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Dave Sifry Email & Phone Number

Using Generative AI to solve real problems. And help make you more money. at Warmstart.ai
Location: San Francisco, California, United States 14 work roles 1 school
1 work email found @sifry.com 8 phones found area 415, 406, 925, 574, and 419 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Work email d****@sifry.com
Direct phone (415) ***-****
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Current company
Role
Using Generative AI to solve real problems. And help make you more money.
Location
San Francisco, California, United States

Who is Dave Sifry? Overview

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Quick answer

Dave Sifry is listed as Using Generative AI to solve real problems. And help make you more money. at Warmstart.ai, based in San Francisco, California, United States. AeroLeads shows a work email signal at sifry.com, phone signal with area code 415, 406, 925, 574, 419, and a matched LinkedIn profile for Dave Sifry.

Dave Sifry previously worked as Founder and CEO at Warmstart.Ai and Principal at Sifry Consulting Llc. Dave Sifry holds Bs, Computer Science from The Johns Hopkins University.

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*@sifry.com
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Profile bio

About Dave Sifry

Dave is a veteran entrepreneur and leader, specializing in software product development and engineering. He has started and built 9 companies both venture-backed and bootstrapped, ranging from productivity systems, mobile apps, enterprise software, linux services, wireless, blog search, Generative AI, and digital health. He’s taken that experience and brought it into leadership positions at Interana, Lyft, and Reddit, where he combined his engineering management chops with user-centered product design to help create innovative products that have affected the lives of millions of users. In 2020, he took his experience to the Anti-Defamation League, where he led its Center for Technology and Society, both deeply engaging with and holding accountable tech companies to mitigate, ameliorate, and attenuate online hate and harassment. A results-driven executive, he believes deeply in building systems of trust and accountability to scale organizations. As an entrepreneur, Dave created Technorati, and served as CEO for the first 5 years of Technorati's lifetime, and then on its board until Technorati's successful sale. He was co-founder and CTO of Sputnik, where he directed the engineering of all Sputnik products, including its WiFi security and management products, the AP120 and Sputnik Central Control. Prior to that he was co-founder, CTO, and VP of Engineering at Linuxcare, Inc., where he built Linuxcare's services infrastructure, including its managed services business, a Linux-based, managed-server technology and service for xSPs. Dave is a regular speaker on leadership, user-centered product development, blogs, and the massive changes in the digital media environment. In 2007 and 2009, Dave was selected by the World Economic Forum to participate in its Annual Meeting in Davos, Switzerland as a WEF Technology Pioneer. He served on the founding board of Linux International and has served as an investor, advisor, and mentor to a number of companies, including Metavent, Causes, Mozilla, Xola.com, MeetingQ, and Merchant Atlas. He has a B.S. in Computer Science from Johns Hopkins University. Dave's hobbies include travel and astrophotography, and he speaks Japanese in a rusty kansai-ben. He lives in San Francisco, CA.Specialties: Generative AI, Product development, Building and scaling high-tech businesses, venture capital funding, technology due diligence, crafting product vision, consumer internet UX, building scalable service architectures, building and leading great teams, and getting the job done.

Listed skills include Start Ups, Entrepreneurship, Mobile Devices, Mobile Applications, and 46 others.

Current workplace

Dave Sifry's current company

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Warmstart.ai
Warmstart.Ai
Using Generative AI to solve real problems. And help make you more money.
AeroLeads page
14 roles · 36 years

Dave Sifry work experience

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

Founder And Ceo

Current

A smart CRM that processes every email from everyone who has ever communicated with you, summarizes every thread, and builds an always updated briefing on each person based on your relationship. You then run outreach campaigns using AI to pick just the right people at just the right time - and it even learns how to draft in your tone of voice by watching what you do and adapting to your tone and style. We just launched in public beta, and we are looking for partners who are eager to drive relationship-driven sales with $50k+ LTV. Early customers are seeing extraordinary results, with service ROI over 700%, and that’s running the service for only a few months. We are looking for beta customers who will give us feedback, learn with us, and grow with us as we continue to build. Let’s make happy customers and boatloads of money together.

