react junior jobs in Toronto

876 react junior job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Canada Emburse Full-time €120,000 - €160,000 Contract

    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...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Worky Full-time

    RBC is seeking a Full Stack Developer with expertise in Java, Python, and React. This Staff Engineer role involves innovative solutions and leadership in software projects in Toronto. As part of the Operations Technology team, you will spearhead the technical design and implementation of multifaceted application solutions. Your responsibilities will...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Super Full-time

    Become a Senior Full Stack Engineer in a dynamic, AI-driven environment. Collaborate on fintech and SuperApp features while using technologies like React, Python, and Node.js. In this role, you will be a vital technical contributor, engaging in both frontend and backend development. Your expertise in React will shine, paired with Python and Node.js for...


  • Toronto, Ontario, Canada Flywheel Full-time

    Join Flywheel Commerce as a Senior Full Stack Engineer, focusing on scalable eCommerce optimization solutions. Utilize AI-assisted tools and modern frameworks in a collaborative setting. As a Senior Full Stack Engineer, you will play a critical role in enhancing our Perpetua product within the Flywheel portfolio. This position requires expertise in Python,...


  • Toronto, Ontario, Canada Ramp Full-time

    Advance your career as a Senior Frontend Engineer at Ramp, utilizing your JavaScript and React skills to create exceptional user experiences. Work on transformative financial technology solutions. Ramp is hiring a Senior Frontend Engineer who deeply understands JavaScript and web performance. The role involves designing engaging interfaces and leading...


  • Toronto, Ontario, Canada United States Digital Space LLC Full-time

    Join Element as a Senior Full Stack Developer in Toronto, ON, and revolutionize web application design. Lead projects utilizing your expertise in modern technologies to deliver scalable solutions. This position requires an experienced Senior Engineer to spearhead the development of full stack applications. At Element, you'll transform business needs into...


  • Toronto, Ontario, Canada Intuit Full-time

    Intuit is seeking a Full Stack Software Developer in Toronto to innovate AI-powered solutions. Engage in a dynamic hybrid work environment using your expertise in Java and React. As part of the VEP Sales Partners and Incentives team, you will lead in developing a Partner Platform that streamlines sales motions. Utilize your skills to design, build, and...


  • Toronto, Ontario, Canada TechMagic Full-time

    Lead as a Team Lead Full Stack Developer specializing in Node.js and React, with an enterprise project from Canada. Enjoy a hybrid remote work arrangement while shaping innovative web solutions. We need a skilled Team Lead Full Stack Developer with over 5 years of experience. You'll engage in the design and development of robust web applications and APIs,...


  • Toronto, Ontario, Canada Capgemini Full-time

    Capgemini Canada in Toronto is seeking a seasoned software engineer to design and implement full-stack solutions across Python, Java/Kotlin, React, PostgreSQL, and Snowflake. You will lead ETL pipelines and architect scalable backend services with modern frontend apps.You will champion AI/LLM integration, promote robust testing and SDLC best practices, and...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Bot Jobs Full-time

    Elevate your software engineering career as a Frontend Software Engineer at Pebl in Toronto, Ontario. Focus on AI-driven user experiences by developing interfaces that adapt dynamically. With over 8 years in software engineering, this position demands expertise in full-stack development, particularly frontend and UX. Candidates should have hands-on...


  • Toronto, Ontario, Canada Emburse Chrome River Full-time

    Emburse Chrome River is seeking a senior software engineer in Toronto to drive Java backend development with a React frontend. You will own features, design robust APIs, and guide junior engineers in a SCRUM/DevOps environment.The role requires 6+ years' experience in Java development, strong Spring/AWS skills, REST API design, and comfort with Docker,...


  • Toronto, Ontario, Canada Pinnacle Full-time

    Pinnacle in Toronto is seeking a Senior Software Engineer for Trading Technology Software Development to build backend engines powering real-time trading, risk management, and core platform services. You will own backend systems, design scalable components, and contribute to architectural decisions while collaborating with front-end teams using React and...


  • Toronto, Ontario, Canada NimbleRx Full-time

    Shape the future of healthcare as a Backend Engineering Lead at Nimble. Focus on building essential web services and APIs that enhance pharmacy accessibility for patients. Nimble is dedicated to transforming healthcare access through state-of-the-art technology. As a Senior Backend Engineer, you will design scalable systems and lead projects while mentoring...


  • Toronto, Ontario, Canada NimbleRx Full-time

    A healthtech startup in Toronto is seeking a Senior Full-Stack Engineer to architect and improve its pharmacy platform. This role includes building scalable web products and mentoring junior engineers in a fast-paced, collaborative environment. Ideal candidates have over 5 years of experience, particularly with Java, Spring Boot, and React. The company...


  • Toronto, ON, Canada Extremenetworks Full-time €120,000 - €180,000 Contract

    Shape the future of AI applications as a Full Stack Developer in our agile team. Utilize your skills in Java, Python, Angular, and React to build excellent user experiences. This senior-level position requires a strong background in both backend and frontend development for GenAI solutions. You will design and implement scalable systems, work closely with...


  • Toronto, Ontario, Canada NimbleRx Full-time

    Lead the development of impactful technologies as a Senior Full-Stack Engineer in a mission-driven healthtech environment. Collaborate on building scalable products that enhance patient and pharmacist interactions in a rapidly growing startup. In this critical role, you will architect solutions crucial to the customer experience across multiple web...


  • Toronto, ON, Canada Pentasia Full-time €110,000 - €140,000 Contract

    Pentasia is seeking a Senior Full Stack .NET Developer to join a fast-paced technology team in Toronto. You will design, build, and maintain cloud-native applications with .NET on the backend and React/TypeScript on the frontend, delivering real-time data and scalable solutions. The role includes technical leadership, mentoring junior developers, code...


  • Toronto, Ontario, Canada Pentasia Full-time

    Pentasia is seeking a Senior Full Stack .NET Developer to join a fast-paced technology team in Toronto. You will design, build, and maintain cloud-native applications with .NET on the backend and React/TypeScript on the frontend, delivering real-time data and scalable solutions.The role includes technical leadership, mentoring junior developers, code...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Emburse Chrome River Full-time

    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...

  • Gen AI Developer

    2 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision! Full-time

    Design and develop responsive, user‑friendly interfaces using modern front‑end frameworks and libraries (e.g., React, Angular, Next.js). Collaborate with designers to implement UI/UX best practices and maintain visual consistency. Optimize front‑end performance for speed, accessibility, and scalability. Partner with back‑end developers to ensure...