Staff Software Engineer, Backend Platform

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Staff Software Engineer, Backend Platform in USA

Harvey
Full time
Email

USA
10/21/2026
Report

San Francisco, CA

Responsibilities

Develop and maintain internal backend frameworks and libraries for API routing, service lifecycle management, caching, messaging, error handling, authorization, and streaming.
Create APIs, service templates, and versioned interfaces that establish consistent patterns for services and features.
Advance asynchronous I/O and streaming data processing architectures for improved performance and scalability.
Design platform abstractions for data governance, event processing, retrieval, context handling, and prompt lifecycle management.
Build tracing, metrics, and automated testing into the platform to improve reliability and observability.
Collaborate with Model Infrastructure on high-throughput model inference and streaming or long-running API interactions.
Work with Developer Experience and Infrastructure teams to integrate platform components with deployment and monitoring systems.
Partner with product engineering teams to gather feedback, promote best practices, and provide documented paved-road defaults.

Requirements

8+ years of software engineering experience, including scalable backend systems or internal developer platforms.
Proficiency in Python or similar languages and deep knowledge of APIs, data stores, concurrency, and distributed systems.
Hands-on experience with web frameworks and service architectures such as Flask, FastAPI, bounded-context services, or microservices.
Experience designing clean, versioned APIs and using caching, messaging, database, and vector database technologies effectively.
Track record of writing high-quality, well-tested code and using unit or integration testing and static typing to ensure reliability.
Strong problem-solving, developer-experience, collaboration, and communication skills.
Experience contributing to or maintaining internal libraries or frameworks is preferred.

Salary: $231k - $325k/yr

Harvey

Harvey is domain-specific AI for legal and professional services. Adopted by Fortune 500 companies like AT&T, Verizon, Cox, Koch, KKR, Bridgewater, more than 100,000 lawyers across 2,400+ customers in 70 countries and over 75% of AmLaw 100 law firms rely on Harvey to advance legal expertise faste...

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