Web developer jobs in Stouffville, ON and nearby

Web developer jobs within 25 km of Stouffville, ON, Canada. Nearby towns and cities are included. Distances are straight-line, not driving distances.

Counted Nov 1, 2026

Hiring at a glance

View jobs

Open jobs: 17
Employers: 15

Advertised starting pay

Not enough comparable pay figures yet.

Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.

Where work happens

Remote: 0%0 listings
Hybrid: 65%11 listings
On-site: 35%6 listings

Employers hiring include Adastra Corporation (2), Avant Imaging & Information Management, Inc. (2), AIIM (1).

Sources & calculation notes

These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.

Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.

Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count

Web developer jobs in Stouffville, ON and nearby

Within 25 km

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Added 2 days ago
PC
Full Stack Developer (Backend-Focused)
Parabellyx Cybersecurity
Richmond Hill, ON
- Full-time
About the roleParabellyx Cybersecurity is hiring a mid-to-senior Full Stack Developer, weighted toward the backend, to build and run the data and scanning engine behind Luma. You will own…
Added 3 days ago
Fullstack Developer
Adastra Corporation
Markham, ON
We are seeking a Full Stack Developer with a strong focus on frontend engineering to help build modern, user-centric web applications that deliver analytics, AI-driven insights, operational…
Added 3 days ago
AC
Fullstack Developer
Adastra Corporation
Markham, ON
- Contract
We are looking for a Full Stack Developer to build scalable, production-ready applications that combine modern backend engineering with advanced AI and Generative AI capabilities. The role…
Added 6 days ago
TI
Full Stack Developer
TuxMat Inc.
Richmond Hill, ON
- Full-time
Added 9 days ago
M
Web Developer (.NET)
Merrithew®
Toronto, ON
- $70,000 to $75,000 CAD / year
- Contract
Reports to: Senior Web Developer, Information Technology
Added 12 days ago
SI
Full-Stack Developer (Rust & WebAssembly)
SuperQubit Inc.
Markham, ON
- $80,000 to $120,000 CAD / year
- Full-time
Job Title: Full-Stack Developer (Rust & WebAssembly)
Added 16 days ago
PC
Senior Full-Stack Developer
Premier Construction Software
Markham, ON
- Full-time
Added 16 days ago
JS
Senior Full-Stack Developer
Jonas Software
Markham, ON
- Full-time
Added 22 days ago
BB
Intermediate Frontend Developer
Best Buy Canada
Newmarket, ON
- Full-time
As an intermediate frontend developer, which at Best Buy we call it a software developer II, you'll play a vital role in enhancing customer and associate experiences by developing…
Added 23 days ago
AI
Full Stack Developer - .NET (Intermediate)
Avant Imaging & Information Management, Inc.
Toronto, ON
- Full-time
Reporting to the VP, Solutions & Delivery, we are looking for a talented and motivated Full Stack Developer – .NET to join our development team. The ideal candidate will have strong…
Added 1 month ago
E
Full Stack Developer
Embross
Richmond Hill, ON
- $85,000 to $100,000 CAD / year
Added 1 month ago
A
Full Stack Developer - .NET (Intermediate)
AIIM
Toronto, ON
- Full-time
Reporting to the VP, Solutions & Delivery, we are looking for a talented and motivated Full Stack Developer – .NET to join our development team. The ideal candidate will have strong…
Added 1 month ago
HP
Java Full Stack Developer (Onsite, Markham, Ontario)
HR POD Careers
Markham, ON
- Full-time
Added 2 months ago
DC
Senior Fullstack Developer
DATA Communications Management Corp
Richmond Hill, ON
- $90,000 to $110,000 CAD / year
- Full-time
Added 2 months ago
O
Senior Fullstack Developer
Octacom
Richmond Hill, ON
- $90,000 to $110,000 CAD / year
- Full-time
Added 1 month ago
AI
Full Stack Developer
Avant Imaging & Information Management, Inc.
Toronto, ON
- Full-time
Reporting to the VP, Solutions & Delivery, we are looking for a talented and motivated Full Stack Developer – .NET to join our development team. The ideal candidate will have strong…
Added 6 months ago
PI
Senior Web Developer
Pala Interactive
Toronto, Ontario
- Full-time
…casino, bingo, and poker, across all distribution channels (web, download, tablet & smartphone). Boyd Interactive has 150 employees in Toronto, New Jersey, California, and…

No more jobs.

Avant Imaging & Information Management, Inc.

Full Stack Developer

Toronto, ON, Canada
Scarborough, ON, Canada

Full-time

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Job details

Job type: Full-time
Posting language: English
Posted: Sep 10, 2026

Original job description

Role Purpose

Reporting to the VP, Solutions & Delivery, we are looking for a talented and motivated Full Stack Developer – .NET to join our development team. The ideal candidate will have strong experience building scalable, secure, and high-performance web applications using the Microsoft .NET ecosystem, along with modern front-end technologies.

You will be responsible for designing, developing, testing, deploying, and maintaining end-to-end applications while working closely with product managers, business analysts, QA engineers, DevOps teams, and other developers.

