I build things
that actually work.
Senior full-stack engineer with a soft spot for AI infrastructure. I've shipped everything from Laravel monoliths to multi-agent systems talking through MCP servers.
➜ ~ whoami
alex_mercer (senior ai & full-stack engineer)
➜ ~ cat capabilities.json
50+
Projects Shipped
10+
Startups Served
99%
Production Uptime
What I actually use.
No half-baked demos here — these are tools I've used in production, under real pressure.
AI Engineering
- MCP Servers (protocol design + hosting)
- Autonomous agents (tool-use, memory)
- RAG pipelines w/ vector search
- Local LLMs via Ollama
PHP Ecosystem
- Laravel — daily driver since v5
- Livewire for reactive UIs
- FilamentPHP admin panels
- MySQL query optimisation
Python Ecosystem
- Django + DRF
- FastAPI microservices
- Flask for quick API work
- PostgreSQL + Alembic
Frontend
- Vue.js 3 (Composition API)
- React + Next.js
- Tailwind CSS
- TypeScript
Professional Path
A track record of building and scaling systems. No fluff, just shipped code.
TechCorp Solutions
Remote
Senior Full Stack Architect
Architecting scalable microservices for a high-traffic fintech platform. Spearheaded the migration of legacy PHP monoliths to a distributed Python (FastAPI) and Laravel architecture. Introduced MCP Servers to allow secure AI-database interactions for internal analytics bots.
Digital Agency X
Hybrid
Senior Laravel Developer
Delivered 15+ bespoke web applications for enterprise clients. Specialized in the TALL stack (Tailwind, Alpine, Laravel, Livewire) to rapidly build reactive SPAs without the complexity of a full frontend framework. Optimized SQL queries reducing load times by 40%.
Fintech Startup Y
On-site
Backend Developer
Built robust payment processing APIs using Django REST Framework. Implemented KYC verification flows and secure ledger systems handling millions in daily transaction volume.
A few highlights.
Where AI meets robust engineering.
Autonomous SQL Agent
Internal AI agent that queries databases safely via MCP protocol and posts business reports to Slack — no human in the loop.
Enterprise CRM
Multi-tenant SaaS with real-time analytics, Stripe billing, and a FilamentPHP admin panel.