Samwel Karanja
Available for freelance work

Building digital experiences

I build scalable, user-focused web applications using modern technologies like Next.js, React, and Node.js. With over 3 years of experience in full-stack development, I specialize in creating performant, visually appealing websites and apps, integrating MongoDB for robust data management and Figma for seamless UI/UX design.

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30+

Projects

48

Clients

3 years

Experience

12

Awards

Samwel Karanja

Available for work

About

About Me

I build scalable, user-focused web applications using modern technologies like Next.js, React, and Node.js. With over 3 years of experience in full-stack development, I specialize in creating performant, visually appealing websites and apps, integrating MongoDB for robust data management and Figma for seamless UI/UX design.

Nairobi, Kenya

30+

Projects

48

Clients

3 years

Experience

12

Awards

Expertise

Technical Expertise

I've spent years refining my skills in modern web technologies. From frontend frameworks to backend systems, I have the tools to bring complex ideas to life.

Frontend Development
Backend Architecture
UI/UX Design
Database Management
Next.js95%
TypeScript90%
Tailwind CSS90%
React90%
Node.js85%
MongoDB88%
Figma80%
Express.js87%
PostgreSQL90%

Selected Work

Featured Projects

A selection of my recent work, showcasing my expertise in building scalable and user-centric applications.

E-Commerce Platform
Web Development

E-Commerce Platform

A full-stack e-commerce platform built with Next.js, React, and MongoDB, featuring dynamic product pages, secure payment integration, and a responsive design crafted in Figma.

Construction web App
Web Development

Construction web App

A full-stack construction web app developed using Next.js and Node.js with cloudinary for image management, zustand for state management, Axios for API, Nextauth for authentication, integrated with MongoDB for real-time task updates and user authentication.

Portfolio Website
UI/UX & Development

Portfolio Website

A personal portfolio website designed in Figma and built with Next.js, showcasing responsive design, server-side rendering, and dynamic content powered by MongoDB.

API-Driven Dashboard
Web Development

API-Driven Dashboard

A data visualization dashboard built with React, Node.js, and Express.js, connected to a PostgreSQL database for real-time analytics and user management.

Realtor Web App
Web Development

Realtor Web App

A modern real estate web app built with Next.js, MongoDB, Zod, and Cloudinary, featuring structured property workflows, robust data validation, and optimized media handling for property listings.

Lumin Hotel
Web Development

Lumin Hotel

A polished hotel web experience designed to showcase rooms, amenities, and a premium guest journey with a clean hospitality-focused interface and responsive booking-friendly presentation.

VitalFlow
Web Development

VitalFlow

A premium fitness tracking dashboard built to manage workouts, nutrition, recovery, and progress analytics through a polished dark-first interface focused on performance and consistency.

Testimonials

Client Stories

Don't just take my word for it. Here's what people I've worked with have to say.

Dean Thompson

Dean Thompson

Tech Lead at TechTrend Innovations

“Samwel's expertise in Next.js and MongoDB transformed our e-commerce platform, delivering a seamless user experience and robust backend performance.”

Miguel Fernandez

Miguel Fernandez

Product Manager at Nexlify Solutions

“Working with Samwel was a game-changer. His ability to design intuitive UI in Figma and implement it with React and Node.js was exceptional.”

Emma Chen

Emma Chen

Founder at DataSync Corp

“Samwel's full-stack skills with Express.js and MongoDB helped us launch a scalable dashboard that our users love for its speed and clarity.”

Contact

Get in Touch

Have a project in mind or just want to say hi? I'd love to hear from you.

Contact Information

Location

Nairobi, Kenya

Available for work

Open to freelance & full-time roles

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