Webshark is a blockchain development company for startups and enterprises that want the benefits of blockchain, such as transparency, traceability and automated trust, without the hype. Our blockchain development services cover smart contract development, decentralized applications, crypto wallets, tokenization of real-world assets, DeFi protocols, NFT and loyalty platforms, and permissioned enterprise blockchain for supply chain, trade finance and records. We build on Ethereum, Polygon, Arbitrum, Base, Solana and Hyperledger Fabric, and connect on-chain logic to the web and mobile apps, APIs and dashboards your users actually touch. Every project follows ISO 27001 certified security and CMMI Level 3 processes, with thorough testing before any contract goes live. Building in financial services? See our fintech software development.
Years of Software Engineering Experience
Projects Delivered Across Industries
Countries Served, Including the USA
Active Clients Trusting Our Engineering
Every blockchain project follows ISO 27001 certified security and CMMI Level 3 processes, with secure key management, smart contract testing, audit preparation and data handling aligned to GDPR, KYC and AML expectations.
From a single smart contract to a full Web3 platform, our blockchain development services cover strategy, build, testing and launch.
On-chain logic, off-chain services and user-friendly apps, delivered by one team.
Solidity and Rust contracts with tests, gas optimization and audit preparation.
Web and mobile decentralized apps with wallet connect and clean UX.
Real-world asset, security and utility token platforms with compliance flows.
Lending, staking, swaps and yield products with risk controls.
Hyperledger Fabric and private networks for supply chain and trade finance.
Custodial and non-custodial wallets, NFT marketplaces and loyalty tokens.
Blockchain projects succeed when the use case is real and the code is secure. We focus on both.
We start by asking whether blockchain is the right tool. Our blockchain development company maps the trust, transparency or automation problem you are solving, compares on-chain and off-chain options and designs only what adds value. Many clients save money because we recommend a hybrid design instead of putting everything on-chain.
Smart contracts are hard to change once deployed, so we treat security as the top priority: well-known libraries such as OpenZeppelin, extensive unit and fuzz testing, internal reviews, testnet pilots and support for independent third-party audits before mainnet launch.
A careful, staged process takes you from idea to a secure, live blockchain solution.
As a blockchain development company, we start every project by testing the use case. We define the business problem, the parties involved, users, regulatory context and success metrics, then ask an honest question: does a shared, tamper-evident ledger add real value here? Workshops usually take two to three weeks. You receive a use-case assessment, a recommendation on blockchain versus a traditional database, and a scoped roadmap if blockchain is the right fit.
Next we design the blockchain architecture and select the network. We compare public, private and hybrid models, and evaluate chains such as Ethereum, Layer 2 networks like Arbitrum or Base, Polygon, Solana or Hyperledger Fabric on transaction cost, speed, finality, security, privacy and ecosystem support. You receive an architecture blueprint, a chain comparison, data flow diagrams and a plan for what lives on-chain versus off-chain, which keeps fees and complexity under control.
Where tokens are involved, we design the token model with you: supply, distribution, vesting, utility, incentives and governance. We also map compliance flows such as KYC, AML screening and transfer restrictions for regulated assets, and design the app experience so wallet connection and transactions feel simple for non-crypto users. You receive tokenomics documentation, governance rules and UX prototypes, giving legal advisers and investors a clear picture before code is written.
Our engineers write smart contracts in Solidity, Rust or Go depending on the chain, using proven libraries such as OpenZeppelin and well-understood patterns for access control, upgradeability and pausing. Every function is covered by unit tests, and gas usage is optimized to keep transaction costs low for your users. Internal peer reviews check logic and security at each step. You receive documented, tested contracts and a technical specification ready for audit.
Smart contracts need usable products around them. We build web and mobile dApps, backend APIs, indexers using tools such as The Graph, admin dashboards and integrations with wallets like MetaMask and WalletConnect, custody providers, exchanges, payment rails and enterprise systems such as ERP or CRM. Agile sprints deliver demos every two weeks, so you see the full blockchain solution take shape and can adjust priorities early.
Before mainnet, we run unit, fuzz, invariant and integration testing, then pilot the solution on public testnets or a staging network with real users. We fix findings, document the threat model and prepare code, specifications and test reports for an independent third-party security audit. We then support your team through audit remediation. You receive test evidence and an audit-ready codebase, which reduces risk and builds trust with users and partners.
We deploy to mainnet with a launch checklist, multi-signature admin controls and verified contracts on block explorers. Monitoring tracks contract events, transaction failures, node health and unusual activity, with alerts to your team. Upgrades follow safe patterns such as proxy contracts and timelocks. After launch, our blockchain team provides ongoing support, new features and integrations, keeping your platform secure and useful as the ecosystem changes.
Use case and success metrics.
Architecture and network choice.
Token model and UX.
Tested smart contracts.
Apps, APIs and integrations.
Testing and audit readiness.
Launch, monitoring and support.
Our blockchain development company builds for fintech, supply chain, real estate, healthcare, gaming, energy and government suppliers.
We designed and developed a comprehensive digital platform for IIM ATM 2024 in collaboration with JSW Steel and the Ministry of Steel, streamlining...
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We rebuilt Bison Life's digital ecosystem with a high-performance website and a custom distributor portal, enabling seamless product access, distributor management...
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Webshark Web Services is building a custom premium Magento e-commerce platform for Devji Since 1950, one of Bahrain’s most respected names in luxury jewellery..
