Top Javascript Jobs in Montreal

Build end-to-end features in a JS/TS stack, designing scalable backend services and responsive real-time frontends. Improve observability, performance, and reliability, collaborate with product/design, and own full-stack implementation from APIs and data models to UI.

Build and lead across Tetrix’s SaaS product, data pipelines, AI agents, and telemetry infrastructure using Python and JavaScript. Set technical direction, make architectural decisions, shape product strategy, collaborate with clients, establish secure and scalable engineering practices, mentor engineers, and help build a high-performing team.

Lead design and development of a high-performance Web SDK for device fingerprinting and behavior analytics. Implement algorithms for fingerprints and interaction capture, optimize cross-browser performance, build CI/CD and automated cross-browser tests, ensure data privacy/security, mentor engineers, conduct code reviews, and collaborate with product and QA to deliver scalable, maintainable SDKs.

Develop and maintain rich GUI components for a distributed, service-oriented Java platform using JavaScript/ExtJS, HTML/CSS. Build and integrate web services (REST/SOAP/JSON/XML), collaborate in Agile teams, and work with Java backend technologies (Core Java, Spring/Hibernate desirable).

The Frontend Javascript Engineer will develop web applications focusing on user experience, collaborate with a team, and work with machine learning and computer vision technologies.

The role involves owning product feature development, participating in system design, and maintaining software performance in an agile setting.

Build and maintain the SaaS product, data pipelines, AI agents, and telemetry; contribute to product and tech strategy; work with customers; set engineering best practices and mentor teammates.