Bilingual Backend Engineer for AI Gateway (KR/EN)

Crystal Equation Corporation; Plano (TX); On-site; USD 76,000 - 83,000; Full time

Benefits offered by this job

Paid time off

Medical/dental/vision insurance

401K

Parental leave

Job summary

Crystal Equation Corporation is building an AI Gateway in Plano, TX. You will own the full stack lifecycle of the gateway, from core Python API service design to containerization, deployment, monitoring, and day-to-day operations.

You’ll work solo on production code, tests, CI/CD, and production operations with autonomy. Seeking ~5 years of backend experience, deep Async Python with FastAPI, and solid knowledge of HTTP protocols, streaming, and database messaging systems.

Qualifications

• Around 5 years of professional backend development experience building and operating production-grade services.
• Async Python & Core Web Frameworks (3+ yrs): FastAPI with Pydantic, DI, OpenAPI.
• Network Protocol & Streaming: HTTP/1.1/HTTP/2, SSE, chunked transfer for real-time inference streaming.
• Database & Async Messaging: PostgreSQL with PgBouncer; Redis Streams/RabbitMQ/Kafka for decoupled tasks.
• Containerization & CI/CD: Docker, Kubernetes, GitHub Actions/GitLab CI.

Responsibilities

• Own the full stack lifecycle of the AI gateway from core Python API service design to deployment and operations.
• Develop and maintain production-grade code, testing, CI/CD pipelines, and monitoring.
• Collaborate with security teams on architecture reviews while keeping most code and ops in your control.

Skills

Backend development

Async Python

FastAPI

PostgreSQL

Docker

Kubernetes

CI/CD

GitHub Actions

PgBouncer

Redis Streams

RabbitMQ

Kafka

NGINX

Envoy

Terraform

Tools

PgBouncer

Redis Streams

RabbitMQ

Kafka

NGINX

Envoy

Terraform

Job description

Crystal Equation Corporation is building an AI Gateway in Plano, TX. You will own the full stack lifecycle of the gateway, from core Python API service design to containerization, deployment, monitoring, and day-to-day operations.

You’ll work solo on production code, tests, CI/CD, and production operations with autonomy. Seeking ~5 years of backend experience, deep Async Python with FastAPI, and solid knowledge of HTTP protocols, streaming, and database messaging systems.