Remote Node.js Security Architect - Build Protection

Alex Staff Agency Limited; Polska; Remote; PLN 312,000 - 520,000; Full time

Benefits offered by this job

Remote work

B2B contract

Global company

Job summary

Imunify360 is seeking an engineer-architect to build a new runtime protection layer for Node.js apps. You will own the product from idea to production, delivering automatic and transparent protection with real-time effectiveness.

This 100% remote role offers senior/Staff/Architect-level ownership, with liberty to define the approach and ship a first version in production environments.

Qualifications

• Experience in security engineering or security research.
• End-to-end ownership: built and shipped a product/solution from scratch.
• Ability to take an ambiguous problem, define a solution, and deliver a working result without constant supervision.
• Experience designing architecture and making key technical decisions (Staff/Architect level is a strong plus).
• English language: Intermediate or higher (written and spoken).

Responsibilities

• Define the technical approach for building runtime protection inside the Node.js process.
• Design the detection logic to identify and block attacks during application execution.
• Build and launch the first version of the product in real production environments.
• Ensure the protection works without requiring changes to client code and without breaking legitimate applications.
• Continuously improve the product based on telemetry, production feedback, and real-world incidents.
• Achieve target values across four key metrics: Runtime overhead, False positives, False negatives, Customer escalation volume.

Skills

Security engineering

Security research

End-to-end ownership

Architecture design

English intermediate

Tools

Runtime protection

WAF

Malware analysis

Incident response

Job description

Imunify360 is seeking an engineer-architect to build a new runtime protection layer for Node.js apps. You will own the product from idea to production, delivering automatic and transparent protection with real-time effectiveness.

This 100% remote role offers senior/Staff/Architect-level ownership, with liberty to define the approach and ship a first version in production environments.