Jefferis Software Solutions.

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Finn Jefferis

Meet Finn

Your local full-stack problem solver.

Worthing-based dev pairing React / Next.js fronts with .NET / Laravel / Python power. Six years’ experience shipping high-ROI software for e-commerce, utilities and SME clients.

Wins I’m proud of:

  • Slashed manual data entry for a local firm by integrating a bespoke C# MVC dashboard straight into Zoho CRM.
  • Redesigned a Carbon Calculator application, improving speed, mobile usability and ensured results were synced to the client’s CRM in real-time.
  • Refactored legacy code for a local e-commerce business, vastly improving SEO, trimming page-load seconds and lifting organic traffic.

Core toolset:

React / Next.js • TypeScript • Tailwind • .NET • Laravel • Python • REST & GraphQL • PostgreSQL / MySQL • Azure CI/CD

How I Can Help

Build & Launch

New marketing site, e-commerce store or bespoke app—finished, live and ready to earn.

  • Full-stack dev (Next.js, .NET)
  • SEO & core-web-vitals ready
  • CRM / payment integrations

Fix & Grow

Own a site already? I optimise, troubleshoot and add revenue-boosting features.

  • Speed & SEO audits
  • WordPress / Squarespace rescue
  • Ongoing care & feature dev

Our Work

Toolbox for Beyond Procurement

Toolbox for Beyond Procurement

A comprehensive toolbox to streamline procurement processes for local businesses.

Carbon Calculator

Carbon Calculator for Beyond Procurement

React rebuild that boosted mobile UX and synced results to the client CRM in real-time.

Portfolio Platform

Portfolio Platform

A blazing-fast Next.js landing page showcasing creative layouts and selected personal projects.

Get in Touch

Ready to elevate your business with custom software solutions? Book a free call or send a message.

Let’s Talk About Your Project

Use my calendar to book a free 30-minute call — no emails, no back-and-forth.

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