frontend react developer opportunity

Saatchi & Saatchi is an advertising agency with the belief that creativity, data, media and technology should all work together, and we use that to influence human behavior and drive success for clients. S&S is one of the world's largest agency networks with 114 offices and more than 6000 employees globally. Here in our Toronto office we work with some of...

Senior Full Stack Developer, R&D What we are looking for: We are looking for a Senior Full Stack Developer who can bridge exploratory research and production-grade delivery. The ideal candidate is a full stack developer, with strong product instincts and who can take an idea from prototype to shipped feature without losing rigor or velocity. We are looking...

Seeking a Frontend Developer to lead the creation of an internal operations portal using React and Node.Js. Responsibilities include performance optimization and component library development.

Responsibilities - Lead the design and implementation of the new platform architecture — from legacy systems to modern stacks - Build and integrate AI-powered features into the core product - Collaborate directly with leadership on architecture decisions, technical priorities, and product roadmap - Set code standards, review practices, and engineering...

Candidates must currently reside in Canada to be considered for this opportunity About Proof We're Proof, a high growth company in the legal tech industry founded in 2017. We've built a best-in-class legal services platform used by thousands of law firms with a sustained average growth rate of over 10%. Our marketplace platform helps law firms and pro se...

" Improving is committed to building a great place to work by cultivating an environment that fosters professional and personal relationships. We value open communication, personal growth, and shared rewards, which result in sustainable success. Voted “best place to work” numerous times, Improving strives to create and maintain a culture that exemplifies...

Contract Duration: 6 months, with possibility of extension Hours: Monday–Friday, 40 hours/week Job Title: Full Stack Software Engineer We’re seeking a Full Stack Software Engineer to design, build, and maintain scalable, secure web applications and backend services that support the development and validation of our autonomous eVTOL aircraft. As part of...

Seeking a Frontend Software Engineer in Toronto to improve enterprise planning user experiences, requiring 3+ years of experience with JavaScript and React for scalable application development.

Seeking a Frontend Software Engineer in Toronto to improve enterprise planning user experiences, requiring 3+ years of experience with JavaScript and React for scalable application development.

Our employees are at the heart of everything we do. Together, we help people, businesses, and society prosper in good times and be resilient in bad times. Our employee promise represents Intact’s commitment to you in exchange for living our Values, striving to do your best work, being open to change and investing in your career. In return, we promise to...

Join Dialogue as a Senior Full Stack Developer to shape the future of virtual health care. Your expertise in React and backend systems will drive significant improvements for providers. Reporting to the Director of Engineering, you will take charge of the technical strategy for Dialogue’s ServiceOS. Your role involves combining backend efficiency with...

LocationQuebec, CanadaFlexible / HybridPosition SummaryWe are seeking an experienced Senior Developer to lead a cross-functional software engineering squad responsible for developing, enhancing, and maintaining modern web applications that support Bentley’s infrastructure and engineering products. The successful candidate will help evolve an internal...

Location : Quebec, Canada Flexible / Hybrid Position Summary We are seeking an experienced Senior Developer to lead a cross-functional software engineering squad responsible for developing, enhancing, and maintaining modern web applications that support Bentley’s infrastructure and engineering products. The successful candidate will help evolve an internal...

Location: Toronto, On-site 5 days per week Language: Strong written and spoken English communication skills About the Opportunity This is an opportunity for an experienced Technical Lead / Senior Developer to play a key role in delivering complex enterprise applications within the public sector. You’ll combine hands‑on development with technical...

Senior Frontend Engineer responsible for developing high-revenue impacting features, mentoring engineers, and ensuring production readiness of systems. Requires expertise in React, JavaScript, Node.Js, and micro frontend environments.

Senior Frontend Engineer responsible for developing high-revenue impacting features, mentoring engineers, and ensuring production readiness of systems. Requires expertise in React, JavaScript, Node.Js, and micro frontend environments.

Senior Frontend Engineer responsible for developing high-revenue impacting features, mentoring engineers, and ensuring production readiness of systems. Requires expertise in React, JavaScript, Node.Js, and micro frontend environments.

Base pay range CA$170,000.00/yr - CA$180,000.00/yr Senior Software Developer (Full Stack) Our client is on a mission to help everyone achieve financial freedom by reimagining how people manage money. Using smart technology, they make financial services transparent, low‑cost, and accessible to millions of users. With billions in assets under management, our...

Base pay range CA$170,000.00/yr - CA$180,000.00/yr Senior Software Developer (Full Stack) Our client is on a mission to help everyone achieve financial freedom by reimagining how people manage money. Using smart technology, they make financial services transparent, low‑cost, and accessible to millions of users. With billions in assets under management, our...

MaintainX is a leading mobile-first work execution platform for industrial and frontline teams. More than 13,000 customers, including Duracell, McDonald's, Shell, DHL and Volvo, use MaintainX to cut unplanned downtime and run better operations, across 13.9 million managed assets and 79.5 million completed work orders. In August 2026 MaintainX became part of...