Full Stack Developer

• Own development work end to end from MongoDB data model through Express API to React front end
• Take over and become familiar with the existing 3rd Digital codebase
• Run applications locally and understand repositories, environments and services
• Document setup, architecture, processes and technical decisions
• Build and fix features in Genesis, TMRW’s learning creation platform
• Develop Genesis’s drag-and-drop learning editor
• Build and maintain interactive learning objects including flip cards, hotspots, accordions, video, 3D and parallax components
• Maintain SCORM 1.2 export and preview functionality for client learning management systems
• Contribute to SensAI, TMRW’s AI-powered course-writing assistant using the OpenAI API
• Build and maintain features in Cosmos Public, the creator-led Next.js learning marketplace
• Develop functionality for learning experiences, pricing, delivery methods and subscriptions
• Build and maintain subscription and billing functionality for learner and creator plans
• Work with Stripe for subscription payments and invoices
• Design and modify Mongoose models, database queries, indexes and REST API endpoints
• Maintain and extend the shared Node.js/Express back end
• Work with authentication and sessions, including email/password authentication, Google sign-in, magic links and two-factor authentication
• Build and maintain administration functionality for users, content, analytics and master data
• Work across older React applications and newer React 18/19 and Next.js applications
• Safely improve or upgrade older code and dependencies
• Introduce automated tests where testing is limited or absent
• Test work thoroughly before review
• Use Git feature branches and pull requests through Bitbucket
• Communicate progress, blockers, risks and technical concerns clearly and early
• Work to priorities and timelines set with the CEO

• 3+ years of commercial experience in full stack JavaScript development
• Strong experience with Node.js and Express, including building REST APIs, authentication and session management
• Strong experience with MongoDB and Mongoose, including schema design, indexing, queries and working with existing data and migrations
• Strong experience with React and Redux, including older Create React App codebases, modern React 18/19 applications, and Next.js
• Comfortable working with existing codebases with limited documentation and automated testing
• Strong understanding of Git, including feature branches, pull requests and submodules
• Clear written English and ability to provide effective async updates to an Australian team
• Knowledge of e-learning technologies and standards such as SCORM, xAPI or LMS integrations is nice to have
• Familiarity with drag-and-drop and rich-text editors such as GrapesJS, Craft.js, Tiptap or CKEditor is nice to have
• Experience with Stripe subscriptions, billing and tiered plans is nice to have
• Experience with OpenAI or other LLM API integration is nice to have
• Experience with Electron or Capacitor apps is nice to have
• Automated testing with Jest or React Testing Library, plus modernising older dependencies, is nice to have
• Experience with interactive front-end libraries such as GSAP, Lottie or three.js is nice to have
• Experience working alongside AI coding assistants is nice to have
• Must disclose existing ongoing roles or client work
• Must reflect this engagement on LinkedIn as “Independent Contractor”

• 100% remote work from home
• Flexibility in managing working time as an independent contractor
• Potential for long-term ongoing development work