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Hi, I'm Nelson K. Kayisi

Full-stack Developer and Software Architect with years of experience in building web and mobile applications. Passionate about AI and creating beautiful and functional user experiences.

About meAbout meAbout me

I specialize in modern mobile and web technologies and love building applications that make a difference. My expertise includes React/Next.js, Vue.js/Nuxt.js, JavaScript/TypeScript, React Native and Python/Django.

When I'm not coding, you can find me exploring new technologies, contributing to open source projects, or sharing knowledge with the developer community.

Skills & Technologies

I've developed expertise across the full web development stack, from crafting responsive user interfaces to building robust backend systems and managing databases.

Redis
Postgres
MySQL
MongoDB
Git
GitHub
GitLab
Docker
SSH
Nginx
Webpack
Python
React
Node.js
TypeScript
Tailwind
Django
JS
CSS
HTML
Node.js
Next.js

Recent Projects

I've worked on a variety of projects, from small personal websites to large-scale enterprise applications.

Portfolio

My personal portfolio website built with Next.js, Tailwind CSS, and Shadcn UI.

Portfolio

Health Winning World

An informational system for a health and wellness company based on the mlm business model.

Health Winning World

Volontaires pour la Protection de la Faune et Flore

A website for a conservation organization.

Volontaires pour la Protection de la Faune et Flore

Health Success International

A website for a health and wellness company.

Health Success International

Education

I've studied at the Christian Bilingual University of Congo (UCBC), where I earned a Bachelor's (B.Sc +4) degree in Computer Engineering.

Location

Further Training

I've completed several training programs to enhance my skills and stay up-to-date with the latest technologies.

Udemy

AI application development with React, Next.js, TypeScript, Google and Stripe

Completed an in-depth training focused on building AI-powered web applications. Acquired hands-on experience in integrating advanced APIs, payment solutions, and deploying scalable, production-ready projects using the latest technologies.

2024

OpenClassrooms

Mettre à place une architecture microservices

Gained practical expertise in designing, deploying, and managing microservices-based systems. Learned to optimize application scalability, maintainability, and resilience through service orchestration.

2023

Kubernets Inc.

Certification Google Cloud, Twilio and Slack

Developed skills in deploying and managing cloud infrastructure, integrating messaging services, and automating workflows to enhance application functionality and scalability.

2019

Recent Experience

My professional experience covers software architecture and full-stack development, delivering scalable web and mobile applications as well as impactful solutions for businesses of all sizes.

2023 - Today

Full-stack Web Developer

Quantum Vertex SA - Kinshasa, Democratic Republic of Congo

I design and develop applications tailored to the needs of SMEs and large companies, ensuring their performance and scalability. I also deploy and secure scalable applications on servers, guaranteeing their reliability and operational continuity.

2022 - 2023

Front-end Developer

AG-ConsultTech - Remote

Developed dynamic and responsive web applications using React, Next.js, and TypeScript. Collaborated with cross-functional teams to integrate payment systems like Google and Stripe, delivering seamless user experiences for diverse clients.

2020 - 2022

Full-stack Developer

Hebel Corporation - Beni, Democratic Republic of Congo

Built and maintained robust web applications across the entire stack. Leveraged modern frameworks and cloud technologies to deliver scalable solutions, ensuring high performance and reliability for business-critical projects.

Let's work together

Book a discovery call with me to discuss your needs, ask your questions, and explore how we can support your projects.

© 2025 Nelson Kayisi. All rights reserved.