On-Site Full Stack Engineer — Node.js & React

Mastermind.com

Arizona

On-site

USD 90,000 - 130,000

Full time

6 days ago

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Job summary

Mastermind.com in Scottsdale, AZ is seeking a hands-on Full Stack Product Engineer to own customer-facing admin tools and core experiences on a lean, fast-moving team. You will build end-to-end features in a modern stack (Node/Express, MySQL, React, Next.js, TypeScript, Tailwind), ship in two-week sprints, and own code through review, with a strong emphasis on reliability and user impact.

Join us to craft scalable admin experiences and seamless member flows that power education platform

Qualifications

4 to 6 years building production full stack applications within a professional engineering team with code review.
Front-end: Next.js, React, TypeScript, Tailwind, iframes.
Cloud and hosting: Heroku and GCP.
Collaborative problem solving: you think fast with the team and pressure-test the plan before building.
Real AI fluency: you use AI as a craftsman's tool and make sure what it produces actually works.
US citizens and green card holders only. No visa sponsorship.

Responsibilities

Own the Customer Service Admin Suite end to end as the primary surface.
Maintain, extend, and improve the affiliate system and member experience features.
Ship every sprint with peer-reviewed code and clear test cases.
Work autonomously in a lean team and adapt to changing priorities.