Rails Intern at Concord Materials (S21)
$20k - $50k  •  
Automating procurement and finance for construction companies
Austin, TX, US / New York, NY, US
About Concord Materials

Fintech-enabled marketplace with automation tools for purchasing raw materials backed by YC and top VCs - firstminute, NFX, FJ Labs, and J Ventures

About the role
Skills: React, Ruby on Rails

Role: Build cool user-centric features while working with a great team and learning a lot.

Tech stack: at least some experience in React; experience in others is nice to have

  • React - we use hooks + redux
  • Ionic
  • Capacitor / other mobile hybrid app generators (i.e. Cordova, PhoneGap)
  • Figma
  • Ruby on Rails


  • Some Rails experience building dynamic back ends with great functionality
  • Ability to work independently and break down larger tasks into subtasks, ask questions to clarify and better understand
  • Mock-up a low-fidelity draft, ask for feedback and then build and iterate
  • Focus on proper coding style, especially single responsibility and DRY principles
  • Using good testing principles to automatically check use-cases are still handled after code changes

Ruby on Rails React Ionic + Capacitor (PWA, iOS, Android) Figma

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