Staff Backend Engineer

October 20, 2026

Remote

Lead

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Includes on-call duty

Description

AI-first e-commerce search and discovery platform serving leading global brands. The SABR team owns the top layer of product discovery request processing — autocomplete, search, browse and recommendations — handling up to 15k RPS with public APIs and an MCP layer. The Staff Backend Engineer owns technical direction of services, designs public APIs, mentors engineers and participates in on-call. This is a fully remote full-time role.

Responsibilities

Own the technical direction of one or more services including architecture, performance and reliability
Lead design of new systems and public APIs and the evolution of existing ones as traffic grows
Raise the engineering bar through design and code review and mentor mid and senior engineers
Partner with product, other engineering teams and solutions support to shape what we build
Take part in on-call for the systems you own and lead incident response

Requirements

Substantial experience building and operating high-traffic, low-latency backend services in production
Extensive Python knowledge as the primary language
Experience with observability and performance work in live systems
Experience designing and evolving public APIs that external customers depend on
Experience designing and implementing scalable service-oriented architectures
Track record of leading projects that span multiple engineers and quarters
Influence without authority and willingness to change position with a better argument
Clear written communication including design docs, RFCs and postmortems
Good judgment about trade-offs and scope of work
Comfort with ambiguity and loosely defined problems
Ownership that extends past merge to how the system behaves in production
Nice to have: experience with AWS
Nice to have: background in search, ranking, information retrieval or e-commerce product discovery
Nice to have: exposure to AI/LLM-facing infrastructure such as MCP

Conditions

Full-time employment with a fully remote work format
Unlimited vacation time with encouragement to take at least 3 weeks per year
Fully remote team allowing you to choose where you live
Work from home stipend to set up your home office
Apple laptops provided for new employees
Training and development budget refreshed each year
Maternity and paternity leave for qualified employees
Stock options offered in addition to the base salary
Regular team offsites to connect and collaborate

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