All-in-One AI-Driven Consulting Management Platform

Title: Full-Stack Developer Needed to Build AI-Powered All-in-One Consulting Platform (CRM, PM, Time Tracking, Client Portal) Description: We're seeking a highly skilled full-stack developer or agency to build a proprietary all-in-one business management platform for Sliceo, a modern fractional executive and consulting firm. This system will replace tools like ClickUp, HubSpot, Timely, and DocuSign with one unified, AI-powered SaaS platform. Key Modules to Develop: Project & Task Management (Kanban, calendar, AI-powered reminders) AI-driven Time Tracking (like Timely/Hubstaff, auto-linked to projects and email) CRM and Sales Pipeline Client Portal (white-labeled, with live updates, documents, payments, reports) Proposal and Contract Management (DocuSign/PandaDoc integration) Billing and Invoicing (QuickBooks, Stripe, PayPal integrations) Scheduling System (Calendly-style with Zoom/RingCentral integration) Internal Communications (chat, email logging, VOIP integration) HR and Payroll Integrations (Justworks, Gusto, Wise) Reporting and Analytics (operational, financial, productivity, AI-enhanced) Security: SSO, 2FA, role-based permissions API and Integration layer (Dropbox, Microsoft 365, Google Calendar, Zoom, etc.) Tech Stack Preference (open to recommendation): Frontend: React / Next.js Backend: Node.js or Python (FastAPI), PostgreSQL or Firebase/Supabase Infrastructure: AWS/GCP, scalable architecture, containerized (Docker) AI Layer: OpenAI, LangChain or similar for automation and insights Ideal Candidate/Team: Proven experience building complex, modular SaaS platforms Experience with payment, VOIP, calendar, and e-sign integrations Comfortable working with API documentation and building integration layers Ability to implement robust security (SSO, 2FA, audit logs) Excellent UI/UX sensibility — this platform must feel modern and intuitive Bonus: Experience with white-labeled/multi-tenant SaaS products Scope: Initial MVP to cover Phase 1 (CRM, Project Mgmt, Time Tracking, Billing, Portal) Ongoing long-term enhancements for HR, AI, analytics, referral systems To Apply, Please Include: Examples of similar platforms you've built Your recommended tech stack Timeline estimate for MVP build Any questions you’d ask before starting