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Flynn Group Of Companies

Senior Web Application Developer

Company logo
Flynn Group Of Companies
North America’s leading building‑envelope trade contractor offering roofing, glazing, metals, waterproofing.
Senior web application developer responsible for designing, developing, and maintaining key applications using .NET, C#, Angular, and various databases in a cloud-based environment.
20d ago
C$130,000
Expert & Leadership (13+ years), Experienced (8-12 years)
Full Time
Mississauga, Ontario, Canada
Office Full-Time
Company Size
6,000 Employees
Service Specialisms
Roofing Systems
Glazing & Curtain Walls
Architectural Metals
Roofing Service
Waterproofing
Sector Specialisms
Commercial Roofing
Glazing
Cladding
Commercial
Industrial
Total Building Envelope
Role
What you would be doing
technical deliverables
on-call
code quality
cloud solutions
feature design
mentorship

*Help the team plan and execute technical deliverables

*Participate in a rotating weekly on-call schedule

*Will be a core member of the team to design, architect, develop, code reviews and

*Be a champion of code quality in team by adhering to CLEAN architecture and SOLID principles

*Design and implement scalable and resilient cloud solutions with security and disaster recovery in mind

*Design new application features and integrations in collaboration with team members to deliver complex changes

*Mentor other developers on the team in software development life cycle and best practices and elevate the skill of the team through technical mentorship

*Work with BA team and stakeholders to identify business needs and develop solutions that align with their objectives

*Ensure good code coverage and test coverage by writing and maintaining effective automated tests

What you bring
aws
databases
.net
frontend
senior
education

*General Amazon AWS knowledge (or equivalent): EC2, S3, CloudFront, Elastic Beanstalk, Dynamo DB

*Experience with commonly used relational database: MySQL, SQL Server, Postgres

*Experience in .NET / .NET Framework and C#

*Experience in entity framework

*Matching RRSP contributions

*Experience with TypeScript front-end frameworks: Angular, React, Vue

Our primary tech stack is .NET (C#) hosted in Amazon AWS and Microsoft Azure. We use MongoDB, MySQL, and SQL Server for our databases. Apps are built in ASP.NET and Angular for our web apps and a mix of Java, Swift, and Xamarin for our mobile apps.

*Experience with commonly used non-relational databases: MongoDB, DocumentDB, DynamoDB

*Basic networking knowledge and troubleshooting

*10+ years of recent experience, with at least 5 years in a Sr. Web Developer or similar senior role

*Experience with any of the following tools and technologies: Atlassian Jira, GitHub, Azure DevOps, Aha!, New Relic, Sumo Logic

*Post-secondary education in Computer Science/IT or related field

*MSDN Subscription

Benefits

*Employee and Family Assistance Program

*Monthly Azure credits

*Very well-equipped on-site gym w/ free access

*Monthly AWS credits

Our Tech StackOur primary tech stack is .NET (C#) hosted in Amazon AWS and Microsoft Azure. We use MongoDB, MySQL, and SQL Server for our databases. Apps are built in ASP.NET and Angular for our web apps and a mix of Java, Swift, and Xamarin for our mobile apps. *What we offer: *Funded training and development program*Very well-equipped on-site gym w/ free access*Dental and supplemental medical plan*Matching RRSP contributions*Employee and Family Assistance Program*Subsidized onsite cafeteria with excellent food choices!*Free parking and EV Charging facility *Family Events and Flynn Fest*MSDN Subscription*Monthly Azure credits*Monthly AWS creditsResponsibilities *Will be a core member of the team to design, architect, develop, code reviews and test our key applications*Design new application features and integrations in collaboration with team members to deliver complex changes*Design and implement scalable and resilient cloud solutions with security and disaster recovery in mind*Help the team plan and execute technical deliverables*Ensure good code coverage and test coverage by writing and maintaining effective automated tests*Be a champion of code quality in team by adhering to CLEAN architecture and SOLID principles*Mentor other developers on the team in software development life cycle and best practices and elevate the skill of the team through technical mentorship*Work with BA team and stakeholders to identify business needs and develop solutions that align with their objectives*Off-hours support as required*Participate in a rotating weekly on-call schedule What we are Seeking *10+ years of recent experience, with at least 5 years in a Sr. Web Developer or similar senior role*Post-secondary education in Computer Science/IT or related field*Experience in .NET / .NET Framework and C#*Experience in entity framework*Experience with TypeScript front-end frameworks: Angular, React, Vue*Experience with commonly used relational database: MySQL, SQL Server, Postgres*Experience with commonly used non-relational databases: MongoDB, DocumentDB, DynamoDB*Docker and container-hosting: AWS ECS, Kubernetes*General Amazon AWS knowledge (or equivalent): EC2, S3, CloudFront, Elastic Beanstalk, Dynamo DB *Basic networking knowledge and troubleshooting*Experience with any of the following tools and technologies: Atlassian Jira, GitHub, Azure DevOps, Aha!, New Relic, Sumo Logic

*Family Events and Flynn Fest

Relocation assistance provided for TOP qualified candidates.

*Funded training and development program

*Subsidized onsite cafeteria with excellent food choices!

*Dental and supplemental medical plan

*Free parking and EV Charging facility

Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
  • relocation assistance provided for top qualified candidates
Security clearance
  • participate in background checks as required
Company
Overview
1978
Year Established
Started in Winnipeg with a focus on commercial roofing before expanding into full building-envelope solutions.
35 offices
Geographic Reach
Operates across North America, delivering institutional, commercial, and industrial projects.
$1–1.3B
Annual Revenue
Reflects steady financial strength and sector leadership in the building-envelope solutions market.
20+ acquisitions
Growth Strategy
Expanded operations by merging with complementary envelope-trade firms, driving rapid growth.
  • Evolved from modest roofing beginnings by adding glazing, curtain walls, architectural metals, and waterproofing.
  • Handles complex envelope work, such as metal panel systems and custom glazing, on large-scale facilities.
  • Typical projects include commercial roofs, curtain-wall facades, architectural metal systems, and waterproofing installations.
Culture + Values
  • Safety is our top priority. Every employee goes home safely every day.
  • We treat people with respect, uphold integrity, and take accountability for our actions.
  • We deliver on our promises, keep commitments, and exceed expectations.
  • We embrace teamwork, collaboration, and open communication.
  • Continuous improvement and innovation drive our success.
Environment + Sustainability
2050 Target
Net-Zero Carbon Emissions
Aiming to reach net-zero carbon emissions by 2050 through strategic environmental initiatives and sustainable practices.
  • Committed to sustainability and reducing environmental impact across operations.
  • Focus on reducing energy consumption, waste, and water use.
  • Implementation of green building practices and sustainable materials.
  • Continuous monitoring and reporting of environmental performance.
Inclusion & Diversity
  • Committed to fostering a diverse and inclusive work environment.
  • Focused on increasing gender diversity in leadership roles.
  • Promotes a culture where all employees feel valued and respected.
  • Develops programs to advance the recruitment and retention of diverse talent.
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