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Senior Full-Stack Engineer - AI/SaaS

Venturis 13 Global Holdings Llc — Canada · Posted ~3 hours ago

Senior

Skills

Full-stack development Backend development AI engineering API architecture Third-party integrations Authentication User management Database architecture Cloud infrastructure Production deployments Security Scalability AI SaaS Full-stack web development APIs Databases

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Summary ✨ AI‑Generated

Take ownership as a Senior Full-Stack Engineer building a production-grade AI and SaaS platform. You will work across web applications and backend services, intelligent agents and workflows, real-time collaboration, API integrations, authentication and permissions, payments, database performance, cloud deployments, security and reliability. The role suits a hands-on engineer who enjoys solving complex problems and delivering high-quality features quickly.

Highlights

Own production systems end to end, solve complex technical problems and rapidly ship high-quality features across full-stack development, AI, real-time systems, cloud infrastructure, security and scalable SaaS architecture.

Description

Venturis 13 Global Holdings LLC is hiring a Senior Full-Stack Engineer in the Greater Montreal area to join the team behind LifeOS by Venturis 13, our live AI-powered operating system for personal and business intelligence, communication, automation and execution. We are looking for a strong, hands-on engineer who can take ownership of production systems, solve complex technical problems and ship high-quality features quickly. WHAT YOU WILL WORK ON • Full-stack development across web applications and backend services • AI-powered features, agents and intelligent workflows • Real-time communication and collaboration systems • API architecture and third-party integrations • Authentication, user management and permissions • Payments and subscription systems • Database architecture and performance • Cloud infrastructure and production deployments • Security, reliability and scalability • New product capabilities across LifeOS by Venturis 13 CORE TECHNICAL EXPERIENCE We are looking for strong professional experience with: • TypeScript / JavaScript • React and modern frontend development • Node.js and backend API development • SQL and relational databases • REST APIs and third-party integrations • Git and professional development workflows • Cloud infrastructure • Building and maintaining production applications Strong advantages include experience with: • AI / LLM APIs • Agentic AI systems • SaaS platforms • AWS • Real-time systems / WebSockets • Payment integrations • Mobile applications • Security and scalable architecture WHO WE ARE LOOKING FOR You should be someone who: • Thinks like an engineer, not only a coder • Can understand an existing architecture quickly • Writes clean, maintainable and production-grade code • Can independently debug complex technical issues • Takes ownership from problem definition through deployment • Moves quickly without sacrificing reliability • Communicates clearly with technical and business leadership • Is located in the Greater Montreal area or able to work regularly from Montreal This is a hands-on engineering role with meaningful technical ownership. LifeOS by Venturis 13 is live and scaling globally. To apply, please include your LinkedIn profile, résumé and, whenever available, GitHub, portfolio or examples of production applications you have personally built. Website: https://venturis13lifeos.com