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Join StackAdapt, a leading technology innovator, as we empower marketers to precisely reach, engage, and convert audiences. With our AI-driven StackAdapt Marketing Platform executing an astounding 465 billion automated optimizations per second, we seamlessly bridge brand and performance marketing to deliver tangible results throughout the entire customer journey. The most visionary marketers turn to StackAdapt to orchestrate impactful campaigns across programmatic advertising and diverse marketing channels.About the Team:The User Profile team is responsible for all aspects of user profiles, from managing bidding requests to building audiences and implementing intricate business rules. We collaborate with various downstream services and stakeholders, including Bidding, Data Science, and other teams. Additionally, we oversee the non-programmatic workflow engine and user segment builder. Our systems, built with Golang, handle millions of requests per second with a strict SLA of 100ms. We utilize AWS, Kubernetes, Kafka, ScyllaDB, and other cutting-edge tools and databases. It’s essential to emphasize that we are a software services team, rather than a data engineering team. Check out our talk at Amazon Tech Talks: https://www.youtube.com/watch?v=lRqu-a4gPuU StackAdapt embraces a Remote First philosophy, welcoming candidates from anywhere in Canada or the United States for this role.

Join StackAdapt, a pioneering technology firm that empowers marketers to effectively reach, engage, and convert their target audiences with unmatched precision. Our AI-driven StackAdapt Marketing Platform executes an astonishing 465 billion automated optimizations every second, seamlessly integrating brand and performance marketing to deliver tangible results throughout the customer journey. The most innovative marketers trust StackAdapt to orchestrate impactful campaigns across diverse programmatic advertising and marketing channels.About the Team:The User Profile team is responsible for managing all aspects of user profiles, including bidding requests, audience building, and the implementation of complex business rules. We collaborate with various downstream services and stakeholders, such as Bidding, Data Science, and other teams. Additionally, we oversee the non-programmatic workflow engine and user segment builder.Our systems are developed in Golang, capable of processing millions of requests per second with a service level agreement (SLA) of 100ms. We utilize modern tools and databases, including AWS, Kubernetes, Kafka, and ScyllaDB. It is important to note that our team focuses on software services rather than data engineering.StackAdapt embraces a Remote First culture, welcoming candidates from anywhere in Canada or the United States for this position.What You'll Be Doing:Lead a backend engineering team dedicated to user and audience data.Drive complex, cross-team initiatives across multiple domains.Design and manage scalable, low-latency backend systems and data pipelines.Mentor engineers and foster team growth, performance, and productivity.Promote engineering best practices through effective technical leadership and code reviews.Identify and resolve intricate technical challenges.Establish and refine development processes utilizing modern methodologies (Scrum, Kanban).Own the technical roadmap and software delivery for your team.Interview and recruit high-performing engineering talent.Balance priorities to ensure alignment with company goals.Collaborate with non-technical stakeholders (Product, Project Management).Support systems operating under global compliance frameworks.

About Okta and the End User Protection Team Okta secures identity for both humans and AI, building trusted infrastructure that helps organizations navigate today’s digital landscape safely. The company’s mission centers on tackling complex security challenges with real-world impact. Auth0, part of Okta, delivers authentication and authorization solutions for developers. Handling over 100 million daily logins, Auth0’s platform focuses on convenience, privacy, and security, so customers can keep their attention on building and innovating. The End User Protection team develops and improves Auth0’s Attack Protection features. These tools defend against threats like credential stuffing and password spraying by monitoring login activity, detecting suspicious behavior, and blocking harmful access, without adding unnecessary friction for users. This team works closely with Okta’s Machine Learning and AI groups to build advanced detection models. Their shared goal: help developers provide secure login experiences and shield users from ever-changing cyber threats. Role Overview: Senior Staff Software Engineer Okta is hiring a Senior Staff Software Engineer for the End User Protection team in Toronto, Ontario. This role focuses on building and enhancing security features that protect millions of users worldwide. What You Will Do Work as part of a collaborative, agile engineering team. Design and develop features using technologies such as Node.js (JavaScript/Typescript), AWS, Azure, MongoDB, PostgreSQL, DynamoDB, and Kubernetes. Break down complex, ambiguous requirements into clear, modular engineering tasks and set standards for project clarity and delivery speed. Lead estimation for large projects, assess risks, and communicate technical trade-offs, timelines, and dependencies to the team.

