Why This Job is Featured on The SaaS Jobs
This Senior Backend Engineer role is featured because it sits at a recognisable frontier in SaaS: product engineering for an enterprise platform that applies agentic AI to high-stakes professional workflows. The listing signals a company operating at meaningful scale (hundreds of customers across many countries) while still building core platform capabilities—an intersection that tends to produce consequential backend problems rather than incremental feature work.
From a SaaS career standpoint, the remit points to durable, cross-company skills: designing systems that support multiple product lines, building retrieval and data pipelines over very large corpora, and operating compute-intensive infrastructure across regions. Work that touches security expectations for sensitive domains and evaluation frameworks for LLM-driven functionality also translates well across modern B2B SaaS, where reliability, governance, and measurable model performance increasingly shape product credibility.
The role fits engineers who prefer owning substantial backend initiatives and collaborating closely with non-engineering functions to ship customer-facing outcomes. It will likely suit someone comfortable navigating ambiguity in platform building, and who wants their next step to deepen expertise in scalable systems, AI-adjacent architecture, and enterprise-grade operational constraints.
The section above is editorial commentary from The SaaS Jobs, provided to help SaaS professionals understand the role in a broader industry context.
Job Description
Why Harvey
At Harvey, we’re transforming how legal and professional services operate — not incrementally, but end-to-end. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re 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 700+ customers in 58+ countries, strong product-market fit, and world-class investor support, we’re 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 is sharp, motivated, and deeply committed to the mission. We move fast, operate with intensity, and take real ownership of the problems we tackle — from early thinking to long-term outcomes. We stay close to our customers — from leadership to engineers — and work together to solve real problems with urgency and care. If you thrive in ambiguity, push for excellence, and want to help shape the future of work alongside others who raise the bar, we invite you to build with us.
At Harvey, the future of professional services is being written today — and we’re just getting started.
Role Overview
As a Backend Software Engineer on the Product Engineering team at Harvey, you will own and lead engineering projects across our various product lines. You will work closely with our AI, Legal, and GTM teams to build secure systems that deliver value to our customers. We are looking for individuals who have worked across the stack on incredible products across consumer, enterprise, and various industries and who are excited about building the future of application layer and genAI products.
This role is based in San Francisco, CA. We use an in-person work model and offer relocation assistance to new employees.
What You'll Do
Retrieval over peta-byte scale documents
Organizational-level interfaces to collaborate with AI
Managing dedicated GPU capacity across 5+ regions
1000-step planning agents that help take companies public
Government-level security for the world's most sensitive matters
Evaluating LLMs across a 10k+ leaf taxonomy of tasks
Internet-scale data collection from over 50+ jurisdictions
What You Have
5+ years (post-BS/MS) of backend-focused software engineering experience on product-centric teams
Track record of building fast-growing SaaS products by leveraging PWA technologies
Track record of shipping highly intuitive products, strong attention to detail
Experience building backend platforms that can support multiple product lines
Strong programming skills and general Computer Science knowledge
Grit - experience working at early-stage startups is a plus
Compensation Range
$200,000 - $260,000 USD
Please find our CA applicant privacy notice here.
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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 accommodations@harvey.ai
