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Sunday KODONON
Available for new projects

Hi, I'mSunday KODONON

Full Stack Developer

LaravelVue.jsReact

I help businesses build fast, modern web applications. Passionate about both backend and frontend development, I turn your ideas into digital solutions.

Work

My Projects

A selection of my recent web development work

Featured projects
GSK SIM · 1 / 6Internal application · private code

Dashboard: number type breakdown, up-to-date rate, in-house/linker share and coverage.

Full Stack DeveloperSIM card distribution network · Benin

GSK SIM: number management and partner tracking platform

Full-stack web application (Laravel 13 + React 18) to manage a SIM card distribution network in Benin.

PHP 8.3Laravel 13Laravel PassportSpatie PermissionSpatie ActivitylogLaravel Excel
Full Stack Developer

SAK SERVICES: financial services agency

Website for a financial services agency: prepaid Visa cards, international transfers, Mobile Money, Canal+, DHL and insurance.

LaravelVue.jsTailwind CSSResponsiveSEO
Live site
Full Stack Developer

SAF OLA SERVICES: financial services agency

Site presenting the agency's full offer, with a live open / closed status, embedded Google map and WhatsApp contact.

LaravelVue.jsTailwind CSSGoogle MapsResponsive
Live site
Front-end Developer

Afrika Nature: SEO-optimized React showcase site

One-page site for a food brand: 10-product catalog, points of sale in 3 countries, pre-rendering and technical SEO.

React 18ViteSSR pre-renderingJSON-LDApache
Live site
Tech stack

My Skills

Technologies and tools I use to build high-performing web solutions

Backend

  • PHP 8+Expert
  • LaravelExpert
  • Eloquent ORM
  • API REST JSON
  • GraphQL
  • Laravel Passport · Spatie PermissionAuth & roles

Frontend

  • Vue.js 3Expert
  • React
  • Vuex · Vuetify
  • React Router
  • Tailwind CSS
  • HTML5 · CSS3Responsive

Databases

  • MySQL
  • Advanced SQL
  • Query optimizationIndexes, refactoring
  • Relational modeling
  • PostgreSQLBasics

DevOps & Tools

  • Docker
  • Apache · NginxHTTPS, caching, compression
  • Vite · Composer
  • Git · GitHub · Bitbucket
  • PHPUnit
  • SentryError tracking

Integrations & third-party APIs

PayPalStripeQOSICKKiapayGoogle Drive APIDuda API

Methodologies

Agile / ScrumTDDUMLMVC · SOLIDCode review
Continuous learning

My Certifications

Professional certifications backing my expertise in modern technologies

IBM

Databases and SQL for Data Science with Python

IBM · Coursera · Nov 2025
Meta

Advanced React

Meta · Coursera · Apr 2025
Meta

React Basics

Meta · Coursera · Mar 2025
IBM

Python for Data Science, AI & Development

IBM · Coursera · Feb 2025
IBM

Data Science Methodology

IBM · Coursera · Feb 2025
IBM

Tools for Data Science

IBM · Coursera · Dec 2024
IBM

What is Data Science?

IBM · Coursera · Dec 2024
OC

Objectif IA : initiez-vous à l’intelligence artificielle

OpenClassrooms · Oct 2024
OC

Devenez développeur agile

OpenClassrooms · Aug 2024
OC

Apprenez à programmer en C

OpenClassrooms · Aug 2024
OC

Découvrez le framework PHP Laravel

OpenClassrooms · Aug 2024
OC

Optimisez votre déploiement en créant des conteneurs avec Docker

OpenClassrooms · Jun 2022
OC

Gérez du code avec Git et GitHub

OpenClassrooms · Apr 2022
OC

Créez votre site web avec HTML5 et CSS3

OpenClassrooms · Apr 2020
OC

Gérez votre projet informatique facilement

OpenClassrooms · Feb 2020
OC

Introduction à jQuery

OpenClassrooms · Dec 2019
EN

English certificate

Language
Career

My Experience

Professional background and web development assignments

Full Stack Developer

African Institute for Impact Monitoring and Evaluation (Le Baromètre)
Full-time
Jun 2023 – Aug 2025Benin
  • Monitoring and evaluation platforms built front to back, from UML modeling to production.
  • Dynamic formula engine: users define indicator calculations, recomputed in real time with secure evaluation.
  • Dynamic forms generated from variable backend schemas (fields and validation on the fly).
  • REST JSON APIs for data-collection modules and indicator exports; interactive dashboards.
Laravel 10Vue.js 3REST APIMySQLUML

Independent consultant · Full Stack

Clients in Benin
Freelance
Mar 2021 – 2023Benin · remote
SAK Services · financial sector, 2021
  • Financial operations platform: approval / rejection workflows and role-based access control.
  • REST API, QOSIC payment integration, automatic backups to Google Drive.
  • SQL optimization and refactoring of critical operations.
GSK Groupe · operations management, 2023
  • Staff, partner, order and inventory management with RBAC permissions.
  • Multi-criteria statistics dashboard and simplified commission management.
  • TDD on critical modules (transaction validation, permissions).
LaravelVue.jsQOSICGoogle Drive APIPHPUnit

Web Developer

Beewton
Internship
Aug 2021 – Aug 2022Benin
  • Laravel / Vue.js SaaS applications built and maintained in an Agile team.
  • Custom REST APIs and third-party integrations (PayPal, KKiapay, Google Drive).
  • UML modeling and functional testing to validate deliverables.
LaravelVue.jsPayPalKKiapayScrum
4+Years of experience
4Production projects showcased
1 700+Automated tests on a single project
Let's work together

Get in touch

Have a project in mind? Get in touch and let's talk about it!

Send me a message

Contact details

Emailkodonoumahuwanu@gmail.comPhone+229 01 60 90 52 69
LocationAbomey-Calavi, Benin · remote UTC+1

Availability

Available for new projects

I usually reply within 24 hours. For anything urgent, feel free to call me directly.