Senior Fullstack Developer - .NET/React (Hybrid)

DATA Communications Management Corp; Richmond Hill; Hybrid; CAD 90,000 - 110,000; Full time

Benefits offered by this job

Healthcare, dental and vision coverage

3 weeks vacation

Hybrid work environment

Job summary

DATA Communications Management Corp’s Octacom division in Richmond Hill is seeking a Senior Fullstack Developer to own end-to-end features across the platform, spanning backend services (.NET Framework, ASP.NET Core) and frontend React interfaces.

The role is hybrid, with 2–3 days in the Richmond Hill office. You will design APIs (REST/GraphQL), optimize MSSQL schemas, mentor juniors, and contribute to architectural decisions as the product scales for enterprise clients.

Qualifications

• Bachelor’s degree in CS/CE or related field.
• 5+ years of fullstack development experience.
• Strong experience with .NET Framework and ASP.NET Core.
• Proficient in MSSQL and API design (REST/GraphQL).

Responsibilities

• Design, build, and maintain fullstack features across backend and frontend.
• Architect and implement GraphQL and REST APIs with good documentation.
• Optimize MSSQL schemas, queries, and stored procedures.
• Collaborate with product and design teams to convert requirements into features.
• Mentor junior developers and participate in code reviews.

Skills

Fullstack development

NET Framework

ASP.NET Core

GraphQL

MSSQL

REST/Web APIs

Git workflows

Code reviews

Communication

Education

Bachelor’s degree in CS/CE

Tools

Hot Chocolate

SSMS

Git

Azure/AWS/GCP

Job description

DATA Communications Management Corp’s Octacom division in Richmond Hill is seeking a Senior Fullstack Developer to own end-to-end features across the platform, spanning backend services (.NET Framework, ASP.NET Core) and frontend React interfaces.

The role is hybrid, with 2–3 days in the Richmond Hill office. You will design APIs (REST/GraphQL), optimize MSSQL schemas, mentor juniors, and contribute to architectural decisions as the product scales for enterprise clients.