Sep 2023 - Present

Principal

Current
Sifry Consulting Llc

CTO, VPE, and Design Thinking consulting practice, for companies including Causes, Mozilla Messaging, Xola, AddApp, Zagg Network, MyVillage, and Nurx. Advisor and investor for companies including Metavent, Maven Networks, Surmount.ai, Engajer, Merchant Atlas, Alynd, and Developeo.Assisted Causes on key engineering management decisions, and was acting VP of Engineering while Causes was undergoing explosive growth.Helped Mozilla Messaging build out sustainable revenue models, and worked with the executive team at Mozilla to evaluate the business and then roll Mozilla Messaging back into Mozilla Corporation.Worked with Xola's founder (Scott) and the team to help Xola refine their product vision and engage in customer development. Worked with them through the StartX program at Stanford as a mentor.Led MyVilliage's product development, design, and engineering, and helped implement an effective OKR process that was adopted by the team, resulting in improved results including closing its Series A venture round.Was responsible for all of Addapp's products and engineering. In particular leading the process of research, ideation, hypothesis generation, development, operation, and scaling of Addapp's products, business, and engineering organization.

Apr 2010 - Present

Vp, Center For Technology And Society

New York, Ny, Us

ADL’s Center for Technology and Society (CTS) leads the global fight against online hate and harassment. CTS acts as a fierce advocate for making digital spaces safe, respectful and equitable for all people.Select results and achievements:* Envisioned and built the Online Hate Index (OHI), a set of machine learning-based classifiers that identify antisemitism and other forms of hate speech utilizing labelers from affected communities. This resulted in far higher accuracy than any other classifiers in the market, with Macro F1 scores above 0.85 and real-world performance 4-5 times more accurate than classifiers used by major social media platforms.* Envisioned and built ADL’s Social Pattern Library https://socialpatterns.adl.org/ a research-driven collection of design patterns and principles for mitigating the presence and spread of online hate and harassment in social platforms. * Led design advocacy and engagement with YouTube and Twitter that resulted in double-digit reductions in the amount of hate and harassment across the platforms, and engaged with Zoom’s product team to implement the Security Shield icon for hosts which reduced Zoombombing and improved millions of people’s experiences during the pandemic.* Testified before the US Senate Homeland Security and Governmental Affairs Committee on Oct 28, 2021 on Social Media Platforms and the Amplification of Domestic Extremism & Other Harmful Content* Provided extensive advice on California’s AB587, a social media platform transparency bill, and testified before the California Senate Judiciary committee on Nov 9, 2021 on the State of Social Media Regulation: Misinformation, Exploitation, Harassment, and Radicalization* Implemented an impact-based measurement approach, and incorporated quarterly and yearly OKRs resulting in consistent overachievement of personal, team, and organizational goal metrics, and more than doubled the team’s size and budget as a result.

Aug 2019 - May 2022

Vp Revenue Products

San Francisco, California, Us

Responsible for leading Engineering, Product, and Design of Reddit's Revenue Generating Products including its core ad server and related products.

May 2018 - Jul 2018

Vp Product And Engineering

San Francisco, Ca, Us

Led a variety of efforts across the company during hypergrowth, resulting in a number of key growth areas for Lyft, including Lyft Transit and other mobility products.

Mar 2017 - May 2018

Vp Engineering

Mountain View, California, Us

Interana makes behavioral analytics tools for curious people, providing real-time ad-hoc analytics on enormous data sets for companies like Tinder, Reddit, Asana, and Microsoft Bing. Interana was founded with the goal of bringing the same cutting-edge analytics tools found at companies like Facebook to organizations of any size. The company was founded by Intel and Facebook engineers who were core to solving difficult scaling and infrastructure challenges and built technology such as Hive, Cassandra, SCUBA, and Scribe. Led the engineering organization through a major shift from running as a Managed Services Company to cloud-based packaged software company, a restructuring of the team, and a new financing.Implemented process improvements including quarterly OKRs, a revamped Code Review process, and new story point estimating processes. In conjunction with Product leadership, this allowed Interana to reduce downtime and critical incidents by more than 50%, reduced release rollout intervals by more than 30%, and implement more customer-driven roadmap features.

May 2016 - Mar 2017

Founder And Board Director

San Francisco, Ca, Us

Work with the CEO and management team to set Technorati's vision, mission, and business goals, and provides support, advice, and action to help Technorati's continued success in the marketplace.

