I'm an Automation Specialist/FullStack Developer with expertise in low-code/no-code (Zapier, n8n) and deep-level integration via raw scripting (Node.js, PHP). I specialize in API choreography, consuming services with complex authentication (OAuth 2.0, JWT), and building AI-assisted agentic tools (Gemini, OpenAI, Anthropic).Below is the list of tech stacked I used as Full-Stack Developer. Web and APIs: PHP (controller-service), Node.js (Express/Fastify), REST/JSON, webhooks, HMAC/JWT signing. Auth Methods: API Keys, OAuth 2.0, JWT/Bearer. Frontend: React + Vite, React Router, Hooks, Context API. Focus on responsive, accessible UI (Tailwind or Bulma CSS). Data Layer: PostgreSQL (functions/triggers), Supabase (Auth, RLS), Vault secrets.?? Automation: Zapier, n8n, custom scripts for API orchestration, idempotency, and audit logging. AI/ML: OpenAI, Gemini, Anthropic for agentic tools, prompt engineering, and tool-use.?? DevOps: Git/GitHub, GitHub Actions (CI/CD), versioning, Ubuntu VPS setup for Node.js and PHP services, Windows dev workflow.