Before you bring in smart contract developers, it helps to see how they handle real domain rules. PixelPlex has worked across industries, so contract logic gets adapted to how teams actually operate.

Fintech & banking

PixelPlex’s fintech solutions focus on compliance-driven planning, strong security, and blockchain-friendly architectures to support everything from tokenization to payment flows.

  • Risk compliance management
  • KYC/AML verification
  • Data security privacy controls
  • Digital identity access rules
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Fintech & banking background

Payment

Secure payment platforms are built with smooth transaction tracking plus seamless integration, ensuring reliable payment processing with accurate reconciliation.

  • Smart routing for higher approvals
  • PCI-DSS and PSD2/SCA compliance
  • ERP/CRM/accounting integration
  • Fraud monitoring
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Payment background

Retail & ecommerce

Smart contracts set clear rules for payments, loyalty rewards, and product authenticity, so customers can verify key details on-chain without extra back-and-forth with support.

  • Product warranties digitization
  • Chain-of-custody controls
  • Digital marketplaces support
  • Crypto payment workflows
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Retail & ecommerce background

Supply chain & logistics

PixelPlex applies smart contract logic to record provenance in a way partners can verify. Chain-of-custody tracking becomes easier to trust, which reduces slow manual coordination.

  • Automated milestone payments
  • Reputation scoring logic
  • Traceable digital certification
  • Counterfeit detection workflows
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Supply chain & logistics background

Healthcare

Smart contracts anchor clinical data audit trails and ensure HIPAA-compliant telehealth processes, reducing the chaos that comes with fragmented workflows.

  • Operational security
  • EHR protection interoperability
  • Medical insurance execution
  • Staff credential verification
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Healthcare background

Real estate

Real estate deals often stall on ownership checks and paperwork, so PixelPlex builds smart contract workflows that streamline verification and keep transactions traceable from agreement to transfer.

  • Fractional ownership tokenization
  • Ownership verification workflows
  • Pre-purchase due diligence
  • Confidential investor data
Learn moremore-content
Real estate background

Oil & gas

When operational visibility is essential, PixelPlex builds smart contract workflows that enable controlled automation and secure, verified transactions in complex environments.

  • Enterprise safety monitoring
  • Service quality tracking
  • Protected P2P deal execution
  • Secure ecosystem integration
Learn moremore-content
Oil & gas background

Insurance

For the insurance industry, PixelPlex builds smart contract workflows that streamline policy logic and keep settlement steps easier to verify from start to payout.

  • Self-executed coverage rules
  • Claims settlement automation
  • Real-time risk scoring
  • Digital signature integration
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Insurance background

Fitness

Smart contract flows connect real activity with rewards, keeping the experience engaging without requiring users to navigate complex interfaces or manual systems.

  • Wearable data integration
  • Personalized reward systems
  • Smart-contract reward payouts
  • Built-in wallet rewards flow
Learn moremore-content
Fitness background

Restaurant

Automate ordering, eliminate manual stock counts, and reduce table turnover time with integrated systems that improve operational efficiency and create a seamless customer experience.

  • Order-taking process automation
  • Manual inventory counts removal
  • Table turnover time reduction
  • Integrated restaurant management
Learn moremore-content
Restaurant background

Travel

Travel platforms need real-time coordination to stay efficient, which is why PixelPlex builds smart systems that keep everything aligned for a smoother experience.

  • Real-time booking data sync
  • Automated resource tracking
  • Integrated trip management alerts
  • Personalized traveler engagement tools
Learn moremore-content
Travel background

Our smart contract development process

The PixelPlex workflow follows the full smart contract path, from defining rules to shipping on mainnet, with security checks baked in at every turn.

1. Business requirements discovery

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2. Smart contract architecture planning

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3. On-chain logic implementation

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4. Security verification testing

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5. Controlled deployment launch

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6. Post-launch evolution support

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Business requirements discovery

The baseline gets set so contract logic reflects real product behavior, not assumptions. Success criteria and risk boundaries get fixed here, so later work stays aligned.