Since its inception, Fivetran has been dedicated to simplifying and ensuring reliable access to data, akin to the reliability of electricity. Our customers benefit from seamless data integration into their warehouses, ready for querying without the burden of engineering or maintenance. We take pride in empowering organizations to become genuinely data-driven through our innovative technology.About the RoleWe are seeking a Staff Software Engineer to join our Reverse ETL product engineering team.Previously known as Census, we became part of Fivetran in May 2025 to enhance our warehouse-first data movement solutions. We are now integrating our product into the Fivetran dashboard, delivering top-tier data activation capabilities to all our clients.In this role, you will be instrumental in embedding data activation features into the Fivetran platform across various aspects such as user interface, authentication, billing, data models, and more. As a senior member of a diverse and collaborative agile team, you will work alongside engineers of varying experience levels.This is a full-time position based in our Toronto office. We offer a hybrid work model that combines remote flexibility with in-person teamwork, including two days a week in the office to foster connections and collaboration.

Join our team at Blackpoint Cyber as a Staff Software Engineer, where you will play a crucial role in developing innovative cybersecurity solutions. You will collaborate with a talented team to design, implement, and optimize software systems that protect our clients from evolving cyber threats.

Join our dynamic team at Carta as a Staff Software Engineer, where you will play a pivotal role in shaping the future of equity management and ownership. You will be responsible for designing and implementing robust software solutions that enhance our platform's performance and scalability. If you're passionate about technology and innovation, this is the perfect opportunity for you to make a significant impact.

Join Solink as a Staff Software Engineer, where you will play a key role in designing and developing cutting-edge software solutions. You will collaborate with cross-functional teams to implement innovative features that enhance our product offerings and improve user experience. This is an exciting opportunity to work in a dynamic environment where your contributions will make a significant impact.

Why Choose Mozilla?At Mozilla Corporation, a technology leader backed by a non-profit organization, we have dedicated over 25 years to enhancing the internet. Our flagship product, Firefox, is a web browser that prioritizes user privacy and security. With a community of over 225 million users globally, we are committed to shaping the future of technology while championing a user-centric internet. Our diverse initiatives span AI, social media, and security, all aligned with our mission to improve the online experience for individuals.As a subsidiary of the Mozilla Foundation, we operate without the pressures of shareholders, allowing us to focus solely on our mission. Together with thousands of volunteers and collaborators worldwide, we create and distribute open-source software that empowers users to navigate the internet on their own terms.Team Overview and Role:The Firefox User Research team is dedicated to exploring complex challenges through a human-centered lens. We leverage both quantitative and qualitative research methodologies to inform product strategies and enhance user experiences.In the role of Senior Staff Quantitative User Researcher, you will spearhead strategic quantitative research initiatives in collaboration with product managers, designers, engineers, marketers, and data scientists. Your expertise in quantitative analysis will help us understand user experiences and behaviors on a large scale, translating your findings into actionable insights that guide product development and strategic planning.Your Responsibilities:Lead strategic quantitative research efforts, from defining business objectives and designing surveys to analyzing data and presenting actionable recommendations that impact product decisions.Employ diverse research methodologies to integrate quantitative insights throughout the product development lifecycle, facilitating a user-centered approach.

