Senior Security Engineer - Red Team (Remote)

Before jumping into all the information

about the role

and what you can bring to the table, let us introduce ourselves real quick.

About us

Insider One is the #1 platform that brings everything marketing and customer engagement teams need in one place so they can reach their peak potential and become unstoppable.

Our story began with six desks and a vision to create a single platform to make industry-first technologies and emerging channels accessible to marketers worldwide. Today, Insider One is powered by 1,500+ team members representing 50+ nationalities across 30+ offices. With AI at its core and an integrated Customer Data Platform (CDP), Insider One unites data, personalization, and journey orchestration across the most extensive set of natively supported channels, including WhatsApp, SMS, Email, Web, App, and Site Search.

We recently raised one of the largest funding rounds in the industry, a $500M Series E led by General Atlantic. We are backed by top-notch investors, including Sequoia Capital, QIA, Riverwood, and Endeavor Catalyst, and trusted by 2000+ customers from high-growth startups to the most prestigious Fortune 500 companies such as Samsung, Nike, L'Oreal, Singapore Airlines, Nestlé, Nissan, Lenovo, Puma, IKEA, Allianz, Domino's, and the list goes on.

Insider One was congratulated for becoming one of the only woman-founded, women-led B2B SaaS unicorns in the world. Loved by customers, recognized by analysts, we are the only vendor recognized as the #1 leader in all the capabilities marketing and customer engagement teams need. Don't just take our word for it - see for yourself. We consistently outperform and continue our leadership, and the results speak for themselves.

From day one, Insider One's mission has not only been to build a world-class product company, but also to create one of the most socially progressive technology communities in the world. Through our social responsibility initiatives like 100 Social Responsibility Projects, AI Training for Te…

What You Will Do

• performs web, mobile application, and internal penetration tests, source code reviews, threat analysis, social-engineering assessments,
• supports blue teams when needed,
• researches new attack vectors and stays current with cybersecurity news and trends,
• trains Quality Assurance and Development teams in standard security testing techniques and secure software development.

What You Will Need

• have 4+ years of working experience in web application security,
• have hands-on experience in security testing of web applications, web services, mobile applications, APIs, etc.,
• have experience securing REST APIs and web services,
• have experience using and implementing SAST / DAST tools such as Fortify, Veracode, Checkmarx, or other similar tools,
• know how to conduct penetration tests of information systems using commercial and open-source exploitation tools,
• have a good understanding of standard security vulnerabilities and common remediation as published by OWASP, SANS, etc.,
• have experience working with secure coding methodology and best practices and their implementation within engineering teams,
• will support developers of our business units in their SDLC and provide guidance regarding mitigations to emerging threats,
• will review application source code based on static application security testing tools,
• will be engaging in security research to remain current on vulnerabilities and testing tools,
• will be creating detailed, professional documentation/reports that clearly communicate vulnerabilities, mitigation strategies, and remediation steps,
• have the ability to work on multiple projects concurrently and be committed to providing exemplary customer service,
• have strong written and verbal communication skills in English,
• have Python, JavaScript, PHP programming experience as a plus,
• have knowledge in scripting (any language) and experience in automation scripts for application security testing as a plus,
• have familiarity with cloud security, particularly AWS security concepts, as a…

We aren't just hiring for a position; we are hiring for a mission - a mission to build a lasting legacy that will set the benchmark for the most progressive tech companies out there.

To do this, we are looking for exceptional talent to join a community of good-hearted individuals who take high ownership and are relentlessly driven to go the extra mile.

If this sounds like

who you are

and where you aspire to be, we are excited to meet you.

We provide equal opportunity in a zero-discrimination workplace and not just welcome but also embrace everyone without regard to sex, race, color, nationality, religion, gender identity, sexual orientation, disability status, citizenship, or marital status.

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