340,778+ Java Full Stack Developer Mean Stack Api Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Senior Full Stack Software Engineer

SRED.io is redefining how companies fund innovation. We’re a fast‑growing startup building a cutting‑edge, AI‑powered platform that helps Canadian businesses unlock SR&ED funding for their most ambitious tech and scientific projects. By combining advanced NLP technology with deep expertise from top ...

Staff Software Engineer, Full Stack

Role Overview As a Staff Full Stack Software Engineer at Harvey, you’ll play a pivotal role in shaping the foundation of our product platform while directly building user‑facing features for some of the world’s leading law firms and enterprise customers. This team owns and operates the platform l ...

Senior Full Stack Software Engineer

About Brickeye Brickeye transforms construction sites through intelligent IoT technology. Our platform provides real-time visibility, early risk detection, and smart automation that prevent costly damages and delays. From instant safety alerts to predictive analytics that help secure bette ...

Full Stack Engineer Research Systems

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthus ...

Lead Python Full Stack Engineer

Responsibilities Develop and maintain: Build and refine responsive front‑end applications applying Angular or ReactJS, and robust backend APIs by applying Python for AWS Lambda. Cloud architecture: Build, deploy, and manage scalable applications on AWS, bringing to bear services l ...

Full Stack Development (Remote Canada)

About Float Float is on a mission to simplify finance for Canadian businesses, empowering them to eliminate complexity and unlock new opportunities. Through our innovative platform, Float enables businesses to streamline financial operations and optimize cash flow, so they can focus on what matte ...

Senior Full Stack Software Engineer

3 weeks ago Be among the first 25 applicants Company OverviewAthennian increases trust in business. Our products help legal, finance, and tax teams be transaction and audit-ready by organizing business entity and corporate structure information. Over 370,000 business entities in al ...

Senior Full Stack Software Engineer

3 weeks ago Be among the first 25 applicants Company OverviewAthennian increases trust in business. Our products help legal, finance, and tax teams be transaction and audit-ready by organizing business entity and corporate structure information. Over 370,000 business entities in al ...

Strategic Full Stack Security Architect

Une grande institution financière recherche un(e) spécialiste informatique pour concevoir et guider des solutions logicielles au sein d'une équipe dynamique. Le candidat doit avoir une solide expérience dans la gestion de projets d'infrastructure et une capacité à élever l'expérience client grâce à des applicati ...

MTS 2, Full Stack Engineer

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthus ...

Senior Full Stack Engineer (Backend)

## Senior Full-Stack Engineer (Backend)Applyremote type: On Sitelocations: Toronto, Ontariotime type: Full timeposted on: Posted Todaytime left to apply: End Date: June 15, 2026 (18 days left to apply)job requisition id: R_ **Work Location:**Toronto, Ontario, Canada**Hours:**37.5**Line of Business:* ...

Senior Software Engineer (Full Stack)

As a Senior Software Engineer at Lithos, you’ll work directly with our Head of Engineering to build the operating system for one of the largest carbon dioxide removal efforts in history. How does software play a role? Carbon removal is a mass transfer problem. We need to create an entirely new indu ...

Senior Software Engineer, Full Stack

Senior Software Engineer, Full Stack Requisition ID: 49053 Business Unit: Fitch Group Category: Information Technology Location: Toronto, ON, CA Date Posted: May 29, 2026 Senior Software Engineer, Full-Stack Applications – Credit Module Abo ...

Oncoustics Full Stack Development Job

Be a key player at Oncoustics, Toronto, as a Full Stack Developer. Your role focuses on creating transformative AI technologies for clinical use, improving patient diagnostics.The Full Stack Developer position at Oncoustics requires collaboration across product management and development teams. This role dem ...

Software Development Engineer (Full Stack)

Your work days are brighter here. We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potent ...

Citco Full Stack Engineering Lead

Drive technical innovation as the Full Stack Engineering Lead for Citco. Leverage your expertise in web applications to produce solutions that meet evolving client needs in the financial industry.This leadership role at Citco calls for an experienced developer with over five years in software engineering and ...

Senior Full Stack Software Engineer

Signal 1 helps health systems accelerate AI adoption with a category defining technology platform. Signal 1’s first product, the AI Management System (AIMS), gives health system leaders visibility and control across their growing AI portfolios. AIMS offers comprehensive oversight of predictive and generati ...

Full Stack AI Engineer Position

Take on a Full-Stack AI Engineer position at Martell Group, driving the creation of an AI-powered financial platform. Work on leading-edge technology to support ambitious leaders in finance.As our fifth engineering member, you'll build scalable services for our transformative CFO tool, designed specifically ...

