Senior Full-Stack Engineer (React/TS + Python) - Equity

Scale AI, Inc.; New York (NY); On-site; USD 216,000 - 270,000; Full time

Benefits offered by this job

Health, dental and vision coverage

Retirement benefits

Learning and development stipend

Generous PTO

Commuter stipend

Job summary

Scale AI, Inc. is seeking a Senior Full-Stack Engineer to own major product areas in Scale GP, building modern frontend experiences with React/TypeScript and reliable Python backends.

You will integrate LLMs and AI tooling, delivering fast experiments and collaborating across product, ML, and infrastructure teams. You will work across the stack, learning new technologies as needed, and contribute to a fast-growing platform used by major clients.

Qualifications

• 5+ years of full-time engineering experience.
• Strong experience developing full-stack applications using React, TypeScript, and Python.
• Experience scaling or shipping products at high-growth startups.
• Familiarity with LLMs, vector databases, embeddings, or other modern AI tooling.
• Proficiency with SQL and modern API development.
• Experience with Kubernetes, containerization, and microservice architectures.
• Experience working with at least one major cloud provider (AWS, GCP, or Azure).

Responsibilities

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

Skills

5+ years of experience

Full-stack development

Scale GP platform experience

Tools

React

TypeScript

Python

Kubernetes

AWS/GCP/Azure

SQL

Job description

Scale AI, Inc. is seeking a Senior Full-Stack Engineer to own major product areas in Scale GP, building modern frontend experiences with React/TypeScript and reliable Python backends.

You will integrate LLMs and AI tooling, delivering fast experiments and collaborating across product, ML, and infrastructure teams. You will work across the stack, learning new technologies as needed, and contribute to a fast-growing platform used by major clients.