As originally seen on Greylock Partners’ blog, here are some insights on leadership, career development, and building teams at scale that Square’s Head of Seller, Alyssa Henry, shared during the 2019 SFELC Summit.

Square’s Head of Seller & Developer Business Units & Infrastructure Engineering, Alyssa Henry

Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Leading an organization of 10 employees is considerably different than leading an organization of 10,000+ employees. As teams increase and communication becomes more challenging, a lot can break down. In this episode of Greymatter, we share a fireside discussion from the 2019 SFELC Summit on building and managing scaling teams. NodeSource VP of Engineering, Chanda Dharap talks with Square’s Head of Seller & Developer Business Units & Infrastructure Engineering, Alyssa Henry. …


In our third and final post of our series, “Women of BTC”, we’ll hear from Tobi Kral on the Engineering team and Alaina Tyrer on Executive Admin. Both Tobi and Alaina are invaluable assets to the team and bring rich experience to their respective roles.

Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Tobi has been at Square for just over two years, after joining us from Microsoft, and is a key member of our server engineering team. She works specifically with the Cash balance and Cash Card workstreams, but pinch hits across Cash App’s various engineering needs.

Alaina has been at Square for more than four years, and started as a receptionist before joining the EA team. Alaina is an essential part of Cash App’s success…


Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Last week, we kicked off our “Women of BTC” blog series, where we’ll hear from members of Square’s Cash App team about the incredible work they’re doing to expand access to Bitcoin for our customers.

Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

In the second edition of our “Women of BTC” series, we talked to…


Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Today, we’re excited to kick off our “Women of BTC” blog series. In this series, we’ll hear from members of Square’s Cash App team about the incredible work they are doing to expand access to Bitcoin for our customers.

In the first edition of our “Women of BTC” series, we’ll talk with two influential Cash App team members: Liang Shi on the Marketing team and Rebecca Corcillo on Engineering.

Liang has been at Square…


Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Hear + Now is a tech lightning talk series hosted by Square’s WomEng organization. The purpose of Hear + Now is to amplify the voices of people from marginalized groups within the tech industry.

This year’s topic was “The Struggle,” with speakers sharing their technical struggles, workplace struggles, and more.

Check out our speakers’ phenomenal talks in the video below. But first, bios!

Natalie Patrice Tucker: “Eye of Tiger: Moving the Needle on Web Accessibility with WCAG 2.1”


Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Every month, Square Engineers give lightning talks internally. We’re excited to share some of our favorites!

Zach talks about working with the USDS, some of their core values, and his work on login.gov. In learning about the values of the USDS, we can see how the government aims to better serve people in the future as we become more reliant upon the internet and digital services.


Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Every month, Square Engineers give lightning talks internally. We’re excited to share some of our favorites!

Enjoy this lightning talk where Winnie Wu explored how her team built a markdown parser in their Ruby on Rails app.


Square’s immersion program aims to inspire future engineers and further their pursuit of a career in computer science.

Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

Code Camp — Square’s immersion program for college women interested in pursuing careers in tech — is coming to Square’s Atlanta office for the first time!

We developed Code Camp five years ago in San Francisco, then took it to New York City, and are excited to expand to another city that’s integral to our robust engineering team. In August, participants will join us in our Atlanta office for five life-changing (so we’ve heard!)…


Authors: Erik Bourget, Toby Reyelts, and Xavier Shay

Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our new home https://developer.squareup.com/blog

On March 16, beginning at 10:02 a.m. PDT, Square’s serving infrastructure experienced a service disruption. Most of Square’s products and services were affected in this outage, including payment processing, Point of Sale, Dashboard, Appointments, and Payroll. At 11:55 a.m. PDT, service was restored for all services except SMS delivery of two-factor authentication codes. SMS recovered at 1:12 p.m. PDT.

This postmortem document aims to communicate the…


Come meet members of our team and learn more about our APIs at some upcoming events across the globe!

FowardJS/ForwardSwift

Our first stop will be at the local ForwardJS/ForwardSwift conferences here in San Francisco on March 1st & 2nd. Lots of Squares are attending, and we will have a booth where you can be sure to find someone who can tell you more about our APIs, and even some jobs we have open!

QuickBooks Small Business Hack

We will also be at the QuickBooks Small Business Hack on March 4th & 5th at CodeNode in London, UK. We are excited to partner with them again…

Square Engineering

The official account for @Square Engineering.

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store