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Backend Developer Intern Jobs in Toronto, ON (NOW HIRING)

Software Development Intern

Toronto, ON ยท Hybrid

CA$23 - CA$25/hr

As a Software Development Intern, you will work closely with the e-Transfer team to support the ... Understanding of object-oriented programming principles * Familiarity with RESTful APIs and backend ...

We are seeking a motivated Software Engineer Intern who is eager to gain hands-on experience ... Support the development and integration of RESTful APIs and backend services using Node.js or ...

New

For greater clarity, NO cash in-hand (in hourly rate or salary) will be paid to the Intern. Instead ... The ideal candidate is skilled in front-end and back-end development, has a keen eye for detail ...

For greater clarity, NO cash in-hand (in hourly rate or salary) will be paid to the Intern. Instead ... Collaborate with frontend and backend engineers to ensure smooth data flow and integration between ...

Intern - Technical

Toronto, ON ยท Hybrid

CA$25 - CA$40/hr

... engineers who help and challenge them they work on projects that matter to our customers. Work with ... Backend testing: Junit, PowerMock We encourage applications from people of all backgrounds to ...

Develop backend services, APIs, and data pipelines * Contribute to operator-facing dashboards and ... intern will have: * Shipped 12 production features used by real customers * Contributed ...

Develop backend services, APIs, and data pipelines * Contribute to operator-facing dashboards and ... intern will have: * Shipped 1-2 production features used by real customers * Contributed ...

Backend Developer Intern information

What types of projects or responsibilities can a Backend Developer Intern expect during their internship?

As a Backend Developer Intern, you can expect to work on tasks such as developing and maintaining server-side logic, building and integrating APIs, troubleshooting bugs, and collaborating with frontend teams to deliver seamless features. Interns often contribute to real production code under the guidance of senior developers and participate in code reviews, team meetings, and regular stand-ups. You'll gain hands-on experience with industry-standard tools and workflows while learning best practices for clean, efficient code. This immersive exposure helps you build a foundational skill set and prepares you for more advanced development roles in the future.

What are the big 4 internships?

The 'Big 4' internships typically refer to internship programs offered by the four largest professional services firms: Deloitte, PricewaterhouseCoopers (PwC), Ernst & Young (EY), and KPMG. These firms offer internships in areas such as consulting, audit, tax, and advisory, providing valuable experience for aspiring professionals, including backend developers interested in enterprise software and consulting environments.

What are the key skills and qualifications needed to thrive in the Backend Developer Intern position, and why are they important?

To thrive as a Backend Developer Intern, you need a solid understanding of programming languages like Java, Python, or Node.js, as well as basic knowledge of databases and data structures, typically gained through coursework or personal projects. Familiarity with version control systems (such as Git), RESTful APIs, and frameworks like Django or Express is commonly required. Strong problem-solving skills, effective communication, and the ability to work collaboratively stand out in this role. These competencies are crucial for efficiently contributing to backend development tasks, integrating with team members, and learning quickly in a fast-paced tech environment.

What is a Backend Developer Intern job?

A Backend Developer Intern is an entry-level role where you assist in building and maintaining the server-side logic of web applications. You will work with databases, APIs, and backend frameworks to ensure efficient data processing and system functionality. Typical tasks include writing and testing code, debugging issues, and collaborating with frontend developers to integrate services. This internship helps you gain hands-on experience in software development and understand industry best practices.

Is learning backend worth it in 2026?

For a backend developer intern, learning backend development remains valuable in 2026 due to ongoing demand for server-side skills, knowledge of programming languages like Python, Java, or Node.js, and understanding of databases and APIs. Staying updated with cloud platforms and security practices can enhance job prospects in this evolving field.

What do backend developer interns do?

Backend developer interns assist in designing, developing, and maintaining server-side applications and databases. They often work with programming languages like Python, Java, or Node.js, and use tools such as version control systems and APIs to support web application functionality under supervision.

Is a 3.0 GPA good for internships?

For a Backend Developer Intern position, a 3.0 GPA is generally considered acceptable by many employers, especially when combined with relevant skills such as programming languages, frameworks, and project experience. While some competitive internships may prefer higher GPAs, practical skills and a strong portfolio can often outweigh GPA concerns.
What are the most commonly searched types of Backend Developer jobs in Toronto, ON? The most popular types of Backend Developer jobs in Toronto, ON are:
What cities near Toronto, ON are hiring for Backend Developer Intern jobs? Cities near Toronto, ON with the most Backend Developer Intern job openings:
Infographic showing various Backend Developer Intern job openings in Toronto, ON as of June 2026, with employment types broken down into 83% Full Time, 4% Part Time, and 13% Contract. Highlights an 91% Physical, 5% Hybrid, and 4% Remote job distribution.

