Jobs for senior back-end javascript developer at Montreal

About Vasco Vasco is the revenue context layer for AI agents. The product was built around one idea: confident is not the same as correct, and revenue decisions get made on confidence all the time. We structure CRM, billing, calls, and support data into a semantic layer where every metric is sourced, every definition is locked, and every answer is...

# Senior DeveloperMontrealHybridCloud and InfrastructureApplyWith over 30 years of recognized expertise, COFOMO is now a leading Canadian consulting firm specializing in digital and artificial intelligence. Supported by more than 3,000 experts, 10 Centers of Excellence, and 4 offices across the country, we are uniquely positioned to successfully guide our...

Elevate web application development as a Senior Front End Engineer specializing in React. Engage in a hybrid role to build interactive, high-performance applications. Your role will focus on leading the development of innovative front-end solutions while managing complete product lifecycles in a FinTech setting. You will engineer complex web interfaces,...

Position Overview We are seeking a Senior Software Developer (Frontend or Fullstack) to join our team of smart and driven developers who are building real-world solutions for the construction industry. Our experiences power construction teams in the office, trailer and field, enabling them to understand and execute on projects with a level of speed, safety...

The Opportunity Reporting to a Software Development Lead, you’ll build the interfaces our customers use to manage their websites, domains, and email, working in a squad with back-end developers and designers. This role has two sides. The first is our modern platform: a React front-end built in 2026 (React 19, Vite, Tailwind, TanStack Query, React Hook...

Join nesto - proudly named Canadian Rocketship 2025.* A Deloitte Fast 50 company evolving alongside Canada's top tech innovators and disrupting a 2.1 Trillion-dollar mortgage industry at light speed by building the mortgage ecosystem of the future.BUILD lending technologywith the best developers, AI engineers, and mortgage experts in the country. Work on...

Join Capgemini as a Senior Developer and leverage your expertise in cloud technologies and SharePoint management. Contribute to impactful development initiatives and user training. This opportunity is for a Senior Developer skilled in implementing modern authentication through Graph API and managing SharePoint permissions. You will play a crucial role in...

Your Next Challenge at Techso Are you looking to go beyond execution and truly contribute to the technical decisions behind a project? Techso is looking for a Senior Full Stack .NET Developer to help design and develop digital solutions used by our clients across Canada. In this role, you'll have the opportunity to work on a variety of projects, contribute...

This range is provided by Compunnel Inc. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$70.00/hr - $75.00/hrCore responsibilities:Design and implement scalable, maintainable, and high-performing RESTful APIs using FastAPI, SQLModel, and Redis.Write clean, efficient, and maintainable...

At Coconut Software, we’re not just building software—we’re reimagining how financial institutions connect with their customers. As a Senior Developer, you will be a driving force in shaping innovative, user-friendly solutions that make the customer journey seamless and accessible. You’ll work in an environment where experimentation, collaboration,...

We are hiring a Senior Front-End Developer to own and evolve the interfaces that bring Haply's hardware to life for customers. About Haply Haply Robotics builds the world's most precise haptic devices, deployed in research labs, industrial integration projects, and production environments where "good" and "right" are measured in milliseconds and...

OverviewResponsibilitiesIn this context, we are looking for a Fullstack developer within the Dev Ops team in Montreal in charge of the SG Workflow product, to the following various aspects:Design and development of product evolutions on the front-end components (Angular and React JS) and back-end components (Java and Kotlin).Respect for virtuous development...

A career as Senior Engineering Developer, Site reliability within the IT Delivery, Wealth Management sector at National Bank means acting as a specialist in application reliability, observability and operational maturity. This role allows you to have a concrete and lasting impact on the performance of our technology platforms, leveraging your technical...

Drive innovation at LiveBarn as a Senior Frontend Software Engineer, enhancing the user experience in youth sports streaming. Focus on building and maintaining dynamic web applications. LiveBarn is on the hunt for an accomplished Senior Frontend Software Engineer to join our evolving team. Your expertise in web development will contribute to our mission of...

Drive innovation in healthcare technology as a Senior React Native Developer at Dialogue. Empower users through effective digital solutions in Canada’s foremost virtual care provider. As part of a dedicated team, you’ll enhance our Integrated Health Platform by developing and maintaining anything from the member app to the Brownfield SDK. Your work will...

Project Overview The Province has a strategic role within government to drive efficiencies, innovation and modernization. As part of this role, the Province is expanding the GoA's digital delivery of services with the view of simplifying and providing better user experiences with interactions with the GoA. The Digital Design and Delivery Division (3D), is...

Contexte et mandat : Dans le cadre de l’évolution d’une plateforme Web stratégique basée sur CMS Episerver/Optimizely, nous recherchons un(e) spécialiste en développement Full Stack senior afin de contribuer à l’amélioration continue de la solution. La personne retenue participera à l’évolution des composants existants, à...

Au sein de l'équipe de développement, tu prends part chaque jour à la création de produits numériques innovants qui ont pour ambition de changer le monde, quels que soient leur envergure ou leur domaine. Tu es spécialisé en développement back-end, mais ce qui te distingue, c'est ta maîtrise de l'écosystème DevOps. Tu ne te contentes pas d'écrire...

Elevate your career as a Senior Engineer with Artefact, focusing on AI application development using the Gemini Enterprise platform and Google AI tools. Engage directly with clients for impactful solutions. In this role, you’ll apply your deep expertise in the Google AI stack to design AI systems that drive business value. You will be responsible for the...

Join Alberta's Government as a Senior Front End Designer and be a part of transforming digital services. Your design will enhance user interactions and streamline service delivery. This contract role with the Digital Design and Delivery Division (3D) focuses on improving efficiencies and user satisfaction in government services. Collaborating with diverse...