Nevy.dev
Available for new opportunities

Architecting secure systems & intelligent interfaces.

Senior Frontend Engineer & UI/UX Designer specializing in React, TanStack Start, and high-performance server architectures. I build scalable, production-grade applications that solve complex problems.

High Performance

Expertise in ultra-low memory footprint backends using Rust and scalable serverless edge computing via Cloudflare Workers.

Enterprise Security

Building secure financial pipelines, wallet management, and robust authentication layers utilizing Supabase & robust cryptography.

AI/ML Integration

Integrating predictive analytics, Gemini/OpenAI models, and custom TensorFlow deployments into reactive user interfaces.

Featured Engineering

A selection of production systems and architectural explorations.

Production Live AppLead Full-Stack Developer

Vault

A secure financial command center. Features full wallet management, real-time ledger accounting, secure withdrawal validation pipelines, KYC onboarding, and integrations for Stripe Checkout, custom Stripe Issuing cards, and M-Pesa (Daraja API) callback processing. Includes a Gemini-powered AI financial advisor.

React 19TanStack StartSupabaseVite 7Tailwind 4Flutter
Production Live AppCreator & Full-Stack Engineer

Codevia

An interactive learning workspace that synchronizes structured YouTube video programming directly with an in-browser, VS Code-like Monaco code editor engine. Leverages reactive state management for real-time code execution and persistence.

AngularAngular SignalsSupabase Auth/DBMonaco EditorYouTube Player API
Production Live AppCore Technical Advisor & Developer

Smart Blossoming Foundation

A high-performance, bilingual (English & Kiswahili) wellness and personal transformation portal. Built to scale via Cloudflare serverless workers, featuring an integrated quantitative growth rating dashboard that metrics-tracks progress categories.

TypeScriptCloudflare Workers
Architectural Deep-DiveSystems Engineer

Mental Health Diary Backend

A ultra-high-performance, low-memory footprint server architecture built to process high-concurrency requests. Implements a customized engine processing binary audio data stream to execute instant automated text transcriptions via asynchronous endpoints.

Rust (Actix-web)PythonPLpgSQLPostgreSQL
Architectural Deep-DiveML Developer

fpredict

A data-driven predictive sports analytics engine compiled for English Premier League match cycles. Employs historical sequence datasets, expected goals calculations, and feature engineering to model upcoming fixture outcomes.

PythonScikit-LearnTensorFlowHTML
Architectural Deep-DiveAI/Backend Engineer

TherapistGPT Engine

A specialized rest api suite hosting fine-tuned neural models for audio feature classification, emotion state parsing, and cognitive counseling assistance responses.

PythonDjango REST FrameworkTensorFlow

The Un-Git-Tracked Epoch

A philosophical nod to missing repositories. Before rigid version control workflows, there was a deep history of low-level systems experimentation, memory management, and foundational coding. These missing commits represent a long-standing engineering instinct that laid the groundwork for today's scalable, high-performance architectures.