Full Stack Developer (API, React, Java, AI)

Job summary

Develop AI-native interfaces and secure microservices to orchestrate requests across RAG and agent layers. Focus on implementing real-time reasoning feedback, streaming tokens, and optimizing low-latency rendering for a smooth user experience.

Job details

Hi, Hope you are doing great! We have the below urgent position with my client. Please reply if you are interested. Job Role : Full Stack Developer (API, React, Java, AI) Location : Brampton, ON Long Term Contract Total Experience :5-7 Years Relevant Experience : 5-7 Years Detailed JD (Roles and Responsibilities) 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.

What you’ll do

Develop AI-native interfaces and secure microservices to orchestrate requests across RAG and agent layers. Focus on implementing real-time reasoning feedback, streaming tokens, and optimizing low-latency rendering for a smooth user experience.

Requirements

Requires 5-7 years of experience with expertise in modern frontend frameworks like React or Vue and backend runtimes such as Java or Python. Candidates must have a strong understanding of web security, API orchestration, and state management for complex AI workflows.

Listed skills

• Vue.js · Preferred
• React · Preferred
• Java · Preferred
• Python · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• React
• Vue
• Java
• Python
• API Design
• Microservices
• State Management
• Web Security
• SSE
• WebSockets
• RAG
• AI-Native UX
• Redux
• Zustand
• Vuex
• WCAG

Job areas

• Software
• Technology
• Engineering
• Consulting