Software Engineering Intern

July 7, 2025
$125000 / year

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Job Description

About Haize Labs:

Haize Labs focuses on moving LLM (Large Language Model) applications from proof-of-concept (POC) to production by rigorously, proactively, and continuously fuzz-testing them to eliminate risks and improve reliability. The company was founded in 2024.

They provide best-in-class tooling for evaluation, dynamic testing, red-teaming, observability, and continuous robustification. Their clients include OpenAI, Anthropic, and AI21, among others. The company is backed and advised by founders of Cognition, Hugging Face, Weights and Biases, Nous, Etched, Okta, Replit and C-suite execs from Google, Stripe, Databricks, Robinhood, and more.

Job Description: Software Engineering Intern

Haize Labs is seeking Software Engineering Interns to help develop their reliability platform. The internship focuses on:

Data-efficient alignment of evaluation models
Dynamic testing of AI applications
Observability and anomaly detection
Discrete optimization (with applications in architecture search and automated prompting)

As an intern, you will contribute to developing net-new primitives, frameworks, and algorithms for robust LLM applications. Your work will directly influence how LLM apps are tested, verified, and deployed.

Responsibilities include:

• Working directly with customers to adapt core R&D for different domains.
• Building out core infrastructure, cloud tooling, and UX around our algorithms.
• Shipping tools used by AI application developers across the world.

Qualifications:

• High-agency, customer-centric full-stack experience, e.g., ex-founder or ex-founding engineer.
• Strong open-source presence or a strong track record of software engineering projects and employment.
• Experience with ML in an applied setting.
• Ability to quickly understand the company’s research.