Top Internships in Montreal

Graduate research interns will own end-to-end projects to build customer world models and proactive intelligence: developing representation learning, foundation model, RL/agentic methods, evaluation frameworks, and shipping research into production to improve customer decision-making.

Graduate research interns will own end-to-end projects developing customer world models and proactive intelligence. Work spans representation learning, foundation models, reinforcement learning, agentic decision systems, and evaluation. Tasks include designing methods, running experiments, publishing findings, and potentially shipping models into production to impact customer-facing products.

Participate in daily Scrum, review Jira tickets, debug and resolve issues, use Git for parallel development, collaborate on design and documentation, assist testing and performance troubleshooting. Basic English required; AI knowledge is a plus.

Join MaintainX as a Software Development Intern, contributing to projects that enhance our AI-powered platform, and gain mentorship from experienced engineers.

Assist in updating product documentation for the company WMS using the Oxygen tool suite and DITA standards. Create web help and standalone documents, learn new technologies, and collaborate with teams to produce clear technical content. Produce work guided by structured authoring principles.

Support administrative and payroll tasks including email management, database updates, payroll data preparation and verification, employee record maintenance, and process documentation while learning under mentorship in an onsite full-time internship.

The Developer Relations Intern will engage with the developer community, organize events, create technical content, and advocate for BNB Chain's technology.

Support website redesign and upcoming social media campaign: monitor and post on blogs, forums, and social networks; assist outreach and promotion across Facebook, Instagram, LinkedIn, and Twitter; perform keyword and cost/benefit analyses; optimize website and social media.

Support manufacturing engineering tasks including ergonomic evaluations, time studies, simulation, line balancing, safety and quality improvement, cost and capacity analyses, process documentation, inventory and materials inspection, and assembly flow optimization. Gain practical manufacturing skills under mentoring and flexible student schedules.

Support production engineering by testing, diagnosing, repairing, and documenting electronic circuit boards; assist continuous improvement efforts; support production engineering and QA; develop maintenance plans, new work methods and training; serve as a technical resource for electrical engineering tasks.

Work as an AI-focused engineering intern building AI tooling and proof-of-concept integrations on Xsolla's APIs/SDKs. Ship production-facing code, use agentic coding tools, collaborate with senior engineers, demo weekly, and accelerate internal and customer-facing AI features.

As a Social Media Intern at Inception, you will manage social content across platforms, engage with AI discussions, participate in product launches, and create engaging video content. Aimed at students with a passion for AI and strong writing skills, the role offers direct access to the founding team and the potential for full-time conversion.

Review and analyze news content from patient advocacy groups, extract insights, and input data into Zebricks to support AI/ML processes. Collaborate with the team on data projects, shape data best practices, and perform web research and spreadsheet-based data work.

Paid 4-month R&D internship within a Scrum team focused on cloud migration. Improve containerized deployment and integration tools, design and maintain CI/CD pipelines, apply TDD and test automation, perform code reviews, and collaborate on continuous integration improvements in an AWS environment.

Fall internship supporting hedge fund operations: onboarding broker relationships in Salesforce, assisting day-to-day operations, gaining exposure to multiple functions and asset classes, and completing a Fall project.

The Generalist Intern will optimize internal tools, conduct customer research, support go-to-market efforts, provide product insights, and write clear documentation. This remote position targets recent grads or students.

Support production operations and continuous improvement for Measurement & Analytics manufacturing cells. Assist production engineers to optimize tools, processes, and maintenance plans; propose and implement improvements; participate in problem analysis, corrective actions, and process optimization projects to reduce cost, improve quality, and meet delivery deadlines.

Conduct research and implement LLM-based agent architectures for planning, reasoning, and decision-making. Explore agent memory, reflection, self-evaluation, and continual learning. Survey literature, run experiments, evaluate results, and communicate insights with the team.

As a Software Engineering Intern, you will contribute to building features for user-facing products, APIs, and scalable services for machine learning. Responsibilities include crafting code, designing data pipelines, implementing tools, and enhancing technical documentation.

Paid part-time, grant-funded one-year internship producing social-first and multiplatform digital content. Assist with short-form video, podcasts, motion graphics, editing, audience engagement, trend research, content development, and creative brainstorming while supporting national and local projects.

On-site engineering internship focused on managing HSE projects (50% time), leading production improvement initiatives, applying Lean principles, coordinating stakeholders, supporting change management, and assisting Quality to resolve production issues.

Assist test and design engineers on machine-human interfaces for mine hoist and winch systems: test winch control and SIL 3 brake systems, develop operator interfaces, install and maintain interface software, and update technical documentation and manuals.

Summer internship supporting Private Markets investment teams (Infrastructure, Natural Resources, Private Equity, Real Estate, Credit). Duties include financial modeling, due diligence, industry and company research, preparing investment memoranda, presenting recommendations, and participating in portfolio monitoring and asset management tasks.

Support daily accounting, accounts payable/receivable, reconciliations, month-/year-end tasks, and financial reporting. Maintain documentation and accounting system data, participate in quality control, and assist with process improvement while learning accounting practices and internal controls.

As a Content Intern, you will create engaging articles and videos on AI technology, conduct research, and help with SEO strategies to enhance brand visibility.