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Junior Java Developer Intern Jobs in Brampton, ON

Purolator

Technology Developer

Mississauga, ON · On-site

Mentor junior and intermediate developers, share knowledge and promote consistent engineering ... Strong Java and Spring Boot development experience, including REST APIs, Maven, JSON and service ...

Purolator

Technology Developer

Mississauga, ON · On-site

Mentor junior and intermediate developers, share knowledge and promote consistent engineering ... Strong Java and Spring Boot development experience, including REST APIs, Maven, JSON and service ...

Scotiabank

Junior Software engineer

Toronto, ON · On-site +1

Java What You'll Do: * Develop and maintain responsive web applications using ReactJS * Build and ... CI/CD practices and DevOps concepts Beyond technical skills, we value individuals who: * Take ...

Intuit

Staff Software Developer, Full Stack

Toronto, ON · Hybrid

CA$164K - CA$222K/yr

The ideal candidate is an experienced Software Developer who is experienced with Java, TypeScript ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...

Scotiabank

Software Developer

Scarborough, ON · On-site

Mentor junior developers and promote best practices in development, testing, and deployment ... Java * IBM MQ / JMS * SQL * ORM frameworks (IBM pureQuery preferred) Database & Data Skills

Sync.com

Software Developer

Toronto, ON · On-site

CA$97K - CA$100K/yr

Backend: Node.js, TypeScript, PHP, Java * Frontend: Angular, Vue.js, React * Databases: MySQL ... Experience mentoring junior developers or interns. Perks: * Generous wellness program * Best-in-the ...

JLL

Staff Software Developer

Toronto, ON · On-site

Mentor junior engineers on proper standards and techniques to improve their accuracy and efficiency ... Node.js, Java, Go, or C# * Experience designing and maintaining RESTful or gRPC APIs * Solid ...

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Junior Java Developer Intern information

What is the difference between Junior Java Developer Intern vs Junior Java Developer?

AspectJunior Java Developer InternJunior Java Developer
Required CredentialsBasic understanding of Java, coursework, or related internship experienceProven Java skills, possibly some certifications or coursework completed
Work EnvironmentInternship programs, learning-focused, entry-level projectsFull-time role, more responsibility, involved in ongoing projects
Employer & Industry UsageInternship positions in tech companies, startups, or software firmsEntry-level full-time positions in similar industries
Search & Comparison IntentUnderstanding internship differences, entry-level opportunitiesCareer progression, job responsibilities, skill requirements

The main difference between a Junior Java Developer Intern and a Junior Java Developer lies in experience and responsibilities. Interns are typically students or recent graduates gaining practical experience, while Junior Developers are full-time employees with more responsibilities and ongoing projects. Internships serve as a stepping stone toward a full developer role, which requires more skills and commitment.

What does a Junior Java Developer Intern do?

A Junior Java Developer Intern assists in the development, testing, and maintenance of Java-based applications under the supervision of senior developers. Their responsibilities typically include writing simple code, debugging software, participating in team meetings, and learning best practices in software development. The intern gains hands-on experience with Java technologies, tools, and frameworks while contributing to real-world projects. This role is designed to help interns build foundational programming skills and understand the software development lifecycle.

What are the key skills and qualifications needed to thrive as a Junior Java Developer Intern, and why are they important?

To thrive as a Junior Java Developer Intern, you need a solid understanding of Java programming, basic knowledge of object-oriented design, and a relevant degree or coursework in computer science or software engineering. Familiarity with IDEs like Eclipse or IntelliJ IDEA, version control systems such as Git, and introductory experience with build tools like Maven is typical. Strong problem-solving, eagerness to learn, and effective communication skills help interns collaborate and adapt in a team environment. These skills and qualities are important because they enable rapid learning, effective contribution to projects, and smooth integration into development teams.

What types of projects and tasks can I expect to work on as a Junior Java Developer Intern?

As a Junior Java Developer Intern, you can expect to assist in developing, testing, and debugging Java applications under the guidance of senior team members. Your daily tasks may include writing code, fixing bugs, participating in code reviews, and collaborating with other developers and departments such as QA or DevOps. Interns often get exposure to real-world projects that contribute to the organization's products or services, providing valuable experience with tools like version control systems and agile methodologies. This hands-on involvement is designed to help you build both technical and teamwork skills in a professional setting.
What are popular job titles related to Junior Java Developer Intern jobs in Brampton, ON? For Junior Java Developer Intern jobs in Brampton, ON, the most frequently searched job titles are:
What cities near Brampton, ON are hiring for Junior Java Developer Intern jobs? Cities near Brampton, ON with the most Junior Java Developer Intern job openings:
Junior Java Developer Intern jobs near you

Technology Developer

Purolator

Mississauga, ON • On-site

Full-time

Posted 25 days ago

Job description

 It’s not a package. It’s a promise®.

As Canada’s leading integrated freight, package, and logistics provider, we’ve been helping promises get where they need to be for more than 60 years. How does the magic happen? The journey starts with you. The places we go, the elements we brave, the promises we deliver – it’s all possible because of our people. So, whether you’re looking to build new skills, make an impact in your community, or inspire your team, we go there for you.

Location of Work

This role follows a full-time hybrid work arrangement. Work is generally performed at Purolator facilities on Meadowpine Boulevard in Mississauga.

