Resume | Mutuku Joshua Mwendwa

PROFESSIONAL SUMMARY

Full-Stack Developer with hands-on experience building and shipping responsive web applications across the full development lifecycle. Proficient in React.js, Next.js, TypeScript, Node.js, Django, Laravel/PHP, and PostgreSQL — comfortable across frontend UI, backend APIs, database management, and deployment. Founder of Lumyn Technologies. Moringa School certified. Passionate about clean code, fintech integrations, and building digital products that create real impact.

WORK EXPERIENCE

Developer

Gemark International Kenya Limited

Feb 2026 – Mar 2026 · Nairobi

Built and shipped full-stack web applications using React.js and Node.js, from UI through backend integration and deployment.
Integrated third-party REST APIs and backend services, improving data accuracy and platform reliability.
Managed PostgreSQL database queries and schema updates supporting core platform functionality.
Led debugging and maintenance cycles, resolving production issues and maintaining consistent uptime.

Developer

Lixnet Technologies

Nov 2025 – Jan 2026 · Nairobi

Developed responsive web platforms for local and international clients using React.js, Next.js, Tailwind CSS, and TypeScript.
Integrated Laravel/PHP backend services and REST APIs, handling JSON data and HTTP request/response flows.
Wrote and optimized PostgreSQL queries across multiple client projects.
Supported CI/CD deployment, troubleshooting, and performance optimization on live platforms.

Full-Stack Engineer

Lumyn Technologies

Jul 2025 – Oct 2025 · Nairobi

Led end-to-end development of business platforms — React.js/Next.js frontends, Node.js/Django backends, PostgreSQL/MySQL databases.
Built reusable UI component libraries with React Hooks and Context API, reducing build time across projects.
Designed and consumed RESTful APIs, managing JSON payloads between frontend and backend services.
Delivered complete project workflows independently from scoping and architecture through production deployment.

PROJECTS

DueSphere Limited

duespherelimited.co.ke

Due Diligence & Compliance Platform

Audit and compliance workflow platform with dynamic data handling and secure backend integrations.

React.js · Node.js · PostgreSQL

Gemark International

gemarkart.co.ke

E-Commerce Platform

Full e-commerce platform with product management, cart flows, and backend API integrations.

React.js · Laravel/PHP · MySQL

Enkaji Platform

enkaji.vercel.app

B2B Business Connection Platform

Scalable B2B platform with real-time data, REST APIs, and PostgreSQL backend architecture.

React.js · Node.js · Firebase

Musa & Musa Advocates

musadvocates.co.ke

Professional Law Firm Website

Modern responsive corporate website with strong UI/UX and mobile-first design.

React.js · Next.js · Tailwind CSS

TECHNICAL SKILLS

Frontend

React.js (v18+, Hooks, Context API)Next.jsTypeScriptJavaScript (ES6+)HTML5CSS3Tailwind CSSMaterial-UIAXMLACSS

Backend

Node.jsExpress.jsDjango (Python)PHPLaravelFlaskREST APIsWebhooks

Databases

PostgreSQLMySQLMongoDBFirebasePrismaSQL Scripting

Fintech

M-PESA Daraja APISTK PushB2C/C2B FlowsWebhooksMini Program StudioSafaricom UX Guidelines

Tools & DevOps

GitGitHubPostmanCI/CD PipelinesLinux/UnixDocker (familiar)JiraDeployment Workflows

Soft Skills

Problem SolvingAgile CollaborationCode ReviewsDocumentationTeam Collaboration

EDUCATION

Jun 2024 – Nov 2024

Certificate in Software Engineering

Moringa School

Certified Full-Stack Engineer — JavaScript, React.js, Django, Node.js, REST APIs, PostgreSQL, Git, M-PESA Daraja API.

Expected Dec 2026

Diploma in Software Engineering

Zetech University

2019 – 2022

Kenya Certificate of Secondary Education

Kasikeu Boys' High School

CERTIFICATIONS

2024

AI for Software Engineering

Power Learn Project

2024

Ethical Hacking

Cisco

LEADERSHIP

Founded and led a developer community focused on mentorship, technical growth, and portfolio development — helping junior developers build real-world project experience and career readiness.