Senior Web Developer

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The People Plugin is proud to be partnering with PixelForce, an award-winning app development agency behind SWEAT (the world's #1 fitness app) and other multi-million dollar success stories based in Adelaide, to find a talented Senior Web Developer with deep expertise in both Shopify and React.
In this unique dual-platform role, you'll take complete ownership of Shopify e-commerce projects — from technical consultation through to launch — while also contributing frontend expertise to sophisticated React-based applications as part of cross-functional teams. Perfect for a developer who thrives on variety, thrives in a client-facing environment, and is passionate about delivering pixel-perfect, high-performance websites that drive real business results.
If you're someone who blends creative precision with technical depth — and wants to build products that scale — this is your chance to work with a leading digital agency that partners with some of the world's most exciting startups and brands.
Key Responsibilities:
Shopify Project Ownership
Lead full-cycle Shopify builds, including scoping, development, and delivery
Join client discovery calls and contribute to technical sales conversations
Implement custom themes, app integrations, and site optimisation
Manage timelines, risks, and stakeholder expectations
Deliver pixel-perfect builds that perform and convert
React Frontend Development
Build high-quality React components for complex web apps
Collaborate with designers, backend engineers, and product managers
Follow best practices in responsive design, accessibility, and performance
Participate in sprint planning, code reviews, and QA processes
Technical SEO & Performance Optimisation
Implement SEO best practices across both platforms
Optimise Core Web Vitals and page performance
Configure tracking tools (GA, Search Console, etc.) and structured data
Ensure code is clean, semantic, and production-ready
Commercial Impact & Growth
Identify upsell and optimisation opportunities in Shopify projects
Stay up to date with Shopify releases, React ecosystem updates, and modern tooling
Mentor junior team members and support agency-wide knowledge sharing
About You:
You're a versatile and commercially minded developer who thrives at the intersection of technical craftsmanship and client impact. Whether you're leading a Shopify build from scratch or contributing clean, scalable code to a React-based application, you bring clarity, precision, and a problem-solving mindset to everything you do.
You're comfortable leading client conversations, enjoy collaborating across design and engineering teams, and take real pride in delivering pixel-perfect results. You understand the business outcomes behind technical choices and have a sharp eye for opportunities to improve site performance, SEO, and usability.
With proven agency or fast-paced delivery experience, you're used to juggling timelines, communicating clearly, and producing work you're proud to ship — even when the pressure's on. You're also highly organised, solutions-focused, and have a strong sense of ownership over your work.
Skills & Experience:
3+ years advanced Shopify development experience, including end-to-end project ownership from client consultation through to delivery
Advanced React development capabilities, collaborating on large-scale applications
Strong understanding of technical SEO and optimisation strategies
Exceptional attention to detail with a commitment to pixel-perfect frontend execution
Commercial mindset — able to align technical recommendations with business goals
Excellent written and verbal communication skills, both client-facing and technical
Thrives in fast-paced, high-quality delivery environments — ideally agency or product studio
Experience with performance optimisation tools, cross-device testing, and CMS integrations
Desirable: experience with headless CMS platforms (e.g. CraftCMS, Contentful, Strapi)
Why Join PixelForce?
PixelForce is a South Australian success story that values collaboration, integrity, and innovation. As part of this dynamic team, you'll have the opportunity to work with like-minded professionals, make an impact on clients' businesses, and grow your career in a forward-thinking environment.
How to Apply:
Applying is simple. Submit your resume along with a cover letter. We're eager to hear from you and look forward to learning how you can contribute to this exciting new venture.
Please contact Xanthe at for more information.
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Your application will include the following questions:
Do you have professional experience with Shopify? Do you have professional experience with React? Briefly describe a complex web project you've led.
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