Full Stack Developer Social Media Integration & Automation for CRM (React + Node.js)

Project Scope Social Media Integration - Platforms to integrate: Facebook/Instagram (Meta Business API), Twitter/X, TikTok, and optionally LinkedIn - Connect/manage social media accounts per business (OAuth flows) - Publish posts to multiple platforms from within the CRM (text, images, video) - Post scheduling and calendar view - Inbox/unified feed — view and reply to comments, DMs, and mentions from the CRM - Basic analytics dashboard (reach, engagement, followers) per platform - Lead capture from social interactions (auto-create leads from DMs/comments) Marketing Automation - Visual workflow builder — drag-and-drop automation canvas (triggers → conditions → actions) - Triggers: New lead, form submission, status change, email opened/replied, social DM received, tag added, score threshold reached, date-based (birthday, anniversary) - Conditions/Filters: If/else branching based on lead fields, tags, score, engagement history, time delays (wait X hours/days) - Actions: Send email (from templates), send SMS, assign to team member, update lead status/tags/score, add to drip sequence, post to social media, send DM, create task, webhook (notify external tools) - Templates: Pre-built automation recipes (e.g., "Welcome new lead", "Re-engage cold leads", "Post-trial follow-up") - Automation analytics — track how many leads entered, converted, dropped off at each step - Ability to pause/resume/clone automations Our Existing Stack - Frontend: React 18 + TypeScript + Vite + Tailwind CSS + React Query - Backend: Express + TypeScript + TypeORM + PostgreSQL - Storage: S3-compatible (Cloudflare R2) - Auth: JWT with role-based access (admin + members) - Existing integrations: SendGrid (email), Twilio (SMS), drip sequences, email templates, lead scoring Requirements - 3+ years experience with React + Node.js/TypeScript - Hands-on experience with Meta Business API / Graph API (Facebook & Instagram) - Experience building visual workflow/automation builders (node-based editors like React Flow, or similar) - Experience with OAuth 2.0 flows and managing API tokens/refresh cycles - Familiarity with at least one other social platform API (Twitter, TikTok, LinkedIn) - Experience with background job processing (Bull/BullMQ, Agenda, or similar queue systems) - Experience with PostgreSQL and an ORM (TypeORM preferred) - Clean, production-quality code with proper error handling - Good communication and ability to work async Nice to Have - Experience with webhook-based real-time updates from social platforms - Knowledge of rate limiting and API quota management - Experience with media upload/processing pipelines - Previous CRM, marketing automation, or tools like HubSpot/ActiveCampaign/GoHighLevel - Experience with cron-based scheduling and delayed job execution Engagement - Fixed price or hourly (open to discuss) - Phase 1: Social media integration (start with Meta/Facebook+Instagram) - Phase 2: Automation workflow builder - Must be comfortable working with an existing codebase - Access to a private GitHub repo will be provided