RQ09559 - Software Developer - Full Stack - Senior

Rubicon Path; Toronto; On-site; CAD 100,000 - 130,000; Full time

Job summary

A leading technology solutions provider in Toronto is seeking a Senior Full Stack Developer. You will lead the development team, establish best practices, and work with a range of technologies including React.js and Python. The ideal candidate has a strong background in cloud architecture, experience with CI/CD pipelines, and a keen interest in AI/ML development. This role offers competitive benefits in a dynamic work environment.

Qualifications

• You have advanced proficiency in React.js and Python.
• Experience with Node.js, Java Spring Boot, and .NET Core is required.
• You have hands-on experience with architectural principles like microservices and RESTful APIs.

Responsibilities

• Lead the engineering team in design and delivery.
• Establish best engineering practices and standards.
• Participate in architecture and solution design.

Skills

React.js

Python

REST API

Node.js

Java Spring Boot

.NET Core

Azure DevOps

CI/CD pipelines

TensorFlow

PyTorch

OpenCV

Tools

Docker

Kubernetes

Azure SQL Server

Cosmos DB

Git/GitHub

Job description

RQ09559 - Software Developer - Full Stack - Senior

Job Openings RQ09559 - Software Developer - Full Stack - Senior

About the job RQ09559 - Software Developer - Full Stack - Senior

Experience and Skill Set Requirements

Engineering Practices. Communication and Leadership - 10%

• You are experienced senior member of development team, leading by example, taking ownership in design and delivery with strong track record for meeting deadlines
• You have proven experience establishing and applying best engineering practices and standards.
• You have experience working in Agile environment (Scrum, Kanban), collaborating closely with product managers, business analysts, and UX designers
• You are invested in coaching and mentoring junior staff and fostering a culture of technical excellence
• You have excellent analytical, problem-solving, and decision-making skills; verbal and written communication, interpersonal, and negotiation skills.

Technical Expertise and Full-Stack Proficiency - 55%

This category assesses your hands‑on software development ability, deep knowledge across the entire software stack, and your proficiency with our core development technologies.

• You have advanced proficiency in React.js - functional components, hooks, state management with Context API, etc.
• You have strong proficiency in modern Python versions, and building REST API with FastAPI.
• Experience with Node.js, and Java Spring Boot.
• You have proven expertise with .NET Core Services/Web API, and C#
• You have advanced proficiency with Next.js framework including routing, Server‑Side Rendering (SSR), and its full‑stack capabilities.
• You have proven experience with Typescript - strong typing skills and understanding of interfaces, types, and generics
• You have advanced knowledge of UI design patterns and testable UI architecture.
• You are proficient with Axios for HTTP requests, interceptors, and error handling
• You have strong understanding of Web Security, Public Security, 0Auth2.0, and JWT Authentication
• You possess expert knowledge of MS Azure SQL Server including DB encryption, tuning, stored procedures, triggers, user‑defined functions, jobs, and query optimization.
• You have experience with Azure NoSQL databases, particularly Cosmos DB and managed services.
• You are familiar with Azure Key Vault for secure storage management.
• You are expert with configuration files (YAML). Docker, and Kubernetes deployments, services and ingress. You demonstrate deep experience managing and optimizing Azure Kubernetes Service (AKS) clusters.
• You have strong working knowledge of Azure DevOps and building robust CI/CD pipelines
• You have experience with version control (Git/GitHub) and Azure Resource Management.
• You have experience building and integrating with custom portals using diverse backend technologies.
• You have demonstrated the ability to troubleshoot and resolve technical issues throughout development, implementation, conversion and deployment.
• You have direct experience with AI/ML development and deployment.
• You have hands‑on experience with model training using TensorFlow and PyTorch.
• You have strong interest in image manipulation and computer vision. You are proficient with OpenCV for image processing and computer vision tasks.
• You have experience with model training and evaluation, tuning hyperparameters and evaluating model performance using metrics such as accuracy, precision, recall, etc.
• You have ability to process, clean, and analyze large datasets to train AI models effectively.

Architecture and Design - 20%

• You have experience and understanding of modern, cloud‑based architecture.
• You actively participate in architecture and solution design and provide recommendations focused on the web service, Web API, microservices, back‑end and front‑end layers
• You have proven experience architecting complex applications, optimizing performance, and managing state effectively
• You have strong experience in designing and implementing reusable, and scalable components
• You have hands‑on experience with software architecture principles and patterns such as serverless architecture, Microservices, RESTful APIs.

Must Have:

• You have advanced proficiency in React.js - functional components, hooks, state management with Context API, etc.
• You have strong proficiency in modern Python versions, and building REST API with FastAPI.
• Experience with Node.js, and Java Spring Boot.
• You have proven expertise with .NET Core Services/Web API, and C#
• Experience with image manipulation - ideal exp
• TensorFlow and PyTorch
• You have hands‑on experience with software architecture principles and patterns such as serverless architecture, Microservices, RESTful APIs.
• Azure DevOps and building robust CI/CD pipelines