Description

We are seeking a hands-on senior software engineer who can solve complex backend and cloud challenges while contributing across the full stack. The successful candidate will take ownership from technical design through production deployment, work on high-volume customer-facing applications, mentor developers and help shape technical direction.

About the Team

Purolator Digital Channels is part of Purolator's IT organization and is responsible for developing and engineering customer-facing applications. Our goal is to deliver reliable, scalable digital solutions that support Purolator's position as Canada's leading freight, parcel and logistics provider.

Responsibilities
  • Lead technical design and solution discussions for medium-to-large initiatives, translating functional requirements into secure, scalable and maintainable designs.
  • Develop and maintain APIs, event-driven services, cloud functions and web application features using Java, Python, Angular and AWS.
  • Design and support serverless and distributed architectures using services such as AWS Lambda, API Gateway, SQS, SNS, S3, DynamoDB and Aurora PostgreSQL.
  • Build and maintain CI/CD pipelines, contribute to cloud architecture decisions and support controlled production deployments.
  • Write and maintain automated unit, integration, contract, API and end-to-end tests while promoting TDD and BDD practices.
  • Perform code reviews, improve code quality, reduce technical debt and maintain strong automated test coverage.
  • Troubleshoot production issues, monitor application health and performance, and use logs, metrics and tracing to identify root causes.
  • Identify and remediate software vulnerabilities, upgrade dependencies and apply secure coding practices aligned with OWASP guidance.
  • Optimize application performance, database queries and cloud costs without compromising reliability or maintainability.
  • Collaborate with Product Owners, QA, architects and other stakeholders throughout development, testing, UAT and release activities.
  • Prepare clear technical documentation, including solution designs, component designs, deployment information and operational guidance.
  • Mentor junior and intermediate developers, share knowledge and promote consistent engineering standards across the team.
  • Use AI-assisted development tools responsibly to improve productivity, code quality, testing and documentation.
Experience

Backend Development

  • 7+ years of experience building and supporting enterprise applications in cloud environments.
  • Strong Java and Spring Boot development experience, including REST APIs, Maven, JSON and service integration.
  • Practical Python experience, including AWS Lambda development, boto3 and pytest.

Frontend Development

  • Hands-on experience with Angular, TypeScript, HTML and CSS.

AWS and Cloud Engineering

  • Proven experience with AWS Lambda, API Gateway, SQS, SNS, S3, CloudWatch, IAM, DynamoDB and Aurora PostgreSQL.
  • Experience designing, deploying, monitoring and troubleshooting production cloud applications.
  • Experience with infrastructure as code, preferably AWS CloudFormation.

Data and Integration

  • Strong PostgreSQL and SQL skills, including data modelling, indexing and query performance tuning.
  • Experience with DynamoDB and integrating REST or SOAP services.

Testing and Delivery

  • Experience with JUnit 5, Mockito, pytest, Postman and REST Assured or equivalent testing tools.
  • Solid understanding of unit, integration, contract and API testing, automated testing, mocking, TDD and BDD.
  • Experience with GitHub Actions or a comparable CI/CD platform.

Leadership and Collaboration

  •  Ability to lead technical discussions, review designs and code, mentor developers and communicate effectively with both technical and non-technical stakeholders.
  • Strong ownership, problem-solving and debugging skills, with the ability to work independently and manage changing priorities.
Preferred Qualifications

The ideal candidate enjoys solving complex technical problems, takes ownership from design through production and is committed to clean, maintainable and well-tested software. They are comfortable working across Java, Python, Angular and AWS; mentoring teammates; improving engineering practices; and balancing delivery speed with quality, security and operational reliability.

  • Experience with CloudWatch Insights, AWS X-Ray, Security Hub, EventBridge, Step Functions, ECS/Fargate or CloudFront.
  • Experience with SonarCloud, OpenAPI/Swagger, microservices and observability practices.
  • Experience with application or product feature design and high-volume customer-facing systems.
  • Experience using GitHub Copilot, ChatGPT, Claude or similar AI-assisted development tools in a professional software engineering environment.

Language Requirement: Proficiency in English is required for this position due to the frequent communications that must be conducted in English with various stakeholders. This requirement is justified by the nature of the responsibilities and operational needs.

POSTING DETAILS
Location:                    530 - Corporate  
Working Conditions: Office Environment 

Reports to:   Lead Technology Developer 
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Purolator is an equal opportunity employer committed to diversity and inclusion. We welcome all qualified applicants and provide accommodations during the recruitment process upon request.

Purolator complies with Canadian law in all recruitment practices. During pre-screening, we may use an Artificial Intelligence (AI) tool, supported by human oversight, to efficiently manage tasks such as resume screening and candidate matching, enabling our team to connect with qualified candidates faster.

Personal information is used solely for recruitment and managed in accordance with privacy legislation. For AI-related inquiries only, contact TalentCOE@purolator.com. To apply, visit our Careers Page.

We recognize that employees and their families are essential to our success. We strive to provide a safe, healthy, and supportive workplace, ensuring the right people have the tools they need to thrive.

Every day at Purolator is an opportunity to connect with colleagues, customers, and communities to make a positive impact. Learn more about our values at www.purolator.com.

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