Senior Full-Stack Javascript Developer

About this role

As part of our interview process and our commitment to building high-performing teams, we’ve partnered with The Culture Index Program to better understand work styles and team dynamics. To support this process, we kindly ask you to complete a brief survey as part of the application process when submitting your profile. It should take no more than 7 minutes, and there are no right or wrong answers. We appreciate your participation and look forward to learning more about how you might fit within our team!

Culture Index Survey: https://go.cultureindex.com/p/weJLJlIGZ2DauZkoW

We are seeking a Senior Full-Stack JavaScript Developer to take technical ownership of both backend and frontend architecture. This role focuses on building and maintaining scalable, secure, and high-performance web applications using Node.js, NestJS, and Next.js. You will work with a high degree of autonomy, collaborate closely with product, frontend, and infrastructure teams, and help set engineering standards while mentoring junior developers.

Collectivus Holdings guides many of the most prestigious brands in the Collecting, Trading Card Game, and Hobby industries. With a century’s worth of collective experience in driving product and service innovation, high-end quality standards, and elevated customer experience, Collectivus brands are among the most recognized and loved throughout the world by the communities they serve.

Arcane Tinmen – Merchant Guild – Southern Hobby Distribution

Nashville – Aarhus – Lisbon – Worldwide

*Key Responsibilities:*

• Design, develop, and maintain backend services using Node.js, NestJS, and TypeScript
• Build, document, and optimize RESTful APIs and integrate third-party services
• Develop and maintain frontend applications using Next.js
• Design and optimize PostgreSQL schemas, queries, and migrations
• Define and maintain API contracts between frontend and backend systems
• Ensure platform security, performance, scal...