Skip to content
CodeRabbitCodeRabbitSan Francisco, CA

Software Engineer - Backend

Builds scalable backend services, APIs, and distributed systems for AI-driven code review tools. Requires 3-5 years experience with TypeScript/Node.js, cloud platforms, containerization, and integrating ML models into agent-based systems.

145k – 175k/yr
Hybrid3+ YOEBackend Engineering

About the role

Responsibilities

  • Architect and build scalable backend services, APIs, and distributed systems
  • Collaborate with ML engineers to integrate models into agent-based systems and AI products involving autonomous or task-driven agents
  • Guide junior engineers through mentorship and technical reviews
  • Own architectural decisions in new product features
  • Ensure reliability, performance, and security across systems
  • Contribute to an engineering culture of speed, quality, and pragmatic innovation

Qualifications

Education: Degree in Computer Science, Engineering, Artificial Intelligence, or a related technical field, or equivalent practical experience

Experience: 3 - 5 years of experience building backend systems and distributed infrastructure

Technical Expertise: Fluency in TypeScript and Node.js, or a similar modern backend stack; experience with microservices, async job queues, and event-driven architectures

Systems Thinking: Familiarity with cloud platforms (AWS/GCP), containerization (Docker/Kubernetes), CI/CD pipelines, devops tooling, runtime infrastructure, and production observability

Engineering Craft: Strong understanding of software engineering best practices, including testing, code reviews, and version control workflows

Product Mindset: Thoughtful about trade-offs, user experience, and fast iteration

Team Leadership: Willing to mentor, lead by example, and influence technical direction without being a pure manager

Bonus Points

  • Experience with code search, code graphs, tree-sitter, or static analysis tools, and an understanding of how to apply them in real-world engineering environments
  • Experience integrating AI/LLM-based systems into product workflows
  • Contributions to open-source or community projects
  • Experience designing or implementing agent-based systems or AI products involving autonomous or task-driven agents

Skills

TypeScriptNode.jsAWSGCPDockerKubernetesMicroservicesAsync Job QueuesEvent-Driven ArchitecturesCI/CDLLMsTree-Sitter
Zoox

Software Engineer - Ride and Fleet Services

ZooxSan Diego, CA +2

Design and implement scalable robotaxi dispatch and optimization services using Java/Kotlin, operational research algorithms, and simulation models.

145k – 219k/yr
HybridBackend Engineering
PrizePicks

Software Engineer III (Ruby on Rails) (Marketing Technology)

PrizePicksUnited States

Builds and owns Ruby on Rails backend services for marketing technology, including CDP integrations and marketing automation. Requires 3-5 years experience with Rails, PostgreSQL, APIs, and martech tools like Braze; guides juniors and collaborates cross-functionally.

145k – 155k/yr
Remote3+ YOEBackend Engineering
Zoo

CAD Graphics Engine Software Engineer

ZooLos Angeles, CA

Develops and optimizes CAD graphics engine features including B-Rep modeling algorithms, GPU-accelerated rendering, and performance analysis using C++, Vulkan/OpenGL, and CUDA. Requires substantial 3D graphics experience and CAD software familiarity.

145k – 195k/yr
RemoteBackend Engineering
Launchdarkly

Backend Engineer, Flag Delivery

LaunchdarklyUnited States

Backend engineer building and operating real-time flag delivery services at scale. Requires 5+ years production backend experience, strong Go/Java/Rust skills, distributed systems knowledge, and demonstrated AI fluency in engineering work.

146k – 235k/yr
Remote5+ YOEBackend Engineering
Launchdarkly

SDK Software Engineer, AI

LaunchdarklySan Francisco, CA +12

Builds and maintains feature-rich open-source AI SDKs in Python and TypeScript for GenAI feature control, monitoring, and optimization. Requires 5+ years experience with these languages, AI SDK familiarity, strong testing skills, and open-source contributions.

146k – 235k/yr
Remote5+ YOEBackend Engineering