We are seeking an experienced Senior AI Developer to lead the design, development, and deployment of enterprise-grade Artificial Intelligence and Machine Learning solutions. In this role, you will focus on building intelligent back-end systems, automated workflows, and scalable AI capabilities.

While experience with cloud automation in AWS is highly valuable, deep AI/ML expertise is the primary priority for this role. We are looking for an engineer who excels at utilizing modern AI frameworks, LLMs, and intelligent automation to solve complex back-end problems.

Key Responsibilities

- AI &

• Machine Learning Engineering: Lead the design and implementation of production-ready AI/ML capabilities, including Generative AI models, Retrieval-Augmented Generation (RAG) architectures, and predictive solutions.

- Intelligent Automations: Build automated back-end pipelines and processes that leverage AI to optimize operational workflows, data processing, and enterprise tooling.
- AWS Integration &

• Cloud Infrastructure: Work closely with AWS services (e.G., SageMaker, Bedrock, Lambda, EventBridge) to host, automate, and scale AI-driven backend services.

- Back-End API &

• Service Development: Architect robust, secure, and performant back-end APIs, microservices, and asynchronous event-driven systems.

- MLOps &

• Pipeline Automation: Implement automated CI/CD workflows for model deployment, monitoring, model drift tracking, and continuous integration/delivery.

- Technical Leadership &

• Architecture: Partner with enterprise architects, data engineers, and security teams to ensure AI systems align with governance,



compliance, and enterprise risk standards.

Qualifications &

• Key RequirementsMust-Have Skills (Top Priority)

- Advanced AI / ML Expertise: 5+ years of hands-on experience building, training, fine-tuning, and deploying machine learning models and AI applications into production.
- Generative AI &

• Modern AI Frameworks: Proficiency with LLM orchestration (e.G., LangChain, LlamaIndex), RAG pipeline design, vector databases, and prompt engineering.

- Back-End Mastery: Strong proficiency in Python (FastAPI, Flask, or async Python frameworks) and software design patterns focused entirely on backend services, APIs, and data processing.
- Automation Engineering: Demonstrated experience automating complex backend tasks, data pipelines, and system workflows using AI-driven approaches.

AWS &

• Cloud Skills (Secondary Focus)

- AWS Cloud Services: Practical experience with core AWS backend and AI infrastructure, such as AWS Bedrock, SageMaker, Lambda, API Gateway, S3, ECS, and EventBridge.
- Infrastructure as Code &

• DevOps: Exposure to CloudFormation or Terraform, alongside standard Git-based CI/CD pipelines.

Nice-to-Have Skills
- Background in large enterprise or regulated industries (e.G., Financial Services, Telecommunications).
- Knowledge of Responsible AI principles, model governance, and data security standards.
- Familiarity with containerization (Docker, Kubernetes/EKS).
- Typescript, React, Angular and Java
- Hybrid mode: Requirement to work 2 days per week in-office at our Downtown Toronto office, with up to 3 days remote flexibility.

📌 Senior Ai Developer (Toronto)
🏢 Unisystech Consulting
📍 Toronto