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Culture

Meet the Team – Tyler Grunenwald

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members each month.  Meet Tyler, Embedded Software Engineer who specializes in developing and testing firmware for medical devices, creating and refining user stories, and drafting technical…
Mobile App Dev

Mastering all 5 Kotlin Scope Functions

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It should come as no surprise that our Android team here at Punch Through loves Kotlin, and that we strive to write idiomatic Kotlin, taking advantage of its unique language features whenever possible. Some common questions we get from newer team…
Matt Kruger - Senior Embedded Engineer at Punch Through
Culture

Meet the Team – Matt Kruger

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Matt Dunham - Principal Systems and RF/Hardware Engineer
Culture

Meet the Team – Matt Dunham

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Engineer learning about automated testing in office
BLE

The 4 Key Benefits of Automated Testing

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In many ways, I’m your stereotypical software engineer. I don’t do small talk, but I can talk for days about my work and side projects. I’m easily irked by inefficiencies -- if it can be done more efficiently, why not do it that way? I also…
Meet the Team - Tia Hannes, Associate Software Engineer at Punch Through
Culture

Meet the Team – Tia Hannes

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Project Management in Punch Through Office
Product Dev

How We Manage Projects at Punch Through

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Project management is an essential part of every successful project. After all, you can’t start the execution without a proper plan. Project managers oversee the planning and execution of projects to ensure the desired outcome is achieved, money…
Elaine Skaare - Project Manager at Punch Through
Culture

Meet the Team – Elaine Skaare

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Ashish Derhgawen - Mobile Software Engineer at Punch Through
Culture

Meet the Team – Ashish Derhgawen

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Meet the Team - Emily Hinderaker, Marketing Specialist at Punch Through
Culture

Meet the Team – Emily Hinderaker

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Ultimate Guide to Apple's Core Bluetooth library
BLE

The Ultimate Guide to Apple’s Core Bluetooth

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This article assumes you know the very basics of Bluetooth Low Energy (BLE) and iOS programming (including the delegation pattern for asynchronous calls common to many iOS native APIs), and is meant as a comprehensive guide to the ins and outs of…
Meet the team - Brett Hassler, Principal Engineer at Punch Through
Culture

Meet the Team – Bret Hassler

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Tyler Cadman - senior embedded engineer at Punch Through
Culture

Meet the Team – Tyler Cadman

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Julian Hays, mobile software engineer
Culture

Meet the Team – Julian Hays

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
BLE Firmware Engineering office
BLE

Creating a BLE Peripheral with BlueZ

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While I’m fairly well-versed in working with BLE on an embedded device, I have so far had little experience with using BLE at a higher level. To help remedy this, I underwent the task of creating a BLE peripheral running a GATT server on a…
Ryan Kornetzke - embedded engineer at Punch Through
Culture

Meet the Team – Ryan Kornetzke

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Engineers meeting about Kotlin language features
Mobile App Dev

Our 5 Favorite Kotlin Features

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When Swift was released by Apple for iOS developers, Android developers were in awe and envious of this modern programming language that provides null-safety and an expressive yet concise syntax. Thankfully, the Android Studio 3.0 release in 2017…
Ultimate Guide to BLE and Android
BLE

The Ultimate Guide to Android Bluetooth Low Energy

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With its ability to consume very little power yet still provide the connectivity to communicate with small devices, more and more people are looking to hop on the Bluetooth Low Energy (BLE) bandwagon for Android apps. Unfortunately, the Android…
Embedded Engineer Henry in Punch Through Office
Culture

Meet the Team – Henry Anfang

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Chee Yi Ong
Culture

Meet the Team – Chee Yi Ong

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Engineering Intern, Wally
Culture

My First Few Months as an Engineering Intern

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As a Senior in college, my worries begin to shift away from school and turn to my professional career. Internships play a large role in the preparation of entering the workforce and I am finding it more of a relevant concern. Information Technology…
Meet Charlie
Culture

Meet the Team – Charlie Kellerman

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Gretchen Walker - mobile software engineer
Culture

Meet the Team – Gretchen Walker

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Embedded Engineer standing in office
Culture

Meet the Team – Amanda Nguyen

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Andy Lee standing in the Punch Through office
Culture

Meet the Team – Andy Lee

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Alec Letourneau standing in Punch Through office
Culture

Meet the Team – Alec Letourneau

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” series, where we introduce you to one of our team members…
Erin standing in Punch Through office
Culture

Meet the Team – Erin Moore

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At Punch Through, we encourage everyone to proudly be themselves and want you to know the people behind the work that we’re so proud of. That’s why we launched our “Meet the Team” blog post series, where we introduce you to one of our team…
Punch Through Hiring Process Blog Post Image
Culture

What to Expect when Applying at Punch Through

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COVID-19 Update: Due to the pandemic sweeping our nation, we have all transitioned to remote work. All in-person/in-office meetings have been changed to Zoom meetings. Yes, this makes it a little more challenging, but we love a challenge and look…
Intern Louis in the Punch Through office with an office dog, Archer
Culture

Meet the Team – Louis Barrett

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We encourage everyone to proudly be themselves and want you to know the people behind the work that we're so proud of. That's why we are launching a "Meet the Team" blog post series, which highlights one of our team members.  Meet Louis,…
Karel standing in the Minneapolis Punch Through office
Culture

Meet the Team – Karel Kalthoff

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We encourage everyone to proudly be themselves and want you to know the people behind the work that we're so proud of. That's why we are launching a "Meet the Team" blog post series, which highlights one of our team members.  Meet Karel,…
Computer coding with Android and Bluetooth symbol - Android BLE tips
Mobile App Dev

4 Tips to Make Android BLE Actually Work

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Android development is hard, and it's no thanks to its relatively fragmented ecosystem and having a million OEM’s out there. Throw BLE—which is extremely hardware and Bluetooth spec. dependent!—into the mix and the platform's behavior becomes…
NFC_278553919
Mobile App Dev

CoreNFC – The Missing Link

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Near-field communication (NFC) is standardized by ISO/IEC 18092. While not a new technology it has become more important with the proliferation of mobile devices. Phone manufacturers have increasingly begun to incorporate NFC hardware in their…
action-blur-close-up-2339722
BLE

Maximizing BLE Throughput on iOS and Android

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Still confused about how fast you can really send data over Bluetooth Low Energy? It's not just you. A google search will turn up many incomplete answers. Each OS and device has it’s own restrictions, such as connection interval and number of…
adult-architecture-bad-weather-2438798
Mobile App Dev

WTF is an iBeacon

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At this year’s WWDC, Apple quietly announced one of their upcoming products for iOS 7, the iBeacon. Even if you’ve been following WWDC and the iOS 7 announcements, you might not have heard of the iBeacon. And even if you’ve heard the name,…
architectural-design-architecture-bridge-2524368
BLE

How GAP and GATT Work

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Bluetooth Low Energy (BLE) is a protocol developed by Bluetooth SIG that builds on the lessons learned from building lots of Bluetooth Classic devices. Compared to Bluetooth Classic, BLE consumes less power, requires less time and effort to…
apple-device-electronics-1682821
BLE

Testing Bluetooth Low Energy Devices

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Bluetooth Low Energy is a new Bluetooth standard that is exciting for a couple reasons- it enables very low power battery applications, and it further opens the smartphone accessory market. LightBlue allows you to test and simulate Bluetooth Low…