Lumar Richardson

App Developer • Web Developer • AI Developer

Building production-ready apps, websites, and AI-driven solutions with a focus on clean code, user experience, and measurable impact.

About Me

Profile

Results-driven developer with expertise in mobile apps, custom websites, and AI-powered solutions. I combine technical depth with clean UI/UX and rapid iteration. Active in the music industry as founder of MMGBlabel, bringing additional experience in branding, content, and growth.

Communication is clear and transparent—I work openly on scope, planning, and budget. Every project is delivered with documentation, monitoring setup, and ongoing support.

Approach

Intake & goals → Proposal & planning → Design & prototype → Build & test → Launch & support

Availability

20 hours per week • €250/hour • Fixed project pricing, maintenance contracts, white-label, NDA available

Core Competencies

App development (iOS/Android, cross-platform)

Web development (front-end & back-end)

AI & automatization (LLM-integraties, RAG, agents)

UX/UI & prototyping

API integrations and third-party services

Project management & stakeholder communication

Performance, security, monitoring & maintenance

Technical Skills

Mobile

Flutter/Dart • React Native • Swift • Kotlin

Front-end

React • Next.js • TypeScript • Tailwind CSS

Back-end

Node.js (Express/Nest) • Python (FastAPI) • PHP (Laravel)

AI/ML

Python • OpenAI/Anthropic API • LangChain • Vector DB (Pinecone/FAISS)

Data

PostgreSQL • MySQL • MongoDB • Prisma/TypeORM

Infra/DevOps

Docker • GitHub Actions • Vercel • Firebase • Supabase • AWS

Tools

Git • Figma • Postman • Jira/Linear

Experience

Freelance App & Web Developer / AI Developer

Present

  • Built and launched production-ready apps and websites with measurable impact (traffic, conversion, retention)
  • Integrated AI features (chatbots, content generation, smart search/RAG)
  • Designed secure APIs, admin dashboards, and CI/CD pipelines with monitoring & logging
  • End-to-end responsibility: intake, scope, planning, budget, delivery, and documentation
  • Maintenance contracts with clear SLAs and release management

Founder / Label Manager — MMGBlabel

Present

  • Manage release planning, distribution, and marketing
  • Developed promotional landing pages with analytics for data-driven campaigns
  • Partnerships with artists/brands; clear frameworks for IP, contracts, and deadlines

Featured Projects

AI Support Chat for E-commerce

AI Support Chat for E-commerce

Node.js, React, OpenAI, Pinecone

RAG-powered support assistant with knowledge base. Reduced support load and increased conversion.

Cross-platform Event App

Cross-platform Event App

Flutter, Firebase

Ticketing, push notifications, offline mode. High user satisfaction and engagement.

Headless CMS Webshop

Headless CMS Webshop

Next.js, Stripe, Sanity

Fast storefront (Lighthouse 95+) with checkout in <3 steps. Optimized for conversion.

MMGBlabel Platform

MMGBlabel Platform

React, Node.js, Analytics

Release management and promotional landing pages with data-driven insights.

MMGBlabel Snake Game

MMGBlabel Snake Game

Mobile Game, Android

Engaging snake game available on Google Play Store. Built for MMGBlabel with smooth gameplay and intuitive controls.

View Project
Run Jump Game

Run Jump Game

Mobile Game, Android

Fast-paced action game by MMGBStudios. Test your reflexes with challenging obstacles and addictive gameplay on Google Play Store.

View Project

Education & Certifications

Continuous learning through bootcamps, courses, and certifications in:

  • React / Next.js
  • Flutter
  • AWS Cloud Practitioner

Music & Creative

Artist/Producer with releases under MMGBlabel. Using AI for planning, artwork, and promotion.

Blending technical expertise with creative expression—music informs design decisions and user experience thinking.

Let's Work Together

Have a project in mind? I'd love to hear about it.

Get in Touch

Have a project in mind or want to discuss opportunities? I'd love to hear from you. Fill out the form and I'll get back to you as soon as possible.

Availability

20 hours per week • €250/hour

Response Time

Typically within 24 hours

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