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Web Application Developer Intern Jobs in Kitchener, ON

Acceldata

Sales Engineering Co-Op

Kitchener, ON · On-site

CA$20 - CA$30/hr

WHY INTERN WITH US * Gain valuable experience at a fast-growing tech startup in Canada. * Work on ... Application Documents Required * Co-op Work History * Resume * Grade Report Compensation and ...

Sun Life Financial

Software Engineer

Waterloo, ON · On-site +1

NET, REST API, SOAP-based web services, Crystal Report, and Powershell. * Strong SQL and SQL Server ... Proven expertise with CI/DevOps tools (TFS, Git, Artifactory, NuGet) and unit test automation.

Sun Life Financial

Software Engineer

Waterloo, ON · On-site +1

NET, REST API, SOAP-based web services, Crystal Report, and Powershell. * Strong SQL and SQL Server ... Proven expertise with CI/DevOps tools (TFS, Git, Artifactory, NuGet) and unit test automation.

Acceldata

Software Engineering Co-op

Kitchener, ON

Why Intern With Us: At Acceldata, you won't just be writing code; you'll be shaping the foundation ... Application Documents Required * Proof of Co-Op enrollment * Co-Op Work History, if applicable

Manulife

GRO Program - Technology (Waterloo)

Waterloo, ON · Hybrid

CA$69K - CA$115K/yr

Understand DevOps, Web and Mobile development and testing, Test Driven Development, Pair ... Application Instructions: * Pleasesubmityour resume in PDF format. #LI-Hybrid This posting supports ...

Schema App

Senior IT Engineer

Guelph, ON · On-site

... the agentic web tomorrow: driving growth, protecting their brand, and leading in the next ... You continuously build your skills across IT, security, automation, AI, and DevOps and look for ...

Schema App

Senior IT Engineer

Guelph, ON · Hybrid

... the agentic web tomorrow: driving growth, protecting their brand, and leading in the next ... You continuously build your skills across IT, security, automation, AI, and DevOps and look for ...

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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 near Kitchener, ON are hiring for Web Application Developer Intern jobs?

Cities near Kitchener, ON with the most Web Application Developer Intern job openings:

Web Application Developer Intern jobs near you

Senior Full Stack Software Engineer

Waterloo, ON • On-site

Manulife
See more jobs at Manulifeexternal

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago

Key responsibilities

  • Design, develop, and maintain scalable web applications using React and .NET 8.

  • Build and enhance RESTful APIs and microservices aligned with enterprise standards.

  • Collaborate with cross-functional teams to deliver end-to-end features and participate in code reviews, architecture discussions, and sprint planning.

Job description

Manulife is a leading international financial services provider, helping people make decisions easier and lives better. Help shape the future you want to see - and discover that better can take you anywhere you want to go.

We are seeking a Senior .NET Full Stack Engineer to build and deliver scalable, enterprise-grade digital solutions that support secure, seamless, and customer-centric experiences.

In this role, you will work across the full technology stack-from modern React front ends to .NET 8 back-end services-contributing to high-impact initiatives. You will help shape architecture decisions, drive engineering best practices, and support continuous improvement through innovation and automation.

This is an opportunity to collaborate with cross-functional teams, influence technical direction, and mentor engineers while working in a fast-paced, agile environment.

Position Responsibilities

  • Design, develop, and maintain scalable web applications using React (front end) and .NET 8 (back end).

  • Build and enhance RESTful APIs and microservices aligned with enterprise standards for security, resiliency, and performance.

  • Leverage GitHub and GitHub Actions for source control, code quality, and CI/CD automation.

  • Collaborate with product, design, and QA teams to deliver end-to-end features and business outcomes.

  • Participate in code reviews, architecture discussions, and sprint planning to ensure engineering excellence.

  • Troubleshoot complex technical issues and optimize system performance, reliability, and scalability.

  • Mentor junior engineers and contribute to a culture of continuous learning and knowledge sharing.

