Product
Product2025–26
Great Thumbs Software Solutions
Parent software company shipping practical products for local operators — hotel QR ordering, e-commerce, and the JustInTime community marketplace.
Next.js 16React 19PostgreSQL
ELVIN JUMA
SOFTWARE ENGINEER, FRONT END & APP DEVELOPER.
AS FEATURED IN
My Expertise
Software
Development
<h3>
Experienced in both functional and OOP paradigms: TypeScript, JavaScript, Python, PostgreSQL, REST & GraphQL APIs, and scalable microservices.
</h3>Frontend Dev
React, NextJS
<h3>
Passionate about high frame-rate UI/UX. Deep production experience with Next.js 16, React 19, Tailwind CSS, Framer Motion, and responsive interactive design.
</h3>Full-Stack & Cloud
Node, PostgreSQL
<h3>
Skilled in architecting resilient backend systems, PostgreSQL schemas, Prisma ORM, WebSockets, payments (IntaSend/M-Pesa), and cloud deployment pipelines.
</h3>
“Sometimes the best way to solve a problem is to help others.”
— Uncle Iroh, Avatar: The Last Airbender
elvin@dev-studio:~
// Welcome to my creative studio
import { FoundingEngineer, FullStack } from "@elvin/craft";
export async function meetElvin() {
const engineer = new FoundingEngineer({
name: "Elvin Omondi Juma",
focus: ["Next.js 16", "React 19", "PostgreSQL", "Realtime"],
status: "Shipping production systems worldwide",
passion: "Designing software people actually love using."
});
await engineer.shipToProduction();
return engineer.getImpact();
}My
Work
Deployed scalable education, commerce, operations, and SaaS web & realtime apps using Next.js 16, React 19, and PostgreSQL. Collaborated in 18+ projects with businesses and founders worldwide.
Great Thumbs Software Solutions
Parent software company shipping practical products for local operators — hotel QR ordering, e-commerce, and the JustInTime community marketplace.
Next.js 16React 19PostgreSQLPrisma
View ProjectFilter by://///
Education
Education2025–26
German Virtual School
Digital academy for German language education (A1–C2). Unifies live video (Jitsi), IntaSend billing, assignments, and GDPR-aware reporting for students, teachers, and admins.
Next.jsTypeScriptPostgreSQL
Platform
Platform2025
Concept Builders
Website and ops surface for a building & construction company — project portfolios, design galleries, client management, and service inquiries.
Next.jsTypeScriptPrisma
Platform
Platform2025
Church Management System
Operations platform to streamline church workflows and community engagement — members, events, and payments.
Next.jsTypeScriptPrisma
Commerce
Commerce2025
Commerseley
Full-featured online store with payment integration and inventory-minded flows for local fashion commerce.
Next.jsPostgreSQLIntaSend
Platform
Platform2025
Inventory Management
Track products and assets to reduce waste and keep stock accurate across day-to-day operations.
Next.jsMUIRedux Toolkit
Experiment
Experiment2025
Lawyer Portfolio
Modern, responsive portfolio for a legal professional — calm typography, case highlights, and contact flow.
Next.jsFramer MotionRadix UI
Experiment
Experiment2025
Blog Platform
Full-stack blogging with auth, rich media, and a server that scrapes external articles into the database.
Next.jsPrismaNextAuth
Experiment
Experiment2025
iPhones Marketing Site
Immersive product marketing with 3D visualizations and cinematic motion for Apple-style product storytelling.
ViteReactThree.js
Experiment
Experiment2025
Streamlite (TikTok-style)
Short-form video sharing prototype with backend integration and feed-oriented UX.
Next.jsAppwriteZustand
Platform
Platform2025
Realtime Messenger
Messaging app with realtime delivery, file sharing, and production-minded client architecture.
Next.js 15React 19Socket.IO
Platform
Platform2025
Sleek Admin Dashboard
Admin panel with analytics, user management, and data visualization for operational teams.
Next.js 14NextAuthMongoDB
Experiment
Experiment2025
AI Chat Interface
ChatGPT-inspired interface with conversation history, auth, and OpenAI-backed responses.
Next.js 15OpenAIFirebase
Experiment
Experiment2025
3D Portfolio
Interactive Three.js portfolio exploring spatial UI and immersive project presentation.
React Three FiberThree.jsFramer Motion
Product
Product2025
Multi-Task AI SaaS
SaaS surface offering multiple AI tools — image generation, text processing, and auth-gated workflows.
Next.js 15ClerkOpenAI
Commerce
Commerce2025
E-commerce Client Pages
Polished product pages with dark mode and motion — focused on conversion-oriented UI.
Next.js 15Framer MotionRadix UI
Commerce
Commerce2025
QuickCart Store
Streamlined storefront with authentication and cloud storage integration for product media.
Next.js 15ClerkInngest
Experiment
Experiment2025
Student Portfolio Template
Customizable portfolio template for students — modern components, themes, and motion.
Next.js 15Tailwind v4Framer Motion
Education
Education2025
ClassMind File Storage
Secure cloud storage for education — real-time updates, analytics, and institutional workflows.
Next.js 15PrismaAWS S3
Professional
Experience
Kenya• 2025 — Present
- Architect and ship multi-product systems for hotels, marketplaces, and local businesses.
- Own full stack: Next.js 16, React 19, PostgreSQL, Prisma, auth, payments, and realtime.
- Lead product decisions from problem discovery through production launch.
Products Shipped Under This Company:
Endorsements
What Collaborators Say
Since 2024 Elvin has been responsible for the development and architecture of our platforms which has been instrumental to our operational growth. Even while working remotely, he is highly responsive, organized, and strategic in his thinking. He provides exceptional advice and executes high-performance web systems.
- Mark Greenspan
Founder at influenceTHIS Canada
Elvin is AMAZING! If you have any doubt about hiring him, look at what he builds. Deep full-stack knowledge, reliable turnaround, good communication, and high accuracy with planning and delivery in complex software projects.
- Wilfried Hajek
Agile Coach & Speaker at GVS EdTech
Elvin brings exceptional engineering rigor: from database schemas and authentication to pixel-perfect responsive interfaces and realtime sockets. A highly impactful partner for high-scale digital ventures.
- Jonathan Castro
CEO & Founder at The Cliff
Available for select freelance & engineering opportunities.
Have an exciting project you need help with?
Send me an email or contact me via instant message!
Instant Message & Social
Available for projects in 2026