CareerPlan

Staff Software Engineer - Experimentation Platform

San Francisco, California, United StatesFull-time$150k–$200k2026-10-19 → 2026-11-10
Hybrid

Core

Lead the architecture, integration, and adoption of a company-wide experimentation platform to enable rapid iteration and feature testing across product and engineering teams.

Role type

Staff Software Engineer (Platform/Infrastructure)

Builds

Shared experimentation platform, high-performance TypeScript APIs, and foundational services for the marketplace.

Domain

Marketplace / Experimentation Platform / Backend Infrastructure

Required skills

Modern API design, Experimentation & feature flagging platforms, AI-assisted software development, TypeScript, Scalable architecture, CI/CD pipelines, Containerized environments

Preferred skills

Ruby on Rails, Event-driven architectures, Cloud infrastructure (AWS), Infrastructure as code, Container orchestration (Kubernetes), Relational and key-value datastores, Backend-for-Frontend (BFF) design patterns

Responsibilities

Lead architecture and integration of the experimentation platform, Design and maintain robust TypeScript-based APIs, Propose and drive improvements to platform performance and reliability, Guide and mentor engineers on best practices, Partner with leadership to establish a unified experimentation strategy, Advise senior leadership on platform capabilities and strategic initiatives

Seniority

Staff, hands-on IC with mentorship