Senior Product Full Stack Engineer Location: Toronto (Hybrid, 2-3 days/week) Salary: $180,000 - $200,000 CAD Type: Full Time

Auxo is hiring a Senior Full Stack Software Engineer for a fast-growing vertical SaaS company transforming how sales teams operate through modern software, data, and AI

. This is not a traditional engineering role where you'll simply execute tickets. You'll own products from customer problem to production, partnering directly with founders to identi fyopportunities, shape solutions, and ship software that delivers measurable customer valu

e. This is a highly hands-on role for a product-minded full stack engineer who enjoys startup environments, working with customers, mentoring developers, and owning technical decisions end-to-e

nd. What You'l l DoOwn customer-facing features from concept to produc tionBuild scalable backend services using Node.js and TypeSc riptDevelop modern frontend applications using React and Nex t.jsDesign APIs, data models, and scalable architect uresMake product and technical trade-offs alongside company leader shipImprove engineering quality through testing, code reviews, and mento ringWork directly with customers and founders to validate product i deasBuild integrations with external APIs and third-party platf ormsContribute to AI-assisted development workf lowsHelp shape engineering culture as the company sc

ales Who Yo u Are8+ years of software engineering exper ienceStrong React exper ienceStrong full stack development exper ienceStrong Node.js exper ienceExperience building SaaS products from concept to produ ctionStrong product mindset and customer em pathyComfortable owning architecture and technical deci sionsExperience mentoring software engi neersStartup or high-growth product company exper ienceComfortable working with ambiguity and high owne rshipExperience using AI development tools such as Claude, Cursor, or Co

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