Full Stack Engineer

Role : Full Stack Developer Location : Brampton, Ontario, Canada Long Term Contract Job Description: What You Will Do: • AI-Native Interfaces: Build responsive UIs supporting streaming tokens (SSE), agent tool-use visualization, and real-time reasoning feedback. • API & Middle-Tier Development: Implement secure microservices that orchestrate requests across RAG, agents, and evaluation layers. • State Management: Handle complex frontend state for multi-turn conversations, agent workflows, and partial-completion tasks. • Performance Optimization: Ensure low-latency rendering and smooth UX across varied AI response times. Required Qualifications: • Expertise in modern frontend frameworks (React, Vue) and backend runtimes (Java, Python). • Experience building chat interfaces or state-heavy dashboards. • Strong understanding of web security and API design. Skillset Requirements: • Frontend Engineering: React/Vue, component architecture, state management, and streaming UI patterns. • AI-Native UX: Designing interfaces for streaming tokens, agent tool-use visualization, and multi-turn reasoning. • Backend Microservices: Java/Python runtimes, secure routing, and API orchestration. • State Management: Redux, Zustand, Vuex, or equivalent for long-running agent tasks. • Web Security: OWASP, secure API design, auth flows, and safe AI request routing. • Performance Optimization: Low-latency rendering, concurrency handling, and streaming UI performance. • Event-Driven UI: SSE, WebSockets, and real-time agent feedback loops. • Integration with AI Backends: Handling varied response times, partial outputs, and agent state transitions. • Accessibility & Design Systems: WCAG-compliant, reusable component libraries for consistent AI-native UX.