Gen AI Full-Stack Architect: LLMs, Prompts & Cloud

Themesoft Inc; Toronto; On-site; CAD 120,000 - 180,000; Full time

Job summary

The Themesoft Inc team in Toronto is seeking a senior backend engineer to design, build, and oversee advanced AI-enabled tech solutions aligned with business goals. You will lead end-to-end technical delivery, collaborating with data scientists and product owners to translate strategic objectives into scalable architectures.

You will drive GenAI system frameworks, prompt engineering, and LLM integrations, while guiding teams and ensuring best practices across Cloud platforms like OpenShift and

Qualifications

• 8+ years of backend development experience in Java or Python.

Responsibilities

• Designs, builds and oversees end-to-end technical delivery of projects.

Skills

Backend development (Java/Python)

REST API & microservices

React frontend & Micro-frontend

Agentic AI concepts & LLM integrations

Prompt engineering & Gen-AI tools

Cloud platforms & technologies

PostgreSQL schemas & optimization

Tools

GitHub Copilot

Windsurf

Claude Code

OpenShift

Kubernetes

S3 Object Storage

PostgreSQL

Job description

The Themesoft Inc team in Toronto is seeking a senior backend engineer to design, build, and oversee advanced AI-enabled tech solutions aligned with business goals. You will lead end-to-end technical delivery, collaborating with data scientists and product owners to translate strategic objectives into scalable architectures.

You will drive GenAI system frameworks, prompt engineering, and LLM integrations, while guiding teams and ensuring best practices across Cloud platforms like OpenShift and