Senior Full Stack Engineer

About StackAI

StackAI is a no-code AI workflow platform that empowers companies to build, deploy, and scale AI-powered workflows without needing deep ML expertise. With thousands of users and rapidly growing enterprise adoption, our mission is to democratize access to LLMs and bring AI into the hands of every business operator, not just developers. Backed by Y Combinator and leading investors, we’re building the foundational platform for the AI-driven future of work .

The Role

As a Senior Full Stack Engineer , you’ll play a central role in shaping StackAI’s product and technical foundation. You’ll work across the stack, designing scalable backend systems, building beautiful and intuitive frontend experiences, and integrating cutting-edge AI models into our platform. This is a high-impact role where you’ll collaborate directly with the founding team, take ownership of critical product features, and help define the engineering culture of a fast-growing startup.

We’re looking for true 10X engineers , builders who can deliver daily in a fast-paced environment, remain curious, and thrive wearing multiple hats.

Responsibilities

• Build and own our platform end-to-end, from backend services and APIs to frontend interfaces.
• Develop robust, scalable backend systems using Python and FastAPI (or similar), with well-optimized databases (SQL / NoSQL).
• Design and maintain high-quality user interfaces in React, Next.js, TypeScript, and Tailwind CSS, delivering intuitive, polished, and responsive user experiences.
• Integrate new AI models and features into our products, ensuring seamless performance and value for users.
• Own StackAI’s landing page and product pages, making them benchmarks of clarity, design, and quality.
• Work across the stack to connect backend services with frontend experiences seamlessly.
• Collaborate with design, product, and customers to refine product direction and prioritize user needs.
• Stay ahead of the curve on full-stack technologies, advocating for best practices and innovative approaches.
• Pitch in with customer support when needed; everyone on the team helps our users succeed.

Required Skills and Qualifications

Preferred Qualifications

A passion for AI and technology, eager to thrive in a dynamic, fast-paced startup .

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