Senior Fullstack Engineer — Equity & Unlimited PTO

SpangleAI Inc.; Austin (TX); Hybrid; USD 180,000 - 260,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k)

Unlimited PTO

Job summary

A fast-growing AI startup in Austin is seeking a Senior Fullstack Engineer with expertise in React, Next.js, and Tailwind CSS. The role focuses on developing scalable web applications and integrating backend systems. Candidates should have over 5 years of software development experience and strong knowledge of performance optimization techniques. This position offers a competitive salary, equity options, and comprehensive benefits including health insurance and unlimited PTO.

Qualifications

• 5+ years of professional software development experience.
• Proven experience building production-grade web applications in multi-tenant or enterprise environments.
• Experience developing distributed client-side SDKs or embedded commerce tools is strongly preferred.

Responsibilities

• Develop high-performance, scalable, and accessible web applications using React, Next.js, and Tailwind CSS.
• Partner with backend engineers to integrate frontend logic with RESTful APIs and GraphQL services.
• Drive performance improvements through code splitting, lazy loading, and caching strategies.

Skills

React

Next.js

Tailwind CSS

RESTful APIs

GraphQL

Cloud infrastructure (AWS or GCP)

AI native coding tools

Job description

A fast-growing AI startup in Austin is seeking a Senior Fullstack Engineer with expertise in React, Next.js, and Tailwind CSS. The role focuses on developing scalable web applications and integrating backend systems. Candidates should have over 5 years of software development experience and strong knowledge of performance optimization techniques. This position offers a competitive salary, equity options, and comprehensive benefits including health insurance and unlimited PTO.