Senior Real-Time Conversational AI Platform Engineer

Call Box; Texas; Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Competitive salary

Full benefits

401k with company match

Gym reimbursement

Wellness reimbursement

Reading allowance

Job summary

Call Box is building a high-performance, AI-native engineering organization focused on real-time voice AI solutions for the automotive industry. You will design features, write production code daily, and own live-site health while delivering across speech-to-text, TTS, LLMs, and telephony.

Join an AI-first team that values rapid delivery, observability, and scalable architectures using AWS services, CDK, and modern release pipelines.

Qualifications

• CS degree or demonstrated equivalent depth in algorithms and distributed systems.
• 5+ years building and scaling production systems.
• Expert-level TypeScript and Node.js experience.
• Strong AWS experience (ECS, Lambda, EventBridge, RDS/ElastiCache, SQS, CloudWatch, IAM).
• Infrastructure as code with CDK.
• CI/CD and release automation (semantic-release or equivalent).

Responsibilities

• Own your design, implementation, deployments, and live-site health.
• Write code across the full conversational AI stack: speech-to-text, text-to-speech, LLMs, and telephony.
• Optimize the real-time audio pipeline for low latency and high-quality results.
• Own observability platform end to end: tracing, dashboards, alarms, logs, and cost attribution.
• Design fault-tolerant, scalable systems across modern and legacy components.

Skills

TypeScript

Node.js

AWS

CDK

CI/CD

Postgres

Testing/Observability

Education

CS degree or equivalent

Tools

ECS

Lambda

EventBridge

RDS/ElastiCache

SQS

CloudWatch

IAM

CDK

Job description

Call Box is building a high-performance, AI-native engineering organization focused on real-time voice AI solutions for the automotive industry. You will design features, write production code daily, and own live-site health while delivering across speech-to-text, TTS, LLMs, and telephony.

Join an AI-first team that values rapid delivery, observability, and scalable architectures using AWS services, CDK, and modern release pipelines.