react engineer jobs in Montreal

Build robust backend solutions with Motion as a Senior Software Engineer. Focus on designing, implementing, and maintaining high-quality APIs in a remote-first work environment. Motion is seeking a Senior Software Engineer proficient in backend development to enhance their AI-native platform. You will leverage your expertise in technologies like Node.js,...

About Us We’re one of Canada’s largest pension investors, with CAD$320.6 billion of net assets as of March 31, 2026. About Us We’re one of Canada’s largest pension investors, with CAD$320.6 billion of net assets as of March 31, 2026. We invest funds for the pension plans of the federal public service, the Canadian Forces, the Royal Canadian Mounted...

About the Role As a Staff Frontend Engineer, you will be the technical authority for our React‑based micro‑frontend platform serving thousands of real‑estate businesses. You will own the evolution of our design system, drive migration from legacy UI libraries to a modern Tailwind‑based component library, and set frontend standards shared by AI agents...

Enhance your career as a Senior Software Engineer focusing on Performance & Scale with a leading technology firm. Dive into complex software systems dedicated to performance, scalability, and reliability.This role requires an experienced engineer capable of tackling challenges in distributed systems and automation. You will engage with varied technologies...

About Zeffy Zeffy is the fastest-growing nonprofit platform in North America, helping organizations raise funds, run events, and engage donors. About The Role As a Staff Software Engineer at Zeffy, you’ll work on key product features while playing a central role in elevating the engineering team. You’ll bring experience that helps others make better...

Affirm is seeking a software engineer for the Marketplace and App Experience domain on a remote Canada role. You will break down projects, ship web and mobile apps, design APIs, and collaborate across product, design, and analytics.You'll own code quality, participate in reviews, and support ongoing operations while contributing to the team's growth. The...

ABOUT YOU You will play a pivotal role in delivering high-impact software solutions across our platform. You bring curiosity, initiative, and a passion for clean, scalable systems. You collaborate effectively with teammates and cross‑functional partners to design, build, and improve our technical stack. You’re hands‑on, deeply engaged in the code, and...

Shape the future of product development as a Senior Staff Software Engineer at our company. Focus on hands-on solutions, technical decisions, and collaborative work with cross-functional teams.This senior individual contributor role emphasizes building high-quality product systems without people management. You'll collaborate closely with engineers, Product,...

Open Positions Explore open roles and help AlayaCare build technology that empowers care providers to deliver better outcomes. Fullstack Developer (Python/React/AWS) - Data Team Montréal, Quebec, Canada AboutAlayaCare AtAlayaCare,we’remore than just a fast-growing SaaS company,we’rea team of people passionate about transforming home healthcare. Our...

Drive impactful web experiences at Affirm as a Senior Frontend Engineer. Leverage your JavaScript expertise to build reliable systems while ensuring privacy and performance in a remote work environment.Join Affirm's Marketing & Privacy Engineering team to shape high-traffic consumer web applications. Your role involves collaboration with product management,...

Affirms is seeking a Senior Software Engineer to join the Marketing & Privacy Engineering (MPE) team. You'll own web architecture, reliability, and instrumentation for high-traffic consumer experiences, collaborating across product, marketing, analytics, and data engineering.You'll work with React or Vue, JavaScript/TypeScript, GTM, and measurement...

DescriptionAbout the RoleWe're hiring a Staff Software Engineer to own architecture and design decisions for our platform, including the modernization of legacy enterprise systems into modern, cloud-capable solutions. You'll operate with significant autonomy, act as a force multiplier for the rest of the engineering team, work closely with our Head of R&D as...

Full Stack Software Developer - Engineered Arts About Engineered Arts Engineered Arts is the leading manufacturer of full-size humanoid robots used for entertainment, education and communication. With 20 years of hardware and software development, our robots have been sold in over 30 countries worldwide with customers such as NASA, PwC, Meta and many more....

Baseten powers mission‑critical inference for the world’s most dynamic AI companies, such as Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma and Writer. By uniting applied AI research, flexible infrastructure and seamless developer tooling, we enable companies at the frontier of AI to bring cutting‑edge models into production. We are growing quickly...

The Opportunity Over 1.7 billion people worldwide live with musculoskeletal pain — and Hinge Health is on a mission to help them move beyond it. Our TrueMotion computer vision technology turns everyday mobile devices into powerful motion-tracking tools, giving members real-time feedback and guidance as they work through personalized exercise therapy. The...

Affirm seeks a Software Engineer II on the Marketing & Privacy Engineering team to build high-traffic web experiences in React/TypeScript, and to contribute to experimentation, instrumentation, and marketing integrations that support measurable growth and privacy.You'll partner with product, design, analytics, and data engineering to ship reliable features,...

Advance your career with Texas Instruments as an Embedded Software Engineer in Toronto, Canada. This role focuses on application development, leveraging TypeScript, JavaScript, and modern frameworks.At TI, you'll join the Embedded Processing Software Engineering Tools team, gaining hands-on experience in software architecture design. The Career Accelerator...

We are hiring a Senior Software Engineer, Performance & Scale for an opportunity with one of our technology clients. The engineer will join a team working on highly complex, massively scaled software systems, with a strong focus on performance, scalability, reliability, distributed systems, microservices architecture, and automation. This role is suited to...

PSP Investments is seeking a Senior Applied AI Engineer to enhance our cutting-edge AI platform, Floyd, in a hybrid work model. Contribute to transforming investment decision-making through AI solutions. At PSP Investments, one of Canada's largest pension investors, you will oversee the development of Floyd's systems, combining AI engineering with the...

Lead software engineering initiatives at Morgan Stanley as a Java Full Stack Engineering Director located in Montreal. Focus on delivering advanced risk management solutions within a hybrid work setting. This role expects expertise in designing and developing complete web applications, including user interfaces, APIs, and robust data layers. You'll work...