Senior .NET Backend Engineer – Scalable APIs

Explorance; Montreal (administrative region); On-site; CAD 110,000 - 140,000; Full time

Job summary

Explorance is seeking a skilled Full-Stack Developer in Montreal to strengthen the backend and data-access layers of our platform. You will design scalable APIs, build secure backend components, and collaborate with architects to deliver robust features for millions of users.

The role emphasizes RESTful API optimization, high-availability systems, and active participation in code reviews and demos, with opportunities to mentor junior developers and influence architecture decisions.

Qualifications

• 7+ years of experience in .NET back-end development.
• 7+ years of experience with MS SQL Server development.
• Strong experience in building and optimizing RESTful APIs for large datasets.
• Proficiency in C#, ASP.NET Core.
• Strong understanding of web application architecture and high-availability web systems.

Responsibilities

• Design and implement highly scalable and efficient data access layers and APIs.
• Develop secure, reusable, and high-performance backend components for new features.
• Work closely with software architects and developers to plan, design, and maintain solutions.
• Estimate efforts for new features and change requests.
• Write technical design documents and contribute to architecture discussions.
• Conduct and participate in peer code reviews to maintain high-quality standards.
• Troubleshoot and resolve production issues (Level 3 support).
• Be part of feature demos, sharing progress with the team.

Skills

.NET back-end development

MS SQL Server development

RESTful APIs

C#

ASP.NET Core

Web app architecture

Tools

Git

Azure DevOps

CI/CD pipelines

IIS

Redis Cache

RabbitMQ

Graph SQL

Vue.js

Angular

Azure Stack

Job description

Explorance is seeking a skilled Full-Stack Developer in Montreal to strengthen the backend and data-access layers of our platform. You will design scalable APIs, build secure backend components, and collaborate with architects to deliver robust features for millions of users.

The role emphasizes RESTful API optimization, high-availability systems, and active participation in code reviews and demos, with opportunities to mentor junior developers and influence architecture decisions.