Full Stack Developer

Clifyx — Canada · Posted ~1 day ago

Senior Contract

Skills

React Vue Java Python API integration Web security State management Microservices AI-native UX SSE WebSockets Performance optimization Accessibility Redux Zustand Vuex OWASP REST APIs RAG

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Summary

A full-stack engineering role focused on building intuitive AI-native interfaces and secure backend services. You will develop responsive experiences for streaming AI interactions, orchestrate APIs and microservices, manage complex conversational state, and optimize performance across long-running agent workflows. Strong experience with React or Vue, Java or Python, API design, web security, state management, and real-time technologies is required.

Highlights

Opportunity to build AI-native interfaces and backend services for sophisticated human-in-the-loop workflows. The role offers hands-on work across modern frontend frameworks, microservices, real-time interfaces, security, performance, and accessibility.

Description

Position Title: Full Stack Developer Location: Brampton Canada Duration: 12 Months Contract • 5-7 yr exp React/Vue Frontend Development • Java/Python Backend Services • AI Chat & Agent Interfaces • API Integration & Security The bridge between humans and AI, responsible for building interfaces and middle-tier services that make agentic systems transparent, intuitive, and responsive. About the Role You will design dynamic UIs for human-in-the-loop workflows, build backend microservices that safely route requests to AI systems, and manage complex state across multi-turn conversations and long-running agent tasks. 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. Regards, Hasan Choudhary (Executive Recruiter ) Tel – 908-279-1243 Fax - 732-909-2631 Email - hasan@ClifyX.com