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React.JS Developer
LinkedIn Recruiter Post
Hiring React.JS Developer for hybrid role in Mississauga, ON. Requires strong ReactJS, HTML5, CSS, JavaScript, and Redux experience.
About the role
- Principal Agentic Engineer (Front-end) leading frontend applications development at Apply Digital. Collaborating with teams to deliver AI-driven digital experiences in a hybrid/remote setup.
Responsibilities
- Lead the design and development of high-performance frontend applications using TypeScript, React, and Next.js.
- Organizing, distributing and translating backlog requirements from Product, UX and other disciplines, into detailed spec driven requirements for Agents to implement.
- Synthesise user stories, site maps, content strategy, components and design systems, brand strategy, etc, into specifications that coding Agents will implement.
- Designing and implementing digital solutions that have proper SEO/GEO, accessibility, performance and content management integrations.
- Integrations with key Composable platforms such as Contentful, Contentstack, Algolia, Cloudinary, etc.
- Experience implementing enterprise grade design systems, content models and component libraries.
- Apply spec-driven development to ensure clarity, consistency, and high-quality delivery.
- Architect frontend solutions that integrate seamlessly with backend services and AI-powered systems.
- Design user experiences that help users express goals, constraints, and context clearly to AI agents.
- Design and implement frontend experiences that leverage: AI-powered APIs and LLM-driven features and RAG-based experiences and AI-assisted workflows.
- Collaborate with backend teams to consume RESTful APIs effectively.
- Ensure frontend systems are scalable, maintainable, accessible, and well-documented.
- Provide mentorship and technical leadership to frontend engineers.
- Partner with Project Managers and stakeholders to manage delivery risks and timelines.
- Communicate complex frontend and AI concepts clearly to technical and non-technical audiences, including clients.
Requirements
- Strong experience with TypeScript and modern JavaScript.
- Extensive experience with React and Next.js.
- Proven experience with spec-driven development.
- Experience creating and consuming RESTful APIs.
- Hands-on experience with AI coding agents (e.g., Copilot, Claude Code).
- Strong prompt engineering skills.
- Experience working with LLMs (e.g., Gemini 3, Claude Opus, GPT-4.x/5.x).
- Experience with vector stores and RAG-powered applications.
- Experience using Agent Development Kits (e.g., Google ADK).
- Experience building applications deployed on Google Cloud Platform (GCP).
- Familiarity with Vertex AI and Google Gen AI APIs.
- Experience with Git and CI/CD workflows.
- Strong system design fundamentals, including API design, data flow, caching strategies, and performance considerations for production-scale applications.
- Proven leadership experience at a Staff or Lead level, including mentoring engineers and leading delivery of complex frontend systems.
- Generalist engineering strength, with comfort understanding backend systems and how frontend architecture integrates into distributed systems.
- Demonstrated curiosity and passion for Generative AI, with a desire to make it a core career focus.
- Excellent English communication skills (written and verbal), with the ability to explain complex technical concepts to non-technical stakeholders.
- Experience collaborating effectively with fully remote, distributed teams.
- Experience in a consultancy or professional services firm.
- Ability to collaborate effectively in a fast-moving, agency-style environment.
Benefits
- Great projects: Broaden your skills on a range of engaging projects with international brands that have a global impact.
- An inclusive and safe environment: We’re truly committed to building a culture where you are celebrated and everyone feels welcome and safe.
- Learning opportunities: We offer generous training budgets, including partner tech certifications, custom learning plans, workshops, mentorship, and peer support.
- Generous vacation policy: Work-life balance is key to our team’s success, so we offer flexible personal time offer (PTO); allowing ample time away from work to promote overall well-being.
- Customizable benefits: Tailor your extended health and dental plan to your needs, priorities, and preferences.
- Flexible work arrangements: We work in a variety of ways, from remote, to in-office, to a blend of both.
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