Full Stack Engineer

GEI Consultants, Inc.; Vaughan; Hybrid; CAD 90,000 - 130,000; Full time

Job summary

A leading engineering consultancy in Vaughan is seeking a Full Stack Engineer. The role involves developing and maintaining secure front-end and back-end components for AI-enabled solutions, integrating various services, and ensuring optimal performance. Candidates should have 4+ years of experience with React or Angular and familiarity with .NET or Node/TypeScript. This position offers competitive compensation, a comprehensive benefits package, and opportunities for career advancement in a collaborative and supportive environment.

Benefits

Market-Competitive Compensation

Comprehensive Benefits Program

Hybrid Work Schedules

Continuing Education Assistance

Paid Holidays and Generous Paid Time Off

Qualifications

• 4+ years of experience in full stack application development using React or Angular and .NET or Node/TypeScript.
• Proficiency in C# and .NET.
• Experience building and consuming RESTful services and microservices architectures.

Responsibilities

• Develop and maintain secure front-end and back-end application components.
• Ensure seamless integration of AI solutions into applications and workflows.
• Support AI-powered applications and integrations.

Skills

Full stack application development

React or Angular

.NET or Node/TypeScript

C#

Microsoft Azure

RESTful services

DevOps tools

Education

Relevant degree or equivalent experience

Tools

SQL Server

Azure DevOps

Job description

Overview

Location: Vaughan, ON, Canada

Date Posted: Jan 13, 2026

The Full Stack Engineer is responsible for front-end development and back-end interconnection of solutions that support AI-powered applications and integrations across GEI. This role builds user-facing and backend components for AI-enabled solutions, including custom applications and Copilot extensibility, ensuring seamless integration, performance, and scalability.

The Full Stack Engineer plays a hands-on delivery role in active AI Solutions Factory use cases by developing and maintaining application components, integrating AI services, and supporting secure, reliable deployment of AI-enabled applications within GEI’s technology environment.

• Develop and maintain secure front-end and back-end application components.
• Build user-facing web interfaces using React or similar frameworks and backend services using .NET or Node.
• Ensure seamless integration of AI solutions into applications and workflows.
• Integrate Microsoft Graph APIs and related enterprise services.
• Implement authentication and authorization using Entra ID, OAuth, and role-based access controls.
• Optimize application performance, reliability, scalability, and observability.
• Support AI-powered applications and integrations that enable Copilot extensibility and custom solutions.

Minimum Qualifications

• 4+ years of experience in full stack application development using React or Angular and .NET or Node/TypeScript.
• Proficiency in C# and .NET.
• Proficiency with Microsoft Azure and cloud-native application development.
• Experience building and consuming RESTful services and microservices architectures.
• Knowledge of Microsoft Azure AI and integration of AI capabilities into applications.
• Experience with Azure services such as Web Apps, Logic Apps, Containers, Functions, API Management, and monitoring tools.
• Familiarity with SQL Server and Azure SQL.
• Experience with front-end frameworks such as Angular, React.js, or Node.js.
• Understanding of DevOps tools and practices, including Git and Azure DevOps.
• Knowledge of secure coding practices, data privacy, and application security best practices.

We are GEI.

Some of the world’s most pressing problems – from climate change to sustainable development, to critical infrastructure and the future of our energy supply – need our brightest and diverse minds working together to create safer, more resilient communities for tomorrow.

We are technical experts, collaborators, and entrepreneurs who draw from diverse backgrounds to solve our clients’ most complex challenges.

With several offices across North America, we offer a range of engineering, science, and technical consulting services. Our range of expertise, project types, and culture make us the choice for top talent in the AEC industry. See all our office locations here

As an employee-owned company, our employees support our flat leadership structure, have a say in how our business operates and benefit from our financial success. We are committed to employee growth with career development opportunities, competitive total rewards, a well-being program, flexible work arrangements and more. Our company culture is driven by our 4 Cs – we are Client-Centered, Curious, Collaborative, and Community Minded – which support our focus on sustainability, safety, diversity, equity and inclusion. Get to know us better by visiting GEI’s career site here.

GEI’s Total Rewards Package Includes

• Market-Competitive Compensation, including Eligibility for an Annual Performance Bonus
• Pay Range For This Position: CA$90,000.00 – CA$130,000.00/year
• Comprehensive Benefits Program, including Medical, Dental, Vision, Life, Disability and More
• Well-Being Program and Paid Parental Leave
• Hybrid Work Schedules and Cell Phone Stipends
• GEI University (GEIU) with Continuing Education Assistance and Tuition Reimbursement
• Connecting Conversation Program with a Focus on Professional Development and Opportunities for Advancement
• Support and Financial Rewards for Publication Awards, Professional Dues, and Professional Licenses
• Paid Holidays and Generous Paid Time Off Program
• Rewards and Recognition
• GEI-Funded Profit Sharing and 401(k)
• Opportunity to be an Owner and Shareholder
• A Vibrant Culture that is Focused on Partnership, Sustainability, Giving Back to Our Communities and Diversity, Equity and Inclusion

PHYSICAL REQUIREMENTS

WORK ENVIRONMENT

Functional Demands:

Sedentary

Light

Medium

Other

Activity Level Throughout Workday

Physical Activity Requirements

Occasional

(0-35% of day)

Frequent

(33-66% of day)

(67-100% of day)

Not Applicable

x

Standing

x

Walking

x

Climbing

x

Lifting (floor to waist level) (in pounds)

x

Lifting (waist level and above) (in pounds)

x

Carrying objects

x

Push/pull

x

Twisting

x

x

Reaching forward

x

Reaching overhead

x

x

x

x

Keyboard use/repetitive motion

x

Taste or smell

x

Talk or hear

x

Accurate 20/40

Very Accurate 20/20

Not Applicable

Near Vision

x

Far Vision

x

Yes

No

Not Applicable

Sensory Requirements

Minimal

Moderate

Accurate

Not Applicable

Depth perception

x

Hearing

x

Reasonably Anticipated

Not Anticipated

x

Chemical

x

x

Extreme temperatures

x

Radiation

x

Uneven surfaces or elevations

x

x

Dust/particulate matter

x

Other (exposure risks):

x

8

10

12

Other work hours

GEI is an AA/equal opportunity employer, including disabled and veterans.