Senior Web Application Developer

Seattle, Washington

Flynn Group of Companies
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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. This role will require candidates to be based in the Toronto, Canada area. Flynn Companies will provide assistance in obtaining work authorization to be legally authorized to work and reside in the Toronto, Canada area.

Relocation assistance provided for TOP qualified candidates.

Our Tech Stack

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.

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 (retirement)

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 credits

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

Date Posted: 05 May 2025
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