AeroLeads people directory · profile
Allen Chen Email & Phone Number
Engineer
at
Sierra
1 work email found
@plaid.com
3 phones found area 562 and 408
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Engineer
Location
San Francisco, California, United States
Company size
Who is Allen Chen? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Allen Chen is listed as Engineer at Sierra, a company with 51 employees, based in San Francisco, California, United States. AeroLeads shows a work email signal at plaid.com, phone signal with area code 562, 408, and a matched LinkedIn profile for Allen Chen.
Allen Chen previously worked as Engineering Lead - Remember Me & Link at Plaid and Engineering Lead - Account Verification & Pay by Bank at Plaid. Allen Chen holds B.S., Electrical Engineering And Computer Science from University Of California, Berkeley.
Company email context
Email format at Sierra
This section adds company-level context without repeating Allen Chen's masked contact details.
{first_initial}{last}@plaid.com
89% confidence
AeroLeads found 1 current-domain work email signal for Allen Chen. Compare company email patterns before reaching out.
Profile bio
About Allen Chen
Allen Chen is a Engineer at Sierra. He possess expertise in semiconductors, analog, power management, product marketing, asic and 48 more skills.
Listed skills include Semiconductors, Analog, Power Management, Product Marketing, and 49 others.
Current workplace
Allen Chen's current company
Company context helps verify the profile and gives searchers a useful next step.
Sierra
10 roles · 16 years
Allen Chen work experience
A career timeline built from the work history available for this profile.
Engineering Lead - Remember Me & Link
CurrentI lead 4 engineering teams responsible for Remember Me and Link, our primary consumer surface areas at Plaid. This includes Growth engineering and experimentation, Product Platform, and zero-to-one Engineering bets.
Jan 2024 - Present
Engineering Lead - Account Verification & Pay By Bank
I led the teams responsible for our core Payments products and Pay-by-Bank.
May 2021 - Dec 2023
Engineering Manager, Conversations & Fleets
Core product infra + new product bets for Twitter Replies. Engagement growth.New product features (Fleets, safety/abuse controls, reply prompts), ML infra, recommendations & ranking.
2019 - May 2021
Engineering Manager, Timelines Infrastructure
Core product infra for Twitter feeds (Timelines, Likes, Replies, etc.). Reliability, velocity, and user growth.ML/ranking infra, new product features (feed recommendations, bookmarks), experimentation.
2017 - 2019
~2 yrs
Senior Software Engineer, Timelines Infrastructure
Built the rank-ordered reply Tweets feature, abuse filtering, and rearchitected the reply Tweet infra for scale.
2016 - 2017
~1 yr
Senior Software Engineer, Data Applications
Big data infrastructure for product metrics. Built pipelines and services to consume and serve Twitter's impressions and engagements data in realtime. Scaled the infrastructure, made it accessible and usable for internal use cases, and helped bring to market for Twitter's data reselling business and end-consumers.Also contributed to Tsar: a framework to to.
2013 - 2016
~3 yrs
Software Engineer
Risk Engineering. Worked on data analytics and ML infrastructure to prevent payment fraud across Google's products: Google Play Store, Ads, and Google Wallet.Contributed to real-time data ingest / evaluation pipelines.
2012 - 2013
~1 yr
Student Researcher
Uc Berkeley Rad/Amp Lab
2010 - 2012
~2 yrs
2010 - 2011
~1 yr
Team & coworkers
Colleagues at Sierra
Other employees you can reach at plaid.com. View company contacts for 51 employees →
CC
Catherine Cang
Colleague at SierraSan Diego, California, United States, United States
View →
LC
Lisa Chickilly
Colleague at SierraNew York, New York, United States, United States
View →
SS
Shenae Simmons
Colleague at SierraEindhoven, North Brabant, Netherlands, Netherlands
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RH
Riley Haught
Colleague at SierraNew York, New York, United States, United States
View →
RS
Rachel Shekell
Colleague at SierraWashington, District Of Columbia, United States, United States
View →
AH
Anna Halász
Colleague at SierraNetherlands, Netherlands
View →
DK
Desislava K.
Colleague at SierraSan Francisco, California, United States, United States
View →
YK
Yurii Kolesnyk
Colleague at SierraKherson, Kherson, Ukraine, Ukraine
View →
SL
Sarah Lavine
Colleague at SierraUnited States, United States
View →
JM
John Mason
Colleague at SierraBoston, Massachusetts, United States, United States
View →
Catherine Cang
Colleague at SierraSan Diego, California, United States, United States
View →
LC
Lisa Chickilly
Colleague at SierraNew York, New York, United States, United States
View →
SS
Shenae Simmons
Colleague at SierraEindhoven, North Brabant, Netherlands, Netherlands
View →
RH
Riley Haught
Colleague at SierraNew York, New York, United States, United States
View →
RS
Rachel Shekell
Colleague at SierraWashington, District Of Columbia, United States, United States
View →
AH
Anna Halász
Colleague at SierraNetherlands, Netherlands
View →
DK
Desislava K.
Colleague at SierraSan Francisco, California, United States, United States
View →
YK
Yurii Kolesnyk
Colleague at SierraKherson, Kherson, Ukraine, Ukraine
View →
SL
Sarah Lavine
Colleague at SierraUnited States, United States
View →
JM
John Mason
Colleague at SierraBoston, Massachusetts, United States, United States
View →
1 education record
Allen Chen education
-
University Of California, Berkeley
FAQ
Frequently asked questions about Allen Chen
Quick answers generated from the profile data available on this page.
What company does Allen Chen work for?
Allen Chen works for Sierra.
What is Allen Chen's role at Sierra?
Allen Chen is listed as Engineer at Sierra.
What is Allen Chen's email address?
AeroLeads has found 1 work email signal at @plaid.com for Allen Chen at Sierra.
What is Allen Chen's phone number?
AeroLeads has found 3 phone signal(s) with area code 562, 408 for Allen Chen at Sierra.
Where is Allen Chen based?
Allen Chen is based in San Francisco, California, United States while working with Sierra.
What companies has Allen Chen worked for?
Allen Chen has worked for Sierra, Plaid, Twitter, Google, and Uc Berkeley Rad/Amp Lab.
Who are Allen Chen's colleagues at Sierra?
Allen Chen's colleagues at Sierra include Catherine Cang, Lisa Chickilly, Shenae Simmons, Riley Haught, and Rachel Shekell.
How can I contact Allen Chen?
You can use AeroLeads to view verified contact signals for Allen Chen at Sierra, including work email, phone, and LinkedIn data when available.
What schools did Allen Chen attend?
Allen Chen holds B.S., Electrical Engineering And Computer Science from University Of California, Berkeley.
What skills is Allen Chen known for?
Allen Chen is listed with skills including Semiconductors, Analog, Power Management, Product Marketing, Asic, Semiconductor Industry, Circuit Design, and Product Management.
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