Senior Full Stack Engineer (Remote, Contractor)

About the role

We are looking for a kind, curious, and highly collaborative Senior Full Stack Engineer to build seamless, customer‑facing experiences for a luxury consignment platform. The role is fully remote and operates on an independent‑contractor basis, allowing you to shape technical direction while mentoring peers.

Key responsibilities

• Design, develop, and maintain high‑quality, scalable, and testable software solutions.
• Build and enhance customer‑facing applications that support strategic business initiatives.
• Contribute to technical architecture decisions and drive platform evolution.
• Collaborate with product managers, designers, and engineers to deliver impactful features.
• Review pull requests, provide constructive feedback, and participate in pair programming.
• Deploy production‑ready code and support applications throughout the software development lifecycle.
• Mentor fellow engineers through code reviews and technical guidance.

Required profile

• 7+ years of professional software development experience.
• Strong proficiency in Java or Kotlin, with experience in Ruby on Rails environments.
• Expertise in modern JavaScript (ECMAScript), HTML, and CSS.
• Experience building applications with React and related ecosystem tools (Node.js, npm).
• Familiarity with RESTful APIs, Git, TypeScript, IDEs, version control, and deployment tools.
• Understanding of event‑driven architecture, GraphQL, and database design fundamentals.
• Interest in retail, e‑commerce, luxury consignment, sustainability, or circular‑economy business models.

Required skills

• Java
• Kotlin
• TypeScript
• GraphQL
• Kafka
• AWS Lambda
• PostgreSQL
• DynamoDB
• Ruby on Rails
• Elixir
• React
• Node.js
• npm
• RESTful APIs
• Git
• HTML
• CSS