AI Developer | Web Designer | App Interface Designer | Automation Specialist
AI Developer and Web Designer with 3+ years of hands-on experience building AI-powered applications, LLM integrations, and intelligent automation systems — alongside responsive website design and app interface design. Proficient in integrating GPT-4, Claude API, and Gemini into production-grade tools. Specialized in prompt engineering, end-to-end AI pipeline development, and crafting polished web and mobile UI using Next.js, React, and Tailwind CSS.
◆ Technical Expertise
AI / LLM
Development & Cloud
Web & App Design
Automation & Tools
◆ Professional Experience
AI Developer & Automation Specialist
2024 — 2026Freelance / Remote
- Designed and deployed end-to-end AI-powered automation pipelines using Make and n8n, integrating LLMs for automated content generation, reducing manual processing time by 70%.
- Integrated GPT-4, Claude API, and Gemini APIs into production applications, implementing NLP solutions and intelligent chatbot systems for real-world client use cases.
- Developed advanced prompt engineering strategies to produce consistent, high-quality AI outputs across multiple LLM providers.
- Architected AI API connections to third-party platforms via REST APIs and webhooks, delivering fully automated, scalable systems for business process automation.
- Built and deployed full-stack web applications (InvoiceFlow, LeadGenius) using Next.js, Supabase, and Vercel.
- Implemented retrieval-augmented generation (RAG) architectures and AI agent workflows to extend LLM capabilities with external data sources.
UI/UX Designer
2022 — 2023Freelance / Remote
- Designed responsive web and mobile interfaces using StitchAI, delivering brand identity systems and digital product designs for early-stage startups.
- Leveraged AI-powered design tools to accelerate UI/UX workflows, reducing design iteration cycles and improving time-to-market for client products.
◆ Selected Projects
InvoiceFlow
invoice-saas-xi.vercel.app ↗AI-ready invoice management SaaS with automated invoice generation, AI-powered data extraction, and real-time financial tracking.
LeadGenius
github.com/YASSINENFAI/LeadGenius ↗Open-source AI-powered lead generation and personalized email outreach automation tool with LLM-driven personalization at scale.
CV Pro Builder
cvpersonal.xyz ↗Professional CV builder web application with AI-powered content suggestions and ATS optimization features.
Hirafi App
github.com/YASSINENFAI/hirafi ↗Bilingual (Arabic/English) skills marketplace application with full-stack architecture.
◆ Education & Languages
Self-Directed Learning
AI Development, Web Design, App Interface Design & Automation
Languages
◆ Core Competencies
Let's Build Something
Currently available for freelance projects and remote opportunities in AI development and web design.