Varun Singh
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Varun Singh Email & Phone Number

AppSec Engineer @ Sigma Computing at Sigma Computing
Location: San Francisco, California, United States 11 work roles 2 schools
1 work email found @sigmacomputing.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Current company
Role
AppSec Engineer @ Sigma Computing
Location
San Francisco, California, United States
Company size

Who is Varun Singh? Overview

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Quick answer

Varun Singh is listed as AppSec Engineer @ Sigma Computing at Sigma Computing, a with 101 employees, based in San Francisco, California, United States. AeroLeads shows a work email signal at sigmacomputing.com and a matched LinkedIn profile for Varun Singh.

Varun Singh previously worked as Application Security Engineer at Sigma Computing and Course Assistant - Software Vulnerability Analysis at Johns Hopkins Whiting School Of Engineering. Varun Singh holds Master'S Degree, Security Informatics from Johns Hopkins Whiting School Of Engineering.

Company email context

Email format at Sigma Computing

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{first}@sigmacomputing.com
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Profile bio

About Varun Singh

Varun Singh is a AppSec Engineer @ Sigma Computing at Sigma Computing. He possess expertise in teamwork, graphic design, android development, restful webservices, python and 16 more skills.

Listed skills include Teamwork, Graphic Design, Android Development, Restful Webservices, and 17 others.

Current workplace

Varun Singh's current company

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Sigma Computing
Sigma Computing
AppSec Engineer @ Sigma Computing
san francisco, california, united states
Employees
101
AeroLeads page
11 roles

Varun Singh work experience

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Application Security Engineer

Current

San Francisco, California, United States

Feb 2024 - Present

Course Assistant - Software Vulnerability Analysis

United States

In my role as a Course Assistant in Software Vulnerability Analysis. I work closely with instructor to design assignments and programs that task students with discovering and exploiting software vulnerabilities.

Aug 2023 - Dec 2023

Security Engineering Intern

San Francisco, California, United States

During my Security Engineer Internship, I focused on agile penetration testing methodologies, honing my skills by conducting comprehensive assessments. Additionally, I initiated and developed a project aimed at automating the manual penetration testing process, leveraging insights gained from these tests and innovative brainstorming techniques. My internship also involved active contributions to Data Loss Prevention (DLP) policies and involvement in vulnerability management as well as detection engineering tasks.

Jun 2023 - Aug 2023

Course Assistant - Ui/Ux & Mobile Applications

United States

In my role as a Course Assistant for UI & Mobile Applications, I'm responsible for assisting in the design of assignments and projects, guiding students through practical learning experiences, grading assignments and projects, and offering constructive feedback to help students improve their skills in user interface and mobile app development.

Jan 2023 - May 2023

Sde Ii

In my capacity as a Software Development Engineer, my role was multifaceted, primarily centered around pioneering research and development efforts in emerging technologies. I was tasked with not only identifying promising technological advancements but also delivering proof-of-concept implementations to showcase their adaptability. Additionally, I specialized in crafting secure plug-and-play modules designed to seamlessly integrate with existing applications, reinforcing their security posture while introducing innovative functionalities.

Jan 2022 - Jul 2022

Android Developer

Gurugram, Haryana, India

In my role as an Android Developer, I specialized in developing robust and highly secure applications tailored to empower clients with advanced device control capabilities. My primary focus revolved around creating hardened applications that enabled clients to enhance security by restricting various device features. This encompassed functionalities such as blocking outgoing calls, altering wallpapers, disabling specific applications on the device, and establishing a stringent kiosk mode with only whitelisted features accessible.

Jul 2021 - Dec 2021

Android Developer

Kirti Nagar

As an Android Developer in a B2B company, a significant part of my role involved the creation of specialized in-house CRM applications tailored for internal use. These applications were meticulously engineered with a strong emphasis on security, particularly to support sales call monitoring and management. My work extended to hardening these applications, ensuring they met the highest security standards.

Jan 2019 - Apr 2020

Android Developer

Webifyme

Crossing Republic , Indrapuram

Aug 2016 - Jul 2017
Team & coworkers

Colleagues at Sigma Computing

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2 education records

Varun Singh education

FAQ

Frequently asked questions about Varun Singh

Quick answers generated from the profile data available on this page.

What company does Varun Singh work for?

Varun Singh works for Sigma Computing.

What is Varun Singh's role at Sigma Computing?

Varun Singh is listed as AppSec Engineer @ Sigma Computing at Sigma Computing.

What is Varun Singh's email address?

AeroLeads has found 1 work email signal at @sigmacomputing.com for Varun Singh at Sigma Computing.

Where is Varun Singh based?

Varun Singh is based in San Francisco, California, United States while working with Sigma Computing.

What companies has Varun Singh worked for?

Varun Singh has worked for Sigma Computing, Johns Hopkins Whiting School Of Engineering, The Johns Hopkins University, The Johns Hopkins University - Carey Business School, and Zetwerk.

Who are Varun Singh's colleagues at Sigma Computing?

Varun Singh's colleagues at Sigma Computing include Ioana Munteanu, Rostyslav Matvienko, Sophie🫶🏻 Willis, Heather Burt, and Vindravan Gond.

How can I contact Varun Singh?

You can use AeroLeads to view verified contact signals for Varun Singh at Sigma Computing, including work email, phone, and LinkedIn data when available.

What schools did Varun Singh attend?

Varun Singh holds Master'S Degree, Security Informatics from Johns Hopkins Whiting School Of Engineering.

What skills is Varun Singh known for?

Varun Singh is listed with skills including Teamwork, Graphic Design, Android Development, Restful Webservices, Python, Team Management, Public Speaking, and Java.

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