software internship jobs in Montreal

Octasic is at the forefront of wireless technology in modern conflict environments. Through our low-power Software-Defined Radio (SDR) solutions, advanced signal processing, and mission-focused software, we enable defence forces, law enforcement agencies, and national security organizations to adapt, gain the advantage, and succeed in every mission. Why...

Launch your software career with GIRO as a Software Development Intern starting Winter 2027. Engage in impactful projects that improve public transport efficiency worldwide. GIRO is looking for talented interns eager to learn from experienced developers in the public transport and postal delivery sectors. This internship provides hands-on experience in the...

AfterQuery is looking for experts with experience in software engineering, computer science, or app/web development to help train and evaluate AI models. This is a remote, project-based role: qualify once through a single assessment and receive ongoing project matches spanning code review, evaluation, and original task creation. Pay ranges from $50 -...

AfterQuery is looking for experts with experience in software engineering, computer science, or app/web development to help train and evaluate AI models. This is a remote, project-based role: qualify once through a single assessment and receive ongoing project matches spanning code review, evaluation, and original task creation. Pay ranges from $50 -...

Build network management software experience with HPE through a hybrid internship averaging two office days weekly. Investigate systems, testing, and scale.This Software Engineering Intern assignment supports a next-generation network management service with experienced networking software engineers. You may contribute to pipeline testing, systems software,...

Hiredbuddy is looking for an enthusiastic Java Software Engineer to join our remote team. You'll develop, test, and maintain Java-based applications, collaborate with cross-functional teams, and grow your skills in a supportive environment. Full Description Overview Hiredbuddy is seeking an entry-level Java Software Engineer to contribute to the design,...

We are looking for a motivated intern to help build and configure automated n8n agents. Internship – N8N & AI Automation 8P Design: A web development company in Montreal since 1998. A dynamic and caring team… Passionate about well-done work! Are you looking to join a dynamic, friendly place where the team tackles projects TOGETHER? Perfect timing—we...

Build routing software with Ciena in Ottawa using embedded C and C++ development on real-time operating systems. This is a full-time opportunity. As a New Graduate Routing/IP Software Engineer, you will contribute to software for Ciena’s 6500 system. The work spans development, testing, documentation, debugging, maintenance, and delivery. You will support...

Search has become the default way consumers discover where to shop, compare options, and decide what to buy across platforms like Google, TikTok, and even Klarna. As we build a new Ads business and evolve Marketplace into a best in class shopping experience, improving search is one of our highest leverage investments to create an experience users choose and...

Explore AI-assisted software engineering at Hewlett Packard Enterprise in a hybrid internship focused on network management services. Apply programming and testing skills.As a Software Engineering Intern, you will work with senior developers on a next-generation network management service. Projects may involve systems software, automated testing, performance...

Use software engineering and programming skills remotely with AfterQuery to train and evaluate AI models through asynchronous project work.AfterQuery seeks software engineering experts with experience in computer science or app and web development. You will complete tasks across AI training and evaluation projects, including code review, model-output...

Search has become the default way consumers discover where to shop, compare options, and decide what to buy across platforms like Google, TikTok, and even Klarna. As we build a new Ads business and evolve Marketplace into a best in class shopping experience, improving search is one of our highest leverage investments to create an experience users choose and...

Build search experiences with Python or Kotlin and JavaScript or TypeScript as a Full Stack Software Engineer on a remote-first team. Help improve how consumers discover products, compare options, and decide what to buy across platforms. This Full Stack Software Engineer position supports Marketplace and a new Ads business. You will design, develop, and...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Software Engineer II – CIAM based in Canada. We are seeking a motivated Software Engineer to help build and enhance secure customer identity and authentication systems. In this role, you will contribute to the backend services...

Build search experiences with Python or Kotlin and JavaScript or TypeScript as a Full Stack Software Engineer on a remote-first team. Help improve how consumers discover products, compare options, and decide what to buy across platforms.This Full Stack Software Engineer position supports Marketplace and a new Ads business. You will design, develop, and...

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. Affirm is building the next generation of customer identity and authentication. This role is a hands‑on, mid‑engineering positio...

AtAffirm,we exist for the moments that matter- giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.About The Engineering TeamThe Engineering team builds systems that powerAffirm's mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch...

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.Search has become the default way consumers discover where to shop, compare options, and decide what to buy across platforms like Google, TikTok, and even Klarna. As we build a new...

About SweetTechSweetTech builds loan origination, servicing and capital markets software for commercial lenders across North America.We are a small team based in Montreal, with colleagues across North America. You will work alongside experienced developers and see how a software team turns product requirements into working features.The roleYou will...

About SweetTechSweetTech builds loan origination, servicing and capital markets software for commercial lenders across North America.We are a small team based in Montreal, with colleagues across North America. You will work alongside experienced developers and see how a software team turns product requirements into working features.The roleYou will...