Senior Full Stack Engineer Reactnode Java Jobs in Toronto, Canada

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Senior Engineer Specializing in Full Stack AI Development

Step into a Senior Full Stack Engineer role where AI innovation meets practical application! This hybrid position emphasizes building prototypes for successful AI product launches. You’ll leverage your expertise to create robust POC processes and develop essential templates and components for AI app ...

Senior Full Stack Engineer — High Impact, Equity, Hybrid

A tech company for creators based in Toronto is looking for a Senior Full Stack Software Engineer. This role involves building and scaling products for a large user base, emphasizing ownership and collaboration. Ideal candidates will excel in dynamic environments, have experience with full-stack development, and ...

Senior Full Stack Engineer, Enterprise Apps (Spring/Angular)

A technology solutions provider in Toronto is looking for a qualified developer with over 10 years of experience in enterprise application development. Candidates should have a strong command of Spring Boot and preference will be given to those familiar with relational databases, particularly Postgres. Hands-on ...

Senior AI Powered Full Stack Engineer — Platform Leader

A leading financial services company located in Toronto is seeking a Senior Software Engineer to drive the development of AI-powered applications. In this role, you will lead technical initiatives, architect solutions, and mentor engineers within a vibrant innovation hub. Ideal candidates will have 12+ years of ...

Senior Full Stack Engineer: Node/React (AWS) — Hybrid

A leading technology company in Toronto is seeking a Senior Full Stack Web Developer to design and develop innovative web applications. The ideal candidate will have over 6 years of experience in web application development, with strong skills in Node.js, Typescript, and React. This position offers the opportuni ...

Senior Full Stack AI Engineer — RAG & AI Patterns

A technology consulting firm in Toronto is seeking a Senior Full Stack Software Engineer specialized in AI product engineering. This role involves leading POC processes for AI solutions, providing technical oversight for vendor implementations, and defining architectural standards. The ideal candidate has over 5 ...

Senior Full Stack Engineer React & Python, Drive Impact

A leading financial institution in Toronto is seeking a Senior Full Stack Developer proficient in React.js and Python. This role involves developing full stack application solutions, collaborating with agile teams, and conducting research on emerging technologies. The successful candidate will have strong proble ...

Senior Full Stack Engineer — Climate Tech, Equity & PTO

A carbon reduction technology firm in Toronto is looking for a Senior Software Engineer to build an operating system for carbon dioxide removal initiatives. This role involves full-stack development, mentoring teammates, and designing reliable software solutions. The company offers a competitive salary range of ...

Senior Full Stack Engineer AI NLP Backends (Python)

A technology solutions company based in Toronto is seeking a Senior Full Stack Engineer proficient in Python for backend development. The successful candidate will join a collaborative team responsible for delivering business requirements iteratively. Key qualifications include strong SQL skills and experience w ...

Senior Full Stack Engineer: Cloud & Real Time Systems

A leading sports technology company in Ontario seeks a Senior Full Stack Software Engineer to enhance their innovative baseball training technology. The role involves working with a React & Node TypeScript stack, ensuring platform stability and scalability, and solving complex problems. Responsibilities include ...

Senior Full Stack Engineer — Security‑Driven Platform Architect

A property management firm located in Ontario is seeking a Senior Full Stack Engineer to ensure codebase integrity and lead a dynamic development team. Candidates should have over 4 years of development experience, with expertise in Next.js, React, TypeScript, and cloud platforms. The role involves optimizing da ...

Senior Full Stack Engineer Hybrid, High Impact SaaS

An early-stage SaaS technology company in Toronto is seeking a Senior Full-Stack Software Engineer to join their growing team. In this hybrid role, you will build scalable systems and contribute to architecture decisions. Ideal candidates have 4+ years of software engineering experience, strong skills in React, ...

