Senior Software Engineer

Join Sierra as a Software Engineer, Agent, where you will play a pivotal role in revolutionizing our software solutions. We are looking for innovative thinkers who are passionate about technology and eager to make a significant impact. Your expertise will contribute to developing cutting-edge applications that enhance user experiences and drive efficiency.

Join Cohere as a Senior Software Engineer, specializing in Agent Infrastructure. In this role, you will lead the design and implementation of robust software solutions that enhance our agent infrastructure capabilities. Collaborate with cross-functional teams to drive innovation and optimize our systems for performance and scalability.

About MagicalMagical is an innovative automation platform that integrates cutting-edge AI technology into the healthcare sector, providing AI agents capable of functioning effectively in real-world settings.Our mission is to create 'AI employees' that streamline tedious and time-consuming processes, specifically in healthcare—a massive $4 trillion industry laden with administrative burdens. We focus on automating critical tasks such as claims processing, prior authorizations, and eligibility checks, allowing healthcare professionals to dedicate more time to patient care.Our AchievementsAs pioneers in the transition to agentic automation in healthcare, we have achieved significant traction:Dramatic revenue growth with clients expanding into new workflows ahead of contract renewals.Rapid proof-of-concepts completed in just 7 days, delivering tangible value in an industry where similar timelines typically span months.Self-repairing automations with production-level reliability at scale, outperforming competitors who struggle to launch functional solutions.Unlike many AI firms that make grand promises, we provide dependable solutions that yield measurable outcomes. Our backing includes notable investors such as Greylock, Coatue, and Lightspeed, with a total funding of $41M. Our founder, Harpaul Sambhi, is a seasoned entrepreneur who previously sold his first company to LinkedIn.Role OverviewIn your role as a Senior Backend Engineer on the Agent Platform team, you will develop the core systems that drive our AI agents—covering aspects from orchestration and state management to model integration and evaluation pipelines. This position is centered around platform engineering, focusing on building the infrastructure that empowers our team to deliver reliable, production-grade agentic automation.You will work at the forefront of multi-agent systems, designing collaborative strategies for agents to tackle complex healthcare workflows. You will take ownership of essential backend services, overseeing them from architecture to deployment while developing verification systems that ensure our agents perform accurately every time.This hybrid position requires you to be onsite in our Toronto office two days each week.

About Us:At Cohere, our mission is to enhance intelligence for the betterment of humanity. We specialize in training and deploying cutting-edge models for developers and enterprises, empowering them to create remarkable AI-driven experiences such as content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. We believe our efforts are pivotal in advancing the widespread integration of AI.We take immense pride in our creations, and each team member plays a crucial role in enhancing our models and delivering exceptional value to our clients. Our culture is rooted in hard work and agility, always prioritizing the needs of our customers.Cohere brings together a diverse team of researchers, engineers, designers, and more, all deeply passionate about their respective fields. We recognize that a variety of perspectives is key to developing outstanding products.Join our mission to shape the future of AI!Why This Position Matters:Are you driven by a passion for secure software development? Do you aspire to be at the forefront of AI innovation while ensuring enterprise security? Join Cohere's North team as a Senior Software Engineer focused on security, and make a meaningful impact.Your Responsibilities:In this pivotal role, you will be instrumental in constructing and securing the architecture of North, our AI workspace platform. Your key responsibilities will include:Designing and deploying security features for North, our AI workspace platform.Creating autonomous agents capable of interacting securely with sensitive enterprise data.Developing minimal code that operates in low-resource environments, adhering to rigorous deployment standards.Integrating new tools to enhance the security features of North.Reinventing solutions as needed to meet stringent security and privacy requirements, sometimes necessitating the development of custom solutions.Conducting application security testing to ensure your code withstands real-world threats.Ideal Candidate Profile:5+ years of experience in software engineering with a solid emphasis on developing user-facing security features.Proficient in Python with a proven track record of deploying production-level code.Strong analytical skills and a problem-solving mindset, capable of tackling complex challenges within security frameworks.Familiarity with security testing methodologies and tools.