Senior Full Stack Software Engineer

Overview We're looking for a Senior Full Stack Software Engineer who is passionate about building high-quality software in an AI-native way. Someone who treats Claude and the latest agentic coding tools as a core part of their craft, not a novelty. In this role, you will own technical del ...

Backend Focused Full Stack Engineer

Step into a Backend-Focused Full-Stack Engineer role and innovate travel insurance software solutions in a hybrid setting. Bring your backend development expertise and coding standards to life in a collaborative environment.In this position, you will engage actively in building new applications, while also m ...

Full Stack Software Engineering Leader

Elevate your career as a Software Development Manager focused on generative AI integration. Lead a dedicated team creating innovative client-facing applications in a collaborative, hybrid work setting.In this leadership position, you will guide a team through technical challenges, ensuring quality and reliab ...

Full Stack Engineer with 8090

Shape the future of software at 8090 as a Full Stack Engineer, specializing in Python, Typescript, and web applications. Your role will focus on creating client-focused software solutions and enhancing our software factory.In this customer-facing role, you will need a strong foundation in full-stack developm ...

Full Stack Data Platform Engineer

We’re building Reflow, a workforce and workflow intelligence platform that helps teams deeply understand how work gets done. As we scale, the data we collect is becoming richer and more complex. We need a data platform engineer to help us design and operate the systems that turn that data into intelligence ...

Junior Full Stack Engineer Role

Embark on your engineering career as a Junior Full Stack Engineer, focusing on building core product functionalities. This position involves end-to-end feature development, combining both backend and frontend technologies.In this hands-on role, you'll gain experience in API development, performance optimizat ...

Senior Full Stack Software Engineer

We are seeking a Senior Full‑Stack Software Engineer to join our team to design, build, and support scalable, accessible, and secure software solutions. In this role, you will contribute across the full technology stack—from front‑end user experiences to back‑end services and cloud infrastructure—while pro ...

Senior Software Engineer, Full Stack

Senior Software Engineer, Full Stack The global capital markets are among the largest markets in the world, valued at over $50 trillion and growing. Transactions in these markets involve complex legal terms that must be digested and analyzed by many parties over a single transaction. This critica ...

Innovative Full Stack Software Engineer

Shape the future of software development as an Innovative Full Stack Engineer. Engage with AI and create remarkable applications in a flexible work environment.In this role, you'll merge innovative thinking with technology to deliver exceptional digital solutions. This involves designing AI-driven functional ...

Senior Software Engineer (Full Stack)

Requirements Expertise in at least one interpreted language such as Python or Ruby Hands-on experience with at least one compiled language such as C++, Kotlin, Scala, Go, Java, etc Solid understanding of relational databases (experience with data warehousing solutions (e ...

eBay Full Stack Engineer Opportunity

Become a Full Stack Engineer at eBay, focusing on building reliable applications and RESTful/GraphQL APIs using Java and NodeJS. Play a crucial role in our engineering team.As part of eBay's software engineering team, you'll be responsible for the development of scalable applications. This role highlights yo ...

Full Stack Engineer React SME

Responsibilities Strong Experience with modern frontend frameworks (React) Ability to build scalable UIs and Backends Proficient in Python, Go Infrastructure as Code experience (Ansible/Terraform) Exposure to AI/LLM chat bot integration into Web UIs and Age ...

Guidewire Full Stack Architect Toronto

Elevate your career as a Guidewire Full Stack Architect in downtown Toronto with a hybrid model, transitioning from two to four days a week. Lead architectural solutions for Home, Auto, and Small Business Insurance projects while contributing to tech strategy.We're seeking a permanent Guidewire Architect, fo ...

Full Stack AI Platform Engineer

Elevate your engineering skills with a Full-Stack AI Platform Engineer role focusing on AI/LLM integration for production-grade applications. This position, lasting 6 months, offers potential for extension.As a Full-Stack AI Platform Engineer, you will leverage your experience in systems engineering and prac ...

Full Stack Engineer for Fintech

Transform your career as a Full Stack Engineer focused on fintech at Lazer. Work remotely on projects that challenge your skills in JavaScript and system architecture.Lazer is looking for a full stack engineer with 6+ years of experience to enhance its fintech projects. This role demands expertise in both fr ...

Senior Full Stack Engineer (Backend)

Description Global Transaction Banking (GTB) is a key growth business within TDS that provides the opportunity to make an impact with top‑tier organizations. We offer innovative solutions and treasury advisory services on large and complex liquidity, payments, and trade finance needs. Business co ...

