LeadExec API Integration Developer (Lead Posting, Ping/Post, Call Leads) We are looking for an experienced backend/API developer to implement a full LeadExec lead receiver integration. This is not a basic webhook job. You must have real experience with lead distribution platforms, ping/post logic, and handling async responses, offers, and delivery status. Experience needed with the following software: 1. clickpointsoftware.com 2. leadbyte.co.uk 3. leadprosper.io You will integrate multiple LeadExec endpoints including: - Standard lead submission - Ping > Post (Inbound PING & Inbound Post) - Call leads & call transfer leads - Offer handling (1-to-1 consent) - Duplicate checks - Lead status & delivery results - Offer acceptance callbacks Scope of Work: - Implement LeadExec v2 API endpoints: /v2/insert/general, /v2/insert/ping, /v2/insert/transfer, /v2/insert/calldata, /v2/update, /v2/duplicatecheck - Handle async callbacks, orderIds, offerIds, sendDelay, noSell flags, duplicate checks, delivery status, and failure states - PHP based development - scalable, secure with REST/JSON/webhook integration - Full logging and reusable architecture Skills Required: API Development, Twilio API, RESTful Architecture, API Documentation, PHP, Backend Development