Join Netomi as an Agentic Solution Engineer, where you will be at the forefront of driving innovative solutions that enhance customer experiences. In this role, you will be responsible for collaborating with cross-functional teams to design, implement, and optimize AI-driven solutions tailored to meet client needs. Your expertise will help shape the future of customer support automation, ensuring that our technology empowers businesses to operate more efficiently.

Join Stripe as the Engineering Manager overseeing Agent Experiences, a pivotal role where you will lead the development of innovative solutions to enhance customer interactions. You will collaborate with cross-functional teams to drive product vision and execution, ensuring a seamless experience for our users.

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 us as a Principal Software Engineer, where you'll play a pivotal role in designing and developing innovative software solutions that empower organizations to optimize their hiring processes. As a key member of our engineering team, you'll collaborate with top-tier talent, utilizing cutting-edge technologies to create software that redefines the future of recruitment.Lever, founded a decade ago, is on a mission to revolutionize the way companies attract and hire exceptional talent. Our platform is trusted by industry leaders like Netflix, Shopify, and Spotify, and we've established ourselves as innovators in the talent acquisition space. Recognized as the #1 workplace in San Francisco and a top employer in the United States, we take pride in our people-first culture and are committed to nurturing our talented workforce.

Join our dynamic team at Kaseya as a Principal Software Engineer, where you will lead the design and implementation of innovative software solutions. You will collaborate with cross-functional teams, mentor junior engineers, and drive best practices in software development.

Join our innovative team at System Canada Technologies as an Embedded Software Engineer. In this role, you will develop cutting-edge embedded software solutions that drive our products. You'll collaborate with cross-functional teams to design, implement, and test software for embedded systems.

Role overview Veeva Systems is hiring a Senior Software Engineer focused on infrastructure in Toronto, Canada. This role centers on designing and building software that supports and improves our cloud-based platforms. The work directly impacts scalability and performance across our systems. What you will do Design and implement software solutions for infrastructure needs Work closely with teams from different disciplines to strengthen our cloud platforms Contribute to projects that improve system scalability and performance

Join Carta as a Senior Software Engineer II, where you will play a pivotal role in developing cutting-edge software solutions that empower businesses and investors alike. You will collaborate with cross-functional teams to deliver high-quality applications and contribute to the entire software development lifecycle, from concept to deployment.

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.

Fivetran is seeking a Senior Database Software Engineer to join the team in Toronto, Ontario. This role centers on developing and refining advanced database systems that form the backbone of Fivetran’s products and services. Key responsibilities Design and architect scalable database solutions to enable both new and existing product features Collaborate with engineering, product, and other teams to deliver reliable and efficient database systems Use in-depth knowledge of database technologies to address complex technical issues and enhance system performance Location This position is based in Toronto, Ontario, Canada.

Join Retain as a Software Engineer and be part of a dynamic team dedicated to innovation and excellence. We are looking for passionate individuals who thrive in a collaborative environment and are eager to tackle challenging projects.In this role, you will be responsible for designing, developing, and maintaining software applications that meet the needs of our clients. You will work closely with cross-functional teams to ensure high-quality deliverables and contribute to the overall success of the company.

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.

About the Role CommerceIQ is hiring a Software Development Engineer in Toronto, Ontario. This role focuses on building and maintaining software that strengthens our e-commerce platform. The work directly shapes how our business serves customers. What You'll Do Design, develop, and support software solutions for e-commerce functions Collaborate with team members to solve technical challenges Contribute to projects that drive business results and improve customer experience Who We're Looking For Curious engineers who enjoy solving problems Motivated to grow skills and take on new challenges Ready to work in a collaborative, evolving environment

Join MongoDB as a Software Engineer 3, where you will be at the forefront of developing innovative software solutions. In this role, you will collaborate with a team of skilled engineers to design, build, and maintain cutting-edge applications that enhance the performance and usability of our database products.As a Software Engineer 3, you will utilize your expertise in software development, problem-solving, and system architecture. You will also have opportunities to mentor junior engineers and influence the technical direction of the projects you work on.

Role Overview Segula Technologies is hiring an Aeronautic Methods Agent in Toronto. This role supports engineering teams within the aerospace sector, focusing on improving processes and methodologies. What You Will Do Work closely with project teams to develop and refine engineering methods. Contribute to initiatives that drive performance and efficiency improvements. Support the advancement of engineering capabilities across aerospace projects.