Senior Full Stack Engineer (Remote, Contractor)

About the role

We are looking for a Senior Full Stack Engineer to design and deliver high‑quality, scalable software that supports company‑wide initiatives. This fully remote, contract position offers the chance to work with modern technologies and collaborate closely with product and engineering teams.

Key responsibilities

• Write performant, testable code using Elixir, Ruby, React, TypeScript, GraphQL, Kafka, AWS Lambda, PostgreSQL and DynamoDB.
• Participate in technical decision‑making and shape future system architecture.
• Review pull requests, provide constructive feedback, and engage in pair programming.
• Deploy user‑facing features and services to production.
• Partner with product managers and engineering leadership to deliver features.

Required profile

• 3‑5+ years of software engineering experience.
• Experience building reusable components and production‑ready web applications.
• Strong testing mindset and continuous‑improvement attitude.
• Bachelor’s degree in Computer Science or equivalent experience.
• Interest in retail/e‑commerce, high‑end consignment, or sustainable circular economies.

Required skills

• Elixir or Erlang
• Ruby
• JavaScript / Next.js
• React
• TypeScript
• GraphQL
• Kafka
• AWS Lambda
• PostgreSQL
• DynamoDB
• IDE usage, RESTful APIs, Git, version control, remote deployment tools