Hybrid Python Developer — AI & Microservices Engineer

Open Systems Technologies; Mississauga; Hybrid; CAD 90,000 - 130,000; Full time

Job summary

Open Systems Technologies in Mississauga is seeking Python Developers for a 3-day hybrid role. The position focuses on building Python-based applications, REST APIs, and event-driven architectures within a modern tech stack.

The role involves developing Agentic AI solutions, MCP integrations, and scalable services while collaborating with senior engineers and business partners to ensure secure, governed deployments.

Qualifications

• 3+ years of experience developing applications using Python.
• Experience with RESTful APIs and microservices development.
• Familiarity with event-driven architecture and messaging platforms.
• Experience with FastAPI, Flask, or similar Python frameworks.
• Knowledge of SQL and database technologies.
• Familiarity with source control, CI/CD pipelines, and automated testing.
• Experience working in Linux environments.
• Strong analytical and problem-solving skills.
• Ability to work independently and collaboratively within cross-functional teams.

Responsibilities

• Design, develop, test, and support Python-based applications and services.
• Build and maintain REST APIs, microservices, and event-driven integrations.
• Contribute to development of Agentic AI workflows and MCP-enabled application components.
• Implement integrations between AI models, enterprise systems, and business applications.
• Develop reusable services and components following enterprise engineering standards.
• Participate in the full software development lifecycle, including design, coding, testing, deployment, and support.
• Implement monitoring, logging, and operational controls to ensure service reliability.
• Contribute to automation, CI/CD pipelines, and testing frameworks.
• Work with messaging and event-streaming technologies to support asynchronous processing.
• Collaborate with business and technology teams to analyze requirements and develop technical solutions.
• Support issue resolution, performance tuning, and application enhancements.
• Document technical designs, implementation details, and operational procedures.
• Follow established security, governance, and risk management standards.

Skills

Python

REST APIs

Microservices

Event-driven architecture

FastAPI/Flask

SQL

CI/CD

Linux

Problem solving

Team collaboration

Education

Bachelor's degree in Computer Science, Engineering, Information Systems, or related STEM field

Tools

Kafka

MQ

Cloud platforms

Containers (Docker/Kubernetes)

Job description

Open Systems Technologies in Mississauga is seeking Python Developers for a 3-day hybrid role. The position focuses on building Python-based applications, REST APIs, and event-driven architectures within a modern tech stack.

The role involves developing Agentic AI solutions, MCP integrations, and scalable services while collaborating with senior engineers and business partners to ensure secure, governed deployments.