Product Engineer Intern

Dayforce, a global leader in Human Capital Management (HCM) with headquarters in Toronto, Ontario, and Minneapolis, Minnesota, operates across North America, EMEA, and APJ regions. Our Cloud HCM platform, recognized for its unified database and continuous calculation engine, enhances efficiency, productivity, and compliance for global workforces. We are committed to "Making Work Life Better™" for employees, customers, and partners worldwide. As an Intern at Dayforce, you’ll gain real-world experience with meaningful responsibilities, access to development programs, and the chance to collaborate globally, bringing new ideas and optimizing processes across multiple business units. Job Title: Product Engineer Intern Location: This position will operate on a hybrid schedule, with the expectation that the successful candidate will work from our Toronto office three days per week. Duration: Winter 2027 - 4 or 8 Months (January 2027 – April 2027 OR August 2027) Availability: *Full-time availability of 37.5 – 40 hours weekly is required to be eligible for this opportunity. Benefits For Students Experience working for one of the fastest growing Human Capital Management technology companies in the world Access to Dayforce’s development programs and resources Ability to work with as well as create relationships with members across the globe Autonomy to bring forth new ideas and optimize existing structures within the organization Meaningful responsibilities, enabling you to obtain ‘real-world’ experience Dynamic hands-on exposure to multiple business-units and stakeholders across Dayforce About The Opportunity We are looking for a Product Engineer Intern with an interest in visualizing and optimizing large-scale data with an amazing UI/UX. The successful candidate will collaborate on the design, development, and implementation of our proprietary data visualization platform used by large enterprise customers to gain real-time insights into complex organizational structures. This role combines hands-on AI-driven software engineering with close collaboration with cross-functional teams to deliver secure, high-performance, scalable solutions for C-level stakeholders. What You’ll Get To Do Requirements & System Design Collect, analyze, and document user and business requirements for complex software and data visualization solutions.Develop and refine detailed technical requirements and specifications.Research, evaluate, and synthesize technical information to design, develop, and test computer-based systems and applications. Data & System Architecture Develop data, process, and network models to optimize system architecture and evaluate the performance, scalability, and reliability of designs.Implement architectural designs and redesigns for large-scale organizational data processing and visualization systems, including identifying bottlenecks and applying advanced optimization techniques.Plan, design, and coordinate the development, integration, deployment, and operation of systems and applications. Implementation, Testing & Maintenance Develop modern cross-platform applications (web and/or mobile) using frameworks and tools (e.g., Vuejs, Nodejs, and design systems).Assess, test, and troubleshoot software systems and applications, including performance tuning of big data and visualization workloads.Design, architect, and implement a multi-level caching system for large enterprise organizations, graph-based data structures.Design, architect, and implement Enterprise Resource Planning features for position and personnel resource planning.Design, architect, and implement Enterprise Resource Planning features for job architectures.Document system designs, technical specifications, and maintenance procedures.Implement upgrades, patches, and improvements to operating environments and application software, ensuring high availability and resilience.Develop and maintain procedures for monitoring, incident response, and ongoing system maintenance.The system must work for large enterprises with hundreds of thousands of employees. Collaboration Coordinate with other software engineers and information systems professionals in the development of software and integrated information systems.Work on cross-functional collaboration between engineering, data, and product teams to deliver complex projects on time and within quality standards.Provide technical mentorship, code review, and guidance on best practices in software architecture, performance optimization, and data visualization. Security & Compliance Design and implement features and architectures that enhance the security, integrity, and confidentiality of sensitive organizational data.Identify and mitigate potential vulnerabilities, ensuring compliance with relevant data protection and privacy regulations.Architect and implement SOC 2 Type II and ISO 27001 compliant systems. Skills And Experience We Value Enrolled in a Bachelor's degree (or higher) program in Computer Science, Software Engineering, Information Technology, or a closely related field; or an equivalent combination of education and experience.Data visualization for large or complex datasetsPerformance optimization of large-scale or big data systemsExperience designing, developing, and deploying computer-based systems and applications in a production environment.Proficiency in software design and architecture, including modeling data, processes, and system interactions.Proficiency in AI-driven software development. Candidate must demonstrate the utilization of AI in software development.Experience with modern web application development, such as: JavaScript's modern front-end frameworks (e.g., Vue.js, React, or similar) - Node.js - Postgres DB, and PythonComponent-based UI development and design systems (e.g., Tailwind CSS or similar).Hands-on experience with data visualization frameworks or libraries and techniques for rendering and optimizing large datasets (e.g., virtualization, occlusion culling, or similar performance techniques).Experience with performance optimization and scalability for high-traffic, data-intensive systems.Familiarity with distributed systems, cloud-based environments, and integration with back-end services or data pipelines.Strong understanding of software testing, troubleshooting, and debugging in complex systems.Strong understanding of graph-based data structures.Strong understanding of different layers of caching systems and context-aware prompt engineering. We understand that no matter where you are, choosing a new employer is always one of life’s most stressful events. We encourage you to check us out at Dayforce.com or follow us on LinkedIn to learn more about how we are impacting the world of work for our customers, employees and you! Fraudulent Recruiting Beware of fraudulent recruiting. Legitimate Dayforce contacts will use an @dayforce.com or @Ceridian.com email address. We do not request money, checks, equipment orders, or sensitive personal data during the recruitment process. If you have been asked for any of the above, or believe you have been contacted by someone posing as a Dayforce employee, please refer to our fraudulent recruiting statement found here: https://www.dayforce.com/be-aware-of-recruiting-fraud Artificial intelligence may be used in the screening, assessment, or selection of applicants for this position.