Senior Platform Engineer - AI Infra & Developer Tools

Moloco; Seattle (WA); On-site; USD 140,000 - 210,000; Full time

Job summary

Moloco is seeking a Senior Software Engineer to join the Common Infrastructure team. You will design and build foundational platforms and developer tooling that scale Moloco Ads and AI workloads across multiple services.

You'll own end-to-end infrastructure problems, collaborating across platform engineering, developer experience, and security, while delivering robust, scalable systems and enabling teams to deploy with confidence.

Qualifications

• BS in Computer Science or related field
• 5+ years of hands-on software development experience
• Fluency in at least one modern language (Go, Java, Rust, Python)
• Experience designing large-scale, low-latency systems
• Experience with cloud-native technologies (Kubernetes, data processing stacks)
• Ability to lead projects and collaborate across teams

Responsibilities

• Build and extend foundational platforms and developer tooling
• Improve scalability, reliability, security, and cost efficiency of infrastructure
• Lead infrastructure projects and collaborate with engineers across Moloco
• Shape AI infrastructure approaches for safe, compliant workloads
• Establish safe defaults, guardrails, and best practices across teams
• Mentor engineers and improve software design and implementation

Skills

Go

Java

Rust

Python

Education

BS in Computer Science

Tools

Kubernetes

Airflow

Dataflow

Spark

Redis

BigTable

CI/CD

GitHub

Jenkins

Job description

Moloco is seeking a Senior Software Engineer to join the Common Infrastructure team. You will design and build foundational platforms and developer tooling that scale Moloco Ads and AI workloads across multiple services.

You'll own end-to-end infrastructure problems, collaborating across platform engineering, developer experience, and security, while delivering robust, scalable systems and enabling teams to deploy with confidence.