Senior Software Engineer
Current
Aug 2022 - Present
AeroLeads people directory · profile
Junhao Dong Email & Phone Number
Senior Software Engineer
at
WhatsApp
2 work emails found
@whatsapp.com
2 phones found area 678
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Who is Junhao Dong? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Junhao Dong is listed as Senior Software Engineer at WhatsApp, based in Brooklyn, New York, United States. AeroLeads shows a work email signal at whatsapp.com, phone signal with area code 678, and a matched LinkedIn profile for Junhao Dong.
Junhao Dong previously worked as Software Engineer at Whatsapp and Software Engineer Intern at Toast. Junhao Dong holds Bachelor Of Science - Bs, Computer Science from Northeastern University.
Company email context
Email format at WhatsApp
This section adds company-level context without repeating Junhao Dong's masked contact details.
{first_initial}{last}@whatsapp.com
89% confidence
AeroLeads found 2 current-domain work email signals for Junhao Dong. Compare company email patterns before reaching out.
Profile bio
About Junhao Dong
Software engineer with 4+ years of experience working with complex distributed systems in various infrastructure roles. Passionate about designing robust, reliable systems at scale alongside other talented engineers.
Listed skills include Research, Public Speaking, Software Development, Html, and 13 others.
Current workplace
Junhao Dong's current company
Company context helps verify the profile and gives searchers a useful next step.
7 roles
Junhao Dong work experience
A career timeline built from the work history available for this profile.
Jul 2019 - Aug 2022
Software Engineer Intern
Built and integrated with an automation pipeline for Android Espresso tests to replace an old, significantly slower in-house testing framework.
Feb 2019 - Apr 2019
Software Engineer Intern
Worked on a re-designed onboarding flow with automated Salesforce integration to improve the experience for new customers and account managers.
May 2018 - Aug 2018
Software Engineer Intern
- Instagram Server Infrastructure, Efficiency & Reliability Team
- Built a traffic replay system to predict the performance and correctness of concurrent I/O processing during the migration to Python’s asyncio library. Preemptively detected and fixed regressions related to caching and.
- Migrated various APIs to enable concurrent I/O within a single thread with Python asyncio, improving API latency by up to 30%.
Jan 2018 - Apr 2018
Software Engineer Intern
- Worked across the stack for Toast's online ordering platform, focusing on backend microservices and internal APIs.
- Designed and implemented a new service and web components to manage customer accounts.
- Built a second service to support new payment features.
Jan 2017 - Aug 2017
Teaching Assistant
Introduced programming concepts to high school students through project-oriented lessons. Provided input on lesson plans and project ideas for weekly three hour sessions.
Sep 2014 - Mar 2015
4 education records
Junhao Dong education
Bachelor Of Science - Bs, Computer Science
Northeastern University
Education record
Stuyvesant High School
Education record
The University Of Hong Kong
Education record
Ait-Budapest
FAQ
Frequently asked questions about Junhao Dong
Quick answers generated from the profile data available on this page.
What company does Junhao Dong work for?
Junhao Dong works for WhatsApp.
What is Junhao Dong's role at WhatsApp?
Junhao Dong is listed as Senior Software Engineer at WhatsApp.
What is Junhao Dong's email address?
AeroLeads has found 2 work email signals at @whatsapp.com for Junhao Dong at WhatsApp.
What is Junhao Dong's phone number?
AeroLeads has found 2 phone signal(s) with area code 678 for Junhao Dong at WhatsApp.
Where is Junhao Dong based?
Junhao Dong is based in Brooklyn, New York, United States while working with WhatsApp.
What companies has Junhao Dong worked for?
Junhao Dong has worked for Whatsapp, Toast, Drizly, Instagram, and Toast, Inc..
How can I contact Junhao Dong?
You can use AeroLeads to view verified contact signals for Junhao Dong at WhatsApp, including work email, phone, and LinkedIn data when available.
What schools did Junhao Dong attend?
Junhao Dong holds Bachelor Of Science - Bs, Computer Science from Northeastern University.
What skills is Junhao Dong known for?
Junhao Dong is listed with skills including Research, Public Speaking, Software Development, Html, Java, Python, Social Media, and Web Development.
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