Frontend · Web · Mobile

Building
Complete Digital Products

I combine WordPress development, Android engineering with Kotlin and Flutter, and UI/UX design—from the first Figma flow to a polished, production-ready product.

UI/UX & Figma

Kotlin & Flutter

WordPress & Web

Herman is editing...
The Methodology

From Concept to Production.

DISCOVERY & STRATEGY
01

Discovery & Technical Strategy

Deconstructing business goals, user journeys, and technical feasibility across Web (WordPress) and Mobile (Android) platforms before writing a line of code.

Technical Scope & Requirements
Web & Mobile Information Architecture
User Personas & Journey Mapping
01
UI/UX & DESIGN SYSTEM
02

UI/UX & Design Systems

Crafting high-fidelity interactive Figma prototypes, component design systems, and responsive layout specifications optimized for all viewport sizes.

Figma Interactive Prototypes
Design System & Reusable UI Tokens
Responsive & Mobile Guidelines (Material/iOS)
02
HYBRID FRONTEND ENGINEERING
03

Hybrid Frontend Engineering

Developing custom, clean-code WordPress architectures and native/cross-platform Android applications using Kotlin and Flutter with robust REST API integration.

Custom WordPress & ACF Architecture
Native Kotlin & Flutter Android Apps
REST API Integration & State Management
03
PERFORMANCE, QA & RELEASE
04

Performance, QA & Deployment

Rigorous cross-device testing, Core Web Vitals optimization (95+ PageSpeed), security hardening, and streamlined production deployments.

95+ Google PageSpeed & Core Web Vitals
Cross-Device & Mobile Resolution QA
CI/CD Deployment & Production Release
04
Technical Proficiency

The Frontend Toolkit.

A realistic overview of my core skills across WordPress, Kotlin & Flutter mobile development, UI/UX design, and API integrations.

WordPress & Web

WordPress Core

CMS Setup & Theme Architecture

Elementor & Divi

Page Builders & Customizer

HTML5 & CSS3

Responsive Layouts & Standards

Custom Widgets & Plugins

Tailored Features & PHP / MySQL

Mobile Development

Kotlin (Android Focus)

Native Android & Modern UI

Flutter & Dart

Cross-Platform Mobile Apps

REST APIs & Networking

Mobile Data & Integration

Firebase & Supabase

Cloud Auth & Backend Services

Additional Skills

UI & UX Design (Figma)

Wireframing, Systems & Mockups

Adobe Creative Suite

Photoshop, Illustrator & Assets

Front-End Basics (React/Next)

Modern Web & Tailwind CSS

Git & Version Control

Workflow & Team Collaboration

The Journey

Work Experience.

A timeline of WordPress web development, Kotlin & Flutter mobile apps, and UI/UX design projects.

Dec 2025 – Present

WordPress & Frontend Developer (Freelance)

Architected custom WordPress themes for hospitality, ecotourism, and corporate clients using Elementor Pro, ACF Pro, and custom PHP hooks. Built custom booking systems, dynamic post types, multi-language setups, and maintained 95+ PageSpeed performance.

WordPressElementor ProACF ProCustom PHP HooksBooking Systems95+ PageSpeed
Jun 2025 – Jul 2026

Mobile App Developer (Flutter & Android)

Engineered a native Android mobile application with Flutter & Dart for Nutrizzaza's commercial field sales tracking ('Suivi commercial terrain') with offline SQLite sync, GPS route tracking, and built the responsive web admin dashboard in Figma and modern web tech.

FlutterDartAndroidOffline SQLite SyncBackground GPSREST APIsFigma UI/UX
May 2021 – Present

Frontend Developer

Delivered 30+ client web solutions (corporate portals, WooCommerce shops, custom CMS) and engineered 5 Android mobile applications using Flutter & Dart. Led technical scoping, secure API integrations, Git version control, and SLA maintenance.

WordPress (30+ Sites)Flutter (5 Apps)WooCommerceProvider / BLoCGit WorkflowClient SLA
2017 – Present

UI/UX & Brand Identity Designer

Freelance, Antananarivo

Formulated complete brand identities, UI/UX design systems, and vector assets in Figma and Adobe Creative Cloud for regional commercial brands (Phael Flor, Florentine, Actiflora), including packaging and interactive prototypes.

UI/UX DesignFigmaDesign SystemsBrand IdentityAdobe CCPackaging & Print