EarnIn

Senior Platform Engineer

EarnIn
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1 day ago
Mountain View, CA, USASenior

Base Salary

$228k - $279k/yr

Responsibilities

  • Design, build, and operate production AI agents using governed model selection, evaluation, safety, versioning, and testing practices.
  • Implement agentic cloud-infrastructure patterns and mentor less experienced engineers on agentic systems, LLM integration, and prompt engineering.
  • Operate and improve high-availability distributed systems on AWS, including performance, scalability, stability, observability, and automated remediation.
  • Evolve the Cortex developer control plane into an AI-augmented self-service platform for service scaffolding, deployment debugging, issue resolution, and security-policy enforcement.
  • Document agentic architecture and operational procedures, participate in on-call rotations, and use post-mortems to improve reliability and automation.

Requirements

  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
  • 4+ years of experience in cloud infrastructure supporting large-scale, high-availability, customer-facing distributed systems.
  • Experience mentoring junior engineers and leading well-scoped platform initiatives.
  • Hands-on experience building and operating production AI-driven systems and agentic workflows that perform operational tasks.
  • Experience reducing operational toil through agentic AI in at least one meaningful workflow.
  • Strong AWS, Kubernetes, containerized architecture, serverless architecture, infrastructure-as-code, Datadog, observability, Python and/or Go experience.
  • Experience with LLM orchestration frameworks such as LangChain, LlamaIndex, CrewAI, or custom agentic architectures, plus production prompt engineering.
  • Knowledge of security, privacy, compliance, AI governance, model safety, prompt-injection prevention, and data isolation.
  • Preferred experience with Linkerd, Istio, Argo CD, Flux CD, GitHub Actions, Argo Workflows, MLOps, LLMOps, AI alerting, root-cause analysis, and AI security frameworks.

Benefits

  • Base salary is $228,000-$279,000 plus equity and benefits.
  • Hybrid position based in Mountain View requiring in-office work two days per week.
  • The employer supports H-1B and O-1 employer transfers but does not provide new visa sponsorship or consider candidates working under OPT or CPT.

Tech Stack

AnsibleArgo CDAWSDatadogGitHub ActionsGoIstioKubernetesPythonTerraform
EarnIn

About EarnIn

501-1,000 employees

EarnIn builds a mobile app for earned wage access and related financial tools for U.S. workers living paycheck to paycheck. It lets users access a portion of accrued wages before payday, plus features like credit monitoring, automated savings, low-balance alerts, and a debit card, with no mandatory fees or interest. Founded in 2012 and headquartered in Mountain View, California, the privately held company issues certain banking products via Evolve Bank & Trust.

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