Okta is looking for a Senior Software Engineer to join the End User Protection team in Toronto, Ontario. This group strengthens security for Auth0, Okta’s widely used authentication and authorization platform. Auth0 handles more than 100 million logins each day, supporting organizations that need both ease of use and strong safeguards for their users. Focus of the End User Protection Team This team develops and enhances Attack Protection features within Auth0. Their work targets threats such as credential stuffing and password spraying, which can compromise accounts and expose sensitive data. By monitoring login activity, the team identifies and blocks malicious behavior, always aiming to protect users while keeping the login process smooth and simple. Collaboration is key here. Engineers work closely with Machine Learning and AI experts to design and deploy detection models that adapt to new cyber threats. The shared goal is a secure, seamless login experience for everyone who relies on Auth0. What Motivates This Work Identity sits at the heart of Okta’s mission. The company builds trusted, neutral infrastructure to protect both human and AI identities, enabling organizations to adopt new technology with confidence. The problems tackled in this role are complex and have direct, real-world impact, requiring initiative, speed, and precision.

About FoundThe self-employed workforce is a vibrant and rapidly expanding community of 60 million Canadians. However, self-employment poses unique challenges such as managing taxes, accounting, bookkeeping, and business banking. Found is here to address these challenges.At Found, we are dedicated to creating innovative tools that provide self-employed individuals with the security and peace of mind typically reserved for larger corporations. Our business banking solutions automate tax management and expense tracking, empowering small business owners to focus on their passions rather than their financial burdens.We invite compassionate, resourceful, and driven individuals to join us in establishing a comprehensive safety net for self-employed people.About This RoleOur engineering team plays a crucial role in transforming our product ideas into solutions utilized by tens of thousands of users weekly. We oversee the entire lifecycle from product development to ensuring robust and efficient technical operations.The Platform team focuses on maintaining the reliability and security of our systems while delivering an exceptional experience for both users and engineers. This small yet impactful group has a wide-ranging influence across reliability, security, compliance, and developer experience, supporting an engineering organization of over 30 members.We are in search of a Staff Software Engineer who excels at balancing rapid progress with safety, possesses a deep understanding of SLOs and SLAs, and has a proven track record of scaling systems effectively.We highly value engineers who can drive technical vision, mentor peers, and design scalable systems to match our growth trajectory. If you have questions, please include them in your application.Daily ResponsibilitiesArchitect future iterations of our critical systems such as databases and distributed jobs while considering our scaling requirements.Design and implement developer tools that enhance safety, reproducibility, and ease of deployment.Champion excellence in observability and monitoring, guiding incident response to ensure swift issue resolution and a positive on-call experience.Collaborate with engineering teams to uphold high technical quality across our systems while addressing technical debt, upgrades, and platform enhancements.Mentor engineers on designing reliable, fault-tolerant systems that can scale effectively.

Discover OktaAt Okta, we are revolutionizing identity management. Our mission is to enable individuals to securely utilize any technology, anytime, on any device or application. Through our versatile Okta Platform and Auth0 Platform, we deliver secure access, authentication, and automation, placing identity at the forefront of business security and growth.We value diverse perspectives and experiences at Okta. We're not just seeking candidates who meet every requirement; instead, we are looking for lifelong learners who can enrich our team with their unique insights.Join us in creating a world where identity is in your hands.The TeamOur Workforce Identity Cloud Security Engineering group is at the cutting edge of innovation, turning visionary ideas into top-notch security software solutions that support large-scale, mission-critical applications. Our security engineering team possesses a unique skill set that merges security expertise with the ability to design, implement, and deploy security features seamlessly, enhancing product functionality without hindrance. We are committed to elevating customer safety and privacy through robust security services integrated with the Okta core product.The RoleWe are in search of a seasoned and enthusiastic Staff Software Security Engineer to join our Workforce Identity Cloud Security Engineering group. This role focuses on architecting and developing security solutions that strengthen our frameworks and infrastructure. You will be encouraged to implement defense-in-depth strategies, adhere to industry security standards, and uphold the principle of least privilege, thereby enhancing our security posture.This high-impact position is set within a security-focused, dynamic organization that is on the brink of significant growth and achievement. You will serve as a key liaison between the Security and Engineering teams, forging technical synergies and shaping the security roadmap. Your efforts will concentrate on enhancing security and privacy aspects across our services, executing on a weekly release schedule. You will have the autonomy to propose exciting new projects for our roadmap and engage in initiatives utilizing cutting-edge technologies. Join us and contribute to transforming the cloud computing landscape.What You Will DoCollaborate with engineering and security teams to define innovative security roadmap requirements.Advocate security best practices and promote secure coding methodologies.

