Senior Full Stack Engineer Reactnode Java Jobs in Toronto, Canada

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Senior Full Stack Engineer – Hybrid Toronto

A leading tech company in downtown Toronto is seeking a seasoned web developer with over 10 years of experience in full-stack application development. The ideal candidate has expertise in REST API design and a strong background in the MERN stack, along with modern JavaScript tooling. This hybrid role demands col ...

Senior Full Stack Engineer — Decarbonization SaaS

A leading clean-tech firm based in Toronto is looking for a Full Stack Developer to join their innovative team. You will play a crucial role in building and scaling their decarbonization platform, contributing to significant climate impact. Ideal candidates will have over five years of experience with technologi ...

Senior Full Stack Software Engineer (AI)

Overview Senior Full Stack Software Engineer (AI) Location: Hybrid - Toronto, ON On behalf of our client, Affinity is seeking a technical SME for AI product engineering who defines technical standards, patterns, and guardrails for AI product development. You will esta ...

Senior Full Stack & AI Platform Engineer

A leading tech company in Toronto is seeking a Senior Full Stack Software Engineer to own the delivery of end-to-end product features for an AI platform. This role involves building scalable user-facing experiences across frontend and backend systems, utilizing modern frameworks like React and TypeScript. The id ...

Senior Full Stack Engineer (Platform & Integrations)

Overview XYZ Storage isn't like any other storage company. Over the last 28 years, we've built something great, something special, an iconic lifestyle brand with an inspirational and authentic story. At the heart of this story is the understanding that moving and storage can be stressful and often ...

Senior Full Stack Engineer — Billing & Payments

A leading SaaS platform in Toronto is seeking a Senior Full-Stack Engineer to enhance billing capabilities and drive revenue operations. This role involves complex problem-solving and collaboration with teams, utilizing technologies like Java and Node.js. Ideal candidates will have 6+ years in SaaS environments ...

Senior Full Stack Ad Tech Engineer

A leading travel platform in Toronto seeks a Senior Full-Stack Engineer to innovate ad products and improve user experiences. You will design and implement new features, contribute to the development of core APIs, and collaborate with dynamic teams. Ideal candidates have 5+ years in software development with str ...

Senior Full Stack Engineer Rails & React

What is Findem? Findem is HR 2.0. We’re a fast-growth startup with an ambitious vision and the technology to back it up. Our People Intelligence platform uses true AI and machine learning to provide critical solutions for talent acquisition and people analytics functions. With the deep insigh ...

Senior Full Stack AI Product Engineer

A global information provider is looking for a Senior Product Engineer (Full Stack) to join their innovative Materia AI team in Toronto. You will develop AI-driven software that enhances accounting workflows. In this role, you’ll work on everything from React interfaces to Python-based AI services. You need a st ...

Senior Full Stack Engineer (React, Python)

A Few Notes: Profitable B2B SaaS company, teams are based out of North America Role is 95% remote in Toronto (we meetup 1x a month). Must be able to legally work in Canada (visa or sponsorship won't be provided) ...

Senior Full Stack Engineer — Hybrid (Canada)

A financial technology company in Toronto is seeking a Senior Software Engineer - Full Stack Developer to design and implement advanced IT solutions. In this role, you will leverage over 8 years of experience to mentor team members and ensure solutions meet company standards across platforms. The company offers ...

Senior Engineer, Full Stack (Toronto Hybrid)

Senior Engineer, Full Stack (Toronto - Hybrid) Position: Senior Engineer, Full Stack Type: Full-Time Hybrid About the Role: We are looking for a talented Senior Engineer who is passionate about creating exceptional user experiences. In this role, you will ...

Senior Full Stack Engineer, Identity Platform

A leading identity management firm in Toronto is seeking a Full Stack Software Engineer for their Federated Authentication Platform team. This role involves designing and implementing scalable backend services and developing responsive user interfaces. Ideal candidates will have over 4 years of experience, profi ...

Senior Full Stack Engineer, Payments Platform

A financial services company in Toronto seeks a Senior Full Stack Engineer passionate about transforming and scaling payment platforms. The role involves full lifecycle ownership, backend development, and contributing to frontend solutions. Candidates should have 5+ years of experience, strong collaboration skil ...

Senior Full Stack Engineer, Lifecycle Manager

About Nue.io Nue.io is a next‑generation CPQ and revenue automation platform designed for modern SaaS and subscription‑based businesses. Our mission is simple: empower go‑to‑market teams to move faster, close smarter, and scale with confidence. With an elegant, no‑code interface and deep Sale ...

Senior Full Stack Engineer — Healthtech Platform

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 ...

