Software Engineer building and scaling Yelp's telecom platform utilizing AI. Working on Twilio Flex and AWS, developing voice bots and backend services.
Responsibilities
Build and scale Voice AI infrastructure: LLM-powered voice bots, real-time call transcription, and AI-generated call summaries using LiveKit, OpenAI, Deepgram, and Cartesia
Develop custom Twilio Flex plugins (React/Node.js) that sales and CS reps use every day: autodialers, call controls, admin dashboards, CRM integrations
Build backend services and APIs using Node.js, AWS Lambda, and DynamoDB that handle call routing, task management, and Salesforce reporting
Manage cloud infrastructure with Terraform, Terragrunt, and Atlantis across Twilio and AWS environments
Build new messaging capabilities (SMS, RCS) within Twilio Flex for customer communication
Work closely with business partners across Sales, Customer Success, Collections, and Product to scope and deliver features that drive revenue
Help keep the platform reliable through lightweight on-call/on-point rotations (production incidents are rare and the platform is stable)
Requirements
Interest in or experience with AI/ML, especially conversational AI, voice technologies, or LLMs
Strong experience with JavaScript/TypeScript and modern web development (React, Node.js)
Experience building and running applications on AWS (Lambda, DynamoDB, S3, API Gateway, or similar services)
Familiarity with infrastructure-as-code, ideally Terraform
Comfortable working across the full stack: frontend, backend, and cloud infrastructure
Good at debugging and working through problems across distributed systems that span multiple platforms
Clear communicator who can work well with both engineers and non-technical business partners.
Benefits
There may be flexibility with the range included in this posting should a candidate be leveled higher or lower than the posted range.
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