Guru Bala Sai Krishna Grandhisiri profile photo 1 on Tal

Guru Bala Sai Krishna Grandhisiri

Product Security Engineer at Atlassian | AZ-500 | eJPT | CEH v-10 | Application Security | Cloud Security | DevSecOps | Penetration Testing

India

7+ years of work experience

Atlassian
Nov 202510 mosPresent

Bengaluru, Karnataka, India

Salesforce
Mar 20241 yr 9 mosNov 2025

Hyderabad, Telangana, India

EY
Aug 20221 yr 8 mosMar 2024

Bengaluru, Karnataka, India

EY
Jan 20229 mosSep 2022

Bengaluru, Karnataka, India

EY
Feb 20211 yrJan 2022

Bengaluru, Karnataka, India

Cyber4All
Dec 20206 mosMay 2021

India

Hack The Box
Jan 20193 yrs 1 moJan 2022

Practicing my penetration testing skills in a lab environment. * Capturing the flag and root access to virtual machines * Pursuing a variety of reversing, web, forensic and many other interesting challenges

Guru’s AI Stack

antigravity
antigravity
codex
codex
cursor
cursor

Education

Lovely Professional University

Bachelor of Technology - BTech, Computer Science

Lovely Professional University

20164 yrs2020
Sri Chaitanya College of Education

Sri Chaitanya College of Education

20142 yrs2016

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Headline

Product Security Engineer at Atlassian | AZ-500 | eJPT | CEH v-10 | Application Security | Cloud Security | DevSecOps | Penetration Testing

About

I’m a Security Engineer with ~5 years of experience helping companies secure their applications and cloud environments. I focus on threat modeling, penetration testing, secure code reviews, and CI/CD security. At Salesforce, I’ve published security guidelines, built tools to detect risks in GitHub Actions, and reviewed critical internal systems to strengthen security from the ground up. Before that, I worked with Microsoft and EY, where I delivered security assessments and pentests for Fortune 500 clients.

Location

India

AI stack

antigravity

codex

cursor

Work experience

Product Security Engineer at Atlassian, Nov 2025 - Present · 10 mos, Bengaluru, Karnataka, India

Enterprise Security Engineer MTS at Salesforce, Mar 2024 - Nov 2025 · 1 yr 9 mos, Hyderabad, Telangana, India

Cyber Security Consultant at EY, Aug 2022 - Mar 2024 · 1 yr 8 mos, Bengaluru, Karnataka, India

Associate Consultant at EY, Jan 2022 - Sep 2022 · 9 mos, Bengaluru, Karnataka, India

Analyst at EY, Feb 2021 - Jan 2022 · 1 yr, Bengaluru, Karnataka, India

Community Member at Cyber4All, Dec 2020 - May 2021 · 6 mos, India

CTF Player | Level Pro Hacker at Hack The Box, Jan 2019 - Jan 2022 · 3 yrs 1 mo, Practicing my penetration testing skills in a lab environment. * Capturing the flag and root access to virtual machines * Pursuing a variety of reversing, web, forensic and many other interesting challenges

Education

Bachelor of Technology - BTech, Computer Science, Lovely Professional University

Sri Chaitanya College of Education

Public links

github: https://github.com/SaiKrishna0506

Guru Bala Sai Krishna Grandhisiri - Product Security Engineer in India | Tal