Job Description
At Flynn, it's not just a job, it's a career
Flynn Group of Companies, North America’s leading building envelope contractor is looking to hire a Sr. Web Application Developer to work in our beautiful Mississauga location.
Relocation assistance provided for TOP qualified candidates. And expects individuals coming to office all 5 days
Our Tech Stack
Our primary tech stack is .NET (C#) hosted in 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.
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
-Enterprise AI subscription (GitHub Copilot, Claude, or similar - your choice)
Responsibilities
-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
-Familiarity with AI-powered development tools such as GitHub Copilot, Claude Code, or similar - we embrace AI-assisted development as part of our engineering culture
-We trust our engineers - if there's a tool, license, or resource that helps you work better, just ask. We'll make it happen
#LI-AD1
Flynn Group of Companies is the leading trade contractor in North America that works on virtually every aspect of a building’s outer layer, including Roofing, Glazing, Waterproofing, and Architectural Metals. The foundation of our award winning success is having the right people on our team.
Disclosure: We use an AI-powered system to initially screen resumes. However, all applications/resumes are also reviewed by our team of Human Resources and Talent Acquisition Professionals to ensure a fair and thorough evaluation in determining a candidate’s potential fit for a role they applied to.
This posting is for an existing vacancy within the organization.
