Senior Backend Engineer - CRM (USA Only, 100% Remote)

📋 Description Rearchitect the core CRM data model: Rework how leads, contacts, opportunities, and custom objects Make Close genuinely usable by agents: Build the tools and endpoints on top of the MCP foundation Ship AI-native CRM features: Build agentic enrichment, AI-powered data cleaning, richer AI search Keep the hot paths fast: Ensure finding a lead, updating a deal, scanning a pipeline, and running 🎯 Requirements A seasoned engineer: Python is our backbone, but perhaps you've worked across Go, Rust, or Architecturally minded: You've designed systems others built on, planned a migration that couldn't Drawn to data model and retrieval problems: Schemas, relationships, normalization, query design Experienced in search: Elasticsearch especially, and anything adjacent: Lucene internals, query AI-native in production: You've shipped meaningful LLM-backed or agentic features to real users Working with AI in your day-to-day: You use AI tools in your own workflow to ship faster, write 🎁 Benefits Competitive pay plus an organization-wide goal-based bonus Paid Time Off: ~5 weeks of PTO to start. Plus a 1-week all-company Winter Holiday Break and paid US 80% Work Option: Work with your manager to choose between a standard 5-day week or a 4-day week at Parental Leave: Paid leave for primary and secondary caregivers Sabbatical: A 1-month paid sabbatical every 5 years with the team Healthcare (US residents): Two medical plans with Close covering 99% of your premium, plus Dental