full stack javascript engineer jobs in Toronto

Build production web applications in Toronto with React, TypeScript, Node.js, or Python for Mecka AI’s global operations. Use AI tools daily. As a Senior Full Stack Software Engineer, you will own features across frontend, backend, and operational integrations. You will translate requirements from operators and data teams into reliable software. The work...

At Unity, we’re building a world-class advertising platform that operates at a massive global scale. The Ads team powers the systems that connect advertisers with creators and players, driving performance, reliability, and growth across our ecosystem. As a Senior Full-Stack Engineer on the Unified Ads Platform team, you’ll own the service layer where...

Become a core technical driver at Robinhood, where you’ll engineer financial solutions for a global audience. As a Full Stack Software Engineer, embrace the challenge of building scalable systems for diverse markets. This senior role requires you to engage with both frontend and backend services, ensuring high-quality user experiences across international...

Build cloud-native applications with React and Golang at Miratech for a US healthcare client. Work remotely while developing scalable services and modern web applications. Miratech seeks a Full Stack Engineer to create backend services, REST APIs, microservices, and React applications. You will support distributed systems and enterprise integrations while...

Capital One Canada seeks a Staff Full Stack Software Engineer skilled in JavaScript, React, AWS, and application architecture. Work in a hybrid model with three office days weekly. This Staff Software Engineer will lead technical design and development for cross-functional, multiplatform, fault-tolerant systems. The role spans front-end and server-side...

Build with AI coding agents as a Senior Full Stack Engineer at Baselane, working remotely first across React, TypeScript, Node.js, and AWS. Baselane seeks a senior engineer to own features from design through production in its AI-first engineering environment. You will work across frontend and backend while collaborating with Product, Design, QA, and DevOps....

Design, build, and maintain scalable services and systems, collaborating with cross-functional teams to improve Stripe's product-market fit for enterprise users. Focus on specialized features, configuration platforms, and data migration.

About Signal 1 US health systems will spend $100-130 billion on AI between 2025 and 2030, and studies show that 95% of AI initiatives fail to deliver measurable impact. Health systems have little to no insight into which AI solutions actually work and bring value, meaning that millions of dollars are wasted on tools that make no difference. About the...

Join Texas Instruments as a Full Stack Software Engineer in Toronto, Canada, focusing on embedded software and cloud solutions. Contribute to developing innovative tools that support clients in diverse markets. This role positions you at the forefront of software architecture design within the Embedded Processing Software Engineering Tools team at TI. You...

In compliance with applicable laws, HSBC is committed to employing only those who are authorized to work in Canada. Applicants must be legally authorized to work in Canada as HSBC will not engage in immigration sponsorship for this position.In Canada, HSBC Global Services (Canada) Limited (HGCA) is a wholly owned subsidiary of HSBC Global Services Limited....

What you'll do: 6+ years of software development experience, preferably with Project Lead experience Takes personal responsibility for quality and maintainability of the product and actively identifies areas for improvement Identifies problems/risks of own work and others Understanding of OWASP Possesses empathy with the user of the software they are...

Elevate your engineering career with HSBC as an eTrading Full Stack Engineer in Toronto, focusing on high-performance systems for electronic trading. This hands-on role blends server architecture, Red Hat Enterprise Linux, and container management. Join HSBC's Markets & Securities Services IT team, where your expertise in deterministic compute platforms...

In compliance with applicable laws, HSBC is committed to employing only those who are authorized to work in Canada. Applicants must be legally authorized to work in Canada as HSBC will not engage in immigration sponsorship for this position. In Canada, HSBC Global Services (Canada) Limited (HGCA) is a wholly owned subsidiary of HSBC Global Services...

As a Senior AI Engineer, you will be responsible for Full-Stack Software Development i.e. building modern, cloud-based, and AI-enabled applications that help Manulife make decisions easier and lives better. You will contribute to the design, development, and delivery of scalable and secure enterprise applications while integrating AI capabilities into...

3 weeks ago Be among the first 25 applicants Company Overview Athennian increases trust in business. Our products help legal, finance, and tax teams be transaction and audit-ready by organizing business entity and corporate structure information. Over 370,000 business entities in almost every country are managed on Athennian to automate workflows for...

Become a key player at Robinhood as a Full Stack Software Engineer, supporting global financial expansion. You'll develop critical technology for international markets, blending frontend and backend solutions. At Robinhood's Toronto office, you'll drive the engineering efforts behind expanding our financial products globally. This senior role demands...

At Swoop, our mission is simple: Improving patient outcomes. As a market leader in AI-driven, data-powered, and privacy-compliant healthcare engagement, we connect the signals that drive earlier diagnosis, better treatment decisions, and sustained adherence. Our integrated, privacy-safe platform, enables life sciences companies to drive measurable patient...

Expand your career at VAZA, a Toronto-based startup, as a Full Stack Mobile Software Engineer focused on iOS and Android applications. Drive user experience with animation-rich features and rapid releases. At VAZA, you will engage directly with the founding team, building and scaling applications that serve a growing community. The position involves...

Elevate your career as a Senior Full-Stack Engineer with Swoop in Toronto. Join our mission to enhance patient outcomes using your skills in API, web services, and user interface development. At Swoop, we integrate AI-driven healthcare engagement to deliver insightful, actionable intelligence to life sciences companies. You’ll mentor junior engineers,...

Senior Staff Engineer - Full-Stack, Solution Architecture About the role Our client is building an AI-centric engineering platform where brands operate as self-reliant, B2B-style customers. You will own product features end-to-end across the full stack - leveraging AI agents to multiply delivery throughput - while architecting robust, highly-available...