Join Agiloft, the foremost global authority in data-centric contract lifecycle management (CLM) software, as we empower organizations to streamline the entire process of proposing, negotiating, signing, and utilizing contracts through our versatile Data-first Agreement Platform (DAP). With contract data at the core, our customers achieve rapid, collaborative agreements and harness contract visibility to gain a competitive edge. By leveraging advanced, pragmatic artificial intelligence as a legal force multiplier and robust integration capabilities as a data liberator, businesses worldwide rely on Agiloft’s certified implementers to provide connected, intelligent, and autonomous solutions across the complete contract lifecycle.Recognized by top analysts such as Gartner, Forrester, and IDC, Agiloft consistently emerges as a leader in the CLM arena. Our no-code platform is user-friendly, allowing business users to manage and administer it effortlessly. This is reflected in our nearly 100% customer satisfaction rate during initial implementations and a remarkable 97% annual renewal rate. As a thriving and innovative company, Agiloft is at the cutting edge of a market that organizations are increasingly viewing as essential.We are committed to creating a diverse and inclusive workplace where individuals from all backgrounds can thrive and express their authentic selves each day. Our philosophy, “EX = CX”, underscores our belief that exceptional employee experiences lead to outstanding customer experiences. We champion multiple Employee Resource Groups (ERGs) and foster a working environment that promotes a healthy work/life balance, including floating holidays and a quarterly wellness day without any questions asked.Position OverviewWe are in search of a seasoned Staff Software Engineer – Cloud Services to take ownership of and enhance the architecture of Agiloft’s cloud-native CLM platform and its supporting infrastructure. This position entails comprehensive accountability for the design, reliability, scalability, security, and long-term sustainability of the cloud services that form the backbone of the Agiloft platform.In this role, you will collaborate closely with Engineering leadership, senior engineers, and product leaders to translate business and product strategies into robust cloud architectures and actionable technical plans. A primary focus will be on designing and enabling scalable, observable, and resilient cloud services on AWS while expediting delivery through modern DevOps and AI-assisted engineering methodologies.This hands-on leadership role merges deep cloud and backend expertise with significant influence across the organization. Your contributions will directly impact Agiloft’s cloud architecture, operational strategy, developer experience, and capacity for reliable scaling.

About ClutchClutch stands as Canada's premier online used car retailer, offering a seamless car-buying experience that empowers drivers to explore a wide selection of vehicles from their homes. With the added convenience of door-to-door delivery and the assurance of our 10-Day Money-Back Guarantee, we prioritize customer satisfaction and peace of mind.Recognized as one of Canada's Top Growing Companies for two consecutive years and featuring on LinkedIn's list of Top Canadian Startups, we are eager to welcome inquisitive, dedicated, and ambitious individuals to our expanding team.Founded in 2017 and headquartered in Toronto, Clutch has garnered support from prestigious investors including Canaan, BrandProject, Real Ventures, D1 Capital, and Upper90. To explore more about us, visit clutch.ca.TechnologyUtilizing a full TypeScript stack for both front-end and back-end development, including legacy JavaScript.Front-end development with a ReactJS application featuring functional components and the Context API.Back-end operations utilizing ExpressJS alongside PostgreSQL and Sequelize ORM.Implementing a microservices architecture with Docker, Terraform, AWS ECS, and various AWS services.Facilitating interservice communication through RabbitMQ and Apache Kafka.About the RoleClutch is in search of a Staff Software Engineer / Engineering Lead to spearhead technical excellence, deliver intricate solutions, and influence the trajectory of our platform. This pivotal role demands leadership skills and a commitment to collaborative problem-solving.

