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Programming & Development blockchain, nft, cryptocurrency, tokens

Smart Contract Development

$25/hr Starting at $1K

Smart Contract Development services tailored for secure, scalable, and decentralized blockchain applications.


We at YES IT Labs dba Top Guru Assistants specialize in Smart Contract Development for Ethereum, Binance Smart Chain, Polygon, Solana, and other blockchain ecosystems. From DeFi platforms and NFT marketplaces to DAO systems and dApps, our team builds secure, gas-optimized, and audit-ready smart contracts aligned with modern Web3 standards. 


Our Expertise
 • Smart Contract Development
 • Solidity Smart Contract Development
 • Ethereum Smart Contract Development
 • Web3 Development
 • dApp Development
 • NFT Marketplace Development
 • DeFi Application Development
 • Crypto Wallet Integration
 • Token Development (ERC-20, ERC-721, ERC-1155)
 • Blockchain API Integration
 • DAO & Governance Smart Contracts
 • Web3 Frontend Integration


What We Build
 • NFT marketplaces and minting platforms
 • Decentralized finance (DeFi) applications
 • Ethereum and Solidity smart contracts
 • DAO governance systems
 • Blockchain-based payment systems
 • Web3 SaaS applications
 • ICO/IDO token sale systems
 • Custom decentralized applications (dApps)


Key Features
 • Secure and audit-ready smart contracts
 • Scalable Web3 infrastructure
 • High-performance decentralized applications
 • Seamless wallet and API integrations
 • User-friendly blockchain interfaces
 • Fast deployment and maintenance support
 • Transparent and agile development process


Tech Stack
 Solidity, Ethereum, Web3.js, JavaScript, Node.js, React, Blockchain, Smart Contracts, API Integration, MongoDB, Express.js, TypeScript, NFT Development, DeFi Development, Binance Smart Chain, Polygon, Solidity Frameworks


Why Choose Us
 • Experienced blockchain and Web3 developers
 • Strong expertise in smart contract security
 • Scalable architecture for long-term growth
 • Reliable project delivery with post-launch support
 • Client-focused approach with custom solutions
 • Proven expertise in decentralized technologies


Industries We Serve
 • FinTech
 • Cryptocurrency & Blockchain
 • Healthcare
 • Real Estate
 • Gaming & NFT Platforms
 • Supply Chain & Logistics


Ready to launch your blockchain project?
Connect with YES IT Labs LLC dba Top Guru Assistants today to discuss your Smart Contract Development requirements and build secure, scalable, and future-ready Web3 solutions.


Simply click the "Get a Quote" button on the left of the page or top right of the page and share your requirements - we’d love to hear from you.

OR

📩 Prefer mail? Connect with us at TopGuruAssistants@gmail.com

📞 Give us a call or text at +1-(818) 334-4799

💬 You can also connect with us via Microsoft Teams


We’ll be happy to serve you!


Paul G

Strategy and Systems Lead

YES IT Labs LLC dba Top Guru Assistants | California

M: +1-818-334-4799

E: TopGuruAssistants@gmail.com

MS Teams: Live:TopGuruAssistants


YES IT Labs dba Top Guru Assistants is Top-rated on Guru.com with 99.9% Success rate, 370+ client testimonials, over 410+ projects, and continuing to ‘Deliver with Commitment’.

About

$25/hr Ongoing

Download Resume

Smart Contract Development services tailored for secure, scalable, and decentralized blockchain applications.


We at YES IT Labs dba Top Guru Assistants specialize in Smart Contract Development for Ethereum, Binance Smart Chain, Polygon, Solana, and other blockchain ecosystems. From DeFi platforms and NFT marketplaces to DAO systems and dApps, our team builds secure, gas-optimized, and audit-ready smart contracts aligned with modern Web3 standards. 


