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John Barrera Email & Phone Number

Cofounder - CityBy, Fractional CTO Behavior Agent at Behavior Agent
Location: San Francisco, California, United States 11 work roles 2 schools
1 work email found @netzero.net 9 phones found area 707, 714, 626, 650, and 415 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 9 phones

Work email j****@netzero.net
Direct phone (707) ***-****
LinkedIn Profile matched
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Current company
Role
Cofounder - CityBy, Fractional CTO Behavior Agent
Location
San Francisco, California, United States

Who is John Barrera? Overview

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Quick answer

John Barrera is listed as Cofounder - CityBy, Fractional CTO Behavior Agent at Behavior Agent, based in San Francisco, California, United States. AeroLeads shows a work email signal at netzero.net, phone signal with area code 707, 714, 626, 650, 415, and a matched LinkedIn profile for John Barrera.

John Barrera previously worked as Co Founder at Cityby and Fractional Chief Technology Officer at Behavior Agent. John Barrera holds Engineering & Applied Science, Mechanical Engineering, Control Systems from Caltech.

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Email format at Behavior Agent

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*@netzero.net
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Profile bio

About John Barrera

Digital product executive (with full SDLC experience) with 20 years of experience leading product, project and engineering teams (cross functional teams). I specialize in instilling my teams with a sense of purpose. I have almost a decade of experience managing P&L's with distributed (international) teams of greater than 70 employees. In running my startup I was able to successfully source investors and execute on a seed round of funding. I am adept at free to play games, gamification (monetization/retention/acquisition), mobile app development (iOS/iPhone), and Agile product development, product management, mobile application development (iOS, Android), virtual goods, free to play, real time strategy (RTS), Kickstarter and Indiegogo.

Listed skills include Mobile Applications, Product Management, Mobile Devices, E Commerce, and 16 others.

Current workplace

John Barrera's current company

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Behavior Agent
Behavior Agent
Cofounder - CityBy, Fractional CTO Behavior Agent
AeroLeads page
11 roles

John Barrera work experience

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

Co Founder

Current
Cityby

At CityBy, we're revolutionizing digital marketing for professional service industries through innovative AI and automation solutions. As Co-founder and CTO, my responsibilities include:Leading the recruitment and management of our engineering team, ensuring we have top-tier talent to drive our technological innovationsSpearheading the development and execution of our technical product strategy, aligning our solutions with the unique needs of clients in solar, HVAC, electrical, plumbing, and other professional service sectorsConducting extensive research into AI applications for digital marketing, SEO, and SEM, to keep CityBy at the forefront of marketing technologyOverseeing the implementation of cutting-edge AI and automation tools that enhance our clients' online presence and lead generation capabilitiesCollaborating closely with our clients to understand their specific challenges and develop tailored, AI-driven marketing solutions that drive measurable resultsGuiding the continuous improvement of our platform to ensure scalability, efficiency, and effectiveness in serving our growing client baseOur mission is to empower professional service providers with state-of-the-art digital marketing tools, allowing them to focus on their core business while we handle their online growth and customer acquisition.

Jan 2022 - Present

Fractional Chief Technology Officer

Current

Lafayette, Ca, Us

As the Fractional CTO at Behavior Agent, I lead the technological strategy and operations for this innovative behavioral health platform. Key responsibilities include:Building and managing a high-performing engineering team, ensuring we have the right talent to drive our technological goalsOverseeing the development and maintenance of our HIPAA-compliant digital platform, prioritizing data security and patient privacyArchitecting and evolving our digital product to meet the changing needs of behavioral health professionals and their clientsSpearheading user experience optimization initiatives to enhance engagement and effectiveness of our platformImplementing agile methodologies to improve development efficiency and product qualityCollaborating with clinical experts to translate behavioral health best practices into digital solutionsGuiding the company through technological transitions, including the current preparation for potential acquisitionMy role focuses on leveraging technology to improve access to and quality of behavioral health services, while maintaining the highest standards of data protection and user-centric design. As we transition towards a potential sale, I'm dedicated to ensuring our technological assets are optimized for seamless integration and scalability.