Be a Part of Revolutionizing Finance.At Robinhood, our mission is to make finance accessible to everyone. We are on the verge of witnessing a significant wealth transfer, with an estimated $124 trillion poised to change hands over the next two decades. If you are eager to be part of this transformative era in finance, we invite you to explore this opportunity.About Our Team and Your RoleWe are assembling a world-class team dedicated to applying cutting-edge technologies to tackle major financial challenges. We seek innovative thinkers, adept problem-solvers, and builders committed to making a real impact. At Robinhood, complacency has no place; we are here to enable ambitious individuals to achieve their career best. Our high-performing, fast-paced environment is underpinned by a strong ethical foundation, with expectations and rewards both set high.Our primary aim is to lead in democratizing access to equity markets—both private and public—by facilitating on-chain asset trading that is available 24/7.As a Staff Software Engineer, you will be instrumental in advancing key projects related to Tokenization, Robinhood Chain, and the Robinhood Wallet. In this role, your leadership will be vital as you coach and elevate your peers, drive engineering excellence, and maintain the highest standards of quality.This position is located in our Toronto office, where in-person attendance is required at least three days a week.We believe in the power of collaboration that in-person work fosters, and our office environment is crafted to inspire energy, innovation, and community among high-performing teams.Your Key ResponsibilitiesLead the technical vision and execution for Robinhood Chain, the Tokenization Engine, and the Robinhood Wallet.Design, develop, and operate the essential services that power these platforms.Stay hands-on by writing production-level code, managing complex implementations, and setting standards for engineering quality.Enhance developer practices and promote the integration of cutting-edge AI tools to optimize engineering outcomes.Champion technical excellence in reliability, accuracy, observability, and security.Mentor fellow engineers and elevate the technical standards through design reviews and architecture discussions.Influence the strategic direction of the platform beyond your immediate projects.

Join Nubank as a Staff Software Engineer in our innovative Crypto team! We are looking for passionate individuals who thrive in a fast-paced environment and are excited about revolutionizing the financial landscape through technology.As part of our dynamic team, you will play a crucial role in designing and implementing cutting-edge solutions that enhance our crypto offerings. Your expertise will help us deliver exceptional value to our customers while driving the company's growth.

We are seeking a talented Staff Software Engineer to join our innovative team at Blackpoint Cyber. This is a fully remote position, allowing you to work from the comfort of your home in Canada. As a crucial member of our engineering team, you will lead the design and development of cutting-edge cybersecurity solutions, ensuring that our clients are protected against ever-evolving threats.

Join Confluent as a Staff Software Engineer and become an integral part of our mission to transform the way enterprises leverage data. In this role, you will work collaboratively with a talented team to design, develop, and deploy cutting-edge software solutions that enhance our streaming platform.We are looking for individuals who are passionate about technology and thrive in a fast-paced, innovative environment.

Role overview Harvey seeks a Staff Software Engineer in Toronto to drive the evolution of its AI Platform. The focus is on designing and building scalable systems that can adapt to business needs and deliver reliable performance. Key responsibilities Architect and develop essential components for the AI Platform, prioritizing both performance and scalability. Collaborate with engineers and data scientists to address complex technical challenges. Enhance the platform’s stability, speed, and overall functionality. Collaboration and impact This role works alongside a talented group in engineering and data science. Contributions will have a direct effect on the platform’s capabilities and support Harvey’s business outcomes.

At StackAdapt, we are revolutionizing how marketers connect with their audiences. Our advanced, AI-driven marketing platform enables brands to engage and convert users with unparalleled precision. With an astounding 465 billion automated optimizations executed every second, we blend brand and performance marketing to deliver quantifiable results throughout the customer journey. The most innovative marketers trust StackAdapt to orchestrate impactful campaigns across diverse programmatic advertising and marketing channels.The Team: Mobile App User AcquisitionOur dedicated Mobile App User Acquisition team is at the forefront of designing and developing robust backend services and pipelines that empower high-performance, real-time advertising for mobile app campaigns. We are committed to creating and optimizing systems that enable mobile marketers to efficiently reach and engage new users at scale, harnessing advanced algorithms, a solid data infrastructure, and real-time decision-making capabilities.As a remote-first company, StackAdapt welcomes applications from candidates across Canada and the United States.