Lead Backend Engineer – AI Services & SaaS Platform

Harnham; United States; On-site; USD 180,000 - 240,000; Full time

Job summary

Harnham is seeking a Lead Backend Engineer - AI Services to build the backend foundation for AI capabilities and to productionize experiments within its SaaS analytics platform.

You will lead AI-oriented backend initiatives, shape architecture, and partner with Data Science to deploy AI pipelines, while ensuring reliability, security, and scalable performance across production systems.

Qualifications

• 15+ years of experience designing and implementing production SaaS applications.
• Strong backend engineering experience with Java.
• Experience designing scalable architectures for AI-enabled applications.
• Experience integrating machine learning and generative AI into commercial products.
• Experience with Linux production environments and CI/CD.

Responsibilities

• Develop and enhance backend services for a SaaS platform with emphasis on scalability and reliability.
• Lead AI-focused platform initiatives from problem definition through architecture and deployment.
• Collaborate with Data Science to productionize AI pipelines.
• Design reusable services and infrastructure for AI capabilities, including model serving and retrieval systems.
• Ensure security, monitoring, and maintainability in production systems.

Skills

Java

Python

FastAPI

MLflow

LangChain

LLM APIs

Vector databases

RAG

Model serving

AWS

Azure

GCP

SQL

CI/CD

Tools

MLflow

LangChain

RAG

LLM APIs

Vector databases

Feature stores

Model serving

Job description

Harnham is seeking a Lead Backend Engineer - AI Services to build the backend foundation for AI capabilities and to productionize experiments within its SaaS analytics platform.

You will lead AI-oriented backend initiatives, shape architecture, and partner with Data Science to deploy AI pipelines, while ensuring reliability, security, and scalable performance across production systems.