Senior Full Stack Developer | SaaS Expert for B2B SaaS Platform

I am looking for an experienced Senior Full Stack Developer to help design and build a confidential B2B SaaS product from the ground up. This project is at an early stage, and you will work closely with the founder to transform the initial concept into a secure, scalable production-ready platform. The application will involve intelligent document workflows, automation, AI-powered analysis, reporting dashboards, and enterprise-level user management. Before sharing complete product details, the selected developer will be required to sign an NDA. What We’re Looking For We need more than someone who can write code — we’re looking for a technical partner who can contribute to architecture decisions, identify the right solutions, and help build a product that can scale. The ideal candidate has experience with: Building and launching SaaS applications Designing secure customer portals and admin dashboards Developing REST APIs and backend systems Document management and workflow automation AI integrations and intelligent data processing Cloud architecture and scalable application design Experience with any of the following is a plus: Python / FastAPI React.js / Next.js OCR and document processing Zoho Creator or similar platforms Healthcare or compliance-focused software Your Responsibilities Help define the technical architecture and development roadmap Build core SaaS functionality from MVP to production Develop secure frontend and backend systems Integrate AI capabilities into business workflows Create maintainable, scalable, and well-documented code Collaborate directly with the founder during product development To Apply, Please Share: Examples of SaaS products you have built Your specific role and technical contributions Links to live applications, portfolios + GitHub Your approach to building a secure enterprise document workflow platform with AI capabilities This is intended to become a long-term engagement for the right person. As the platform grows, there will be opportunities to take ownership of future development phases and play a key role in the product’s evolution.