Our Expertise
 • Smart Contract Development
 • Solidity Smart Contract Development
 • Ethereum Smart Contract Development
 • Web3 Development
 • dApp Development
 • NFT Marketplace Development
 • DeFi Application Development
 • Crypto Wallet Integration
 • Token Development (ERC-20, ERC-721, ERC-1155)
 • Blockchain API Integration
 • DAO & Governance Smart Contracts
 • Web3 Frontend Integration


What We Build
 • NFT marketplaces and minting platforms
 • Decentralized finance (DeFi) applications
 • Ethereum and Solidity smart contracts
 • DAO governance systems
 • Blockchain-based payment systems
 • Web3 SaaS applications
 • ICO/IDO token sale systems
 • Custom decentralized applications (dApps)


Key Features
 • Secure and audit-ready smart contracts
 • Scalable Web3 infrastructure
 • High-performance decentralized applications
 • Seamless wallet and API integrations
 • User-friendly blockchain interfaces
 • Fast deployment and maintenance support
 • Transparent and agile development process


Tech Stack
 Solidity, Ethereum, Web3.js, JavaScript, Node.js, React, Blockchain, Smart Contracts, API Integration, MongoDB, Express.js, TypeScript, NFT Development, DeFi Development, Binance Smart Chain, Polygon, Solidity Frameworks


Why Choose Us
 • Experienced blockchain and Web3 developers
 • Strong expertise in smart contract security
 • Scalable architecture for long-term growth
 • Reliable project delivery with post-launch support
 • Client-focused approach with custom solutions
 • Proven expertise in decentralized technologies


Industries We Serve
 • FinTech
 • Cryptocurrency & Blockchain
 • Healthcare
 • Real Estate
 • Gaming & NFT Platforms
 • Supply Chain & Logistics


Ready to launch your blockchain project?
Connect with YES IT Labs LLC dba Top Guru Assistants today to discuss your Smart Contract Development requirements and build secure, scalable, and future-ready Web3 solutions.


Simply click the "Get a Quote" button on the left of the page or top right of the page and share your requirements - we’d love to hear from you.

OR

📩 Prefer mail? Connect with us at TopGuruAssistants@gmail.com

📞 Give us a call or text at +1-(818) 334-4799

💬 You can also connect with us via Microsoft Teams


We’ll be happy to serve you!


Paul G

Strategy and Systems Lead

YES IT Labs LLC dba Top Guru Assistants | California

M: +1-818-334-4799

E: TopGuruAssistants@gmail.com

MS Teams: Live:TopGuruAssistants


YES IT Labs dba Top Guru Assistants is Top-rated on Guru.com with 99.9% Success rate, 370+ client testimonials, over 410+ projects, and continuing to ‘Deliver with Commitment’.

Skills & Expertise

API IntegrationsBinance Smart ChainBlockchainCloud ComputingCryptocurrencyDappsDeFiEthereumExpress.jsGitJavaScriptMongoDBNFT DesignNode.jsPolygonReactSmart Contract AuditingSmart Contract DevelopmentSmart ContractsSoftware DevelopmentSolanaSolidityTypeScriptWeb Application DevelopmentWeb3.js

387 Reviews

  • Chris42 says,

    I have been working on this project for a while with Top Guru Assistants. They are always professional and timely with their work. I made a great decision going with them.

    for ios MP3 player that will play 10x speed on Apr 22, 2026

  • Pand says,

    YES IT Labs DBA Top Guru Assistants did an excellent job fixing and improving our CRM system. This company quickly identified the issues, implemented the required fixes, and ensured everything was running smoothly. Communication was clear, and the work was completed promptly. Highly recommended for CRM troubleshooting and Custom development project.

    for Quick CRM Fix Specialist on Apr 16, 2026

  • Matthew_Stubbs3 says,

    They are proactive, responsive, and technically strong across a wide range of tasks, and their support has been valuable to our daily operations. This team has also been supporting us with AWS management, DevOps activities, and general system administration for an extended period. They respond quickly to issues, maintain our environments efficiently, and ensure everything runs smoothly.

    for System Administrator on Feb 03, 2026

  • Matthew_Stubbs3 says,

    We have worked with this team for ongoing system administration and DevOps support, and they have been a dependable partner throughout. They manage our AWS infrastructure, handle deployments, and provide timely desktop and user support as needed.

    for System Administrator on Jan 29, 2026

  • Chris42 says,

    Top Guru Assistants has been amazing! I've worked with them for years on an extended project and they have been consistently excellent!

    for ios MP3 player that will play 10x speed on Dec 05, 2025

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