Why Harvey

At Harvey were transforming how legal and professional services operate. By combining frontier agentic AI an enterprise-grade platform and deep domain expertise were reshaping how critical knowledge work gets done for decades to come.

This is a rare chance to help build a generational company at a true inflection point. With 1500 customers in 60 countries strong product-market fit and world-class investor support were scaling fast and defining a new category in real time. The work is ambitious the bar is high and the opportunity for growth personal professional and financial is unmatched.

Our team moves fast takes ownership and is deeply committed to the mission operating with intensity staying close to our customers and pushing each other for excellence. We live by three values: Decisiveness Simplicity and Jobs Not Finished. We act quickly on clear judgment over perfect information we believe simplicity is what scales and were never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive wed love to build with you.

At Harvey the future of professional services is being written today and were just getting started.

Role Overview

As a Software Engineer Agents youll build the systems that make our AI agents indispensable to legal professionals.

You will design environments and actions for agentic professional work make model selection decisions manage context windows create optimal tools and develop evals that enable faster iteration loops to unlock new capabilities.

Were looking for engineers and researchers who are immersed in the space driven to ship impactful products and are experienced in using practical evaluations to drive task completion quality and customer delight.

Representative Projects

• Save weeks of effort on high pressure M&A deals by automating information requests and diligence checks across hundreds of thousands of files with retrieval and file editing agents.

• Dramatically speed up deal turnaround speed by improving the latency and quality of agents on applying a standard legal playbook to contracts.

• Ensure that our clients win their complex data-hungry litigation cases by optimizing our multi-source retrieval agents.

• Enable board-ready PowerPoint generation by tuning the harness and libraries for coding agents.

What Youll Do

• Partner with customers and PMs to understand legal workflows design practical evaluations that capture what excellent means and ship agents that get the job done.

• Optimize agent performance through prompt engineering model selection tool design skill writing context window management and eval harness development.

• Work with our model infra team to design and implement infrastructure for low-latency agent execution including caching strategies parallel tool calls or subagent patterns.

• Improve our observability and instrumentation to profile agent behavior identify bottlenecks and drive optimization decisions.

• Stay current on new developments in agentic systems and bring those learnings back to the products we build.

What You Have

• Passion for building effective domain-specific agents.

• Iterative mindset: you develop proof of concepts make decisions quickly and ship v0s.

• Comfortable with when and how to use evaluations to drive quality.

• Humble and adaptable about code and frameworks. We expect you to drive adoption of new best practices as they develop.

• 5-8 years (post-BS/MS) of software engineering experience.

• We are hiring for this role across Mid Senior and Staff levels.

• Proficiency in Python and experience working with LLM APIs and agent frameworks.

• Experience with shipping user-facing products either on the backend or full-stack.

Compensation Range

$193400 - $290000 USD

Depending on your location an Applicant Privacy Notice may apply to you. You can find all of our Applicant Privacy Notices here.

#LI-BB1

Harvey is an equal opportunity employer and does not discriminate on the basis of race gender sexual orientation gender identity/expression national origin disability age genetic information veteran status marital status pregnancy or related condition or any other basis protected by law.

We are committed to providing reasonable accommodations to applicants with disabilities and requests can be made by emailing

Required Experience:

Senior IC