Apr 2019 - Present

Founder

Fairfield, Ca, Us

Designed and managed product launch strategy and post-launch product iteration strategy based on analysis of usage and performance data.Sourced investors and secured seed round capital for startup.Designed IoT device that allows parents to control time on internet. Device is OpenWRT router with VPN services built in. Inclusive of: + Product Specifications for PCB, Circuit layout, companion app design (iOS / Android), server layout (node.js)+ Sourced manufacturing partners for fabrication, package design+ Market research with target audience via 1:1 interviews.+ Iterative product design based on feedback from beta users.

Jan 2015 - Feb 2021

Vice President / General Manager Mid-Core Studio

Oakland, California, Us

VP and General Manager in charge of 65+ employees, world wide operation +Full P&L responsibility for portfolio of Mid-Core games - 8 figure in annual revenue +Kabam studio acquired by RockYou in 2015M&A Experience: + Due diligence and on-boarding of new game studios + Evaluate cultural fit of new studios by working closely with their executive teams + Valuation modeling for new acquisitions + Building out US international team of product, engineering and customer service Works closely with RockYou executive management (CEO, CFO, COO, SVP of games) + Manage monthly revenue expectations for portfolio performance + Strategize on new opportunities for growthM&A Experience (Pure Play, War of Nations, Fusion 8) + Due diligence and on-boarding of new game studios + Evaluate cultural fit of new studios by working closely with their executive teams + Valuation modeling for new acquisitionsOversaw 6 games including Kingdoms of Camelot and Dragons of Atlantis, Pure Play Poker + Managed 3 game teams consisting of (Lead Producers, Product Managers, Game Designers, Live Operations, Engineering, Art, QA and Project Managers) + Setup Operational processes for studio including organization hierarchy, KPI tracking, roadmap strategy, revenue forecasting, conflict resolution

Jan 2015 - Oct 2016

General Manager

Vancouver, British Columbia, Ca

Full P&L responsibility for $60M+ in annual revenue portfolioGeneral Manager of 80+ employees, 3 distinct game verticalsOrchestrated Portfolio Strategy (Real Time Strategy Games) + Live operations of core games with an emphasis in mid to late game strategies + Setup cross functional leadership team with a charter to operate games with a culture of innovation and deep understanding of core game KPI'sOversaw 5 games including Kingdoms of Camelot and Dragons of Atlantis + Managed 3 game teams consisting of (Lead Producers, Product Managers, Game Designers, Live Operations, Engineering, Art, QA and Project Managers) + Setup Operational processes for studio including organization hierarchy, KPI tracking, roadmap strategy, revenue forecasting, conflict resolutionWorked closely with Kabam senior executive team (including CEO, CFO and President) to:

May 2013 - Dec 2014

Vice President Of Product And Technology

R+F

San Francisco, Ca, Us

Product and technology executive in charge of consumer facing web and mobile products for a high growth e-commerce startup. Charged with leveraging product management and gamification best practices to the direct selling industry.Startup within a Startup + Recruited and hired technology studio team of product managers, project managers, and engineers (iOS, Android, PHP) + Instituted Agile development process for engineering projects + Help setup and define inaugural PMO (project Management Office) + Defined Product Management best practicesDesigned and built award nominated product, “PEI” (iOS mobile app) for R+F customers. + Listed as Inventor on PEI's patent pending technology + Designed mobile technology analytics platform as feedback for next iteration of product feature enhancement.Designed and architected 3 year strategic technology roadmap of mobile apps and web communities focused around Gamification, Motivational Psychology and Behavioral Economics. + Lead cross functional workshops which created cutting edge mobile and social technology products. + Leveraged insights of top sellers in organization to create next generation of Direct Selling technology.

Apr 2012 - Apr 2013

Director Mobile & Product Management

Germany, De

Aeria Games is one of the fastest growing Free to Play MMO communities (35M+) on the internet. Its core monetization model is through virtual goods and microtransactions.+ Researched and designed Aeria's mobile product strategy for iOS and Unity(Aeria Mobile, Aeria 51) + Assembled Aeria's inaugural mobile studio and development teams (Unity, Xcode). Managed multiple development teams (Europe, South America, US). + Designed 3 RPG, Strategy, MMO iOS titles (to be announced late Q1 - 2012)+ Enhanced Aeria's retention through social community strategy initiatives.+ Oversaw inaugural launch of Aeria's browser based mmo game portfolio (AeriaNow.com) + In charge of Aeria's web based product initiatives including optimizing billing systems, web UI, and web analytics.

