JAMES

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  I build experiences.
   Founder Of NexHaTech Inc
        Full-stack developer & Designer transforming concepts into market-ready solutions
   that solve real problems
JAMES
I BUILD COOL STUFF
 From Concept
 to Market
   An experience that resonates
ZETSU
 Where Logic
 meets Creativity
      Skilled across Technical and Non Technical Domains
  I build things,
  TO SOLVE PROBLEMS

Selected Work

A collection of projects that showcase my expertise in blockchain, security, and creative development.

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Nexcrow
BLOCKCHAIN

Nexcrow

Solana escrow payment and remittance service platform that revolutionizes freelance payments by eliminating trust issues between clients and service providers. The platform leverages smart contracts to automatically release funds upon milestone completion, ensuring secure, transparent, and reliable transactions. With integrated dispute resolution and AI-powered fraud detection, Nexcrow protects both parties while reducing payment processing time by 80% compared to traditional escrow services.

SolanaReactNext.jsTypeScriptWeb3AI/ML
View Case Study
Sentrii
SECURITY

Sentrii

An advanced AI-powered security system designed to protect crypto users from wallet drainer attacks in real-time. Sentrii analyzes transaction patterns, smart contract interactions, and approval requests before they execute, identifying malicious behavior with 99.7% accuracy. The platform runs silently in the background, providing instant alerts and automatic blocking of suspicious transactions, making Web3 interactions safe for both newcomers and experienced users.

ReactTypeScriptAI/MLRustWeb3Real-time
View Case Study
Zee
AI

Zee

AI agent for escrow dispute resolution and payment arbitration, powered by ElizaOS. Zee analyzes contract terms, evidence, and communication to recommend fair outcomes—reducing dispute resolution time from 40 minutes to 12 minutes (70% faster) with 95%+ accuracy. Features computer vision for document analysis, web search capabilities, and seamless integration with the Nexcrow escrow platform to automate payment splits based on contract milestones.

ElizaOSAI/MLVision APIWeb3Twitter APITypeScript
View Case Study
  Expertise & Services

From blockchain infrastructure to AI engineering systems, I build production-ready solutions across the full technology stack.

Blockchain Engineering

Building secure, audited smart contracts on Solana using Rust and Anchor framework. Production-ready contracts securely handling real user funds. From escrow systems to DeFi protocols, creating blockchain solutions that scale.

RustAnchor FrameworkSolana Web3.jsSPL TokensProgram Derived AddressesSecurity AuditingMainnet Deployment

AI Engineering

Building autonomous AI agents and intelligent systems with natural language processing, computer vision, and decision-making capabilities. Production AI engineering solutions that assist users, analyze data, and execute complex workflows.

ElizaOSClaude APIOpenAIGoogle Vision APINatural Language ProcessingAgent FrameworksAutonomous Systems

Full-Stack Development

High-performance backend APIs with Node.js, Fastify, and PostgreSQL coupled with scalable DevOps infrastructure. I manage the entire lifecycle from real-time WebSocket connections and microservices to Docker containerization, CI/CD pipelines, and cloud deployment.

Node.jsFastifyPostgreSQLRedisPrisma ORMWebSocketsgRPCDockerRenderGitHub ActionsCloud Deployment

Design & Experience

Creating intuitive, beautiful interfaces and immersive 3D experiences. From cohesive brand identities and visual systems to modern design systems and responsive layouts. I merge creative technology with functional design to build memorable brands that resonate.

FigmaDesign SystemsUser ResearchWireframingPrototypingResponsive DesignAccessibilityBrand StrategyVisual Identity3D Experiences
      Let's build your next innovative project together
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JAMES