Deliverables

  • Product goals with contract scope
  • User flows and transaction lifecycle
  • Threat assumptions with risk boundaries

Smart contract architecture planning

With the baseline in place, the system becomes buildable through a clear contract structure tied to real dependencies. Integration points are mapped now, so implementation doesn’t stall on missing interfaces.

Deliverables

  • Contract module structure plan
  • Role permissions with access model
  • Integration blueprint for external systems

On-chain logic implementation

Architecture turns into audit-ready code that fits chain constraints and remains readable under review. The result is a contract layer that behaves predictably under real transaction conditions.

Deliverables

  • Core contract logic for key flows
  • Token standard setup for compatibility
  • Event design for off-chain indexing

Security verification testing

The contract is stressed past normal usage, with functional checks confirming expected behavior before adversarial tests probe edge cases and integration paths.

Deliverables

  • Automated tests covering core behaviors
  • Attack simulations for misuse
  • Fix log with retest confirmation

Controlled deployment launch

After tests confirm readiness, deployment runs like a production release, moving from testnet to mainnet with verified bytecode and an ops-ready handover for smooth ownership transfer.

Deliverables

  • Deployment checklist for release readiness
  • Mainnet verification for deployed bytecode
  • Handover package for contract operations

Post-launch evolution support

After launch, real usage reveals new patterns, so stability relies on continuous monitoring and controlled updates, with room to extend contracts or migrate dApps safely.

Deliverables

  • Monitoring plan for contract activity
  • Upgrade strategy for future releases
  • Incident response playbook for issues

Technologies we use for smart contract development

Solidity

Solidity

C++

C++

C#

C#

Angular

Angular

Python

Python

React

React

NextJS

NextJS

NestJS

NestJS

JS

JS

Express

Express

Swift

Swift

Kotlin

Kotlin

GO

GO

Cadence

Cadence

Node.js

Node.js

Our expertise spans multiple blockchain platforms

Cardano

Cardano development

Cardano smart contract development ensures business rules are enforceable on-chain, with logic implemented in Plutus, Marlowe, or Glow, and validated for predictable execution.

Polkadot

Polkadot development

On Polkadot, smart contracts run on parachains, while the Relay Chain coordinates shared security and cross-chain messaging for dApp interoperability.

Ethereum

Ethereum development

When a message arrives with the required gas, Ethereum smart contract development ensures contracts execute autonomously, enforcing rules on-chain without manual intervention.

Canton.Network

Canton.Network development

Built for enterprise workflows, Canton.Network smart contracts deliver secure logic that keeps settlement atomic and data confidential while connecting complex institutional systems.

Hyperledger

Hyperledger development

In Hyperledger Fabric, Hyperledger smart contracts define how transactions should behave, while chaincode wraps that logic into deployable packages for the network runtime.

Solana

Solana development

On Solana, smart contracts are deployed as on-chain programs, reused by dApps when it makes sense, then written in Rust, C, and C++ for custom logic before the final build goes live.

BNB

BNB Chain development

BNB Chain delivery covering Solidity smart contracts, token launches, DeFi builds, wallet integration, deployed on a fast, low-cost EVM network.

Polygon

Polygon development

Built for low fees and fast confirmations, Polygon makes Ethereum-scale dApps practical, with smart contracts and tokens that keep EVM logic while handling higher throughput.

Flow

Flow development

Written in Cadence, Flow smart contracts can launch on mainnet in a beta phase, then receive upgrades before the logic locks permanently as the product scales.

Bitcoin

Bitcoin development

With its robust security and widespread adoption, Bitcoin smart contracts allow for creating innovative financial solutions and decentralized applications.

TON

TON development

End-to-end TON engineering for FunC and Tact smart contracts, jetton launches, Telegram Mini Apps, backed by an official TON Foundation partnership.

Hedera

Hedera development

As an official Hedera partner, enterprise solutions are built on Hedera Hashgraph, using its aBFT-grade security to keep performance reliable at scale.

INTMAX

INTMAX development

INTMAX Layer-2 builds help Ethereum handle more transactions at lower cost, while a stateless zkRollup design improves privacy without heavy on-chain storage.

Daml

Daml development

Complex multi-party workflows translate into verifiable Daml smart contracts, keeping shared logic consistent while sensitive data stays private across connected ledgers.

