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Web Application Developer Intern Jobs in Ontario

Perseus Group

Software Developer Intern

Markham, ON

CA$22.50 - CA$27.50/hr

... web-based ERP software for homebuilders, using AI-assisted development throughout the SDLC ... Study and understand the application's functionality, workflow, and design. * Work with the team to ...

StackandCo

... Web Applications Developer to join their high calibre team who are granted a lot of creative control. \n \n \n \n \n \n Requirements \n \n \n \n \n \n * 4+ years Web Application experience ...

StackandCo

\n \n \n \n \n Are you a talented Web Applications UI Developer? Do you want to be part of a close ... years Web Application experience (experience developing websites only is not sufficient) \n

StackandCo

\n \n \n \n \n Full Stack Software Developer I have a open role for a Senior Full Stack Web ... You will be designing and making a new application that will change the way health care ...

Voices

Web Developer

Toronto, ON · On-site

  • Medical

  • Dental

  • PTO

Web Developer Location: Ontario (Hybrid - See "Hybrid Work Details" section below for more ... Application Development * Build and maintain customer-facing and internal user interfaces using ...

Scotiabank

Senior Web Developer

Toronto, ON · On-site +1

  • PTO

We are looking for a Senior Web Developer to design, build, and scale high quality web applications ... We'd love to work with you if you have: * 8+ years of professional experience in web application ...

Ciena

Software Developer Intern - Fall 2026

Ottawa, ON · On-site

CA$25 - CA$35/hr

  • PTO

This co-op/intern opportunity provides hands-on experience contributing to real-world engineering ... Contribute to coding assignments that enhance embedded platform and application software * Create ...

StackandCo

\n \n \n \n \n The Full Stack Web Developer role is a key role in supporting IT Solutions and ... NET web application development technologies (MVC 5, MVC Identity, Linq, Entity Framework) \n

StackandCo

... application developers to join the team in Nenagh, Tipperary. \n \n \n The primary responsibility ... In\-depth experience with several full stack technologies such as Spring, Spring\-Boot, Spring\-Web ...

StackandCo

... Application Developer to join their brand\-new Irish office building the next generation of ... In\-depth experience with several full stack technologies such as Spring, Spring\-Boot, Spring\-Web ...

StackandCo

\n \n \n \n \n Role Overview The primary responsibility of the application developer, in ... In\-depth experience with several full stack technologies such as Spring, Spring\-Boot, Spring\-Web ...

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Showing results 1-20

All JobsWeb Application Developer Intern JobsWeb Application Developer Intern Jobs in Ontario

Web Application Developer Intern information

What does a web application developer intern do?

A Web Application Developer Intern assists in creating and maintaining web-based software applications. They often work alongside experienced developers to write code, fix bugs, and test features. Interns may use programming languages such as HTML, CSS, JavaScript, and frameworks like React or Angular. Their role provides hands-on experience with the full software development lifecycle and helps them build practical technical skills for future careers.

What types of projects and technologies can I expect to work with as a web application developer intern?

As a Web Application Developer Intern, you can expect to work on a variety of projects ranging from building new features for existing web applications to fixing bugs and improving user interfaces. Interns often collaborate with front-end and back-end developers, gaining hands-on experience with technologies such as HTML, CSS, JavaScript, and frameworks like React or Angular. You'll also have opportunities to participate in code reviews and agile development cycles, allowing you to learn best practices and work within a structured team environment. These experiences are designed to help you build a strong technical foundation and prepare for more advanced roles in web development.

What are the key skills and qualifications needed to thrive as a web application developer intern, and why are they important?

To thrive as a Web Application Developer Intern, you need a solid understanding of programming languages such as HTML, CSS, JavaScript, and familiarity with web frameworks, often supported by coursework in computer science or related fields. Experience with version control systems like Git and exposure to development tools or environments such as Visual Studio Code are typically expected. Strong problem-solving abilities, attention to detail, and a willingness to learn make an intern stand out in this position. These skills and qualities are important because they enable effective contribution to development teams, rapid adaptation to new technologies, and the delivery of high-quality code.

What is the difference between Web Application Developer Intern vs Software Developer Intern?

AspectWeb Application Developer InternSoftware Developer Intern
Required SkillsHTML, CSS, JavaScript, basic backend knowledgeProgramming languages like Java, C++, Python
Work EnvironmentWeb development teams, front-end/back-end projectsGeneral software development across various platforms
Industry UsageTech companies, startups focusing on web appsBroader tech industry, including app and software firms

The main difference is that Web Application Developer Interns focus on building and maintaining websites and web-based applications, requiring skills in web technologies. Software Developer Interns have a broader scope, working on various software projects using programming languages. Both roles are entry-level, often require similar certifications or coursework, and are common in tech industries. The choice depends on whether you prefer web-specific development or general software development.

What cities in Ontario are hiring for Web Application Developer Intern jobs?

Cities in Ontario with the most Web Application Developer Intern job openings:

Web Application Developer Intern jobs near you

Web Application Developer

Flynn Group of Companies

Mississauga, ON

CA$70K - CA$110K/yr

Full-time

Re-posted 23 days ago

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 Web Application Developer to work in our beautiful Mississauga location. 
 
 
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
 
-Lead and drive all activities to integrate real and near-real time capabilities between new core products and other applications
 
-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
 
-Participate in a rotating weekly on-call schedule
 
-Off-hours support as required
 
What we are Seeking
-Must have at least 5 years of experience working on web development
 
-Post-secondary education in Computer Science/IT or related field
 
-4 years of experience with web development - Angular, Jquery, KondoUI, API, .NET Core, MongoDB and/or MySQL
 
-Experience in .NET / .NET Framework and C#
 
-2 years with cloud technologies - AWS or Azure. Experience working with integrating interconnected systems such as microservices
 
-Solid understanding of and hands on experience with CLEAN architecture and SOLID principles
 
-Troubleshoot and resolve technical issues and provide support during the testing and deployment phases
 
-Experience in Agile environment using tools such as JIRA, Aha
 
-Knowledge of security best practices
 
-Experience with containerization
 
-Nice to have: Experience working with observability and monitoring tools such as Sumo Logic, New Relic, CloudWatch, etc.
 
-Nice to have: Experience working with DevOps concepts such as CI/CD and Infrastructure as Code
 
-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 
$70,000 - $110,000 a year
#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.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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