AI Fullstack developer

Apptoza Inc.; Mississauga; On-site; CAD 90,000 - 120,000; Full time

Job summary

Apptoza Inc. in Mississauga is seeking a software engineer with deep expertise in Python, FastAPI, Next.js, Node.js and Spring Boot to build scalable AI-powered enterprise applications.

You will design REST and GraphQL APIs, implement modern web applications on AWS, deploy services, and explore LangChain, RAG, vector databases, and GenAI integrations to drive intelligent solutions. This role requires collaborating with cross-functional teams and delivering high-quality code in a fast-paced

Qualifications

• Expertise in Python, FastAPI, Next.js, Node.js and Spring Boot.
• Experience building scalable AI-powered enterprise apps.
• Strong REST/GraphQL API design and modern AWS-based web apps.
• Deployment experience with AWS.
• Experience integrating LLMs/GenAI services.
• Knowledge of cloud platforms and microservices.
• Familiarity with LangChain, RAG, and vector databases.

Skills

Python

FastAPI

Next.js

Node.js

Spring Boot

Job description

Expertise in Python| FastAPI| Next.js| Node.js| and Spring Boot.

Experience in developing scalable AI-powered enterprise applications.

Strong knowledge of REST/GraphQL API design and modern web application development with AWS Services.

Deployment experience with AWS .

Basic experience integrating LLMs/GenAI services.

Knowledge of cloud platforms and microservices architecture.

Understanding of AI frameworks and technologies such as LangChain| RAG| and vector databases is highly desirable.