Harvey · 17 hours ago
Mid/Senior/Staff Software Engineer, Agents
San Francisco
Full-time
Onsite
Mid, Senior Level, Lead/Staff
$165K/yr - $312K/yr
3+ years expHarvey is transforming how legal and professional services operate with their innovative AI solutions. As a Software Engineer, Agents, you will build systems that enhance the efficiency of AI agents for legal professionals, focusing on optimizing agent performance and improving legal workflows.
Artificial Intelligence (AI)Information TechnologyLegalLegal Tech
Responsibilities
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
Qualification
Required
3+ years (post-BS/MS) of software engineering experience
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
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
Company
Harvey
Harvey provides AI-driven tools to assist legal professionals with research, document review, and contract analysis.
501-1000 employees
H1B Sponsorship
Harvey has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (21)
2024 (6)
2023 (2)
Funding
Current Stage
Late StageTotal Funding
$1.02BKey Investors
Andreessen HorowitzEQT GrowthSequoia Capital
2025-10-30Series F· $160M
2025-10-06Series E· $59M
2025-06-23Series E· $300M
Leadership Team
Winston Weinberg
CEO & Co-Founder
Gabe Pereyra
President & Co-Founder
Recent News
2026-01-24
Business Insider
2026-01-23
Company data provided by crunchbase