Core Responsibilities

Design, develop, and maintain full-stack web applications using C#, .NET / .NET Core, ASP.NET Core, and Web API.
Build responsive and user-friendly front-end applications using React, Angular, Blazor, or similar modern JavaScript/C# frameworks.
Develop scalable RESTful APIs and integrate third-party services and enterprise systems.
Design and optimize relational databases using SQL Server, including tables, stored procedures, views, functions, and queries.
Implement secure authentication and authorization using technologies such as OAuth 2.0, OpenID Connect, JWT, and ASP.NET Core Identity.
Process and transform large fixed-width and delimited (CSV/flat) input files as part of data integration and batch workflows.
Generate large, well-structured XML output and associated XSD schemas for downstream systems and partners.
Integrate with document/PDF generation platforms such as Quadient, Exstream, or SmartCOMM to support customer communications.
Write clean, maintainable, reusable, and well-tested code following established coding standards and design patterns.
Participate in architecture and technical design discussions and contribute to application modernization initiatives.
Develop unit, integration, and automated tests to ensure application quality and reliability.
Troubleshoot and resolve application defects, performance issues, and production incidents.
Work with DevOps teams to support CI/CD pipelines, automated deployments, monitoring, and cloud infrastructure.
Collaborate with cross-functional teams to understand requirements and translate them into technical solutions.
Conduct code reviews and provide constructive feedback to team members.
Create and maintain technical documentation, API documentation, and development standards.
Stay current with emerging technologies and recommend improvements to development practices and application architecture.

Required Qualifications

Backend

Strong proficiency in C#
Hands-on experience with .NET / .NET Core
Strong experience with ASP.NET Core
Experience developing RESTful Web APIs
Knowledge of Entity Framework Core
Understanding of dependency injection, middleware, configuration, logging, and application lifecycle
Good understanding of object-oriented programming and SOLID principles
Experience with common design patterns and clean architecture principles
Experience processing large fixed-width and delimited input files
Experience generating large XML files and XSD schemas
Experience integrating with PDF generation software such as Quadient, Exstream, SmartCOMM, or similar

Frontend

Strong experience with JavaScript / TypeScript
Hands-on experience with at least one modern framework: React, Angular, Vue.js, or Blazor (C#-based)
Strong knowledge of HTML5, CSS3, and responsive web design
Experience consuming REST APIs and handling client-side state
Familiarity with frontend build tools and package managers such as npm

Database

Strong experience with Microsoft SQL Server
Proficiency in writing complex SQL queries
Experience with stored procedures, functions, views, indexes, and query optimization
Understanding of database design, normalization, transactions, and performance tuning
Experience with Entity Framework Core or another ORM

Cloud & DevOps

Experience with Microsoft Azure or another major cloud platform
Familiarity with Azure services such as Azure App Service, Azure Functions, Azure SQL, Azure Storage, Azure Key Vault, and Azure Service Bus
Experience with CI/CD pipelines
Familiarity with Git-based source control and branching strategies
Experience with Docker and containerization is a plus
Understanding of application monitoring, logging, and observability

Testing & Quality

Experience with unit testing using frameworks such as xUnit, NUnit, or MSTest
Understanding of integration and API testing
Familiarity with mocking frameworks such as Moq
Experience with automated testing and continuous integration
Strong understanding of secure coding and application performance practices

Preferred Skills

Experience with microservices architecture
Knowledge of Azure DevOps or GitHub Actions
Experience with Docker and Kubernetes
Knowledge of messaging technologies such as Azure Service Bus, RabbitMQ, or Kafka
Experience with Redis or other caching technologies
Knowledge of GraphQL is a plus
Familiarity with Elasticsearch or similar search technologies
Experience with Agile/Scrum development methodologies
Understanding of Domain-Driven Design (DDD)
Experience with application performance monitoring tools
Knowledge of AI/ML integrations or consuming LLM APIs is a plus

Qualifications

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, or equivalent practical experience.
3–7+ years of professional software development experience, depending on level.
Strong hands-on experience with the .NET ecosystem and modern frontend development.
Demonstrated experience delivering production-grade web applications.
Strong analytical, problem-solving, and debugging skills.
Excellent communication and collaboration skills.

What We're Looking For

The successful candidate should be:

A strong problem solver with excellent attention to detail.
Comfortable working across both frontend and backend technologies.
Able to take ownership of features from requirements through deployment.
Passionate about writing clean, maintainable, and scalable code.
Comfortable working in a collaborative Agile environment.
Able to communicate technical concepts effectively to both technical and non-technical stakeholders.

Typical Technology Stack

Backend: C#, .NET 8/9+, ASP.NET Core, Web API, Entity Framework Core
Frontend: React / Angular / Blazor, TypeScript, JavaScript, HTML5, CSS3
Database: Microsoft SQL Server
Cloud: Microsoft Azure
DevOps: Azure DevOps / GitHub Actions, CI/CD, Docker
Testing: xUnit / NUnit, Moq, Postman
Version Control: Git / GitHub / Azure Repos
Architecture: REST APIs, Microservices, Clean Architecture, SOLID, Design Patterns
Data & Documents: Fixed-width & delimited file processing, XML/XSD generation, PDF/document composition (Quadient, Exstream, SmartCOMM)

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More about this job

Responsibilities

You will design, develop, and maintain full-stack web applications using the .NET ecosystem and modern front-end frameworks. The role involves collaborating with cross-functional teams to build scalable APIs, manage SQL databases, and support CI/CD pipelines.

Requirements

Candidates must have 3–7+ years of professional software development experience with strong proficiency in C#, .NET, and modern front-end technologies. A bachelor's degree in a relevant field or equivalent practical experience is required.

Skills

C#
.NET Core
ASP.NET Core
React
Angular
Blazor
SQL Server
RESTful APIs
JavaScript
TypeScript
Azure
CI/CD
Docker
Entity Framework Core
Unit testing
Clean architecture

Visa sponsorship

Not detected in the job text

Keywords

C#
.NET Core
ASP.NET Core
React
Angular
Blazor
SQL Server
RESTful APIs
JavaScript
TypeScript
Azure
CI/CD
Docker
Entity Framework Core
Unit testing
Clean architecture
SOLID principles
OAuth 2.0
XML
XSD
Agile
Scrum
Git
Azure DevOps
GitHub Actions
Microservices
Domain-Driven Design
Web API
HTML5
CSS3

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