Senior Software Engineer, Backend

Key Responsibilities

• Build foundational architecture for Retell's platform, such as prompt orchestration, testing frameworks, observability dashboards, and telephony integrations.
• Design scalable backend systems and DevOps workflows for reliable performance across millions of calls.
• Lead complex projects from architecture to production, driving delivery and monitoring.
• Collaborate with product and design teams to create intuitive APIs and interfaces for quick customer onboarding.
• Support customer onboarding, troubleshoot issues, and turn feedback into product improvements.

Requirements

• 2+ years of backend development experience and a strong foundation in CS fundamentals (CS/CE/EE degree or equivalent).
• Worked on scalable, high-performance backend systems — especially involving concurrency, data, storage, or distributed components.
• Take ownership like a founder and enjoy building core systems that need to be fast, reliable, and correct.
• Thrive in fast-moving, ambiguous environments where you learn quickly and solve new technical problems.
• Communicate clearly, collaborate well across teams, and move work forward with momentum.
• Startup experience or the grit to operate in a high-velocity environment — bonus points if you’ve worked on infrastructure, databases, or large-scale backend systems.

Compensation & Benefits

Cash: $200k - $300k
Equity: Offered
Benefits:

• 100% coverage for medical, dental, and vision insurance
• $70/day DoorDash credit
• $200/month wellness reimbursement
• $300/month commuter reimbursement
• $75/month phone bill reimbursement
• $50/month internet reimbursement