Jobs for senior back-end javascript developer at Toronto

1,000 senior back-end javascript developer job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Workday Full-time €132,800 - €199,200 Temporary

    Software Development Engineer III / Senior Software Development Engineer - Full Stack Join to apply for the Software Development Engineer III / Senior Software Development Engineer - Full Stack role at Workday. Join the Workday AI organization Your work days are brighter here. We’re obsessed with making hard work pay off, for our people, our...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Rsm Us Llp Full-time €103,500 - €190,100 Temporary

    We are the leading provider of professional services to the middle market globally, our purpose is to instill confidence in a world of change, empowering our clients and people to realize their full potential. Our exceptional people are the key to our unrivaled, inclusive culture and talent experience and our ability to be compelling to our clients....


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Ecosystem Full-time €100,000 - €150,000 Temporary

    That’s why we’ve integrated engineering and construction, seeing our projects through from design concept to implementation and commissioning. Here are some of the projects we’ve been working on recently in Ontario:The University of Toronto, Toronto Zoo, and Lakeridge Health Oshawa. As a Senior Business Development Manager, you’ll be key to...

  • Senior Full stack Java Developer Premium

    10 hours ago


    Toronto, Ontario, Canada 2iSolutions Inc. Full-time

    Duration: 12 Months Location: 21 College Street, Toronto Job Description Mandatory Requirements At least 10 years of hands-on experience with software development, especially highly sensitive / secure, high performance, high availability Cloud solutions, including application performance analysis, modeling, and tuning. Must have extensive experience (5+...


  • Toronto, Ontario, Canada The Hospital for Sick Children Full-time

    Dedicated exclusively to children and their families, The Hospital for Sick Children (SickKids) is one of the largest and most respected paediatric healthcare centres in the world. As innovators in child health, we lead and partner to improve the health of children through the integration of healthcare, leading-edge research and education. Our reputation...

  • Senior Mobile Developer, Growth Premium

    3 hours ago


    Toronto, Canada HelloFresh Full-time US$130,000 - US$150,000 Contract

    The Growth Alliance enables HelloFresh to expand by getting more customers to try, recommend, and return to our products. We build digital experiences used by customers around the world, including our checkout funnel, discounting and wallet services, experimentation platforms, and referral technology. If you’re excited about building customer-facing...

  • Senior .NET Web Developer Premium

    3 hours ago


    Toronto, Ontario, Canada ASL Consulting Remote Full-time

    Company DescriptionIndustry leader in the Human Capital Software IndustryFlexible ScheduleLow turnoverLearn something new everydayProfessional work environmentOn TTC route - no car requiredTeam work, enthusiasm, solutions to problems and fun help to make a great working environment. We're looking to add industrious, energetic and analytical professionals...


  • Toronto, ON, Canada Invision AI Inc. Full-time €100,000 - €150,000 Contract

    We are looking for a Full Stack developer to join our Toronto team and help us take our products to the next level in connectivity and performance. Our Company Invision AI is building a universal AI platform for computer vision applications. Powered by a unique multi-camera stack that generates high-integrity 3D digital twins of dynamic environments, our...


  • Toronto, Ontario, Canada Global Technical Talent, an Inc. 5000 Company Full-time

    Senior Specialty Developer - Mainframe DevOps Location: Toronto, ON Onsite Flexibility: Hybrid - Tuesday mandatory and second Friday of every month Contract Details Position Type: Contract Contract Duration: 13 months Pay Rate: C$80.00-C$85.00 / Hour (CAD) Shift / Schedule: 37.5 hours/week, 9:00 AM - 5:00 PM, Monday to Friday Travel Requirements: Not...


  • Toronto, Ontario, Canada Breezeway Full-time

    Breezeway's award-winning property operations and experience platform helps coordinate, communicate, and verify detailed work at properties. Powering over 55M property care tasks, Breezeway helps thousands of short-term rental managers and hospitality operators increase operational efficiency and boost service revenue while eliminating manual work and...


  • Toronto, Ontario, Canada Tata Consultancy Services Full-time

    Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our...


  • Toronto, Ontario, Canada Rubicon Path Full-time

    About the job RQ08690 - Software Developer - Senior7-10 years of experience as a Senior Technical Consultant in large (greater than 1000 users) businesses and I&IT transformation project(s).Hands-on experience with CuramHands-on experience writing Java code and using integration technologies, ESB, Java/JEE, application and web server technologiesExperience...

  • Python Developer Premium

    3 hours ago


    Toronto, Ontario, Canada Jay Analytix Full-time

    Location: Toronto/MontrealExperience: 7+What do you need to succeed?Bachelor’s degree in Computer Science, Computer Engineering or a related fieldProficiency with Linux platform, and CI/CD integration toolsProficiency in Python and Flask framework.Strong understanding of React.js and its core principles.Experience with relational databases (e.g. MySQL, MS...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada United States Digital Space LLC Full-time

    Lead the charge in innovative agentic AI solutions at the company as a Senior Developer. Design and support systems that redefine user interaction in visualization products. Your role integrates ownership of agentic subsystems, focusing on context retention and tool orchestration, ensuring high reliability in user interactions. You will apply your extensive...


  • Toronto, ON, Canada Wealthsimple Inc. Full-time €120,000 - €190,000 Contract

    Build something people love Wealthsimple is Canada’s leading financial innovator. The company offers a full suite of simple, sophisticated financial products across managed investing, do-it-yourself trading, cryptocurrency, tax filing, spending and saving. Wealthsimple currently serves more than 4 million Canadians and holds over $125 billion in assets...


  • Toronto, Ontario, Canada Worky Full-time

    Lead development efforts as a Senior Software Developer focused on the OPGT Modernization Program, specializing in Microsoft Dynamics 365 solutions. Your expertise will drive effective configurations, customizations, and integrations. In this role with the Office of the Public Guardian and Trustee (OPGT), you will collaborate with internal and vendor...


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

    LDML’s DX Studio is hiring a Front-End Developer on a 18‑month parental leave contract in Downtown Toronto. You’ll join a collaborative team building reliable, engaging web experiences using JavaScript and React.You’ll work with designers, PMs, and other developers across the full SDLC, ensuring accessibility and high design quality. You’ll...


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

    Senior Full-Stack Developer Micruity helps Americans retire securely Micruity operates the data infrastructure that recordkeepers, life insurers, and asset managers use to power lifelong financial security for the over 100 million Americans inemployer-sponsored savings plans. The Micruity platform facilitates frictionless data sharing between all...


  • Toronto, Ontario, Canada Maarut Full-time

    Description: Experience in programming and analysis; specialized software package support at the specified experience level Ability to collaborate with IT Professionals throughout the Software Development process Experience in Agile/Scrum methodology for the development, design, implementation and maintenance of applications Experience in design, code, test...


  • Toronto, Ontario, Canada Canada Life Full-time

    Permanent Full Time We are seeking a Senior Software Developer to design, build and support enterprise-scale solutions for our Workplace Retirement Services Technology team. This role combines hands‑on full‑stack development, technical leadership, problem solving and collaboration to deliver secure, scalable and high‑quality technology solutions. You...