Senior Full Stack Cloud & SaaS Engineer

A leading cloud storage provider in Toronto is seeking a versatile Software Engineer to design and develop full stack applications. Candidates should have over 5 years of experience, proficiency in backend and frontend technologies, and familiarity with SaaS development. This role offers generous wellness progra ...

Senior React & Node.js Full Stack Engineer

A leading tech company in Toronto is seeking a Senior Full Stack Developer to build scalable and reliable systems. The ideal candidate has over 8 years of experience in full stack web development, excels in React.js and Node.js/Express.js, and possesses strong communication skills. You'll work in an Agile enviro ...

Senior Full Stack Engineer & Code Auditor

A prominent real estate company is looking for a Senior Full Stack Engineer in Toronto. This role focuses on codebase integrity, leadership in technical audits, and proficiency in technologies like Next.js and TypeScript. Candidates should have over 4 years of development experience and be familiar with cloud pl ...

Senior Full Stack Engineer — Hybrid (Toronto)

A leading tech company in Toronto is seeking a Senior Fullstack Engineer with strong backend experience. The role is hybrid, requiring 2 days in the office, and offers a competitive salary of up to CAD 120,000 based on experience. Candidates should have over 8 years of experience in software engineering and be a ...

Senior Full Stack Engineer Hybrid Role

Advance your career as a Full Stack Software Engineer in a hybrid environment. Engage in front-end and back-end development while mentoring fellow engineers to foster growth and efficiency. This role requires a minimum of 5 years of demonstrated experience in software development, particularly with ...

Senior Security Engineer, Full‑Stack & Cloud

A tech company specializing in voice-driven systems is seeking a Security Engineer to ensure security across applications, services, and infrastructure. You will proactively identify risks, lead secure code reviews, and collaborate with engineers to design secure systems. Ideal candidates have over 6 years of so ...

Senior Full Stack Engineer, Platform – Remote

Job Summary HR Service Jobs is seeking a highly skilled Senior Full Stack Engineer to design, build, and maintain scalable platform solutions for our global remote workforce. In this pivotal role, you will collaborate closely with product managers, UX designers, and DevOps tea ...

Senior AI Driven Full Stack Engineer

A leading web hosting company is seeking a Senior AI-Enabled Full-Stack Developer to drive integrations of AI into their products. This role requires 7+ years of experience in production web applications, strong skills in Next.js, TypeScript, and a passion for AI. You will influence product design, build scalabl ...

Senior Full Stack Engineer (Node.js + React)

Senior Full Stack Engineer (Node.js + React) We are seeking an exceptional Sr Full Stack Engineer who demonstrates technical excellence in developing and delivering high-quality software solutions. In this role, you will own significant areas of our projects, drive technical implementation, champion ...

Senior Full Stack Engineer for AI

Join a dynamic team as a Senior Full Stack Engineer focused on innovative AI solutions. In this remote-first role, you will work across platforms, enhancing user experience and systems. We are on the lookout for an experienced Software Engineer to contribute significantly to all three connected work ...

Senior Full Stack Engineer, Measurements — Remote

A leading marketing technology company is seeking a Senior Full Stack Engineer to develop their advertising platform. In this remote-first role, you'll collaborate on scalable systems and deliver optimized user experiences. Ideal candidates possess over 5 years in web application development, proactive problem-s ...

Senior Full Stack Engineer, Email Systems

MZLA Technologies Corporation (MZLA) is a wholly owned, for-profit subsidiary of the Mozilla Foundation and home to Thunderbird , our flagship open-source email and productivity platform empowering more than 20 million people around the world. While part of the Mozilla portfolio of companies ...

Senior Full Stack Engineer, Remote & Equity

A dynamic tech company in Calgary is seeking a skilled Senior Full Stack Developer to design an innovative customer experience platform. Candidates should have experience in cloud and web-based applications, responsive design, and knowledge of RESTful APIs. The role emphasizes collaboration with leadership and d ...

Senior Full Stack Engineer Remote (Canada)

A leading InsurTech firm in Toronto is seeking a Senior Software Developer to work in the Development Experience Group. You will be responsible for leveraging Node.js and TypeScript to enhance our software systems, ensuring high standards in development and performance. The position allows for a remote-first set ...

Senior Full Stack Engineer, Email Systems

9 Wellbeing Days MZLA Technologies Corporation (MZLA) is a wholly owned, for-profit subsidiary of the Mozilla Foundation and home to Thunderbird , our flagship open-source email and productivity platform empowering more than 20 million people around the world. While p ...