Senior Full Stack Engineer — AI & Healthcare Infra (Hybrid)

A healthcare technology company in Toronto is seeking a Senior Full Stack Engineer to build production-grade applications and integrate diverse healthcare systems. The role begins remotely and transitions to a hybrid model as the office opens. Ideal candidates will have at least 7 years of software development e ...

Senior Full Stack Software Engineer AI Platform Leader

Senior Full Stack Software Engineer About The Role Own the delivery of end to end product features for an AI platform. You will work across frontend, backend, and data systems to build scalable user facing experiences. What You’ll Do Build front ...

Senior Full Stack Engineer — Build the Rental Platform

An innovative tech startup in Toronto seeks a skilled Full Stack Developer. In this role, you will build and enhance the company's web platform, manage the full software development lifecycle, and work closely with other engineers in the office. Candidates should have 5+ years of experience, a strong grasp of mo ...

Senior Full Stack Software Engineer AI Platform Leader

Senior Full Stack Software Engineer About The Role Own the delivery of end to end product features for an AI platform. You will work across frontend, backend, and data systems to build scalable user facing experiences. What You’ll Do Build fro ...

Senior Full Stack Engineer: Data Pipelines & APIs (Toronto)

A tech firm in Toronto is seeking a Senior Software Developer for a full-time role to design and implement data pipelines and applications. Candidates must have extensive experience in Java, Oracle databases, and full-stack development, including both front-end and back-end technologies. Responsibilities include ...

Senior Full Stack Engineer for Innovative Creator Solutions

Drive innovative solutions for content creators as a Senior Full Stack Engineer in a hybrid role. You'll build scalable systems that empower thousands to thrive online. This pivotal role requires a senior engineer with a strong grasp of full-stack web applications. You'll work in collaboration with ...

Senior Full Stack Engineer for Enterprise Application Development

Elevate enterprise applications as a Senior Full Stack Engineer. Leverage your expertise in Spring Boot, relational databases, and Angular while working in a collaborative environment, whether full-time or contract. This role requires an experienced engineer with at least 10 years in application dev ...

Senior Full Stack Engineer Leading Inference Systems Development

Drive the future of AI technology as a Senior Full-Stack Engineer. Oversee the development of critical frontend and backend systems that power inference workloads seamlessly and at scale. In this senior-level role, you'll own and scale pivotal parts of the Developer Console that enhance machine lear ...

Senior Full Stack AI Engineer for Secure SaaS

A fast-growing AI solutions firm seeks a Senior Full-Stack Engineer to develop secure SaaS applications that leverage generative AI capabilities. The ideal candidate will lead development initiatives, manage backend architecture, and integrate AI technologies. This role offers dynamic challenges and the chance t ...

Senior Full Stack Engineer in Innovative SaaS Environment

Elevate your career as a Senior Full-Stack Software Engineer in a dynamic SaaS startup. Contribute to all aspects of product development, from backend architecture to modern frontend design. This role requires 4+ years of software engineering expertise, focusing on building scalable backend services ...

Senior .NET Full Stack Engineer – Remote First FinTech

A tech-driven financial startup in Toronto is seeking a Senior Software Engineer to advance their Digital Banking platform. The role demands extensive experience in enterprise software development using C# and .NET Core along with front-end technologies like Angular and React. You will collaborate across teams t ...

Senior Full Stack Engineer – TS/Node, Remote Canada

A leading InsurTech company is seeking a Senior Software Developer to contribute to their development team. The role involves building software for their rating and pricing engines using Node.js and TypeScript. Candidates should have strong experience in full stack web applications and be familiar with modern fr ...

Senior Full Stack Engineer Accessibility & Inclusive Tech (Remote)

A leader in accessible technology is seeking a Senior Full-Stack Developer to create equitable and accessible digital systems. This role involves developing both front-end and back-end systems, focusing on accessibility with modern frameworks and tools. Candidates should have over 6 years of experience, a deep u ...

