FULLSTACK DEVELOPER - 2025-GRU-ST-000391

Rimutee; Ottawa; On-site; CAD 70,000 - 90,000; Full time

Job summary

A software solutions company in Ottawa is seeking a Fullstack Integration Engineer to build high-performance integrations. Responsibilities include designing APIs, optimizing performance, and ensuring secure communication between platforms. Candidates should be proficient in Python for API development, have experience with cloud technologies, and possess strong documentation skills. This role offers an exciting opportunity to work on seamless integrations at scale.

Qualifications

• Strong understanding of API integration and development.
• Experience with both frontend and backend technologies.
• Ability to implement and maintain CI/CD pipelines.

Responsibilities

• Design and develop integrations between internal and third-party systems.
• Optimize REST APIs focusing on performance and security.
• Maintain clear documentation for APIs and integration workflows.

Skills

API Integration REST API development with Python (Flask/FastAPI)

Microservices, data formats (JSON, XML) & secure authentication

Frontend & Mobile Integration using JavaScript, Angular, and Flutter

Communication via REST APIs & WebSockets

Databases: Experience with MySQL, NoSQL, and cloud databases

Hands-on with Google Cloud Platform: Cloud Functions, Pub/Sub, Cloud Run

Unit/integration tests with pytest/unittest

Clear API documentation with Swagger/OpenAPI

Job description

Overview

Are you passionate about building seamless, high-performance integrations between platforms, services, and applications? We're looking for a Fullstack Integration Engineer to join our team and help us connect the dots—securely, efficiently, and at scale.

Responsibilities

• Design, develop, and maintain integrations between internal and third-party systems.
• Build and optimize REST APIs with a strong focus on performance and security.
• Validate and refine interfaces to ensure smooth system communication.
• Create, execute, and automate unit and integration tests.
• Implement and maintain CI/CD pipelines using GitHub Actions.
• Monitor and optimize integrations across development, staging, and production environments.
• Maintain clear and structured documentation of APIs and integration workflows.

Qualifications

• API Integration REST API development with Python (Flask/FastAPI).
• Microservices, data formats (JSON, XML) & secure authentication.
• Frontend & Mobile Integration using JavaScript, Angular, and Flutter.
• Communication via REST APIs & WebSockets.
• Databases: Experience with MySQL, NoSQL, and cloud databases like Firestore, BigQuery.
• Cloud & Architecture: Hands-on with Google Cloud Platform: Cloud Functions, Pub/Sub, Cloud Run.
• Testing & CI/CD: Unit/integration tests with pytest/unittest; CI/CD pipelines using GitHub Actions, Git & GitFlow.
• Documentation: Clear API documentation with Swagger/OpenAPI; Focus on best practices & secure integration standards.