Top Internships in Montreal

Participate in a 15-week full-time software engineering internship in Vancouver, Burnaby, or Richmond. Build and ship product features, contribute code to Atlassian products, apply data structures and algorithms, and learn full-lifecycle development through mentorship and collaboration with senior engineers. Work may involve cloud initiatives and AI-driven features.

Supports the Customer Experience department by streamlining processes, coordinating cross-functional projects, executing deliverables, maintaining recurring compliance-related work, and fostering collaboration across Services, Success, and Support teams. The intern will receive onboarding, mentorship, routine check-ins, and exposure to multiple teams and stakeholders while working remotely during a 14–16-week term.

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.

Contribute to web application development across frontend and backend systems. Build features, extend APIs, investigate and fix bugs, write tests, use AI coding tools, participate in code reviews, and document work. Collaborate with product and design teammates while communicating progress and blockers. The internship is full-time and in person in Montreal from January through April 2027.

Software Development Interns will build and improve web application features, frontend components, and backend APIs. Responsibilities include debugging, writing and running tests, using AI coding tools, submitting pull requests, responding to code review, documenting changes, and collaborating with product and design teams. The role is full-time and in person in Montreal from September through December 2026.

Supports decarbonization initiatives through emissions data collection, GHG inventory support, project tracking, Excel models, dashboards, research, performance metrics, and stakeholder presentations. Collaborates with cross-functional teams across Canada on transportation electrification, logistics, energy efficiency, regulations, and sustainability improvements.

Support month-end, quarter-end, and year-end close activities, including journal entries, variance analysis, and reconciliations. Assist with cash management, accounts receivable, accounts payable, accounting procedures, process improvements, internal controls, ERM initiatives, audit evidence collection, and control testing. The intern will communicate regularly with stakeholders across Canada and contribute to various accounting tasks.

Supports Corporate Affairs through strategic monitoring, briefing and summary notes, document management, government relations database maintenance, and presentation updates. Assists Francization initiatives, including intranet updates, agendas, note-taking, and meeting summaries. Provides logistical support for Corporate Affairs and internal events. The internship is fully on-site in Longueuil, Quebec, from January 5 to April 23, 2027.

Winter intern supporting inside sales through research, fund comparisons, pricing and performance analysis, competitive intelligence, territory planning, Salesforce activities, and proposal/report development. The role also involves presenting findings to senior management, reviewing processes for improvement, supporting projects and marketing campaigns, and helping advance the wholesale investment sales process. This is a full-time hybrid position in Montreal from January to April 2027.

Support the full product lifecycle for a B2B SaaS platform by testing features, documenting fixes, creating customer content and demos, triaging lender questions, reviewing customer feedback, maintaining the Jira backlog, building adoption reports, and contributing to product research and PRDs under the CPO’s guidance.

Supports daily treasury operations, including cash positioning, variance analysis, treasury accounting entries, online banking payments, bank fee reporting, and authorized signor administration. Performs financial analysis and transaction investigations, prepares management presentations and reports, updates process documentation, and supports internal controls, audits, and process improvements. This full-time hybrid internship is based in downtown Montreal and includes training and mentorship.

Participate in actuarial analyses and reporting for group insurance products, improve actuarial tools and data processes, and interpret financial results. The intern will develop calculations, controls, documentation, and recommendations while communicating findings to stakeholders. The role emphasizes analytical rigor, programming and automation interest, autonomy, initiative, and collaboration in a hybrid environment.

Support front-end application development with React.js while learning Azure Functions, APIs, and Microsoft Dataverse. Collaborate with developers, technical leads, business analysts, and product owners in Agile ceremonies, communicate with Canadian stakeholders, and use AI-assisted tools for coding, prototyping, and problem-solving.

Supports forecasting, budgeting, financial planning, and demand analysis through reporting, dashboards, performance metrics, and trend analysis. Collaborates with Finance, Sales, and Operations teams to gather data, maintain forecasting models, identify risks and opportunities, and improve analytics. Performs ad hoc analyses and communicates regularly with pan-Canadian stakeholders.

