Sr Full Stack Software Engineer

Patch Tech Staffing; Toronto; On-site; CAD 120,000 - 180,000; Full time

Job summary

Patch Tech Staffing in Canada is seeking a Senior Full Stack Software Engineer to lead delivery of scalable APIs and modern web applications. You will architect, build, and ship cloud-native features in an agile, fast-paced environment.

You will work with React, NestJS, and Spring Boot, design microservices, deploy to Azure, and implement CI/CD with Azure DevOps. Strong ownership, security focus, and hands-on leadership are essential.

Qualifications

• 10+ years of experience building scalable APIs.
• 8+ years in web app development with React and Node.js.
• Experience with Spring Boot and API security best practices.
• Expertise in event-driven architecture and microservices.

Responsibilities

• Design and implement scalable APIs following best practices.
• Build and maintain apps using React, NestJS, and Spring Boot.
• Develop event-driven microservices for distributed systems.
• Deploy on Azure Container Apps with CI/CD via Azure DevOps.
• Use IaC with Bicep to automate cloud provisioning.
• Operate Docker containerized deployments.
• Design relational and NoSQL databases.
• Work in a highly agile environment with cross-functional teams.
• Deliver incrementally with feature flags and production shipping.
• Build observable code using Azure monitoring and telemetry.

Skills

API design

React

NestJS

Spring Boot

Event-driven architecture

Microservices

Cloud-native architectures

Azure

Docker

CI/CD pipelines

IaC

SQL

NoSQL

Agile/Scrum

Security best practices

Tools

Azure Container Apps

APIM

Terraform

Terraform / Pulumi

Bicep

ARM Templates

Kubernetes

Docker

Azure DevOps

Job description

Job Title: Sr Full Stack Software Engineer

Duration: 1 Year Contract with strong chance of extension

Our client is seeking a Senior Full Stack Software Engineer with strong expertise in building scalable APIs, modern web applications, and cloud-native solutions. This role requires hands-on technical leadership & delivery, deep knowledge of event-driven architectures, and the ability to work iteratively in a highly agile environment.

Responsibilities

• Design and implement highly scalable APIs using best practices.
• Build and maintain applications using React, NestJS, and Spring Boot.
• Develop event-driven architectures and microservices for distributed systems.
• Deploy and manage applications on Azure Container Apps, configure APIM, and implement CI/CD pipelines through Azure DevOps.
• Use Bicep for IaC to automate cloud resource provisioning.
• Work with Docker for containerized deployments.
• Design and optimize relational and NoSQL databases.
• Productively use secure AI tools for assisted development while adhering to compliance and security best practices.
• Work iteratively in very agile environments, adapting to changing business priorities.
• Partner with cross-functional teams to deliver incremental value.
• Hands-on delivery focused rather than waiting for complete requirements; delivering quickly and often.
• Knowledge of using feature flags to deploy quickly.
• Strong sense of shipping products to production instead of just development.
• Building observable code using Azure monitoring and telemetry.

Qualifications

• 10+ years of extensive experience building scalable APIs.
• 8+ years of modern web application development using React and Node.js frameworks (NestJS preferred)
• Experience building scalable Spring Boot APIs.
• Experience with security best practices for APIs.
• Expertise in event-driven architecture and microservices.
• Strong understanding of cloud-native architectures & container-based development.
• Hands-on experience with Ideally Azure Container Apps, APIM, Docker, and CI/CD pipelines via Azure DevOps. (OR similar AWS stack)
• Experience with Infrastructure as Code (IaC), preferably Bicep or equivalent tools such as Terraform, ARM Templates, or Pulumi.
• Solid database knowledge (SQL and NoSQL).
• Ability to pivot quickly based on incremental business requirements.
• Strong sense of ownership is required.
• Plan and manage code merges, branching strategies, and releases.
• Ability to explain complex technical subjects, drive solution discussions.
• Strong analytical and problem-solving skills to troubleshoot and resolve complex technical issues.
• Familiarity with Agile/Scrum methodologies.

Nice-to-Have Qualifications

• Experience building discounting rules engines.
• Familiarity with TanStack for advanced React state management.
• Producing technical design documents, solution option analysis
• Excellent communication and presentation skills
• Balancing delivery vs. excellence, trade-offs, competing priorities
• Technical Leadership, planning & organization skills, work planning through Agile tools (ADO, JIRA), plan technical debt resolution, continuous improvements
• Experience with Application Insights, Log Analytics, distributed tracing, dashboards, alerting and telemetry-driven troubleshooting.