Développeur Principal AI Full Stack

Rejoignez Intact en tant que Développeur Principal Full Stack en IA, alliant compétences en React et Python avec une flexibilité de travail hybride. Participez à la création d'applications innovantes pour un impact positif.Ce poste requiert un expert qui rejoindra une équipe dynamique. La personne retenue so ...

Software Engineer II (Full Stack)

Work Location: Toronto, Ontario, Canada. Hours: 37.5. Line of Business: Technology Solutions. Pay Details: $81,600 – $115,200 CAD. Job Accountabilities – What You’ll Do We are looking for a full stack developer that designs, develops, and maintains complex, scalable, and secure full stack ...

Expert Full Stack Engineer Wanted

Become a key player at US Mobile as an Expert Full-Stack Engineer, leveraging your skills with Node.js and TypeScript. Drive our mission of universal connectivity through your innovative code.At US Mobile, we offer an empowering atmosphere for talented developers. This role involves transforming user engagem ...

Senior Full Stack Engineer (Backend)

Work Location:Toronto, Ontario, CanadaHours:37.5Line of Business:Technology SolutionsPay Details:$126,800 - $164,100 CADThis role is eligible for a discretionary variable compensation award that considers business and individual performance.TD is committed to providing fair and equitable compensation opportuniti ...

Software Engineer II (Full Stack)

Work Location:Toronto, Ontario, CanadaHours:37.5Line of Business:Technology SolutionsPay Details:$81,600 - $115,200 CADThis role is eligible for a discretionary variable compensation award that considers business and individual performance.TD is committed to providing fair and equitable compensation opportunitie ...

Sr Platform Lead – Full Stack

Job Title: Sr Platform Lead – Full Stack Job ID: Job Location: Toronto, ON (Hybrid – 2 days/week onsite) Job Travel Location(s): # Positions: 2 Employment Type: W2 Duration:Long Term # of Layers:0 Work Eligibility:All Work Authoriz ...

Senior/Staff Full Stack Engineer

Who are we? Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is ins ...

Senior Full Stack Software Engineer

We are seeking a Senior Full-Stack Software Engineer to lead the modernization of our legacy mortgage application system by integrating a third-party vendor solution into our core banking infrastructure. This is a strategic role with direct impact on transforming business operations. The ideal candidate is ...

Full Stack Software Engineer II

Overview Software Engineer II We areseeking a Software Engineer II to join our client's core team and help scale the platform. The engineer will own key features across web and mobile, integrate with payment APIs, and ensure systems remain reliable and performant. This role involves close ...

Staff Full Stack SW Engineer

Staff SW Engineer (Platform Team) About the Role As a Staff Software Engineer on our Platform team, you’ll design, implement, and maintain robust, high-quality backend APIs and services. Your work will directly impact Motion’s core operations and enable teams across the ...

Full Stack Agile Software Engineer

At TribalScale, we're not just participating in digital transformation—we're driving it. As global leaders in innovation, we combine Agile methodologies and cutting‑edge AI, including Large Language Models (LLMs), to create digital solutions that propel enterprises into the future. Based in Toronto with a ...

Full Stack Engineer AI Product

About Feathery Feathery automates data intake workflows for insurance and wealth management firms. Industry leaders rely on Feathery to power mission-critical workflows like underwriting, client onboarding, and automated account openings. With rapid revenue growth and expanding enterprise ...

Wire Payment Full Stack Architect

Nous utilisons des témoins pour fournir et améliorer nos services de sorte à vous offrir une expérience plus personnalisée, et les services de suivi sont désactivés. Pour en savoir plus sur les témoins utilisés et pour consulter vos préférences, veuillez vérifier les paramètres de votre navigateur ou sélectionne ...

Senior AI Full‑Stack Engineer

Step into a role where AI isn’t an add‑on — it’s the foundation. We’re looking for a Senior Full‑Stack AI Engineer who wants to shape how modern AI‑driven software is built, deployed, and scaled. You’ll work at the frontier of cloud engineering and intelligent application development, building syst ...

Full Stack Engineer at Float

Drive fintech innovation as a Full Stack Engineer at Float. Work hybrid, contributing to vital product features that assist Canadian businesses every day.Float is on a hiring spree for multiple levels within its product-driven engineering teams. In this role, you will take ownership of product features, ensu ...

Full Stack Principal Engineer Position

Become a Full Stack Principal Engineer at Noetica, working towards scalable backend solutions in a hybrid format. Help transform legal document processing through innovative API design.This role emphasizes your 10-12 years of experience in full-stack development, primarily on the backend. Engage and partner ...

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    Java Full Stack Developer Mean Stack Api Jobs in Toronto Job Search Guide, Trends and Insights