Tajinder Singh

CEO

Germany11 yrs 6 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Expert in AI/ML security and governance frameworks.
  • Proven track record in reducing vulnerabilities across platforms.
  • Leader in embedding security into development lifecycles.
Stackforce AI infers this person is a SaaS security expert with a focus on AI/ML and DevSecOps.

Contact

Skills

Core Skills

Ai & Ml SecurityCloud SecurityApplication SecurityDevsecopsApi SecurityCybersecurity

Other Skills

PythonPenetration TestingTrainingCryptographyIntrusion DetectionDigital ForensicsCyber DefenseAI SecurityArtificial Intelligence (AI)AutomationOWASPVulnerability ManagementMicrosoft OfficeNetwork SecurityComputer Hacking

About

Product security leader with 12+ years of experience in application security, DevSecOps, and secure SDLC implementation. Currently focused on AI/ML security — securing LLM-powered applications, building guardrails for generative AI systems, and defining governance frameworks for responsible AI deployment. Expert in building and scaling security programs across global platforms, including SAST, DAST, SCA, WAF, SIEM, and threat detection. Proven track record leading cross-functional teams, driving shift-left security initiatives, and embedding security governance from design through deployment. Skilled in cloud security, API security, threat modeling, and delivering measurable risk reduction through automation-first strategies and enterprise security awareness programs.

Experience

Global fashion group

2 roles

Group Head Product Security

Promoted

Jun 2023Present · 2 yrs 9 mos · Hybrid

  • Defined and executed a global product security strategy aligned with business objectives, significantly reducing critical vulnerabilities across all regional platforms.
  • Established a Security Champions program across engineering teams, driving measurable reduction of critical issues identified through cloud security posture assessments and cyber asset management.
  • Led security governance initiatives including regular threat landscape reporting and security posture updates to C-suite and senior leadership.
  • Designed and maintained an enterprise security awareness program using a security awareness & phishing simulation platform, fostering a culture of security across the organization.
  • Directed evaluation and proof-of-concept initiatives for DevSecOps tooling — SCA, SAST, DAST, zero trust network access, and container security — driving adoption of best-in-class practices in the development lifecycle.
  • Spearheaded AI security initiatives — developed threat models for LLM-integrated features, established prompt injection testing frameworks, and defined security guardrails for generative AI deployments across product lines.
  • Led AI security exercises to identify adversarial attack vectors in ML pipelines, including data poisoning, model evasion, and insecure model serialization risks.
  • Authored internal AI security guidelines aligned with OWASP Top 10 for LLM Applications, enabling engineering teams to securely integrate AI/ML capabilities into production systems.
  • Oversaw vulnerability remediation programs leveraging vulnerability scanning and endpoint detection & response (EDR) platforms, significantly improving the company's security posture.
AI & ML SecurityCloud Security

Senior Security Engineer

Nov 2019Jun 2023 · 3 yrs 7 mos · Hybrid

  • Led implementation of a secure development lifecycle, substantially improving time-to-fix and embedding security best practices from design to deployment.
  • Deployed continuous monitoring and application security tooling, detecting and mitigating threats across the full application portfolio.
  • Integrated SAST, DAST, and SCA into CI/CD pipelines, enabling shift-left security and reducing vulnerability detection time across engineering teams.
  • Implemented WAF rules and ingested logs into SIEM, ensuring robust protection and real-time threat visibility for multiple business units.
  • Conducted threat modeling sessions and secure architecture reviews, supporting product teams in building security into new features and services.
  • Presented regular security metrics, vulnerability trends, and remediation progress to senior leadership.
PythonCloud SecurityApplication SecurityDevSecOps

Paytm

Lead Security Engineer

Aug 2016Sep 2019 · 3 yrs 1 mo · Noida, Uttar Pradesh, India · On-site

  • Significantly reduced API vulnerabilities through implementation of automated API security testing tools and secure coding practices.
  • Designed secure authentication framework, substantially decreasing account compromise incidents and reducing unauthorized access attempts.
  • Conducted regular red team exercises, uncovering and mitigating critical security gaps across payment infrastructure.
  • Integrated static and dynamic code analysis into CI/CD pipelines, accelerating vulnerability detection and enabling faster remediation.
  • Implemented secure payment protocols in collaboration with product teams, strengthening fraud prevention and protecting customer transactions.
  • Established secure SDLC process across engineering teams, reducing average vulnerability resolution time from discovery to production.
  • Led remediation of critical security issues through mentoring, threat modeling, and secure code review practices.
DevSecOpsApplication SecurityAPI Security

Freshworks inc. (formerly freshdesk)

Application Security Engineer

Jan 2015Aug 2016 · 1 yr 7 mos · Chennai, India.

  • Performed security assessments on SaaS platform, identifying and prioritizing vulnerabilities for remediation.
  • Contributed to secure development practices and security awareness initiatives for engineering teams.
Penetration TestingApplication Security

Nt global solutions

Cyber Security Trainer

Jul 2014Dec 2014 · 5 mos · Rwanda

  • Delivered cybersecurity training and awareness programs to enterprise clients in Rwanda, East Africa.
  • Designed and conducted hands-on security workshops covering threat identification and defensive strategies.
TrainingCybersecurity

Education

Lovely Professional University

Master's degree (M.Tech) — Computer Science

Jan 2013Jan 2014

Lovely Professional University

Diploma and Bachelor (B.Tech) dual degree — Computer Science and Engineering (CSE)

Jan 2007Jan 2013

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