Build Highly Resilient File Conversion Web Platform Similar to iLovePDF Cloud Deployment I am looking for an experienced full-stack team or senior developer to design, build, and deploy a high-resilience file conversion website, similar in concept to iLovePDF (PDF Word, PDF JPEG, PDF merge/split, etc.). This is a serious, long-term project – please only bid if you genuinely have the technical capacity and proven experience in: High-availability web applications Large file handling conversions Cloud infrastructure on AWS / Azure / GCP ser Management & Billing (Phase 1 or 2) Simple guest usage (limited size/volume). User accounts (email/password, OAuth with Google/Microsoft as nice-to-have). Role: free vs premium users (feature/limit differences). Basic subscription / payment integration (Stripe/PayPal) – can be delivered in Phase 2 if needed.