Remote Full-Stack Developer

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 Description We 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.

Responsibilities Designing, implementing, testing, and maintaining application logic; improving data handling and API behavior; identifying and reducing system fragility; and applying sound engineering practices throughout the stack.

Qualifications Strong experience in backend and frontend software development

Ability to design, debug, and improve complex, stateful systems

Solid understanding of secure coding practices, trust boundaries, and data handling

Experience with APIs, system integration, and reliability concerns

Familiarity with cloud-hosted environments and operational constraints

Comfortable working independently with clear objectives and acceptance criteria

Formal certifications are not required. Practical experience, sound judgment, and security awareness matter more.

Seniority level Mid-Senior level

Employment type Contract

Job function Engineering and Information Technology. Industries: IT Services and IT Consulting

#J-18808-Ljbffr