Nov 2002 - Feb 2016

Founder And Ceo

San Francisco, Ca, Us

Founder and leader of the first blog search engine. Starting as a science project in my basement running on two second hand servers and my DSL line, built, funded, and grew Technorati to a 80+ person thought-leading business with over $1M/month in revenue. Coded the initial implementation, and acted as product lead during the early years of Technorati's growth. Brought on a crack executive leadership team that brought the company world-class engineers and marketers, and enabled the company to compete and succeed against the titans in the technology sector. Built an enduring brand that is still strongly associated today with innovation and the best in social media.

Nov 2002 - Aug 2007

Vp Product And Engineering

Handle, Inc

Handle worked on solving the information overload problem. Helped define the product set, test assumptions with users, recruit and manage some of the best people in the world and developed their skills to build great products. In just over a year, I helped the leadership team to fundamentally re-think their cost structure and technical architecture, recruited a fabulous team, invented and built with an that product and engineering team a fully decentralized set of consumer internet products for iOS and the web that got featured by Apple's App store for months, resulting in over 100,000 downloads. Was responsible for managing the capital cost structures so that as the user base grew, the company continued to scale, and continued to innovate at scale. When it was time to scale back the company due to financing issues, worked with the CEO/Founder to implement a rational scale-back plan.

Dec 2014 - Feb 2015

Vp Engineering

Handle, Inc

Responsible for all of Handle's Engineering.

Dec 2013 - Dec 2014

Founder And Ceo

San Francisco, Us

Founder, CEO, and Chief Bottlecap Washer. Envisioned and prototyped the product, a totally customizable set of personalized travel guides, available for over 20,000 worldwide destinations, in both printed and electronic form. Recruited and built the executive team, and raised funding from angels and Venture Capitalists. Sold the company in 2012 to Look, Buy, Fly Travel.

2007 - 2012 ~5 yrs

Founder And Cto

Sausalito, Ca, Us

Responsible for the technical vision, architecture, and implementation of Sputnik's wifi router and control products, resulting in numerous industry awards for Sputnik Control Center and the AP120.

Apr 2001 - May 2003

Founder And Cto

Linuxcare, Inc.

Was responsible for the vision, technical architecture, and engineering implementation of Linuxcare's core businesses, providing Linux Technical Support, Professional Services, Training, and Product Certification to companies like Dell Computer, Sun Microsystems, Motorola, Oracle, Compaq, Hewlett Packard, NEC, and others. As founding CTO, helped the company define and build its core lines of business, close major deals and partnerships, and grow from 3 people to over 480 people in a period spanning 18 months.

Aug 1998 - Mar 2001

Software Engineer

Mitsubishi Electric

Designed and built GUI tools to help factory managers in control rooms at steel mills, nuclear power plants, and hydroelectric power stations get the most up-to-date, real-time information on the current status of their factories. As the first non-Japanese in 17 years to work in the Kobe factory of 4,800 people, provided cultural exchange with Japanese engineers and managers, and mentored new recruits.

1991 - 1994 ~3 yrs
1 education record

Dave Sifry education

  • The Johns Hopkins University
    The Johns Hopkins University
    Computer Science
FAQ

Frequently asked questions about Dave Sifry

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

What company does Dave Sifry work for?

Dave Sifry works for Warmstart.ai.

What is Dave Sifry's role at Warmstart.ai?

Dave Sifry is listed as Using Generative AI to solve real problems. And help make you more money. at Warmstart.ai.

What is Dave Sifry's email address?

AeroLeads has found 1 work email signal at @sifry.com for Dave Sifry at Warmstart.ai.

What is Dave Sifry's phone number?

AeroLeads has found 8 phone signal(s) with area code 415, 406, 925, 574, 419 for Dave Sifry at Warmstart.ai.

Where is Dave Sifry based?

Dave Sifry is based in San Francisco, California, United States while working with Warmstart.ai.

What companies has Dave Sifry worked for?

Dave Sifry has worked for Warmstart.Ai, Sifry Consulting Llc, Anti-Defamation League, Reddit, Inc., and Lyft.

How can I contact Dave Sifry?

You can use AeroLeads to view verified contact signals for Dave Sifry at Warmstart.ai, including work email, phone, and LinkedIn data when available.

What schools did Dave Sifry attend?

Dave Sifry holds Bs, Computer Science from The Johns Hopkins University.

What skills is Dave Sifry known for?

Dave Sifry is listed with skills including Start Ups, Entrepreneurship, Mobile Devices, Mobile Applications, Digital Media, E Commerce, Strategic Partnerships, and Product Management.

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