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Fortiv Technical Inc.
Senior Full-Stack EngineerFortiv Technical Inc. • Toronto, Canada
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Senior Full-Stack Engineer

Senior Full-Stack Engineer

Fortiv Technical Inc. • Toronto, Canada
11 days ago
Job type
  • Full-time
Job description
Our client’s AI Platform team is building a next generation enterprise AI platform powering RAG based search, document intelligence, and AI assisted workflows used by thousands globally. If you’re a hands on senior engineer who thrives across the full stack and enjoys shipping real products not just prototypes this role is built for you.

About the Role As a Senior Full-Stack Engineer, AI Platform, you’ll operate as a key technical contributor across four production codebases:

Angular 17 frontend

React frontend (actively evolving)

Python FastAPI backends for RAG orchestration and document processing

You’ll own the product surface end to end from UI to backend services while contributing to architectural decisions and maintaining high standards within a disciplined SDLC framework.

What You’ll Do Frontend

Architect and deliver modern React applications from setup to production

Maintain and enhance Angular 17 applications

Build responsive, accessible UIs for AI driven features

Integrate with backend services via REST, SSE, and file upload pipelines

Own testing, observability, and performance monitoring

Develop modular services, controllers, and APIs

Work with Cosmos DB, JWT auth, and OpenTelemetry tracing

Apply structured logging and optimized query patterns

Build async APIs and services for AI orchestration and document processing

Extend RAG pipelines, embeddings, and Azure AI Search integrations

Enforce strong quality gates

Cross-Functional

Participate in code reviews and architectural decisions

Collaborate with ML engineers, designers, and product teams

Leverage tools like GitHub Copilot and Claude Code to accelerate delivery

Drive best practices across CI/CD, API design, and system architecture

What You Bring

7–10 years of experience building and shipping production systems

Deep expertise in

React + TypeScript

Strong backend experience with

Node.js (NestJS/Express/Fastify)

Solid experience building

Python FastAPI

services

Hands‑on experience with

Azure (Cosmos DB, Key Vault, Blob Storage, App Insights)

Strong understanding of async data flows (REST, SSE, streaming)

Proven testing discipline across the stack (Jest, pytest, etc.)

A track record of delivering high-quality features on schedule

Nice to Have

Angular 17+ experience

Experience with RAG architectures, OpenAI APIs, or Azure AI Search

Familiarity with OpenTelemetry and distributed tracing

Exposure to AI-driven UI patterns (LLM streaming, document viewers)

Experience in regulated industries (finance, healthcare, insurance)

Open-source contributions

Work on cutting edge AI systems at real enterprise scale

Own meaningful technical decisions across the stack

Collaborate with a highly skilled, cross-functional team

Build production grade AI experiences used globally

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Senior Full-Stack Engineer • Toronto, Canada

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