Our client is a well-funded, early-stage startup solving one of the most critical challenges in the AI industry: ensuring AI applications are safe, reliable, and ready for production. They are building a platform that provides best-in-class tools for evaluation, testing, and continuous improvement of AI models.

Founded in 2024, the company is already working with leading AI labs like OpenAI and Anthropic, as well as other major enterprises. Their team is composed of top talent from companies like Datadog, Citadel, and McKinsey, and they are backed by founders and executives from tech powerhouses such as Google, Stripe, and Databricks.

Our client is seeking a talented Full-Stack Software Engineer to build their AI reliability platform. In this role, you will have a direct impact on how AI is tested, verified, and deployed across the industry. You'll own the end-to-end development of new features, from designing user-facing workflows to creating reusable frontend components and visualizations for complex concepts.

You will also have the unique opportunity to:

• Collaborate directly with the research team on safe AI tooling.
• Interface with customers to design intuitive workflows and guide them in evaluation methodologies.

Requirements

Join our client's team as a Founding Engineer and help them to transform how companies hire tech talent. They are building assessment tools that simulate real technical interviews, and you'll be a key player in scaling their platform during a period of rapid growth. You'll work directly with their core team in NYC, taking ownership of projects and shipping features that directly impact how staffing firms evaluate and place technical talent. This is a chance to do more than just code, it's an opportunity to shape the future of our product from concept to completion.

Requirements

• Experience building and shipping full-stack web applications in a production environment.

• A strong foundation in React, TypeScript/JavaScript, and SQL.
• An interest in or experience with LLMs and AI systems is a plus.
• A proven track record of taking ownership and driving projects to the finish line.
• Comfort with ambiguity and the excitement of wearing multiple hats in a fast-paced startup environment.
• A passion for our mission of making technical hiring more equitable and effective.
• Must be able to work on-site in New York

If you're ready to make a significant impact and help us build a better hiring process, we'd love to hear from you.

Benefits

Our client is looking to hire a Founding AI Engineer to build the core of their AI-powered hiring platform. Their tools help companies hire top tech talent by detecting and preventing AI-assisted fraud, while accurately measuring a candidate's genuine skills. You'll be on the front lines of this fight, architecting the systems that analyse candidate behaviour, create dynamic challenges, and deliver insights that outperform traditional interviews.

Requirements

• Experience building production AI systems and LLM-powered applications
• Strong foundation in RAG architectures, prompt engineering, and AI pipeline design
• Hands-on experience with model context protocols (MCP) and orchestrating complex AI workflows
• Track record of implementing AI solutions that scale to thousands of concurrent users
• Deep understanding of embedding systems, vector databases, and retrieval optimization
• Comfort working across the entire AI stack – from infrastructure to application layer
• Excitement about pioneering new approaches to AI-powered evaluation and fraud detection

• Must be able to work on-site in New York

If you're ready to make a significant impact and help us build a better hiring process, we'd love to hear from you.

Benefits