Senior Platform Engineer

Job Summary

We are seeking a Senior Platform Engineer to join our team at EarnIn. As a Senior Platform Engineer, you will design, build, and operate the agentic systems and core infrastructure that power our platform.

Responsibilities

• Design, build, and operate AI agents in production, following established governance patterns for model selection, evaluation, and safety.
• Implement agentic patterns for cloud infrastructure, applying and refining team best practices for production AI agents.
• Operate and improve high-availability distributed systems on AWS, identifying and resolving performance, scalability, and stability issues.
• Contribute to the evolution of our developer control plane (Cortex) as an AI-augmented self-service platform.
• Document agentic architecture, best practices, and operational procedures for the systems you build.

Requirements

• Bachelor's or Master's degree in Computer Science, Engineering, or related field.
• 4+ years in cloud infrastructure, working on large-scale, high-availability, customer-facing distributed systems.
• Experience mentoring junior engineers and leading well-scoped platform initiatives within your team.
• Hands-on experience building and operating AI-driven systems in production, including agentic workflows that perform operational tasks.
• Strong working knowledge of AWS (EKS, Lambda, Bedrock, etc.) and experience with containerized and serverless architectures.
• Solid expertise in Kubernetes at scale and ability to implement complex, resilient solutions.
• Strong knowledge of infrastructure-as-code tools (Terraform, Ansible) and experience applying both traditional IaC and agentic automation.

Benefits

The base salary range for this full-time position is $228,000-$279,000, plus equity and benefits. This is a hybrid position in Mountain View (Headquarters) and will require in-office work 2 days a week.