Senior Full Stack Engineer — React/TypeScript, AWS, Remote

A leading educational technology company in Canada is seeking a Senior Full Stack Software Developer to design and maintain cloud‑based applications. This high-impact role requires deep expertise in React and involves working across the full technology stack, shaping architecture and raising engineering standard ...

Senior Full Stack Engineer (Remote) — Cloud Native SaaS

A leading Software Company is looking for a Senior Software Developer (Full Stack) to work remotely. In this role, you will design and develop web applications for sales planning using modern technologies. The ideal candidate has over 4 years of experience with TypeScript and React, and is skilled in cloud techn ...

Senior ML Engineer II — Full Stack, Production ML

A growing tech company in Canada is hiring a Senior Software Engineer II to focus on machine learning and build new products that improve customer experiences. The ideal candidate will have 10+ years of experience, strong coding skills, and the ability to work with large datasets. This role offers competitive co ...

Senior Full Stack Engineer Remote, High Impact Solutions

A technology consulting firm is seeking a Senior Full-Stack Engineer in Canada to deliver high-quality software solutions. In this role, you will take ownership of key projects, focusing on both back-end and front-end systems. You should have 7+ years of experience and a strong grasp of scalable solutions, REST ...

Senior Growth Full‑Stack Engineer — AI Experiments (Remote)

A technology-driven startup in Canada seeks a Full-Stack Developer to drive product growth through user-centered design and experimentation. You will be responsible for developing scalable software solutions with a strong focus on cross-domain collaboration. Ideal candidates have 5+ years of experience in JavaSc ...

Senior Full Stack Engineer: Modernize SaaS Platform (Remote)

A leading cloud-based SaaS company in Ontario is seeking a Senior Full-Stack Engineer to help modernize legacy systems while building new features in a Node.js and Vue.js environment. The ideal candidate will have extensive experience in full-stack development, including PHP and AWS, and a passion for mentorship ...

Senior Full Stack Engineer — AI Driven Fintech APIs

A leading fintech company in Canada is seeking a Senior Full Stack Engineer to design and build scalable systems for global payment solutions. The role involves architects, developing features across multiple codebases, and ensuring security and compliance in the design of APIs. The ideal candidate will collabor ...

Senior Full Stack Engineer: Python/Django + React, Remote

Join a dynamic and innovative company as a Senior Full Stack Software Engineer, where you will leverage your expertise in Python and React to design and develop high-quality applications. Collaborate with a talented global team in a remote-first environment, ensuring software excellence through continuous improv ...

Remote Senior Full Stack Engineer — Rails & Modern Frontend

A tech startup is looking for a skilled developer to join their remote team in Canada. You will work with Ruby on Rails and modern front-end frameworks to create solutions for legal professionals. Responsibilities include designing secure systems, managing product features, and effective collaboration. Ideal can ...

Remote Senior Full Stack Engineer — Observability DX (Equity)

A leading tech firm in Canada seeks a Senior Full Stack Engineer to revolutionize observability through an open-source platform. The role involves shaping key features, collaboratively engaging with the developer community, and tackling technical challenges in building high-performance systems. Candidates should ...

Senior Full Stack Software Engineer – Remote Health Tech

A healthcare technology company is seeking a Senior Software Developer with extensive experience in full-stack engineering. In this role, you will create scalable and efficient systems, collaborating closely with cross-functional teams. Applicants should have at least 5 years of experience and strong proficiency ...

Senior Full Stack Engineer for FinTech & Web3 Platforms

A leading blockchain technology firm in Canada is seeking a Full-Stack Developer to work on their wallet infrastructure. This role involves designing and implementing robust frontend and backend systems to support the Digital platform. Ideal candidates will have 3-5 years experience, proficiency in React and Typ ...

Senior Full Stack Engineer (Rails & React) — Remote first

A fast-growing technology firm in Canada is seeking a Senior Full-Stack Engineer to join their consulting team. In this remote-first role, you will develop web applications using Ruby on Rails and React while mentoring junior developers. Responsibilities include engaging with clients to understand their needs an ...

