// Services by Martin Nzau (aka Monsiu)

Web & Mobile Development

Need a website, web app, or mobile app built? I design, build, and ship clean, fast software for individuals, startups, and businesses. Tell me what you have in mind below and I will get back to you with a plan, a timeline, and a quote.

Verified on Upwork - check my client reviews ↗

What I Offer

01 - Web

Web Services

From simple landing pages to full-stack web applications. I focus on performance, accessibility, and clean UX so your users actually enjoy using it.

  • Marketing & portfolio websites
  • Business dashboards & admin panels
  • E-commerce stores
  • Custom web apps (React, Next.js, Node.js)
  • APIs, auth, payments, integrations
  • Hosting, deployment & maintenance
02 - Mobile

Mobile App Development

Cross-platform mobile apps for Android and iOS, built with Flutter so you ship faster without sacrificing native feel.

  • Android & iOS apps (Flutter)
  • Firebase backend & authentication
  • Push notifications & offline support
  • Payment & API integrations
  • App store publishing
  • Ongoing updates & support

Request a Service

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Your request is sent securely via FormSubmit and delivered straight to my inbox. No account needed.

Prefer direct contact? contactmonsiu@gmail.com github.com/monsiu linkedin.com/in/martinnzau x.com/MonsiuTech Upwork (reviews)