Senior Full Stack Engineer - Nodejs & React (St. Catharines)

Enterprise Solutions · st. catharines, on, Canada

Location
st. catharines
Job Type
Full-time
Posted
June 19, 2026

Job Description

Senior Software Engineer – Full Stack (Cybersecurity SaaS)

We are seeking experienced Senior Full-Stack Software Engineers to join our growing engineering team and help build secure, scalable, and customer-centric SaaS products serving both B2B and B2C markets. This role offers the opportunity to work on innovative cybersecurity solutions that protect millions of consumers and small businesses. Key Responsibilitie

Feature Development & Deliver Design, develop, and deliver new features for cybersecurity SaaS platforms Collaborate closely with Product Managers, UX Designers, and Engineering teams to define technical requirements and implementation plans Estimate development effort and proactively identify risks, blockers, and dependencies Contribute to continuous improvement of engineering practices, processes, and team culture Research, prototype, and evaluate Generative AI and Large Language Model (LLM) capabilities to drive product innovation Full-Stack Developmen

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