Backend Engineers, Sr. Software Engineer (Marketing) at Close
Core
Building backend systems for a CRM and AI agent platform, plus marketing site infrastructure.
Role type
Senior Backend Engineer (Marketing)
Builds
CRM features, AI agent infrastructure, and marketing site tools
Domain
SaaS CRM, AI Agents, Marketing Technology
Deliverable
production ML models
Required skills
Python, Flask, FastAPI, MongoDB, PostgreSQL, Elasticsearch, LLM integration, SEO, performance optimization, analytics integration
Preferred skills
MCP agent experience, Segment/Amplitude-style analytics, Astro, Sanity, Vercel
Technologies
Python, Flask, FastAPI, MongoDB, PostgreSQL, Elasticsearch, Astro, Sanity, Vercel, Segment, Amplitude
Responsibilities
Design and implement backend services for CRM and AI agent features; optimize marketing site performance and SEO; build tools to enable marketing team autonomy; integrate analytics and conversion tracking
Seniority
Senior, hands-on IC
