AVAILABLE FOR FREELANCE

TheHumanElement
YourSecurityisMissing

I'm Aayush Shrestha (aka Paincakes), a Penetration Tester with expertise in Web/Mobile Applications, API, Network, and Cloud Infrastructure. I specialize in uncovering critical vulnerabilities and providing practical guidance to help organizations strengthen their security posture.

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National
HTB Rank

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Years Exp

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ORGANIZATIONS

About Me

As a penetration tester, I specialize in identifying security vulnerabilitiesacross a wide range of digital environments, includingWeb/Mobile Applications, APIs, and both Network and Cloud Infrastructure.My goal is to uncover weaknesses and provide clear, actionable guidanceto help organizations fortify their defenses.

I stay current with the latest security trends and collaborate closelywith development and operations teams to integrate security seamlesslyinto their workflows. Currently, I work as aSecurity Testing Engineer at F1Soft International Pvt. Ltd.

By combining technical expertise with a collaborative approach,I help develop strong, secure systems that protect key assetsand align with business priorities.

Achievement

Reached #1 Rank on Hack The Box National Leaderboard.

Certifications

eCPPTv2, ISO 27001 Lead Auditor, AWS Cloud Security Foundations.

Expertise

Web/Mobile Application, APIs, Network and Cloud Infrastructure and CI/CD Pipelines.

Approach

Clear, practical recommendations that help organizations and clients strengthen defenses.

Capability Matrix

Select a domain to decrypt detailed operational intel, tooling, and field achievements.

root@paincakes:~/web
ENCRYPTED_Connection

Web Application & API Penetration Testing

95%
MASTERY LEVEL

Tooling

Burp SuiteOWASP ZAPPostmanSQLMapNmapffuf

Key Achievements

  • Uncovered critical Remote Code Execution (RCE) vulnerabilities in production banking infrastructure.
  • Conducted rigorous API penetration testing for major fintech products.
  • Performed reverse engineering on Android/iOS applications.

Verified Credentials

eCPPTv2
INE Security

Professional Journey

A timeline of tactical operations and technical conquests.

Security Testing Engineer

F1Soft International Pvt. LtdJuly 2025 – Present
  • Conducted Vulnerability Assessment & Penetration Testing across Web, Mobile, and API Platforms in accordance with industry-standard guidelines.
  • Executed both Static Application Security Testing (SAST) and Dynamic Application Security Testing (DAST) to identify vulnerabilities throughout the software development lifecycle.
  • Integrated automated security checks within CI/CD pipelines, fostering Security-as-Code practices to enhance DevSecOps workflows.
  • Delivered internal training sessions and security awareness programs to empower teams with best practices and threat mitigation strategies.
  • Continuously performed security research to stay updated on Emerging Threats, Vulnerabilities, and Technologies.
Infrastructure SecuritySAST/DASTCI/CD PipelineCompliance & Auditing

Offensive Security Analyst

CryptoGen Nepal Pvt. LtdFeb 2022 – July 2025
  • Performed Vulnerability Assessments (VA) and Penetration Testing (PT) across Network Infrastructure, Web Applications, and AWS Cloud infrastructures, identifying vulnerabilities, misconfigurations, and weaknesses.
  • Generated comprehensive reports outlining findings, exploitation steps, and remediation recommendations ensuring clear understanding and prioritization of security measures.
  • Contributed to security research efforts by staying updated on the latest trends, and developed custom tools and scripts to enhance offensive security capabilities, improving efficiency and effectiveness of assessments.
  • Collaborated with teams to implement recommended security measures and provide ongoing support, ensuring the strengthening of overall security posture.
Red TeamingAWS SecurityNetwork/Cloud SecurityWeb/Mobile SecurityDocumentation & Reporting

Let's Secure Your Infrastructure

Open to penetration testing, freelance projects, and collaborative research.

Location

Kathmandu, Nepal

Timezone

(GMT +5:45)

© 2026 Aayush ShresthaBuilt with Astro + React + Tailwind + Gemini