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Back End Developer

Company

Appfabs Incorporation

Location

toronto, on

Posted

June 04, 2026

Position Overview

We are seeking an experienced

Senior Backend Developer

to join our engineering team ASAP, who is responsible for the cloud-native backbone powering InterAction+, CRM solution for law firms and professional services organizations.

This role requires a self-driven engineer who can take full ownership of complex backend services, collaborate across multiple product teams, and drive technical excellence in a distributed microservices environment.

Key Responsibilities Technical Ownership & Development

Design, develop, and maintain microservices-based backend systems using . NET 6/8 and C#

in a cloud-native

Azure

environment

Build and optimize

GraphQL APIs

(HotChocolate) and

RESTful services

for high-performance, multi-tenant applications

Develop and maintain API Gateway and Proxy services that handle millions of requests across global deployments

Implement c...

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