AeroLeads people directory · profile

Peter Mascarenhas Email & Phone Number

Senior Security Engineer at Grubhub at Grubhub
Location: New York, New York, United States 8 work roles 2 schools
1 work email found @grubhub.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email p****@grubhub.com
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Grubhub
Role
Senior Security Engineer at Grubhub
Location
New York, New York, United States

Who is Peter Mascarenhas? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Peter Mascarenhas is listed as Senior Security Engineer at Grubhub at Grubhub, based in New York, New York, United States. AeroLeads shows a work email signal at grubhub.com and a matched LinkedIn profile for Peter Mascarenhas.

Peter Mascarenhas previously worked as Senior Security Engineer at Grubhub and SRE II at Grubhub. Peter Mascarenhas holds Master'S Degree, Computer Science from Northeastern University.

Company email context

Email format at Grubhub

This section adds company-level context without repeating Peter Mascarenhas's masked contact details.

{first_initial}{last}@grubhub.com
89% confidence

AeroLeads found 1 current-domain work email signal for Peter Mascarenhas. Compare company email patterns before reaching out.

View email format View company profile Management contacts
Profile bio

About Peter Mascarenhas

Software developer and Geek by nature. I am currently a Masters in Computer Science graduate student at Northeastern University, Boston. With 3+ years of software development experience in Healthcare, E-commerce and Cloud services, I get excited as I did back then when seeing both the product and its users prosper. My goal is to build effective technology and make life simpler and easier. My strengths lie in writing efficient code, scaling complex systems and balancing tech requirements with a business.When I’m not on the job I love cooking, Karaoke, reviewing restaurants and indulging my love for seeing new places.If you’d like to learn more about how my services can help your company, please reach out via email (petermasky@gmail.com) or visit www.petermasky.me

Listed skills include Java, Javascript, Html, Jhipster, and 12 others.

Current workplace

Peter Mascarenhas's current company

Company context helps verify the profile and gives searchers a useful next step.

Grubhub
Grubhub
Senior Security Engineer at Grubhub
#2100 Chicago Illinois US 60602
Website
grubhub.com
AeroLeads page
Company profile
View company profile Email format
8 roles

Peter Mascarenhas work experience

A career timeline built from the work history available for this profile.

Senior Security Engineer

Current
Grubhub

Chicago, Illinois, US

Jun 2023 - Present

Sre Ii

Grubhub

Chicago, Illinois, US

Jan 2021 - May 2023

Sre I

Grubhub

Chicago, Illinois, US

Jan 2019 - Jan 2021

Site Reliability Engineer Intern

Grubhub

Chicago, Illinois, US

  • Create ultra-scalable and highly reliable software systems to ensure Grubhub/Seamless runs smoothly, efficiently, and more reliably.
  • Developed Fabric tasks in Python to setup team alerts, handle overloads and monitor EMR services in Prod.
  • Automated the monitoring of Datapipeline jobs using the DataDog API in Python.
  • Corrected and developed the assigning of IAM policies as groups rather than individuals policies.
  • Developed a module in Python to move unused AWS S3 buckets to AWS Glacier to optimize costs saving up to $93,613.
Jun 2018 - Aug 2018

Cloud Software Engineer Intern

New York Life Insurance Company

New York, New York, US

  • Developed a Customer Service web portal using Angular2 to support Insurance-As-A-Service (IAAS) platform on AWS cloud.
  • Remodeled micro-services using Node.JS on EC2 with Docker containers.
  • POC to streamline Continuous Integration/Deployment process using Docker with Kubernetes.
May 2017 - Dec 2017

Senior Software Engineer

Arvind Lifestyle Brands Limited

Bangalore, Karnataka, IN

  • Arvind Lifestyle brands offer the best portfolio of lifestyle brands across the length and breadth ofIndia with brands like Arrow, Calvin Klein, Tommy Hilfiger etcI worked on the project Creyate which is an online.
  • Developed RESTful API's for key modules in Java using JHipster and increased performance by over 70%.
  • Accountable as development owner for handling requirements from Marketing and Design teams and ensuring their ideas see a timely and successful completion with a team of 5 developers.
  • Integrated merchandise orders from our Japanese partners into the product thereby providing scope to expand the business(SaaS) to various countries.
Jan 2016 - Jul 2016

