Principal Engineer

Ironclad is the leading AI contracting platform that transforms agreements into assets. Contracts move faster, insights surface instantly, and agents push work forward, all with you in control. Whether you’re buying or selling, Ironclad unifies the entire process on one intelligent platform, providing leaders with the visibility they need to stay one step ahead. That’s why the world’s most transformative organizations, from Rivian to the World Health Organization and the Associated Press, trust Ironclad to accelerate their business.

As a Principal Engineer at Ironclad, you'll work cross-functionally to identify business problems and architect, build, and verify solutions. You'll architect and evolve a platform that lets lawyers scale themselves and their businesses 100x more effectively, with AI at the core. At Ironclad, we’ve built a product that brings a two thousand year old profession into the digital age, and you’ll play a pivotal role in driving the foundation forward by building the next wave of AI-powered contract intelligence features and the platform capabilities that support them.

We seek an experienced principal engineer with strong coding fundamentals, deep platform architecture experience, and a track record of shipping high quality AI-powered products. We work in a highly collaborative environment, and strive to foster a positive, inclusive culture and offer remote work flexibility. If you’d like to join us on our mission to build the product that legal teams love, let’s talk!

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  Collaborate cross functionally with product managers, designers, and other engineers to spec, design, architect and build features and systems.

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  Own and evolve core platform architecture (service boundaries, data models, multi-tenant scale, reliability) to support AI capabilities safely and efficiently across our product surface area.

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  Partner with quality engineers to define, build and maintain testing strategy.

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  Lead technical discussions, mentor and provide thoughtful feedback to other engineers on the team.

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  Grow the team by interviewing and recruiting talented engineers to Ironclad.

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  Work on a modern stack built upon: TypeScript, ReactJS, Node.js, Java, and Docker containers in Kubernetes on Google Cloud Platform (experience with these specific technologies not required).

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  Build AI solutions and apply AI tools and features (e.g., LLMs, retrieval-augmented generation, semantic search, and classification) to power the future of contract intelligence.

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  Drive end-to-end delivery of AI-powered product experiences, from problem definition and experimentation to reliable, scalable production systems.

• At least 10+ years of software experience architecting, building, launching and maintaining complex systems (a formal degree is not required, we are prioritizing industry experience).

• Experience operating at a Principal , with a track record of driving technical strategy and architectural evolution across entire organizations.

• Demonstrated leadership across teams and a drive towards improving overall technical architecture and achieving company-wide goals.

• Deep experience designing and evolving large-scale, distributed SaaS or platform architectures (e.g., multi-tenant systems, event-driven systems, or data platforms).

• Passion for software engineering to build and ship great product.

• Experience in building AI applications and shipping AI-powered product features to production (ideally including LLM integration, retrieval, experimentation, and measurement).

• Hands-on experience shipping valuable products to production with real user feedback.

• A high bar for quality.

• Strong cross-team communication and collaboration skills.

• Alignment with Ironclad’s values: drive, intent, integrity, and empathy.

The base salary range represents the minimum and maximum of the salary range for this position based at our San Francisco headquarters. The actual base salary offered for this position will depend on numerous factors, including individual proficiency, anticipated performance, and the location of the selected candidate. Our base salary is just one component of Ironclad’s competitive total rewards package, which also includes equity awards (a new hire grant, along with opportunities for additional awards throughout your tenure), competitive health and wellness benefits, and a commitment to career growth and development.