Senior Full Stack Engineer: Lead Platform & Scale (Remote)

A leading educational company is seeking a Sr Software Engineer to work remotely in Canada. You will be responsible for designing and evolving platform features using JavaScript, React, Node.js, and MySQL. The role involves leading technical decisions, mentoring engineers, and ensuring code meets accessibility s ...

Senior Full Stack Engineer — AI‑First Cloud (Remote)

A leading AI-first digital engineering company is seeking an experienced Full Stack Developer to design and deliver enterprise applications in a fast-paced environment. The role requires proficiency in Java, REST APIs, and front-end development with React. Candidates should have strong problem-solving skills and ...

Senior Full Stack Engineer (Kotlin & React) Remote/Hybrid

A prominent technology firm in Montreal is seeking a Senior Software Developer proficient in Kotlin and React. This role emphasizes frontend development alongside backend tasks. Ideal candidates should have over five years of experience in a SaaS product-based environment, showcasing strong engineering fundament ...

Senior Full Stack Engineer IoT & Building Platform Remote

A technology firm specializing in smart buildings is seeking a Senior Full-Stack Developer to enhance its platform. This remote role emphasizes collaboration with Product, Hardware, and QA teams to develop innovative features. Candidates should have 6+ years of experience in technologies like Angular and .NET, a ...

Senior Full Stack Engineer | Remote, High Impact, Mentored

A leading career wellness platform is seeking an experienced Senior Full-Stack Engineer to join their Engineering team. This remote role involves shipping end-to-end features and mentoring peers in a fast-paced, collaborative environment. The ideal candidate will have over 5 years of experience, strong skills in ...

Senior Frontend‑Focused Full‑Stack Engineer (React/TS)

A leading global commerce platform is seeking a Senior Full Stack Software Developer with a focus on React.js for their team in Ontario. The role requires a minimum of 5 years of experience in software development, particularly in frontend applications. You will be responsible for developing and maintaining feat ...

Senior Full Stack Engineer: Clojure & React Native (Remote)

A global remote work company is seeking a Senior Full Stack Engineer to develop modern financial products utilizing Clojure for backend services and React Native for mobile applications. You will be involved in the complete product lifecycle within an Agile team. Ideal candidates will have at least 6 years of so ...

Senior Full Stack Engineer — Real Time Crypto Trading

A leading digital product studio in Canada is looking for a Software Developer with strong backend and frontend skills to build sophisticated trading platforms. The ideal candidate will have 6+ years of experience, particularly in high-performance systems. This role offers the flexibility to work remotely and pr ...

Remote Senior Full Stack Engineer — Build Scalable Features

A forward-thinking tech company in Toronto is searching for a full-stack Software Engineer to enhance our product by building new features and optimizing existing systems. The ideal candidate will have over 5 years of experience, be proficient in PHP, Laravel, and React, and thrive in a collaborative environment ...

Senior Full Stack Engineer — Remote, Flexible Hours, Equity

A tech-driven procurement company located in Vancouver is seeking a Full Stack Engineer II to build core features and enhance user experiences. You will contribute to both backend and frontend systems using Python/Django and TypeScript/React. Ideal candidates have extensive experience in both environments and a ...

Senior React Full Stack Engineer | Equity & Hybrid Remote

A dynamic technology firm in Ontario is seeking a Senior Full Stack Software Developer with a focus on React.js. In this role, you'll lead the development and maintenance of features for critical financial products, primarily focusing on frontend development. Collaborating on large-scale features, you'll enhance ...

Senior Full Stack Engineer — Rails + React, Build Impact

A fast-growth startup in Toronto seeks a Senior Full Stack Engineer specializing in Rails and React. You will design user-centric solutions and work on significant projects independently to enhance recruiting workflows. Ideal candidates have over 7 years of experience in software development and excel in startup ...

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    Senior Full Stack Engineer Reactnode Java Jobs in Toronto Job Search Guide, Trends and Insights