Full Stack Developer (Flutter / Next.js / Node.js) – App & SaaS Development

We are looking for a skilled Full Stack Developer to help build and expand a growing app platform. The role involves working within an existing architecture and helping implement new features including tiered user access, SaaS integrations, and scalable backend systems.

The ideal candidate is comfortable working across both frontend and backend, can quickly understand an existing codebase, and enjoys solving real product problems rather than just completing isolated tasks.

Responsibilities

Develop and maintain app features using Flutter, Next.js, and Node.js

Work within and extend an existing architecture

Implement tiered user access and subscription systems

Integrate third-party SaaS tools and APIs

Improve performance, reliability, and scalability of the platform

Collaborate with our team to plan and ship new features

Requirements

Strong experience with JavaScript / TypeScript

Experience with Next.js and Node.js

Experience building or maintaining Flutter mobile apps

Familiarity with APIs, SaaS integrations, and authentication systems

Ability to read and extend existing codebases

Good communication and reliability working remotely

Nice to Have

Experience with SaaS products or subscription platforms

Experience working with automation tools or APIs

Interest in building scalable products and systems