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Senior Staff Backend Engineer
KaseyaToronto, OntarioSenior8+ years
Apply About Kaseya
Kaseya is the leading provider of AI-powered IT management and cybersecurity software, serving Managed Service Providers (MSPs) and internal IT organizations worldwide. Our comprehensive platform helps organizations efficiently manage, secure, and automate their IT environments, driving operational efficiency and long-term business success.
Backed by Insight Partners, a leading global software investor, Kaseya has experienced sustained double-digit growth and continues to expand its global footprint. Today, Kaseya supports customers in more than 20 countries and manages over 15 million endpoints worldwide.
Founded in 2000, Kaseya has built a culture centered around innovation, accountability, and results. We are a high-growth, high-performance organization that values individuals who are driven, adaptable, and committed to delivering exceptional outcomes for our customers and teammates alike.
At Kaseya, success comes from embracing challenges, moving with urgency, and continuously raising the bar.
Job Title:
Senior Staff Full-Stack Engineer (SaaS, AI & Distributed Systems)
Why Kaseya?
Join a fast-growing company that’s transforming the IT industry. At Kaseya, you’ll have the opportunity to work with cutting-edge technology, collaborate with a dynamic team, and develop your career in a highimpact role.
Join the Kaseya growth rocket ship and see how we are #ChangingLives!
Job Summary
We’re hiring a Senior Staff Full-Stack Engineer to lead the design and evolution of SaaS products powered by data, machine learning, and AI. This role combines hands-on engineering with technical leadership, focusing on scalable frontend and backend systems, AI-powered product capabilities, and architecture spanning multiple teams and services. You will partner with Product, Design, Data, and Engineering teams to deliver reliable, secure, and scalable customer experiences while influencing engineering standards and platform direction.
Roles & Responsibilities
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Lead architecture and technical design for multiple product areas within a multi-tenant SaaS platform
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Design and deliver full-stack features across frontend applications, backend services, APIs, and integrations
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Partner with Product, Design, and Data teams to integrate AI and machine learning capabilities into customer workflows
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Drive improvements in scalability, reliability, observability, and operational excellence across services
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Lead technical design reviews and architecture discussions across engineering teams
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Establish engineering standards related to frontend architecture, APIs, testing, monitoring, and software quality
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Mentor senior engineers and technical leads through technical guidance and design reviews
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Support platform modernization initiatives and complex production operations
Required Qualifications
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8+ years of software engineering experience building production applications
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Experience leading architecture and technical design across multiple teams or services
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Experience building full-stack SaaS applications using modern frontend and backend technologies
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Experience integrating AI, machine learning, or data-driven capabilities into production systems
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Experience designing and operating distributed systems in cloud environments
Preferred Qualifications
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Experience with React, TypeScript, and modern frontend application architectures
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Experience building APIs and backend services using Node.js, Java, Go, Rust, or similar technologies
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Experience with Python and data-related tooling (e.g., pandas, PyTorch)
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Experience working with relational databases, caching technologies, and distributed data systems
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Experience with AWS, Azure, or GCP
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Experience leading platform modernization or architecture initiatives
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Experience using AI-assisted development tools (e.g., GitHub Copilot, ChatGPT) in development workflows
Additional Information
Kaseya provides equal employment opportunity to all employees and applicants without regard to race, religion, age, ancestry, gender, sex, sexual orientation, national origin, citizenship status, physical or mental disability, veteran status, marital status, or any other characteristic protected by applicable law.
Additional information
Kaseya provides equal employment opportunity to all employees and applicants without regard to race, religion, age, ancestry, gender, sex, sexual orientation, national origin, citizenship status, physical or mental disability, veteran status, marital status, or any other characteristic protected by applicable law.