Senior AI Platform Engineer

Lightbox; United States; On-site; USD 150,000 - 190,000; Full time

Job summary

LightBox, a leading provider of data and workflow solutions for CRE and location intelligence, seeks a Senior Engineer - AI Platform to build self-service infrastructure and developer-facing tooling. You will connect proprietary CRE data, AI models, and production apps to enable scalable AI capabilities.

You will design API gateways, model routing, and observability, collaborate with ML engineers, and own features end-to-end from design through deployment.

Qualifications

• 6+ years of software engineering experience with full-stack focus.
• Production APIs, microservices, and platform infra in Python and/or TS/Node.js.
• Cloud infra experience AWS or GCP; containerization and CI/CD.
• Experience building developer-facing tools or internal platforms.
• Familiar with LLM integration patterns and retrieval augmented generation.
• Strong distributed systems, data modeling, and API design.
• Autonomy in small teams and end-to-end ownership.

Responsibilities

• Design and implement API gateways, model routing layers, and service infrastructure that connect fine-tuned CRE models with production applications.
• Develop internal developer tooling - prompt management interfaces, evaluation dashboards, trace viewers - that accelerate the team's ability to ship and iterate on AI features.
• Implement integration patterns for embedding AI capabilities into LightBox's existing workflow applications, ensuring seamless user experiences.
• Build observability and monitoring infrastructure for AI workloads: latency tracking, quality metrics, cost attribution, and usage analytics.
• Contribute to the platform's knowledge retrieval and caching layers, optimizing for both accuracy and performance at scale.
• Collaborate with ML engineers on model serving infrastructure, helping bridge the gap between training outputs and production deployment.
• Participate in architecture decisions and technical design reviews, bringing a pragmatic full-stack perspective to the team's work.

Skills

Full-stack

Python

TypeScript

Node.js

AWS

GCP

Docker

Kubernetes

API design

LLM integration

Observability

Distributed systems

Tools

Docker

Kubernetes

CI/CD

Job description

LightBox, a leading provider of data and workflow solutions for CRE and location intelligence, seeks a Senior Engineer - AI Platform to build self-service infrastructure and developer-facing tooling. You will connect proprietary CRE data, AI models, and production apps to enable scalable AI capabilities.

You will design API gateways, model routing, and observability, collaborate with ML engineers, and own features end-to-end from design through deployment.