Cybersecurity Researcher

SquareX  / India

About SquareX:

SquareX is a leading cybersecurity company that focuses on providing robust protection to users while ensuring their productivity remains unhampered. Our mission is to secure the internet for everyone, making our services invaluable to clients worldwide. 

Cybersecurity Researcher

Responsibilities

• Conduct research in browser-focused security threats, including vulnerabilities, bugs, and advanced attack vectors targeting enterprise users.
• Build, test, and deploy POCs to simulate real-world threats and highlight impact of discovered issues.
• Create technical video demonstrations of attacks and solutions.
• Draft high-quality technical write-ups, whitepapers, or research submissions for security conferences and publications.
• Track and monitor the evolving threat landscape relevant to browser security and propose mitigation strategies.
• Collaborate with internal teams (including engineering, product, and marketing) to align research outcomes with company goals and public outreach.

Qualifications:

• Must have

  5+ years of experience

  in cybersecurity research, with a strong focus on

  browser, extensions

  or

  client-side browser/user security

  .
• Must have

  3+ years of experience

  of working on a Cybersecurity product company.
• Must demonstrate expertise in identifying and analyzing web-based vulnerabilities and real-world exploit scenarios.
• Must have proficiency in

  Python

  for automation, scripting, and tooling.
• Must have good understanding of

  JavaScript

  and modern web technologies; adaptability to new frameworks and browser environments.
• Should have familiarity with

  Linux

  VM/Container environments and

  cloud platforms

  (e.g., AWS, GCP).
• Should have a good understanding of internet security protocols and attack surface mapping.
• Experience publishing or contributing to technical research papers, CVEs, or security community knowledge bases is a plus.

Cost to Company:

We thank all applicants for their interest, but only those selected for an interview will be contacted.