Back End Developer - Master-Level Internship

Vosyn

Etobicoke, ON โ€ข On-site, Remote

$32/hr

Full-time

Posted 18 days ago


Job description

Job Title: Back End Developer - Master-Level Internship

Level: Master's Level Internship

Department: Software Development

Duration: 520 Hours (approximately 3 months)

Work location: Remote (with hybrid options in Toronto)

Compensation: Hourly ($32)

The Vosyn internship is unique. Remuneration is equivalent to $32.00 CAD per hour payable in common shares of the Corporation at the then fair market value. For greater clarity, NO cash in-hand (in hourly rate or salary) will be paid to the Intern. Instead, Vosyn being an AI start-up, the upside is in potential future value of said shares based on the hours worked, billed and approved.

About Us: At Vosyn, we embrace the exciting, game-changing world of Artificial Intelligence, driving innovation and pioneering impactful projects across various industries. We are a trailblazing Language Synthesis AI firm reshaping global communication by dissolving language barriers and empowering users.We believe in fostering a culture of flexibility, continuous improvement, and solution-focused strategies. Here, every idea is welcomed, nurtured, and has the potential to scale to new heights. Currently, we're at the forefront of a significant IPO endeavor, truly a unicorn in the making. We invite you to be part of our journey and leave your imprint on the future of AI.

About the Role: We are looking for a skilled and driven Back End Developer Intern to join our team. This role is perfect for a Master's level student with a passion for building robust and scalable backend systems. As a Back End Developer Intern, you will work closely with our engineering team to design, develop, and maintain server-side logic and databases that power our applications.

Key Responsibilities:

  • Develop and maintain server-side components and APIs using Python and frameworks such as Django, Django Rest Framework (DRF), Flask, and FastAPI.
  • Work with databases including PostgreSQL, SQL, and NoSQL to design, optimize, and maintain data storage solutions.
  • Collaborate with front-end developers to integrate user-facing elements with server-side logic.
  • Ensure the security and performance of web applications.
  • Utilize Postman for API testing and debugging.
  • Participate in code reviews and contribute to team discussions on best practices.
  • Stay informed about the latest backend development trends and technologies.

About You:

  • Currently enrolled or recently graduated from a Master's program in Computer Science, Software Engineering, or a related field. Master's program enrollment or completion is mandatory.
  • Strong understanding of backend languages and frameworks such as Python, Django, Django Rest Framework (DRF), Flask, and FastAPI.
  • Experience with database management and design (PostgreSQL, SQL, NoSQL).
  • Familiarity with RESTful API design and development.
  • Knowledge of security best practices in backend development.
  • Ability to work both independently and collaboratively.
  • Strong problem-solving skills and attention to detail.
  • New graduates are encouraged to apply

We believe exceptional talent often emerges from diverse paths. If you possess a profound curiosity, a genuine passion for continuous personal and professional growth, and a strong desire to apply your unique abilities to create significant impact within our team, we strongly encourage you to apply-even if your background doesn't align perfectly with every single qualification.

Why Join Us:

  • Be part of the invigorating journey of a start-up transitioning to an IPO.
  • Engage directly with senior management and strategic advisory board members.
  • Enhance your CV with a rich array of experiences unique to Vosyn and AI Venture Lab.
  • Gain hands-on experience contributing to projects that drive growth and make a lasting impact in a fast-paced startup environment.

DEI and Workplace Safety:

At Vosyn Inc., we are committed to fostering a diverse, equitable, and inclusive workplace where every employee feels valued and supported. We believe that diversity of thought, background, and experience enriches our company culture and enhances innovation. We are an equal-opportunity employer and encourage candidates from all walks of life to apply. As part of our commitment to creating a safe and healthy work environment, we prioritize workplace safety, adhering to all relevant regulations and promoting a culture of responsibility. We believe that a safe and inclusive workplace is essential for the well-being and success of our team members. Join us in building a workplace that values diversity, prioritizes equity, and ensures the safety and well-being of every individual.

Recruitment Process:

  1. Application Submission: Candidates are invited to submit their resumes and cover letters through our career portal.
  2. Written Questionnaire: Selected candidates will receive a set of 10 written questions to assess their fit and technical knowledge..
  3. Video Questionnaire: Candidates who successfully pass the written assessment will be asked to answer 10 additional questions to be submitted in a video format to further evaluate their skills and cultural fit. The ability to video record your answers will be required.
  4. Evaluation: Our team will review the responses to both questionnaires. Candidates who meet our criteria will be invited to the next stage.
  5. Orientation Session: Successful candidates will be invited to participate in an orientation session where they will learn more about Vosyn, our projects, and what to expect during the internship. After this session, you will be given the opportunity to opt-in if you choose that this internship is for you.

Please note that only candidates who apply through our website will be contacted.

At Vosyn, we hire on a rolling basis, so we encourage you to apply as soon as possible. While we operate with flexibility, we also cater to academic semester work terms to align with school schedules, ensuring a smooth transition for students joining us.

Be a part of a fast-growing global organization that values diversity of thought, experience, and culture. Our interns come from top universities worldwide, and we invite you to contribute, learn, and grow with us on this exciting journey.
Apply Now:
Vosyn Careers

Employment Type: FULL_TIME