Substrate

Substrate development

Substrate enables scalable, adaptable blockchains with custom parachains, cross-chain bridges, and high-performance dApps designed to meet your business needs.

Algorand

Algorand development

We deliver Algorand solutions on a scalable layer-1 blockchain, enabling smart contracts and decentralized apps to benefit from low transaction costs and reliable performance.

Avalanche

Avalanche development

Avalanche development builds high-performance solutions that leverage fast consensus and scalability, ensuring smart contracts and dApps run with low latency and strong security.

Stellar

Stellar development

On Stellar, development provides fast, low-fee blockchain solutions built for seamless cross-border payments and asset tokenization, ensuring predictable settlement.

Our signature domains

PixelPlex builds smart contracts that power real products, and these are the domains where on-chain logic turns into business outcomes.

Blockchain

Full-cycle blockchain development, combining blockchain smart contract development services and audit with Web3 app builds, cross-chain interoperability, and enterprise-grade integrations.
Explore blockchain development servicesmore-content
Blockchain domain background

Tokenization

Tokenization solutions for STO platforms, NFTs, and carbon credit systems, built with compliance-ready workflows that unlock liquidity and ensure compliance.
Explore tokenization servicesmore-content
Tokenization domain background

Data science

Data science services that transform complex data into strategic assets through AI-driven analytics and predictive intelligence, supporting smarter decisions at scale.
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Data science domain background

Machine learning

Machine learning development for computer vision, NLP, and predictive analytics, focused on building production-ready models that automate tasks and improve accuracy over time.
Explore machine learning servicesmore-content
Machine learning domain background

Your journey with PixelPlex starts here

STEP 1

Reach out – no pressure

  • Drop us a line, call, or fill out our form. Tell us what's on your mind, no obligation.
STEP 2

Deep dive: consultation

  • Let's discuss your goals, budget, and timeline. We want to fully grasp your vision and needs.
STEP 3

Project plan & estimate

  • Receive a clear roadmap, scope of work, and investment estimate.
STEP 4

Kickoff & development

  • Once aligned, we’ll sign the agreement and launch your project.

FAQ

How do you estimate cost and timeline?

It starts with understanding what the contract needs to do, followed by choosing the right chain. The estimate is shaped by the complexity of the rules, the value the contract will control, and the integrations it requires. Finally, we consider testing, gas tuning, and audit preparation. Smaller MVPs move faster, while contracts handling funds are scoped with more care. For more accurate estimates, we recommend our smart contract development service to ensure all aspects are covered.

When should a smart contract audit happen?

An audit works best when the code is stable enough to review. For most projects, that means scheduling a full audit close to mainnet, after the core features are finished and only fixes are going in. Earlier in the build, lighter checks still help a lot, since catching a design mistake late can be painful. If the contract will hold funds or control valuable actions, treating an audit as part of the release plan is the safer call. Partnering with a smart contract development agency ensures your audit process is thorough and well-timed.

How do you prevent exploits like reentrancy?

Most exploits come from simple mistakes that only show up under real pressure. The usual defense is boring, but effective: rely on proven patterns for permissions and external calls, review code with known failure modes in mind, then run tests that try to break assumptions instead of only checking the happy path. As a trusted smart contract development service provider, we ensure this process is thorough, so the contract stays predictable on mainnet.

Can upgradeable contracts still be safe?

Yes, upgradeable contracts can be done safely, but they always introduce a new kind of risk: someone is allowed to change the logic after launch. That risk gets managed when upgrade powers are defined early, kept narrow, and made transparent through clear rules. As a trusted blockchain smart contract development agency, we ensure each upgrade is treated like a real release, with testing and review before anything touches mainnet.

How do you keep gas fees reasonable?

Gas is basically the “execution fee” users pay every time the contract runs. Keeping it reasonable starts with how the contract is designed, because some actions are just expensive by nature. During development, costly patterns get avoided, then real transactions are simulated in testing to see what users would actually pay. As a blockchain smart contract development company, we focus on optimizing the most common actions to keep everyday use affordable.

Explore our insights

PixelPlex shares practical research from the field, turning real delivery lessons into articles that help teams navigate Web3 decisions with more confidence.

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