Close
Senior Backend Engineer – Communications (USA Only - 100% Remote)
USA - Remote · Senior
Sponsorship not specifiedDetected 6 days ago
PythonGoRustPostgreSQLRedisRESTKafkaWebSocketsCRMVoIPCommunicationCollaboration
About the role
- the distributed-systems challenges and the AI challenges.
Nice to have
- A seasoned engineer.
- Python is our backbone, but perhaps you've worked across Go, Rust, or TypeScript.
- You pick the right tool for the workload rather than retreating to what you know.
- Deeply experienced with email and calendar platforms.
- IMAP, sync protocols, calendar APIs, and the thousand edge cases of oddly configured enterprise mail servers.
- This is the experience that makes someone successful on this team fastest.
- Fluent in real-time and async distributed systems.
- WebRTC, WebSockets, queues, streaming.
Skills
- Python, Twilio, WebRTC, WebSockets, AssemblyAI, ElevenLabs, Kafka, Redis, PostgreSQL, MongoDB.
- No BS - Practice transparency and honesty, especially when it's hard
- Discipline equals freedom - Keep your word to yourself and others
- Strive for greatness - Constantly challenge yourself and others
- Listen to our CEO and Founder, Steli Efti, tell the story of Close's journey in the $0-30m Blueprint https://www.close.com/blueprint.
- Explore our product.
- Check out a demo https://www.close.com/demo-site!
- Applications that read as fully AI-generated will not be considered.
This listing is sourced directly from Close's careers page and normalized into a canonical job model.