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We developed Tender 9, an AI-powered tender management platform that streamlines government procurement processes and simplifies tender discovery, tracking, and management across India.
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We developed Tender 9’s cross-platform mobile application to make tender discovery, tracking, and management easier, delivering a seamless procurement experience on Android and iOS.
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We redefined Gemmyo’s digital luxury experience with high-end French aesthetics and high-performance e-commerce infrastructure.
We delivered a bold digital platform for Stephen Webster, merging intricate jewelry craftsmanship with a high-performance, visually immersive user experience.
We crafted a sophisticated portfolio experience for Foster + Partners, prioritizing minimalist design aesthetics and high-fidelity project visualization across all devices.
Each industry has different trust problems, regulations and integrations.
Answers to the questions teams ask before hiring a blockchain development company: cost, chains, security and timelines.
Blockchain development services cover the design and build of blockchain-based solutions and the products around them. That includes smart contracts, decentralized applications, wallets, tokenization platforms for real-world assets, DeFi products, NFT and loyalty programs, and permissioned enterprise blockchain networks for supply chain or document verification. A blockchain development company also builds the web and mobile apps, APIs, indexers and integrations that make on-chain logic usable, and supports testing, security audits and mainnet launch.
Blockchain development usually costs $10,000 to $40,000 for a smart contract or proof of concept, and $60,000 to $250,000 for a full dApp, tokenization platform or enterprise blockchain solution, plus the cost of third-party security audits. The main cost drivers are the number and complexity of smart contracts, chain choice, token and compliance features such as KYC, the apps and integrations required, and audit scope. A discovery phase gives you a fixed estimate and phased roadmap.
A blockchain proof of concept can be ready in 4 to 8 weeks. Production dApps and tokenization platforms usually take 3 to 6 months, and enterprise blockchain networks take 4 to 9 months. Timelines depend on contract complexity, the number of integrations, compliance requirements and the schedule of independent security audits, which can add several weeks. We plan audit slots early and run app development in parallel with contract work to keep launch dates realistic.
We build on Ethereum and leading Layer 2 networks such as Arbitrum and Base, plus Polygon, BNB Chain, Avalanche and Solana for public blockchain projects, and Hyperledger Fabric for permissioned enterprise networks. We choose the network that fits your transaction costs, speed, finality, security, privacy and ecosystem needs, such as wallet support or DeFi liquidity. For some projects, a multi-chain approach with bridges makes sense, and we explain the trade-offs clearly.
We keep smart contracts secure by using audited libraries such as OpenZeppelin, following established patterns for access control, upgradeability and reentrancy protection, and writing extensive unit, fuzz and invariant tests. Static analysis tools, internal peer reviews and testnet pilots catch issues early. We document the threat model and prepare code for independent third-party audits before mainnet, and use multi-signature wallets and timelocks for admin actions. Our delivery follows ISO 27001 certified processes.
Webshark is a blockchain development company with 7+ years of experience, 580+ projects delivered and 280+ active clients across 18+ countries, working under ISO 27001 and CMMI Level 3 certified processes. Our fintech and full-stack teams turn blockchain logic into products people can actually use, with clear UX, reliable backends and solid integrations. We give honest advice on when blockchain is not needed. Our team overlaps with US business hours, with a presence in multiple US locations.
Yes. Every smart contract and dApp goes through unit, integration, fuzz and invariant testing, followed by user acceptance testing on public testnets or a staging network before mainnet. We test wallet flows, gas costs, failure scenarios, front-end behavior and integrations with exchanges or enterprise systems, then support independent security audits and remediation. This layered approach reduces the risk of costly bugs once contracts are live and immutable. Learn more on our software testing services page.
Not always. Blockchain makes sense when several parties who do not fully trust each other need a shared, tamper-evident record, when you need verifiable ownership of digital assets, or when programmable payments and tokens create real value. If none of that applies, a traditional database is usually cheaper, faster and simpler to maintain. During discovery, our blockchain development team gives you an honest recommendation, and we will suggest a conventional solution if it fits better.
For blockchain development we use Solidity, Rust and Go for smart contracts, with Hardhat and Foundry for testing and deployment. dApps are built with React and Next.js, using ethers.js, viem or web3.js and wallet libraries such as WalletConnect, plus Flutter or React Native for mobile. Backends run on Node.js, Python or Java Spring Boot with indexers like The Graph, hosted on AWS, Azure or Google Cloud. We choose the stack that fits your chain and goals.
You own everything. All smart contract code, dApp source code, designs, tokenomics documentation, deployment scripts and infrastructure code created for your blockchain project belong to you under the contract. Admin keys and multi-signature wallets are set up under your control, never held by us after handover. We sign NDAs before discovery starts. This gives you full ownership of your protocol or platform and freedom to work with any team in the future.
Yes. You can hire a dedicated blockchain team on monthly contracts, from a single smart contract developer to a full squad with blockchain, frontend, backend and mobile engineers, QA and a project manager. This model suits Web3 startups and enterprises with evolving roadmaps, multiple chain deployments or ongoing protocol upgrades. Engineers follow your processes and tools and overlap with US business hours. See roles, onboarding and pricing on our hire full-stack developers page.
Yes. After launch we provide blockchain support plans covering contract event and node monitoring, alerting, bug fixes in off-chain components, security patches, safe contract upgrades through proxy patterns, network upgrade readiness, wallet and library updates, and new features. Service levels set response times by severity, so issues affecting user funds or transactions are handled first. Our team overlaps with US business hours and reviews platform health with you regularly.