Senior Full-Stack Engineer: AI-Powered SaaS Builder

Aguru; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

Aguru, a rapidly growing agentic AI automation platform for SaaS businesses, seeks a Senior Full Stack Engineer to own critical parts of the product architecture. You will work across the stack to deliver scalable, performant, and user-friendly features, collaborating closely with product, design, and AI engineering.

You will design and implement robust APIs, work with PostgreSQL/Supabase, and build responsive UIs using React, Tailwind, and shadcn/ui.

Qualifications

• 5+ years of professional full-stack experience.
• Strong React and Next.js expertise.
• Proficiency in TypeScript.
• Solid experience with PostgreSQL/Supabase and ORMs.
• Knowledge of API design and modern state management (TanStack Query).
• Understanding of authentication/authorization flows.
• Experience with automated testing and debugging complex workflows.

Responsibilities

• Design, build, and maintain core application features in Next.js.
• Develop robust APIs and server components.
• Work on Supabase data models, queries, and RBAC policies.
• Implement responsive, accessible UIs with React, Tailwind CSS, and shadcn/ui.
• Integrate with AI and automation frameworks (Mastra, Vercel AI SDK, OpenAI, Google Gemini, Playwright).
• Ensure reliability, security, and scalability of the platform.

Skills

React & Next.js

TypeScript

SQL databases

API design

Auth flows

Automated testing

Debugging workflows

AI integrations

Tools

PostgreSQL

Supabase

TanStack Query

Tailwind CSS

shadcn/ui

Vercel AI SDK

OpenAI

Job description

Aguru, a rapidly growing agentic AI automation platform for SaaS businesses, seeks a Senior Full Stack Engineer to own critical parts of the product architecture. You will work across the stack to deliver scalable, performant, and user-friendly features, collaborating closely with product, design, and AI engineering.

You will design and implement robust APIs, work with PostgreSQL/Supabase, and build responsive UIs using React, Tailwind, and shadcn/ui.