Zachary Goldberg, Software Developer in Los Angeles, United States
Zachary Goldberg

Software Developer in Los Angeles, United States

Member since April 20, 2016
Zach Goldberg is an experienced technical entrepreneur, having recently served as the CTO of, an entrepreneur in residence at Tencent, the CEO/CTO of three of his own startups, and many others. Zach is passionate about using technology to improve the human condition, and has served as a consultant to over a dozen tech startups. Zach also has a private pilot's license, races sports cars, and is an expert at Kerbal Space Program.
Zachary is now available for hire




Los Angeles, United States



Preferred Environment

Emacs, Linux

The most amazing...

...thing I’ve built was Cerebro. It’s a tool that I wrote to automate cloud deployments and is currently focused on AWS.


  • Chief Technology Officer

    2016 - PRESENT
    • Managed and was responsible for the company's strategy for using technological resources.
    • Migrated the project to React Native.
    • Implemented Kanban and lean flows.
    Technologies: React, Docker, MongoDB, Node.js, Kubernetes, GraphQL, Amazon EC2 (Amazon Elastic Compute Cloud)
  • "Consultant CTO" | Engineer

    2016 - PRESENT
    • Optimized their cloud infrastructure.
    • Built a HTML5 app version of their product.
    • Worked with React and HTML5.
    • Maintained and fostered client relationships and performed consultancy management.
    Technologies: Amazon Web Services (AWS), React, AWS
  • Engineering Consultant

    2015 - PRESENT
    MW Delivery
    • Updated and rebuilt Android and iOS apps.
    • Migrated a production web app to a new platform.
    • Revamped a web platform by adding many new features.
    • Did technical consulting and advising for the company, including IT-related tasks (mail migration, DNS migrations, and so on).
    Technologies: iOS, Android, PHP
  • Chief Technology Officer

    2019 - 2022
    Growflow, Corp.
    • Joined GrowFlow in June of 2019 to oversee the engineering and product teams building the suite of products at GrowFlow. Under my leadership, between 2019 and 2022, the team more than doubled in size while the company grew in revenue by 800%.
    • Oversaw the creation of two new departments, support engineering and quality assurance, allowing the feature engineering team to dramatically improve the percent of their time spent moving the roadmap forward rather than on maintenance.
    • Managed the consolidation of two codebases (one from an acquisition) into a single cohesive engineering team and a tech stack that operates as a platform with a modern architecture, a well-understood domain language, and best practices in CI/CD.
    Technologies: Node.js, Google Cloud Platform (GCP), Kubernetes, GraphQL
  • Engineer | Engineering Manager

    2016 - 2016
    • Managed a technical project with a client and an outsourced developer.
    • Built a demo app to win a deal with a client.
    • Managed the remote developer.
    • Built a WeChat API.
    Technologies: Linux, PHP
  • Co-founder | CTO

    2014 - 2015
    Sticks and Brains
    • Built the Erlang back-end for a mobile messaging app.
    • Developed the Android client for the messaging app.
    • Experimented and developed new features based on BLE, Bluetooth Low Energy technology.
    • Updated and maintained the iOS app.
    Technologies: Ejabberd, XMPP, Erlang, iOS, Android, Kubernetes
  • Entrepreneur in Residence

    2014 - 2014
    • Developed internal processes for analyzing customer data.
    • Created new product features.
    • Developed and iterated a product road map.
    • Planned product international expansion and exposure plans.
    • Worked with senior management and VPs for product planning.
    • Implemented A/B testing.
    Technologies: Data Analytics
  • Co-founder | CEO | CTO

    2012 - 2013
    • Carefully selected and interviewed a team of approximately 15 people.
    • Developed an initial Android app and web framework.
    • Built an internal tool for testing company's software on hundreds of embedded devices.
    • Managed the teams.
    • Built and promoted company culture.
    Technologies: Amazon Web Services (AWS), AWS, Bash Script, Django, Python, iOS, Android
  • Lead Site Reliability Engineer (SRE) | Associate Product Manager

    2010 - 2012
    • Led the SRE and DevOps team for a product with eight figures a year in revenue.
    • Worked as a PM in advertising and cloud.
    • Developed internal product dashboards in Google code base.
    • Coordinated multiple teams across the country.
    • Worked with sales and marketing to plan new product launches.
    Technologies: Google Development Tools
  • Lead Site Reliability Engineer (SRE)

    2008 - 2010
    Invite Media
    • Developed, as an early engineer, a demand-side platform for the real-time bidding of display advertising.
    • Contributed to the build of infrastructure automation and operations.
    • Was involved with the server memory and performance profiling.
    • Developed the operational alerting management.
    • Implemented load balancing and worked on the global-scaling of the infrastructure.
    Technologies: Amazon Web Services (AWS), AWS, AMQP, Redis, Django, Python


  • The Six Commandments of Good Code: Write Code That Stands the Test of Time (Publication)
    How do you define good code? Is it 100% test coverage, or is it backwards compatibility with decade-old hardware? We may not be able to reach an end to this debate yet, but good software always seems to conform to a few certain qualities of code. In this article, Toptal Freelance Software Engineer Zachary Goldberg walks us through six simple ideas that can help you make better, more maintainable software.


  • Languages

    Python, Erlang, GraphQL, PHP, Java, Bash, C, Objective-C, Bash Script, Haskell, Perl, JavaScript
  • Frameworks

    Django, Hadoop
  • Libraries/APIs

    Node.js, AMQP, React, Twilio API, Facebook API
  • Tools

    NGINX, Emacs, Google Development Tools, Android Studio, Android NDK, Xcode
  • Platforms

    Amazon Web Services (AWS), Ubuntu, Linux, Android, Bluetooth LE, Kubernetes, Docker, Amazon EC2 (Amazon Elastic Compute Cloud), AWS Elastic Beanstalk, iOS, Mailgun, Google Cloud Platform (GCP)
  • Other

    Load Balancers, Ejabberd, Communication, Product Management, Product Ownership, DNS, Elastic Load Balancers, HAProxy, Scalability, WiFi, Freelance, Programming, Software Development, AWS, Bluetooth, Data Analytics, XMPP, Packaging, WiFi Direct
  • Paradigms

    Functional Programming, Concurrent Programming
  • Storage

    Redis, PostgreSQL, Mnesia, MongoDB, MySQL


  • Bachelor's Degree in Computer Science and Engineering
    2006 - 2010
    University of Pennsylvania - Philadelphia, PA, USA

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