Top React Jobs in Sydney

Design, build, and operate resilient, secure, cost-efficient cloud backend services for conversational search and content intelligence. Own distributed systems, CI/CD, DevSecOps, FinOps, and integrate Generative AI/RAG workflows (e.g., AWS Bedrock) using Node.js/TypeScript on AWS.

Design and develop complex software solutions for a banking platform, leading engineering efforts, and mentoring team members in a high-impact role.

Own React Native platform expertise for Canva’s mobile stack across iOS, Android, and web. Develop platform tooling, solve performance challenges, guide native implementation decisions, and improve React Native fluency across engineering teams through code, documentation, tooling, and collaboration. Contribute hands-on to architectural decisions and evaluate AI tooling, with potential involvement in Rust, C++, open source, and design systems.

Join ROOST's Coop project to design, implement, test, document, and release trust-and-safety features. Work across backend APIs, GraphQL, databases, and UI to improve reviewer workflows, detection integrations, and reporting. Lead code quality, security practices, community contribution reviews, and stakeholder coordination while engaging with users and the open source community.

Lead end-to-end delivery of AI-first, full-stack products for enterprise clients: lead discovery, architect and build AI-powered systems, scope and manage delivery to production, embed with client teams, and champion AI-native practices and prompt/context engineering.

Lead client-facing delivery of AI-first, full‑stack products from discovery through production. Embed with client teams to design, build and deploy LLM-powered systems, apply prompt/context engineering, validate AI-generated code, and drive adoption. Own technical outcomes, identify risks, and communicate with stakeholders across product, architecture, code, and infrastructure.

The role involves owning product feature development, participating in system design, and maintaining software performance in an agile setting.

Lead technical NetSuite SuiteCloud implementations, designing scripted customizations and integrations, guiding architecture and data migration, driving UAT/SIT and admin enablement, mentoring junior staff, and providing post-go-live technical support and project technical leadership.

Design and build end-to-end Product-Led Growth features including self-service onboarding, subscription upgrades, and optimized checkout flows. Own full-stack implementations from database schema and REST API design to responsive React/TypeScript frontends. Write well-tested code, run experiments (A/B tests), mentor junior engineers, and participate in on-call rotations while improving architecture and scalability.

Lead full-stack development of the Artificial Analysis website using a TypeScript/Next.js stack. Build UI and interactive data visualizations, work with PostgreSQL on Supabase, improve DevOps/CI-CD, mentor a small engineering team, and apply LLMs and AI tools to accelerate development.

Design, build and maintain automation and AI/LLM integrations to reduce manual work, improve accuracy and security, connect business systems, create dashboards, and enforce governance, documentation and testing so tools are reliable and auditable.

Build and deliver frontend features across Vue, Angular, and React surfaces; write well-tested TypeScript; own features end-to-end; collaborate with product, design, and backend on a serverless AWS stack; mentor engineers and evolve frontend architecture for scale.

Design and build responsive React frontends, implement wallet and blockchain interactions, translate complex DeFi/financial data into institutional dashboards, collaborate with smart contract and legal teams, ensure performance, security, and accessibility, and maintain clean, documented code through code reviews.

The Head of Engineering role involves overseeing the growth of a development team, contributing to coding, and enhancing engineering practices while ensuring operational excellence and team culture.

Technical Product Owner for DeFi products responsible for translating protocol and infrastructure complexity into clear product requirements and consumer-grade UX. Requires 3-5+ years DeFi product experience building 0-to-1 products, deep on-chain knowledge (account models, RPC/indexer reliability, cross-chain), familiarity with wallets and core DeFi scenarios, a full-stack/backend technical background, cross-functional collaboration, measurable user-growth experience, bilingual Mandarin/English, and strong smart-contract security mindset.

Develop and maintain Java backend services for enterprise blockchain applications, integrate APIs with React/Vue frontends, design scalable blockchain solutions, troubleshoot complex backend issues, and collaborate with cross-functional teams while staying current with blockchain best practices.

The Senior Fullstack Engineer will deliver software products, collaborate with product and business teams, lead technical practices, and ensure high-velocity iteration on a mobile advertising platform.

Lead engineering for Consumer Intelligence & Engagement, owning personalization, content management, product discovery, promotions, and communications. Define technology strategy, architecture, and AI integration; ensure GraphQL/APIGEE APIs, SFCC and Sanity implementations, performance, testing, and platform health. Build and mentor senior engineering teams, partner with product and business stakeholders, and drive delivery, standards, and experimentation across DTC commerce capabilities.

Provide developer-focused support for Supabase users: triage and resolve support cases, reproduce issues, create test cases, escalate to engineering, monitor GitHub channels, and identify tooling improvements to reduce time-to-fix.

Develop, customize, and maintain websites using WordPress and custom stacks. Integrate APIs, implement UI/UX, manage backend development, and ensure technical SEO and site performance.

Design and build a production multi-agent harness and MCP integrations that operate across ERPs, CRMs, and business tools. Own end-to-end production concerns (reliability, observability, permissions, safe workflow execution), scope the product, make architecture decisions, and ship features working closely with CTO, product, engineering, and design. Stay current with agent frameworks and use tools like Claude Code in development.

Design and build cloud-native full-stack applications, own technical decisions and architecture, improve CI/CD/observability, lead incident response, mentor engineers, and drive adoption of AI-assisted engineering to improve quality and delivery.

Lead architecture, development, and maintenance of high-performance React Native iOS and Android apps. Drive mobile technical strategy, enforce code quality, mentor engineers, optimize performance and stability, integrate secure APIs and authentication, and define testing and CI/CD workflows while collaborating with Product, Backend, Design, and QA.

Lead the migration of a validated web prototype into a high-performance React Native app, own client rebuild, deployment pipelines (App Store, Play, Steam), backend architecture, offline-first sync, subscription integration, CI/CD setup, and ensure cross-platform UI/UX and data privacy compliance for kids (COPPA/GDPR-K).