Senior Fullstack Engineer: Build Scalable APIs & UIs

EGM Partners; Adelaide; On-site; AUD 120,000 - 170,000; Full time

Job summary

Rapid Global is seeking a Senior Fullstack Engineer to join the engineering team in Adelaide. You will develop high-performance frontend applications with React/Next.js and build scalable .NET backend services.

You will collaborate with designers, product managers and engineers, mentor teammates, and contribute to design systems, CI/CD, and AI-assisted tooling used judiciously.

Based in Adelaide, you will help deliver secure, accessible solutions across desktop and mobile browsers.

Qualifications

• Solid experience across frontend (React/Next.js) and backend (.NET) development.
• Solid experience with SQL Server or similar relational database management.
• Has architectural judgement and the ability to make sound, scalable design decisions.
• Excellent problem-solving skills and a practical, get it done approach.
• A collaborative mindset and the ability to work closely with product, design and engineering teams.
• A sensible, balanced approach to using AI tools as part of the development process but has strong ability to code, and review code, without relying on AI.
• Based in Adelaide, in line with the team's location.

Responsibilities

• Design, develop and maintain end to end solutions across frontend and backend systems.
• Build and deploy backend services and APIs.
• Manage SQL Server databases for efficient, reliable data storage and retrieval.
• Apply caching, indexing and data partitioning strategies to improve system performance.
• Deliver robust, accessible frontend applications with strong cross-browser and cross-device compatibility.
• Implement and maintain design systems and UI component libraries for consistency across projects.
• Secure backend services through proper authentication, authorisation and data encryption.
• Write well tested code across unit, integration and end to end testing.
• Troubleshoot and resolve issues across development and production environments.
• Use CI/CD, version control and containerisation to support efficient, maintainable delivery.
• Apply AI tooling where it genuinely adds value, without becoming overly reliant on it.

Skills

React/Next.js

.NET

SQL Server

Job description

Rapid Global is seeking a Senior Fullstack Engineer to join the engineering team in Adelaide. You will develop high-performance frontend applications with React/Next.js and build scalable .NET backend services.

You will collaborate with designers, product managers and engineers, mentor teammates, and contribute to design systems, CI/CD, and AI-assisted tooling used judiciously.

Based in Adelaide, you will help deliver secure, accessible solutions across desktop and mobile browsers.