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Intern Java Back End Developer Jobs in Toronto, ON

Citi

Lead Java Developer

Mississauga, ON · On-site

CA$120K - CA$170K/yr

We are looking for a Java Engineer to design, build, and support modern web APIs ... This role focuses on back-end services (Java/Spring Boot), with API-first, microservices-based ...

Atyeti Inc

Sr Java developer

Toronto, ON

A Java Developer designs, develops, tests, and maintains scalable Java-based applications (web ... Build new and enhance existing Java applications, including back-end services, APIs (RESTful), and ...

Pigment

Senior Backend Software Engineer

Toronto, ON · On-site +1

CA$100K - CA$180K/yr

Solid background in backend software engineering and delivering production-ready systems. - Proven experience designing object oriented software with languages such as C#, Java, C++, Golang, Rust ...

US Mobile

Principal Backend Engineer

Toronto, ON · On-site

CA$160K - CA$220K/yr

Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ... Collaborate with Product, QA, and DevOps teams to deliver reliable and scalable features * Write ...

US Mobile

Senior Backend Engineer

Toronto, ON · On-site

CA$140K - CA$180K/yr

Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ... Collaborate with Product, QA, and DevOps teams to deliver reliable and scalable features * Write ...

Citi

Lead Java Full Stack Developer

Mississauga, ON · On-site

CA$120K - CA$170K/yr

Lead Java Developer Role Summary: We are looking for a Java Full-Stack Engineer to design, build ... This role spans front-end development (Angular or React) and back-end services (Java/Spring Boot ...

NimbleRx

Senior Backend Engineer

Toronto, ON · On-site

As a Senior Backend Engineer , you will have a hand in architecting the technology and customer ... Rich development experience with Java, Spring, and SQL * Experience developing scalable, customer ...

Manulife

Back-End Software Engineer

Toronto, ON · Hybrid

CA$86K - CA$136K/yr

... using Azure DevOps, Jenkins, GitHub Actions, or similar technologies * Proven experience in ... Familiarity with Java and Java Spring Boot is an asset Preferred Qualifications: * Experience in ...

Element Fleet Management

Full Stack Developer

Toronto, ON · On-site

CA$62K - CA$86K/yr

Implement back-end functionality using Java, Spring Boot, and related technologies to ensure ... Collaborate with developers, team leads, project managers, and business stakeholders within an ...

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All JobsIntern Java Back End Developer JobsIntern Java Back End Developer Jobs in Toronto, ON

Intern Java Back End Developer information

What does an intern Java back end developer do?

An Intern Java Back End Developer assists in designing, developing, and maintaining the server-side logic of web applications using the Java programming language. They typically work under the guidance of senior developers to write clean, efficient code, troubleshoot bugs, and learn about frameworks like Spring Boot or Hibernate. Interns may also participate in code reviews, testing, and collaborating with front-end developers to integrate user-facing elements with server-side logic. This role helps interns gain hands-on experience in building scalable and secure back-end systems.

What types of projects and responsibilities can an intern Java back end developer expect during their internship?

As an Intern Java Back End Developer, you can typically expect to work on tasks such as writing and testing server-side code, assisting with database integration, and supporting the development of RESTful APIs. You'll likely collaborate closely with senior developers and other interns during code reviews, debugging sessions, and team meetings. Interns may also be assigned to real-world projects where they can contribute to feature enhancements or bug fixes under supervision, providing valuable hands-on experience in a collaborative, agile environment.

What are the key skills and qualifications needed to thrive as an intern Java back end developer, and why are they important?

To thrive as an Intern Java Back End Developer, you need a solid understanding of Java, object-oriented programming, and database fundamentals, often backed by coursework in computer science or related fields. Familiarity with development tools such as Git, IDEs like IntelliJ or Eclipse, and frameworks like Spring Boot is commonly expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help you collaborate with team members and adapt quickly. These skills and qualities are crucial for building reliable server-side applications and integrating effectively into a professional development environment.

What is the difference between Intern Java Back End Developer vs Intern Front End Developer?

AspectIntern Java Back End DeveloperIntern Front End Developer
Required SkillsJava, Spring, SQL, REST APIsHTML, CSS, JavaScript, React or Angular
Work EnvironmentServer-side development, database integrationClient-side interface, UI/UX design
Common Industry UsageBackend systems, enterprise applicationsWebsites, mobile app interfaces

Intern Java Back End Developers focus on server-side logic, database management, and API development, while Intern Front End Developers work on the visual and interactive aspects of websites and applications. Both roles often require programming skills and are used in web development environments, but they specialize in different parts of the software stack.

What are the most commonly searched types of Java Back End Developer jobs in Toronto, ON?

The most popular types of Java Back End Developer jobs in Toronto, ON are:

Intern Java Back End Developer jobs near you
Infographic showing various Intern Java Back End Developer job openings in Toronto, ON as of July 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, and 50% Remote job distribution.

Java Full Stack Developer (Angular)

Mississauga, ON

Sapsol Technologies Inc
IT Services • 11 - 50 employees
Learn more about Sapsol Technologies Incexternal

Full-time

Re-posted 13 days ago

Job description

Job Summary

We are seeking a highly skilled Java Full Stack Developer with strong expertise in Angular (latest versions) and backend development using Java, Spring Boot, and Microservices architecture. The ideal candidate will be responsible for designing, developing, and integrating scalable frontend and backend applications, ensuring seamless user experience and robust system performance.

Key Responsibilities
  • Design and develop scalable web applications using Angular (latest versions) for frontend
  • Build and maintain backend services using Java, Spring Boot, and Microservices
  • Develop and integrate RESTful APIs between frontend and backend systems
  • Ensure seamless frontend-backend integration and data flow
  • Collaborate with cross-functional teams including UI/UX, DevOps, and QA
  • Optimize applications for performance, scalability, and security
  • Participate in code reviews, testing, and deployment processes
  • Troubleshoot and resolve technical issues across the full stack
  • Follow Agile/Scrum methodologies for project delivery
Required Skills
  • Strong experience in Core Java
  • Hands-on expertise in Spring Boot
  • Experience with Microservices architecture
  • Proficiency in Angular (latest versions preferred)
  • Solid understanding of frontend-backend integration
  • Experience in building and consuming RESTful APIs
  • Strong knowledge of HTML5, CSS3, TypeScript, and JavaScript
  • Familiarity with SQL databases (MySQL, PostgreSQL)
Preferred Skills (Nice to Have)
  • Experience with cloud platforms (AWS/Azure)
  • Knowledge of Docker, Kubernetes
  • Familiarity with CI/CD tools (Jenkins, GitHub Actions)
  • Understanding of authentication/authorization (JWT, OAuth)
  • Exposure to state management (NgRx/Redux)
Education
  • Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience)

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