Develop, test, maintain, and deploy software services for the Address Intelligence Platform using C# or Java. Translate requirements into scalable technical solutions, write automated tests, participate in CI/CD, code reviews, Agile Scrum ceremonies, troubleshooting, debugging, optimization, and system maintenance. Collaborate with pan-Canadian stakeholders and contribute to reliable software updates and performance.

Participate in a 12-week technical sales internship focused on HVAC equipment, building controls, automation, services, and engineering solutions. Work with sales account managers, customers, engineers, and mentors; attend sales and service meetings; support solution design, application, and sales activities; and develop technical, business, communication, and leadership skills. The role requires bilingual French and English proficiency, Canadian work authorization, a valid driver's license, and less than 15% travel.

Four-month full-time software development internship on Grass Valley’s GV Engine Scrum team. Responsibilities include developing and maintaining C++ software interfaces, audio/video engines, microservices, automated tests, and Jenkins test integrations. The intern will support product stability, quality assurance collaboration, and internal and external users. Strong modern C++, object-oriented programming, Linux development, Docker, Agile Scrum, teamwork, and French-English fluency are required. Broadcast, television, codec, and streaming knowledge are advantageous.

This 12-week AI internship offers projects across AI engineering, controls integration, product management, energy analysis, and building performance optimization. Interns may test or deploy AI-enabled features, automate workflows, create documentation and dashboards, analyze data and customer insights, and support product commercialization. The role requires cross-functional collaboration with engineering, product, marketing, deployment, and data science teams, along with strong analytical, communication, organizational, and problem-solving skills.

Contribute to database, data warehouse, and scalable ETL pipeline design and maintenance. Support data validation, cleansing, governance, performance optimization, security controls, and technical documentation. Collaborate with pan-Canadian stakeholders to understand requirements and deliver reliable data solutions. Monitor data systems, address inefficiencies, and help manage data models and platform adoption.

Develop, test, maintain, and optimize a mobile Route Application using .NET MAUI and C#. Collaborate with operations stakeholders to translate driver needs into technical solutions, build proofs of concept, participate in code reviews, troubleshoot issues, and support mobile app deployments. The intern will communicate regularly with stakeholders across Canada and contribute to reliable, scalable application features.

Assist with detecting and responding to system issues, documenting incidents and post-mortems, supporting deployments, and improving system stability. Contribute to automation through scripts and tools, enhance Datadog monitoring and dashboards, and support disaster recovery, performance optimization, capacity planning, and system design discussions. Collaborate with development, operations, and pan-Canadian stakeholders while participating in continuous improvement initiatives.

Support budgeting, forecasting, scenario planning, variance analysis, financial modeling, KPI dashboards, and reporting. The intern will use Excel and Power BI to improve data accuracy, automate FP&A processes, and contribute to driver-based planning and AI-powered forecasting. Responsibilities include collaborating with cross-functional, pan-Canadian stakeholders and translating financial insights into actionable recommendations.

Support documentation and testing of HR processes, identify improvement opportunities through quantitative and qualitative analysis, validate hypotheses using existing data, and help draft standard operating procedures. Collaborate regularly with stakeholders across Canada while contributing to cross-functional HR projects in a fast-changing environment.

Supports industrial engineering projects involving operational flow analysis, automation, manual sorting, Lean continuous improvement, station design, AutoCAD drawings, throughput and cost analysis, and material handling initiatives. The intern will visit operational sites, assess equipment, prepare documentation, and communicate with stakeholders across Canada. Travel and flexible working hours may be required.

Assist with deployment automation, cloud infrastructure monitoring, application integration, troubleshooting, infrastructure as code, documentation, and continuous improvement. Collaborate with development teams and communicate regularly with stakeholders across Canada while gaining hands-on DevOps experience.