Founding Backend Software Engineer jobs in United States
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Rebolt · 5 months ago

Founding Backend Software Engineer

Rebolt is a YC-backed startup focused on creating a next-generation no-code platform for building custom full-stack applications. They are seeking a Founding Backend Software Engineer to help build and scale their AI agent platform, working closely with AI/ML systems and full-stack development.

Artificial Intelligence (AI)Software

Responsibilities

Participate in building a cutting-edge AI agent platform from 0 to 1 and scale it to production
Shape the technical architecture and culture of a fast-growing YC-backed startup
Own the engine room. Architect and ship the core services that power our multi-agent AI workflows: rock-solid restful APIs, data models built for evolution, and deployment/debug tools that just work
Be the go-to expert. Troubleshoot critical issues in production, mentor peers on system design, and evangelize best practices across services and languages
Move at startup speed. Partner directly with customers: jump on customer calls, diagnose pain points, and deliver impactful improvements in hours, not quarters

Qualification

PythonTypeScriptRESTful APIsFastAPINextJSDatabase optimizationAI/ML applicationsOOP design patternsClean architectureTest Driven DevelopmentDockerKubernetesGithub ActionsLinux

Required

Have 2+ years of backend engineering experience and a solid foundation in both Computer Science and software engineering principles. We're also open to exceptional college grads with strong intern/co-op experience
Are fluent in Python and TypeScript and have worked with FastAPI and/or NextJS in the past
Understand how databases (KV, SQL, Document based) work, when each of them should be used and how they can be optimized
Have previously developed, tested and scaled RESTful APIs in the past
Are self-motivated, like to take ownership, have low ego; desire to work on a fast-paced, intense, fun team. Passion for building a world-class engineering culture
Are product-focused, understanding that technology is a means to build an amazing product, not an end in itself
Value code quality, but are pragmatic, shipping fast when needed
Are excited about AI/ML applications and have previously worked in LLMs, agents, and automation

Preferred

Knowledge of OOP design patterns, clean architecture, event sourcing and Test Driven Development
Experience with DevOps tooling: Docker, Kubernetes, Github Actions and cloud platforms
Thorough knowledge of the Linux operating system

Benefits

Significant founding team equity

Company

Rebolt

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Rebolt provides AI agents that automate repetitive tasks of restaurant managers.

Funding

Current Stage
Early Stage
Total Funding
$0.5M
Key Investors
Y Combinator
2025-03-12Pre Seed· $0.5M
Company data provided by crunchbase