Senior Full Stack Engineer, Authentication Experience

A leading identity security firm is seeking a Full Stack Software Engineer in Toronto, Canada. This role involves designing and building world-class authentication experiences for diverse clients, ensuring robust security while maintaining usability. Candidates should have over 5 years of experience, deep Java p ...

Senior Full Stack Engineer AI Solutions

Drive innovative SaaS development as a Senior Full-Stack Engineer. Work on cutting-edge AI integrations, backend architecture, and frontend design in a remote or independent contractor capacity. In this pivotal role, you'll lead projects that fuse AI and software engineering. Focusing on generative ...

Senior Full Stack Engineer (Python + JavaScript)

✨ Overview Tetrix is a fast-growing startup on a mission to empower institutional investors to confidently invest in alternative markets (think Bloomberg, but for private markets). Our AI-native product transforms messy, unstructured private market data into real-time insights, combining auto ...

Senior/Principal Full stack Engineer AI

Location: REMOTE / Kitchener-Waterloo, Ontario. This job allows you to work remotely. Role Overview You will own their AI and full-stack engineering efforts You will shape next generation features that help scientists run experiments faster Yo ...

Senior Full Stack Engineer, Consumer Tech

A financial technology company is seeking an experienced engineer to lead mobile initiatives focusing on enhancing user growth through collaborative problem-solving and innovative solutions. The role involves defining architecture, improving developer tools, and collaborating across teams. Ideal candidates have ...

Full Stack Developer (React 60% + Java 40%)

Role: Full Stack Developer (React % + Java %)Location: Toronto, ONExperience: + Yrs ExperienceJD:Front-end Development (ReactJS): (% Heavy experience) Building modern and responsive user interfaces with ReactJS, including co ...

Tech Lead Full Stack Developer Java, Angular

Job Description What is the opportunity? At RBC, our culture is deeply supportive and rich in opportunity and reward. You will help our clients thrive and our communities prosper, empowered by a spirit of shared purpose.We’ve joined our product, design and technology teams to collabor ...

Hybrid Toronto: Full Stack Java+Angular Developer

A leading technology firm in Toronto is seeking a Java Full Stack Developer for a hybrid role, requiring 4 days of work from the office. The successful candidate will develop and maintain backend APIs using Java Spring Boot and enhance frontend components with Angular. Responsibilities include implementing new p ...

Development Manager (Full stack (Java/ ML/React))

This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better meet the needs of our customers. If you thrive in a fast-paced, ideas-led environment, you’re in the right ...

Development Manager (Full stack (Java/ ML/React)

This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better meet the needs of our customers. If you thrive in a fast-paced, ideas-led environment, you’re in the right place. ...

Sr. Java Full Stack Developer Banking Only

Job Title: Java Software Developer III Location: Toronto, ON (4 days on site, 1 day work from home) Duration: 1 year (Possible extension) Business Unit: 4 - Credit Platform Canada Start Date: ASAP, Schedule: M-F Core business hour ...

Full Stack Dev (Java/Angular) — Flexible, Impactful

A technology consulting firm in Toronto seeks an Intermediate Full Stack Developer to design and deliver high-quality applications. The role involves working hands-on with Java and Angular to build scalable applications, collaborating with cross-functional teams and participating in code reviews. Candidates shou ...

Full Stack Developer Java, Node.js, Angular, AI

Job Description: Sr. Full Stack Developer Toronto - Hybrid (4 Days WFO) 6-12 months Core Engineering Requirements Experience: 5+ years of professional experience building applications, with demonstrated depth in both frontend and backend development. Fronte ...

Development Manager (Full stack (Java/ ML/React))

This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better meet the needs of our customers. If you thrive in a fast-paced, ideas-led environment, you’re in the right ...

Development Manager (Full stack (Java/ ML/React)

This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better meet the needs of our customers. If you thrive in a fast-paced, ideas-led environment, you’re in the right place. ...

Development Manager (Full stack (Java/ ML/React))

This role is eligible for our hybrid work model: Two days in-office. Our Technology team is the backbone of our company: constantly creating, testing, learning and iterating to better meet the needs of our customers. If you thrive in a fast-paced, ideas-led environment, you’re in the ri ...

Development Lead Java Full Stack | Cloud & Microservices

A leading financial institution in Toronto is seeking an experienced Development Lead to guide a team of developers. This role involves leading full-stack application development and mentoring teams while designing scalable solutions using Java, Spring Boot, and modern frameworks like React. The ideal candidate ...

Development Lead Java Full Stack | Cloud & Microservices

A leading financial institution in Toronto is seeking an experienced Development Lead to guide a team of developers. This role involves leading full-stack application development and mentoring teams while designing scalable solutions using Java, Spring Boot, and modern frameworks like React. The ideal candidate ...

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