Software Engineer

Exeter Group
  • Worked on building a scalable, modular healthcare product targeted towards the IntegratedEligibility System and Health Insurance Exchange market in the United States. It isbased on the Patient Protection and Affordable.
  • Full stack development owner for multiple key modules(Anonymous Browsing, Health plan selection, Checkout, Service Request Creation and Processing, Notes) using Java, JSP, CSS in Spring Tool Suite.
  • Implemented end to end product security that resulted in zero vulnerabilities from a third party outsourced security inspector.
  • Re-engineered decisive modules to a centralized library for optimal performance.
  • Rectified bugs with a great turnaround time in multiple areas of functionality and corresponded on a daily basis with the team at Boston.
Jun 2013 - Dec 2015

Intern

Ericsson

Kista, Stockholm, SE

GigEConnectivity and ATM Database ProjectWorked with the core team of Ericsson to develop a database for RNC ports at different site locations and wrote macros to access and differentially manipulate data at different site locations. Was in charge of handling entire back end of this projectTechnologies Used: MS Access, SQL, VB, MS Excel

Jul 2012 - Aug 2012
Team & coworkers

Colleagues at Grubhub

Other employees you can reach at grubhub.com. View company contacts →

MS Martha Sanchez Martha Sanchez Colleague at Grubhub Los Angeles Metropolitan Area, United States View → SM Sean Murphy Sean Murphy Colleague at Grubhub Eugene, Oregon, United States, United States View → IM Ivy Mora Ivy Mora Colleague at Grubhub Gilbert, Arizona, United States, United States View → BW Beijia Wang Beijia Wang Colleague at Grubhub New York, New York, United States, United States View → JS Joseph Suraci Joseph Suraci Colleague at Grubhub North Branford, Connecticut, United States, United States View → GB Gerald Blake Gerald Blake Colleague at Grubhub Orland Park, Illinois, United States, United States View → MR Mary Rall Mary Rall Colleague at Grubhub Greater Chicago Area, United States, United States View → SK Stacie Kellermann Stacie Kellermann Colleague at Grubhub United States, United States View → HW Haleem Williams Haleem Williams Colleague at Grubhub San Francisco, California, United States, United States View → AN Alex Neal Alex Neal Colleague at Grubhub Navarre, Florida, United States, United States View →
2 education records

Peter Mascarenhas education

Master'S Degree, Computer Science

Northeastern University

Bachelor Of Engineering (Be), Computer Science

Bangalore Institute Of Technology
FAQ

Frequently asked questions about Peter Mascarenhas

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

What company does Peter Mascarenhas work for?

Peter Mascarenhas works for Grubhub.

What is Peter Mascarenhas's role at Grubhub?

Peter Mascarenhas is listed as Senior Security Engineer at Grubhub at Grubhub.

What is Peter Mascarenhas's email address?

AeroLeads has found 1 work email signal at @grubhub.com for Peter Mascarenhas at Grubhub.

Where is Peter Mascarenhas based?

Peter Mascarenhas is based in New York, New York, United States while working with Grubhub.

What companies has Peter Mascarenhas worked for?

Peter Mascarenhas has worked for Grubhub, New York Life Insurance Company, Arvind Lifestyle Brands Limited, Exeter Group, and Ericsson.

Who are Peter Mascarenhas's colleagues at Grubhub?

Peter Mascarenhas's colleagues at Grubhub include Martha Sanchez, Sean Murphy, Ivy Mora, Beijia Wang, and Joseph Suraci.

How can I contact Peter Mascarenhas?

You can use AeroLeads to view verified contact signals for Peter Mascarenhas at Grubhub, including work email, phone, and LinkedIn data when available.

What schools did Peter Mascarenhas attend?

Peter Mascarenhas holds Master'S Degree, Computer Science from Northeastern University.

What skills is Peter Mascarenhas known for?

Peter Mascarenhas is listed with skills including Java, Javascript, Html, Jhipster, Agile Methodologies, Software Development, Sql, and Python.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.