Mar 2010 - Mar 2012

Director Product Management

Fremont, Ca, Us

+ Oversaw portfolio of mobile applications for new mobile platform launch (Facebook Mobile, CBS Sports, Twitter Mobile)+ Worked with exec team on key strategic partners relationships (CBS Mobile, Google, Best Buy)+ Designed Social Network Strategy with Facebook & Twitter+ Designed mobile traffic analytics framework

Oct 2009 - Feb 2010

Director Of Site And Product Management Atom.Com

Atomfilms.Com (Mtv / Viacom)

Member of Senior Staff for AtomUploads/AtomFilms/Atom.com+Product specialist in short form entertainment - casual games and user generated videos+ Defined overall product strategy from daily analysis of site statistics to setting long term product roadmap+ Designed SEO enhancements to site embedded video player resulting in a consistent 20% increase in our site's natural search traffic score+ Set product vision on how to engage Atom.com's community of ~1M active users by leveraging our Flux.com platform and releasing a Facebook product.+ Managed all aspects of SEO Digital Marketing program+ Well versed in latest search engine optimization strategies from link optimization, copy strategy to URL structure+ Created processes and procedures for weekly Agile/SCRUM development+ Recruited, hired and managed production staff (project managers, product managers, engineers and site editor)+ Oversaw all aspects of launching Gameblast Japan site

Sep 2005 - Jun 2009

Senior Project Manager Extractable Solutions

San Francisco, California, Us

* Oversaw site redesign for Visa.com & Corporate Visa.com web sites* Oversaw site redesign for Sun/JCP.org (online software developer forum)* Oversaw site redesign for American Federal Credit Union (online banking site)* Oversaw site redesign for Elma.com (large electronics ecommerce site)* Managed creative and engineering staff and contractors (team size 2-6)* Managed 8 concurrent software development projects, totaling over $700k for first 2 quarters 2005* Interfaced regularly with senior management of Visa and Sun internet marketing groups

Nov 2004 - Sep 2005

General Manager / Founder

Millennium Applications

* Designed overall product vision for successful online market research business (over 250k online research participants)* Managed expectations with board and investors on a periodic basis, with clear and consistent communication.* Wrote business method provisional patent for web based business technology* Oversaw day to day operations including: operational budget, technical project management, investor relations, sales management, conflict resolution and heading staff meetings.

Dec 1999 - Aug 2004
2 education records

John Barrera education

Engineering & Applied Science, Mechanical Engineering, Control Systems

Caltech

Education record

Clarkson University
FAQ

Frequently asked questions about John Barrera

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

What company does John Barrera work for?

John Barrera works for Behavior Agent.

What is John Barrera's role at Behavior Agent?

John Barrera is listed as Cofounder - CityBy, Fractional CTO Behavior Agent at Behavior Agent.

What is John Barrera's email address?

AeroLeads has found 1 work email signal at @netzero.net for John Barrera at Behavior Agent.

What is John Barrera's phone number?

AeroLeads has found 9 phone signal(s) with area code 707, 714, 626, 650, 415 for John Barrera at Behavior Agent.

Where is John Barrera based?

John Barrera is based in San Francisco, California, United States while working with Behavior Agent.

What companies has John Barrera worked for?

John Barrera has worked for Cityby, Behavior Agent, Rybot, Rockyou, and Kabam.

How can I contact John Barrera?

You can use AeroLeads to view verified contact signals for John Barrera at Behavior Agent, including work email, phone, and LinkedIn data when available.

What schools did John Barrera attend?

John Barrera holds Engineering & Applied Science, Mechanical Engineering, Control Systems from Caltech.

What skills is John Barrera known for?

John Barrera is listed with skills including Mobile Applications, Product Management, Mobile Devices, E Commerce, Monetization, Start Ups, Online Advertising, and Casual Games.

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