Senior Software Engineer Fullstack

TL;DR

Senior Software Engineer Fullstack: Building and scaling full-stack web applications for an enterprise-grade Generative AI platform with an accent on React/TypeScript frontend, Python backend, and AI/LLM integration. Focus on solving complex challenges in scalability, reliability, and product experience in a fast-paced environment.

Location: San Francisco, CA or New York, NY (onsite)

Salary: $216,200–$270,250 USD

Company

Scale AI develops reliable AI systems and full-stack technologies powering leading AI models and applications for enterprises and governments.

What you will do

• Own major full-stack product areas from design through production deployment.
• Build modern frontend experiences using React and TypeScript ensuring performance and usability.
• Develop reliable backend services in Python working with distributed systems and ML/LLM components.
• Integrate with LLMs, vector databases, and AI infrastructure to power intelligent product experiences.
• Deliver experiments and new features quickly with high quality and customer feedback.
• Collaborate across product, ML, and infrastructure teams to shape product direction.

Requirements

• Location: Must be based in San Francisco, CA or New York, NY (onsite)
• 5+ years of full-time engineering experience post-graduation.
• Strong experience with React, TypeScript, Python, and full-stack development.
• Experience with LLMs, vector databases, embeddings, or modern AI tooling.
• Proficiency with SQL, Kubernetes, containerization, microservices, and cloud providers (AWS, GCP, Azure).

Nice to have

• Experience scaling or shipping products at high-growth startups.

Culture & Benefits

• Comprehensive health, dental, and vision coverage.
• Retirement benefits and learning and development stipend.
• Generous paid time off and commuter stipend.
• Equity-based compensation subject to Board approval.
• Inclusive and equal opportunity workplace with accommodations for disabilities.

Hiring process

• Recruiter screening and technical interviews.
• Evaluation of skills, experience, and cultural fit.
• 90-day waiting period before reconsidering candidates for the same role.