Cyprianz

Nzubechukwu Cyprian

Full-Stack Engineer & Product Builder

Full-Stack
Engineering
That Ships

I design, build, and ship production web products end-to-end — Next.js and React frontends, Node.js and Go backends, Rust tooling, and modern infrastructure. I've launched SEO-driven marketplaces, fintech savings platforms, developer tools, and full-stack applications as an engineer at Cocor Tech. I care about clean architecture, performance, and products that actually get used.

Nzubechukwu Cyprian
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Engineering Expertise

Technologies I work with daily

Frontend

Next.jsReactTypeScriptTailwind CSSVite

Backend

Node.jsGoRustPythonExpress

Databases

PostgreSQLRedisMongoDBSupabasePrisma

Infrastructure

DockerKubernetesTerraformVercelCloudflare

Blockchain

Smart ContractsRust ContractsWeb3Wallet Auth

Quality

TestingCI/CDSEOPerformanceType Safety

Selected Projects

Work I've shipped

Own Projects

01Live

CodeXhange

CodeXhange is a gamified promo code search engine — the best place to find working coupon codes, discount codes, and deals that actually work. Built with Next.js, TypeScript, and MongoDB, it uses ISR brand pages, dynamic meta tags and hreflang for SEO, Cloudflare Turnstile bot protection, and NextAuth for contributors. A self-cleaning reputation system keeps every code verified and current.

Next.jsTypeScriptMongoDBNextAuth.jsTailwind CSSCloudflare
02Live

Moistello

Moistello is a digital savings circles platform that modernizes traditional rotating savings groups (Ajo, Esusu, ROSCA, tontine) for 1.7B+ unbanked adults. A Next.js dashboard drives the experience, a Go backend orchestrates circles and reputation scoring, and Rust smart contracts hold funds in escrow and distribute payouts automatically — sub-cent fees, full transparency, and financial inclusion at scale.

Next.jsTypeScriptGoRustSmart ContractsTailwind CSS
03Live

Ceche

Ceche is a domain appraisal engine that evaluates any domain name across 16 dimensions and produces a dollar-value estimate — the essential tool for domain investors, brokers, and buyers. Ships as a Python CLI, a terminal UI, and an HTTP API server with bulk appraisal, side-by-side comparison, caching, and appraisal history.

PythonCLITUIHTTP API
04In Development

AnieLab

AnieLab is a revenue-splitting platform for creative studios — Next.js frontend, Supabase backend with wallet authentication, Pinata IPFS media storage, and audited Rust smart contracts for transparent per-project revenue distribution. Built for teams that want fair, automatic, verifiable payment splits.

Next.jsSupabaseTypeScriptRustSmart ContractsIPFS
05In Development

FreStell

FreStell is a trustless freelance marketplace that connects freelancers and clients without middlemen — smart-contract escrow protects every payment, WebAuthn passkeys provide phishing-resistant authentication, an AI proposal coach helps freelancers win more bids, and a three-tier verification system keeps the platform trustworthy.

Next.jsTypeScriptRustSmart ContractsWebAuthnAI
06Live

YoTop10

YoTop10 is a full-stack rankings platform where anyone can create, share, and vote on top-10 lists across any topic — music, movies, tech, travel. Next.js frontend, Express backend, Docker deployment. The modern home of community-driven rankings and voting.

Next.jsTypeScriptExpressNode.jsDocker

Collaborations

Open-source
Web3 work

Escrow platforms, identity protocols, market data oracles, loyalty tokens and savings circles — shipped alongside other teams across the Stellar and Web3 ecosystem.

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For direct inquiries — cyprian@cyprianz.com