Job Application for Software Engineer Intern (Summer 2026) at Private Block

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Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.

The Role

We're looking for passionate Software Engineering Interns to join our engineering teams for a hands-on learning experience. As an intern, you'll partner with experienced engineers to solve real-world problems, contribute to our codebase, and help build products used by millions of people. This internship offers meaningful projects, mentorship, and the opportunity to make a tangible impact while developing your technical skills.

Engineering Disciplines

We offer internship opportunities across multiple engineering disciplines:

Frontend Engineering
Backend Engineering
Platform Engineering
Mobile Engineering - iOS
Mobile Engineering - Android

You Will:

Collaborate with engineers to complete features for Block's product ecosystem
Write clean, efficient, and maintainable code that meets our standards for quality and performance
Participate in code reviews to receive feedback and improve your technical skills
Debug issues and help improve our systems' reliability and performance
Learn industry best practices for software development, testing, and deployment
Attend technical workshops, learning sessions, and social events designed for interns
Present your project work to team members and leadership at the end of your internship

You Have:

Basic Qualifications

Currently pursuing a Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field with a graduation date between May 2027 and May 2028
Programming experience in at least one language (e.g., Java, Kotlin, Swift, JavaScript, Python, Ruby, Go)
Understanding of fundamental data structures and algorithms
Familiarity with basic software development concepts and practices
Experience ensuring that code meets all functionality and acceptance criteria
Experience troubleshooting issues with users

Preferred Qualifications

Previous internship, project, or coursework experience in software development
For Frontend: Experience with modern JavaScript frameworks (React, Vue, Angular)
For Backend: Knowledge of API design, databases, and server-side development
For Infrastructure: Familiarity with cloud platforms (AWS, GCP) or containerization (Docker, Kubernetes)
For iOS: Experience with Swift, UIKit, or SwiftUI
For Android: Experience with Kotlin or Java for Android development
Experience with version control systems (e.g., Git)
Interest in financial technology and commerce solutions
Demonstrated experience building user-focused products

Internship Details

Duration: 12 weeks -16 weeks (Summer 2026)
Location: Toronto, ON / Remote (CAN)

What We Offer

Real-World Projects: Work on meaningful projects that impact our products and customers
Mentorship: One-on-one guidance from experienced engineers dedicated to your growth
Community: Join a cohort of talented interns across teams and disciplines
Learning Opportunities: Technical workshops, speaker series, and skill-building sessions
Career Development: Gain insights into several engineering career paths at Block
Inclusive Culture: Experience our commitment to building a diverse and equitable workplace

We’re working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class. We also consider qualified applicants with criminal histories for employment on our team, and always assess candidates on an individualized basis.

We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations throughout the recruitment process. If you require an accommodation, let your recruiter know.

Want to learn more about what we’re doing to build an inclusive workplace? Check out our Inclusion & Diversity page.

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I certify that all of the information I have provided is correct and complete and realize that falsification or misrepresentation, including omission, on this or any other personnel record, or in the hiring process, may be grounds for refusal of employment, or if hired, may lead to disciplinary action, up to and including termination. By signing this Electronic Signature Acknowledgment Online Form, I agree that my electronic signature is the legally binding equivalent to my handwritten signature. Whenever I execute an electronic signature, it has the same validity and meaning as my handwritten signature. I will not, at any time in the future, repudiate the meaning of my electronic signature or claim that my electronic signature is not legally binding. Please sign by typing your Full Legal First, Middle Initial, and Last Name*

By clicking “accept,” you agree that any disputes related to your application, including those related to Block’s selection process, hiring decision, and your background check, shall be submitted to binding arbitration with the Judicial Arbitration and Mediation Services, Inc. (JAMS) on an individual basis only in San Francisco, before a single arbitrator according to the applicable JAMS Rules then in effect, with Block bearing all costs unique to arbitration. To the extent permitted by law, you and Block each waive the right to initiate or participate in any class, collective, or representative action against the other in any forum (including court and arbitration). If any provision of this agreement is deemed unenforceable, the remainder shall remain in effect, except that, notwithstanding the above, under no circumstances shall class or collective, or representative proceedings be permitted in arbitration. *

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How we interview: Our hiring process prioritizes authenticity and fairness, and we ask all candidates to adhere to a few key expectations. Please complete all interviews independently and without assistance from others or AI-based tools such as GitHub Copilot or ChatGPT—we’re not opposed to these resources, but we want to see your own work and hear your own responses. During virtual interviews, keep your video on to foster meaningful engagement; if you require accommodations, please inform our team in advance. Lastly, maintain confidentiality by refraining from sharing any proprietary or trade secret information from previous employers or other sources throughout the interview process.

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Software Engineer Intern (Summer 2026)

The Role

Internship Details

What We Offer

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