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Smart Contract Development

We provide end-to-end smart contract development services, covering everything from defining the variables and conditions for your contract to coding, testing, and deploying it. With deep expertise in various smart contract programming languages, our smart contract services help enterprises automate their operations, streamline workflow, and reduce operational costs.

Smart Contracts

Fullstack Developers

Digital Solutions

Blockchain Projects

Total Years of Experience

Our Smart Contract Development Services

smart contract development services

Smart Contract Consulting

Our blockchain consultants are the go-to experts for unlocking the full potential of digital contracts. They provide valuable insights into architecture design and recommend the right blockchain platform for your project
smart contract development services

Smart Contract Design and Development

We design and develop customized, self-executing business contracts on a wide range of public, private, and hybrid blockchains that align with the unique requirements of diverse industries.

smart contract development services

Smart Contract Audit

As a smart contract development company, we provide smart contract audit services to identify bugs and security vulnerabilities, ensuring the complete robustness of your application.

smart contract development services

Smart Contract Optimization

With smart contract optimization, we help you achieve cost savings on gas fees and improve both the performance of your tokens and the security of your private keys.

Our Smart Contracts Find Their Utility Across Industries and Applications

Smart Contracts

Smart Contracts For DEXs

We specialize in creating smart contracts for decentralized crypto exchanges that support automation and contract management, all while keeping your confidential data secure.
DeFi Wallet Development

Smart Contracts for Wallets

Ensure the security of your crypto wallet with our smart contract development services, which can help you launch a highly secure crypto wallet for your company.
NFT Marketplace Development

Smart Contracts for NFTs

Our professional expertise ensures your smart contracts are highly secure and customized to meet your NFT needs.
DeFi Smart Contracts Development

Smart Contracts For Yield Farming

We develop smart contracts that include properly coded buyer and seller agreements, allowing for yield farming across DeFi.
Token Development

Token Smart Contracts

We develop smart contracts based on Ethereum to automate the transfer of ERC-20 tokens between wallets, simplifying the process and saving time.
DeFi dApps Development

Smart Contract For dApps

We focus on enabling dApps and smart contracts to be functional and trustworthy by ensuring high scalability with new applications.

Benefits of Smart Contracts for Your Business

We offer smart contract development services that provide businesses with many benefits, including cost reduction, process automation, and faster contract development times. As a smart contract development company, we strive to ensure that businesses can harness the full potential of our smart contracts to automate their operations and benefit from the following capabilities.
Benefits of Smart Contract Development Company

Our Smart Contract Development Technology Stack


Smart Contracts


Truffle • OpnZeppline • HardHat • Infura• Alchemy • Quicknode • Ganache • Pinata • Metamask • Geth • Chainlink

Programming Languages


Solidity • Vyper • Rust • Python • C++



Node.JS • Ether.JS • Web3.JS • React.JS • Angular.JS • Next.JS



The Graph • MongoDB • CouchDB



Metamask • Trust Wallet • Binance • Coinbase • WalletConnect

ERC Tokens


ERC-1155 • ERC-20 • ERC-721

Our Blockchain Development Work


Web3: File Retrieval Dashboard

FileCoin Dashboard: A Web3 File Retrieval Network Monitoring Dashboard for the FileCoin Users

A dashboard for the Web3 Content Delivery Network (CDN) that lets Filecoin users stay informed on the performance of the best file retrieval networks. This platform helps to gather and analyze data from several data sources and displays real-time performance indicators on a detailed dashboard that is simple to grasp.

Software Development


Monetary System on the Blockchain

We built a comprehensive monetary system on the blockchain that facilitates the storage and trading of digital currencies into a wide range of crypto and fiat currency, all from one simple interface. We helped our client redesign the user interfaces of their website, create the node monitoring dashboard, update the stellar core version, and provide maintenance services to ensure that the platform is up and always running.

NFT Marketplace Solution


NFT Marketplace Solution

We have built a custom ready-to-deploy NFT Marketplace Platform to allow users to launch their own NFT marketplace platform and drive users to convert their unique assets into NFTs. The platform offers seamless options for technical and non-technical users to buy/sell NFTs.

NFT Marketplace Solution

Our Blockchain Smart Contracts Focused Industries

healthcare blockchain


Smart Contracts enable ownership of patients’ data by offering controlled data disclosure to every involved member of the network.

blockchain in Government


Smart contracts allow every member involved in the blockchain platform to measure the impact of social impact at every step of the process.

Blockchain in Media


Smart Contracts in the Media industry ensure content ownership, fair evaluation, and eliminating intermediaries.

blockchain in Identity Management

Identity Management

Blockchain identity management allows people to create a self-sovereign identity by enabling control over identity and personal information.

blockchain in supplychain


LeewayHertz has deployed blockchain on the supply chain, which offers an updated and validated shared ledger with each network participant.

blockchain in lending


Integrating blockchain into the current P2P lending system can reduce delays, make quick approvals, eliminate the need for intermediaries, and bring transparency.

Blockchain Platforms, We Work On



Utilizing the underlying benefits from Polkadot’s Relay chain, we build powerful pallets with no downtime while making them easily upgradable based on the changing requirements.

Polygon Matic

Polygon Matic

Polygon (MATIC) is an Ethereum token that boosts the Polygon Network. Polygon is a Layer-2 solution created to assist in scaling and enhancing the functionality of the Ethereum network.



Avalanche is a robust, programmable and rapid smart contract platform that supports custom virtual machines like WASM and EVM. It uses the Golang programming language and has the highest sub-net transaction.

