Senior Full Stack Engineer

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

About the Role

Aguru is an agentic AI automation platform for SaaS businesses, bringing together agents, workflows, and communication tools into one unified system. As our first Senior Full Stack Engineer, you'll be an early key player in our small, high-impact team. You'll own critical parts of the product architecture, working across the stack to deliver scalable, performant, and user-friendly features. This is a unique opportunity to shape the future of our platform and bring complex automation capabilities to life by collaborating closely with product, design, and AI engineering.

Responsibilities

• Design, build, and maintain core application features in Next.js.


• Develop robust APIs and server components.


• Work on Supabase (PostgreSQL) data models, queries, and role-based access policies.


• Implement responsive, accessible, and maintainable 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.

Experience

Required

• 5+ years of professional experience in full-stack development.


• Strong expertise in React and Next.js.


• Proficiency in TypeScript.


• Solid experience with SQL databases (PostgreSQL, Supabase) and ORMs.


• Knowledge of API design and modern state management (TanStack Query or similar).


• Understanding of authentication/authorization flows.


• Familiarity with automated testing and debugging complex workflows.

The following is a plus

• Experience with AI/LLM integrations (OpenAI, Google Gemini, or similar).


• Experience with LLM prompt engineering.


• Previous experience in SaaS platforms or workflow automation tools.


• Contributions to open-source projects or developer communities.

Core Competencies

• Analytical Skills & Research: The ability to gather and analyse data, identify patterns, and draw logical, evidence-based conclusions.


• Autonomy & Accountability: The discipline to take ownership of your work, manage tasks independently, and deliver results with minimal supervision.


• Tech Agility: The ability to quickly learn and adapt to new technologies, tools, and platforms.


• Critical Thinking & Problem-Solving: The ability to analyze complex challenges, identify root causes, and develop effective, logical solutions.


• Creativity: The capacity to think innovatively, generate new ideas, and approach problems from unique perspectives.


• Attention to Detail: A precise and thorough approach to your work, ensuring accuracy and quality in every task.


• Communication & Collaboration: The ability to clearly articulate ideas and work effectively with others to achieve shared goals.

When you join our team, you'll be part of a small group of people who are genuinely excited about the product and momentum we're building. We value curiosity, collaboration and accountability. See your work progress from an idea to reality, fast.

This is an opportunity to make a real impact and grow right along with us. If that sounds like the kind of place you're looking for, we look forward to hearing from you.

Aguru is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all.