Skip to content
KreaKreaSan Francisco, CA

Software Engineer, Backend

Build and operate end-to-end backend systems for AI creative tools, spanning application data layers, ML inference services, APIs, and Kubernetes infrastructure. The role requires production ownership, architectural judgment, and comfort working across the stack; typically 4–8 years of experience is preferred.

Salary not listed
On-site4+ YOEBackend Engineering

About the role

Responsibilities

  • Build and operate backend systems across the SvelteKit application and its Postgres, Redis, and ClickHouse data layers.
  • Develop Python services that run machine-learning inference.
  • Operate Kubernetes clusters across multiple cloud and GPU providers.
  • Own systems end-to-end, from design through production operations.
  • Build durable execution for long-running workflows, including state machines, idempotency, and retry semantics for multi-step inference jobs.
  • Improve the public API with a clean, well-documented API surface and OpenAPI documentation generated from Zod schemas.
  • Build enterprise features such as access-control lists, audit logs, and entitlements.

Requirements

  • Experience owning real production systems end-to-end, including design, monitoring, metrics, and incident response.
  • Typically 4–8 years of experience, with scope and engineering judgment valued over resume tenure.
  • Comfortable working across the stack and adapting to unfamiliar codebases.
  • Able to make architectural decisions for scalable systems.
  • Clear written and verbal communication.
  • Comfortable working independently without extensive product-management direction.

Nice-to-haves

  • GPU or infrastructure experience.
  • Experience running Kubernetes in production.
  • A creative background.

Technology

  • SvelteKit
  • TypeScript
  • Python
  • Postgres and AWS Aurora
  • Redis
  • ClickHouse
  • Docker
  • Kubernetes
  • FluxCD

Compensation and Benefits

  • Competitive compensation with salary and equity packages.
  • 100% of employee health insurance premiums and 99% of dental and vision premiums covered.
  • Health FSA accounts and long-term disability coverage.
  • Flexible paid time off.
  • 401(k) with a 4% company-sponsored match.
  • Covered meals at the office.
  • Covered Uber rides to and from the office.
  • International visa sponsorship where available.

Skills

sveltekitTypeScriptPythonPostgresaws auroraRedisClickHouseDockerKubernetesfluxcdopenapizod
Twilio

Software Engineer - Video

TwilioUnited States

Build and operate highly available, low-latency backend services for Twilio’s Voice Connectivity Trust platform. The role requires Java/JVM experience, distributed systems expertise, cloud infrastructure knowledge, and familiarity with AI-assisted development.

139k – 204k/yrRemote5+ YOEBackend Engineering
Anthropic

Software Engineer, ML Networking

AnthropicSan Francisco, CA +2

Build and optimize low-level networking software connecting ML accelerators to high-speed distributed systems. The role requires 5+ years of systems or network programming experience, deep kernel and user-space networking expertise, and strong performance-debugging skills.

280k – 850k/yrHybrid5+ YOEBackend Engineering
Front

Software Engineer (Backend), Deliverability

FrontSan Francisco, CA

Technical lead on the Deliverability team owning high-volume email infrastructure, ingestion, routing, and outbound delivery systems that process millions of events. Requires 5+ years building scalable distributed backend systems with strong ownership of architecture, reliability, and on-call duties.

178k – 204k/yrHybrid5+ YOEBackend Engineering
Pinterest

Software Engineer II, Backend, tvScientific

PinterestSan Francisco, CA

Build backend services for tvScientific’s contract lifecycle and billing systems, emphasizing domain modeling, correctness, auditability, and reliability. The role requires 2+ years of experience, a bachelor’s degree or equivalent experience, and strong JavaScript plus Python or Java skills.

124k – 255k/yrRemote5+ YOEBackend Engineering
OpenAI

Software Engineer, Monetization Data Platform

OpenAIMountain View, CA

Build and operate scalable backend systems and data workflows supporting pricing, billing, payments, ads, and other monetization capabilities. The role requires at least five years of software engineering experience, strong distributed-systems fundamentals, and the ability to lead complex cross-functional technical projects.

293k – 385k/yrHybrid5+ YOEBackend Engineering