  • Stay current with emerging technologies and recommend improvements to frameworks, tools, and practices.

Required Qualifications

  • 8+ years of experience in full-stack software development in enterprise environments.

  • Strong hands-on experience with .NET 8, C#, ASP.NET Core, and Entity Framework.

  • Experience building modern front-end applications using React and TypeScript.

  • Proven experience designing and developing scalable APIs and distributed systems.

  • Hands-on experience with GitHub, GitHub Actions, and CI/CD pipelines.

  • Strong understanding of software engineering best practices (design patterns, secure coding, testing).

  • Experience with unit and integration testing frameworks.

  • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience).

Preferred Qualifications

  • Experience with microservices and API architecture design.

  • Knowledge of application security and DevSecOps practices.

  • Experience with Azure cloud services, including AKS (Kubernetes).

  • Experience with event-driven architectures and messaging systems.

  • Experience with containerization (Docker).

  • Exposure to distributed and cloud-native systems.

When You Join Our Team

  • We'll empower you to learn and grow the career you want.

  • We'll recognize and support you in a flexible environment where well-being and inclusion are more than just words.

  • As part of our global team, we'll support you in shaping the future you want to see.

If you are applying to this role in Massachusetts, please note the salary range is $107,450.00 - $199,550.00USD. Additionally, employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance.

The role being advertised is an existing vacancy.

About Manulife and John Hancock

Manulife Financial Corporation is a leading international financial services provider, helping people make their decisions easier and lives better. To learn more about us, visit https://www.manulife.com/en/about/our-story.html.

Manulife is an Equal Opportunity Employer

At Manulife/John Hancock, we embrace our diversity. We strive to attract, develop and retain a workforce that is as diverse as the customers we serve and to foster an inclusive work environment that embraces the strength of cultures and individuals. We are committed to fair recruitment, retention, advancement and compensation, and we administer all of our practices and programs without discrimination on the basis of race, ancestry, place of origin, colour, ethnic origin, citizenship, religion or religious beliefs, creed, sex (including pregnancy and pregnancy-related conditions), sexual orientation, genetic characteristics, veteran status, gender identity, gender expression, age, marital status, family status, disability, or any other ground protected by applicable law.

It is our priority to remove barriers to provide equal access to employment. A Human Resources representative will work with applicants who request a reasonable accommodation during the application process. All information shared during the accommodation request process will be stored and used in a manner that is consistent with applicable laws and Manulife/John Hancock policies. To request a reasonable accommodation in the application process, contact hr@manulife.com.

Referenced Salary Location

Boston, Massachusetts

Working Arrangement

Hybrid

Salary range is expected to be between

$107,450.00 USD - $199,550.00 USD

Employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance. The actual salary will vary depending on local market conditions, geography and relevant job-related factors such as knowledge, skills, qualifications, experience, and education/training. If you are applying for this role outside of the primary location, please contact hr@manulife.com for the salary range for your location.

Manulife/John Hancock offers eligible employees a wide array of customizable benefits, including health, dental, mental health, vision, short- and long-term disability, life and AD&D insurance coverage, adoption/surrogacy and wellness benefits, and employee/family assistance plans. We also offer eligible employees various retirement savings plans (including pension/401(k) savings plans and a global share ownership plan with employer matching contributions) and financial education and counseling resources. Our generous paid time off program in the U.S. includes up to 11 paid holidays, 3 personal days, 150 hours of vacation, and 40 hours of sick time (or more where required by law) each year, and we offer the full range of statutory leaves of absence.

We use data and analytics technologies, such as artificial intelligence (AI), and automated processing tools, to analyze and process the information you provide to us or third parties in the application process. For more information, please refer to our personal information collection statement.

Know Your Rights I Family & Medical Leave I Employee Polygraph Protection I Right to Work I E-Verify

Company: John Hancock Life Insurance Company (U.S.A.)

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