Senior Application Security Engineer (SaaS/AI)

TL;DR

Senior Application Security Engineer (AppSec/AI): Strengthening the secure software development lifecycle and reducing application risk across product, platform, and AI-powered features with an accent on threat modeling, vulnerability management, and developer enablement. Focus on implementing secure design patterns, performing deep code-level analysis, and automating security processes using AI.

Location: Remote, Must be based in Canada or the United States

Salary: $190,000 - $273,000 USD

Company

hirify.global is a leading AI-native go-to-market SaaS platform providing sales and marketing teams with verified contact data and automation tools.

What you will do

• Own and improve the secure SDLC, embedding security into design, implementation, and deployment phases.
• Perform application security reviews, threat modeling, and deep code analysis for high-impact AI and platform features.
• Manage vulnerability remediation from bug bounties, pentests, and SCA findings, ensuring fixes address root causes.
• Configure and optimize AppSec tooling (SAST) and build automations to scale security operations.
• Embed AI-specific security checks into the SSDLC, including prompt guardrails and data-exfiltration path analysis.
• Scale security enablement for engineers and security champions through training and secure coding patterns.

Requirements

• Must be based in Canada or the United States
• 5+ years of software engineering or application security experience in modern SaaS environments.
• Proficiency in reading, writing, and shipping production code (Ruby is highly valuable; Python is a plus).
• Strong fundamentals in Linux and GCP-backed cloud environments.
• Experience with penetration testing, exploit development, and deep code reviews.
• Proven track record of securing AI-powered systems, including AI API exposure and prompt handling.

Nice to have

• Experience leading security reviews for AI-native products or internal agents.
• Background in improving secure-by-design practices and AppSec observability.
• Experience developing security champions programs or security training.
• Relevant professional security certifications.

Culture & Benefits

• Competitive total cash compensation including annual base salary and bonuses.
• Equity options and a comprehensive 401(k) plan.
• Flexible PTO and at least 10 paid holidays per year.
• Medical, dental, and vision insurance, including FSA/HSA options.
• Support for parental leave and employee assistance wellbeing benefits.
• Global travel coverage and a culture of extreme ownership and continuous improvement.