Near Protocol

Near Protocol

Our smart contract developers are skilled in creating smart contracts for Near that can utilize the platform’s unique sharding technology to enable fast and secure transactions at a low cost.



Leveraging the benefits of the Ethereum blockchain, such as high scalability and EVM compatibility, we write reliable smart contracts to support new-age dApps development.



With proficiency in smart contract programming languages like Go and JavaScript (node. js), we create smart contracts called Chaincode in Hyperledger to support enterprise-grade dApp development.



Our smart contract on TRON- a Turing-complete machine supports the functions required to facilitate the development of efficient, stable, secure, and scalable decentralized solutions.



With our approach to learning and acquiring expertise in various smart contract programming languages, we write more dependable and secure smart contracts for Tezos in its unique language, Michelson.



Solana is known as a public blockchain network that is decentralized and open-source in nature. It attains consensus through Proof-of-History and Proof-of-Stake.



Binance Chain (BC) is a decentralized network created by Binance to provide a decentralized exchange (DEX) for cryptocurrency assets. It is based on Tendermint Byzantine Fault Tolerance (BFT) consensus and delegated Proof-of-Stake.



Cardano is a third-generation blockchain resolving issues like scalability, interoperability, and sustainability in first and second-generation blockchains.


XDC Network

We leverage the open-source delegated proof of stake consensus XDC ecosystem to build
highly efficient and interoperable smart contracts for enabling multi-chain accessibility.

Big Brands Trust Us


Our Smart Contracts Development Process

Requirement Gathering

  • Understanding the requirements for New and Existing Application
  • Identify business logic to be migrated to Smart Contracts
  • Roadmap of the product

Team Members

  • Solutions Specialist
  • Technical Lead
  • Business Analyst
  • Solidity Consultant


  • NDA
  • Use Cases
  • Proposal for Technical Design

Technical Design

  • Smart Contracts Definition Document
  • Create Data Flow diagrams
  • Design technical Architecture
  • Document technical GDPR compliance requirement
  • Create sprints and delivery milestones

Team Members

  • Business Analyst
  • Solution Specialist
  • Product Manager
  • Solidity Architect
  • Developers


  • Flow diagram
  • System blueprint
  • Epics and User stories
  • Document scalability and security requirements


  • Alpha
  • Beta
  • Release Candidate
  • Production

Team Members

  • Developers
  • Quality Assurance
  • Team Leads
  • Scrum Master
  • Technical Architect


  • Source code
  • Smart Contracts
  • Builds
  • Test Blockchain Deployment


  • Provisioning
  • Deploy on Main Network

Team Members

  • DevOps
  • Quality Assurance
  • Delivery Manager


  • Main Network Release
  • Rollout execution


  • Requirements gathering
  • Backlog prioritization

Team Members

  • Developers
  • Quality Assurance
  • Team Leads
  • Scrum Master
  • Technical Architect


  • Upgrades Smart Contracts
  • Deploy new contracts

Our Engagement Models

Digital Transformation Services LeewayHertz

Dedicated Development Team

Our developers leverage cutting-edge cognitive technologies to deliver high-quality services and tailored solutions to our clients.

Dedicated software development team LeewayHertz

Team Extension

Our team extension model is designed to assist clients seeking to expand their teams with the precise expertise needed for their projects.

Dedicated software development team LeewayHertz

Project-based Model

Our project-oriented approach, supported by our team of software development specialists, is dedicated to fostering client collaboration and achieving specific project objectives.

Get Started Today

1. Contact Us

Fill out the contact form protected by NDA, book a calendar and schedule a Zoom Meeting with our experts.

2. Get a Consultation

Get on a call with our team to know the feasibility of your project idea.

3. Get a Cost Estimate

Based on the project requirements, we share a project proposal with budget and timeline estimates.

4. Project Kickoff

Once the project is signed, we bring together a team from a range of disciplines to kick start your project.

Start a conversation by filling the form

Once you let us know your requirement to our Smart contracts developer, our technical expert will schedule a call and discuss your idea in detail post sign of an NDA.

All information will be kept confidential.


Do you also have these questions?

What are smart contracts?

Smart contracts are self-executing computer programs that automatically enforce the terms of a contract when certain predetermined conditions are met. Blockchain-based solutions and applications often use them to ensure the contract’s conditions are met without third-party involvement.

Why are smart contracts important?

Smart contracts eliminate the need for intermediaries, such as lawyers or brokers, in an agreement. They can save time and money, increase security and transparency, and improve efficiency in a wide range of industries.

What industries can benefit from smart contract development?

Smart contracts can benefit many industries, including finance, healthcare, supply chain management, real estate, etc. Any industry that requires secure and automated transactions can benefit from smart contract development.

How can LeewayHertz help with its smart contract development service?

LeewayHertz is a leading smart contract development company that can help you design, develop, and deploy custom smart contracts to meet your specific business needs. We have extensive experience in blockchain technology and provide the necessary support throughout the development process.

What is the process for smart contract development with LeewayHertz?

Our smart contract development process involves several steps, including requirements gathering, design, coding, testing, and deployment. We work closely with our clients throughout the process to ensure that their needs are met and that the final product meets their expectations.

What programming languages do you use for smart contract development?

We use a variety of programming languages, including Solidity, Vyper, and Rust, depending on the specific needs of each project.

How long does it take to develop a smart contract?

The timeline for smart contract development varies depending on the project’s complexity and the client’s specific requirements. We work with our clients to provide realistic timelines and ensure that the project is delivered on time and within budget.

How much does smart contract development cost?

The cost of smart contract development varies depending on the specific requirements of each project. We provide custom quotes based on the scope of work and the complexity of the project. Contact us for a free consultation and quote.