cyberzero is a security-first technology company focused on protecting critical systems and long-lived data in complex environments.Our work spans security architecture, cloud hardening, Zero Trust design, API security and cryptographic analysis. We also operate at the leading edge of post-quantum cryptography and cryptographic lifecycle risk, helping organizations understand where cryptography exists, how it is used, and how it ages over time.We operate vendor-agnostically and prioritize correctness, confidentiality, and operational reality over tooling or checklists.Role DescriptionWe are seeking a Full-Stack Developer for a contract engagement based in Canada. The role is focused on strengthening foundational capabilities in an existing full-stack system. Work will involve improving reliability, clarity, and correctness across both backend and frontend components.ResponsibilitiesDesigning, implementing, testing,



and maintaining application logic; improving data handlingand API behavior; identifying and reducing system fragility; and applying sound engineering practices throughout the stack.QualificationsStrong experience in backend and frontend software developmentAbility to design, debug, and improve complex, stateful systemsSolid understanding of secure coding practices, trust boundaries, and data handlingExperience with APIs, system integration, and reliability concernsFamiliarity with cloud-hosted environments and operational constraintsComfortable working independently with transparent objectives and acceptance criteriaFormal certifications are not required. Practical experience, sound judgment, and security awareness matter more.Seniority levelMid-Senior levelEmployment typeContractJob functionEngineering and Information Technology. Industries: IT Services and IT Consulting

📌 Remote Full-Stack Developer (Ottawa)
🏢 cyberzero
📍 Ottawa