Blockchain & AI Solutions for E-Commerce

Programming & Development Apps & Mobile

$45/hr Starting at $3K

Are you looking to integrate blockchain or AI into your online business? I help startups and growing companies build secure, scalable, and future-proof systems — whether it’s a crypto-enabled online store, a decentralized app, or an AI-powered payment solution.

What I offer:

✅ Smart contract development (Solidity, Rust, Vyper)✅ Crypto payments integration for online shops✅ Web3 architecture and tokenomics✅ AI-enhanced fraud detection and transaction monitoring✅ Secure wallet integration✅ Blockchain-based loyalty and rewards systems✅ Full-stack support (React Native, Cordova, Node.js, TypeScript)✅ Flexible pricing — hourly or fixed price

I believe in clear communication, transparent processes, and being available whenever you need support. My team is fully dedicated and adaptable to meet your deadlines and goals.

About

$45/hr Ongoing

Download Resume

Are you looking to integrate blockchain or AI into your online business? I help startups and growing companies build secure, scalable, and future-proof systems — whether it’s a crypto-enabled online store, a decentralized app, or an AI-powered payment solution.

What I offer:

✅ Smart contract development (Solidity, Rust, Vyper)✅ Crypto payments integration for online shops✅ Web3 architecture and tokenomics✅ AI-enhanced fraud detection and transaction monitoring✅ Secure wallet integration✅ Blockchain-based loyalty and rewards systems✅ Full-stack support (React Native, Cordova, Node.js, TypeScript)✅ Flexible pricing — hourly or fixed price

I believe in clear communication, transparent processes, and being available whenever you need support. My team is fully dedicated and adaptable to meet your deadlines and goals.

Skills & Expertise

App & Mobile ProgrammingApp DevelopmentJavaScriptResponsive Web DesignSoftware Development

Related Work Collections

7 Reviews

Appchi_Team says,

Hi Jay, Beta stage payment on $350 has been delivered. $74 more just because We appreciate your efforts. Regards, Michael Appchi-Team

for Tiny wings vs Worms on Aug 09, 2011
cfsdoc says,

Great job. Would hire again.

for Update Software Specification Doc on Feb 15, 2007
Joseph_Brazil1 says,

Jay exhibits a tremendous attitude of motivation and desire to provide exactly what you envision in your project. His enthusiasm is contagious and he offers a very high level of eagerness and professionalism. My project requires complicated programming and Jay's skills allowed him to tackle the twists and turns with ease. He was easy to get in touch with at all times and communication was seemless. I would highly recommend Jay to anyone requiring programming of any kind.

for food evaluator program on Nov 02, 2005
Joe_Burgess_Burgess says,

Great developer! I will use him again.

for Wireless Game Programer needed on May 06, 2005
Jay_Roberge says,

Very flexible and eager to acheive the objectives as outlined.

for J2ME Email Client on Jan 06, 2005