Author
Jen Looper

Jen Looper

Jen Looper is a Developer Advocate at Telerik with over 15 years' experience as a software developer..

She is a web and mobile developer and founder of Ladeez First Media , specializing in creating cross-platform educational and fitness-oriented mobile apps. She's a multilingual multiculturalist with a passion for hardware hacking and learning new things every day.

Recent Articles

Machine Learning

Getting Started with TensorFlow for Machine Learning

These days, a lot of people are pretty excited about Machine Learning (ML). This is interesting, because the field has been around for a really long time. The term ‘Machine Learning’ itself was coined at IBM in 1959, and the field evolved as a subset of Artificial Intelligence. Machine Learning was defined at the time […]

  • October 3, 2017
Web

Get Ready for Web Bluetooth!

What if you could dim your lights right from your browser, just by pairing with your nearest Bluetooth-enabled Hue or Lumen light bulb? Wouldn’t you be just that much more productive? What about connecting to your LED Smart Rope to manage a workout even while offline, right from your browser? With the new Web Bluetooth […]

  • June 14, 2017
Opinion

What is a Software Developer?

This article has been many months in the making, and actually stemmed from a really uncomfortable family discussion around the dinner table where we had an argument about, of all things, what a “Coder” is. A non-technical dinner guest asked me what it meant when my young niece said she is “learning code” by having […]

  • April 20, 2017
Opinion

ng-conf 2017 Keynote Live Blog

Welcome to the Progress live blog of the ng-conf 2017 keynote. Here, Jen Looper, Sebastian Witalec, Tara Z. Manicsic, TJ VanToll, and Burke Holland will be sharing their thoughts on the opening day keynote of this year’s ng-conf—live! The keynote starts on Wednesday, April 5th at 11:00 AM US Eastern time, and we’ll be kicking […]

  • April 4, 2017
Mobile

An Introduction to Observables for Angular Developers

When developing mobile apps and web sites, we often use observables to populate the UI of our app with external data, asynchronously. In this article, we’re going to learn about the concept of the Observable: what they are, why we prefer them to other methods of handling data, how RxJS works within this context, and […]

  • January 23, 2017
IoT & Bots

Bling Out Your Laptop with a Festive Web-connected Light Show

When I have gone to talk at conferences and demoed my well-travelled PocketRave app, I get a lot of great questions about NativeScript, Angular 2, and the Angular Advanced Seed code that were used to build the mobile app. We have a cool dance party at these talks as people download the PocketRave app and […]

  • December 20, 2016
Mobile

Building Angular 2 Web and Native Apps from a Single Codebase

So, you need to build a web site. Great! If you’re an Angular developer, you immediately dash to your favorite IDE and start scaffolding out your site. But wait! Maybe you also need to build a mobile app to accompany your beautiful new site. Now what? It’s become clear that Angular 2 is not just […]

  • November 7, 2016
Mobile

Will Pokémon Go Change the Mobile Landscape?

Here at Progress we’re infatuated with Pokémon Go, the Pokémon collecting app that has taken the world by storm. As such, we’ve invited a few of our Telerik Developer Experts to talk about the game, and the longterm impact it’ll have on the mobile and business worlds. The questions for today’s Slack chat are: What […]

  • July 18, 2016
Mobile

How Do Mobile Emulators Even?

Every mobile developer’s professional life is dominated by those little moments where fingers hover over the keyboard while the developer waits patiently for a window to appear on the screen containing a version of the mobile app over which he or she has been laboring. Over the course of a day, these individual, hopeful pauses […]

  • July 13, 2016
IoT & Bots

bots! bots! bots!

Whether we realize it or not, we have been interacting with bots, especially voice bots, for some time now. The somewhat annoying voice-prompter of some airline support lines (the ones that have enough voice-recognition ability to hear me yelling “Customer Service!”) are powered by types of bots. Cookie Monster taught us how to use “Hey […]

  • May 31, 2016
IoT & Bots

Getting Physical with the Beacon-Enabled Web

I’ve been intrigued by beacon technology since I received my first developer kit of Estimote beacons in the mail. Beacons contain so much potential in such a small package! Recently, beacons, and platforms to host them, have started proliferating in the Maker movement and have started to appear in retail stores such as Alex and […]

  • April 18, 2016
IoT & Bots

Getting Physical with the Beacon-enabled Web – Fluent 2016 Session

In my talk from this year’s Fluent conference I discuss Eddystone beacons, the physical web, cultural installations, treasure boxes with treasures, and Kendo UI-powered web sites.

  • April 13, 2016
Opinion

How to Recover from Your Parse Addiction

I have been a big, big fan of Parse. It was one of the best backend-as-a-service providers that was particularly developer-friendly. I started using it several years ago as an indie mobile developer, creating mobile apps for families, kids, and to promote fitness with all kinds of bells and whistles like awards, push notifications, data […]

  • February 3, 2016
Web

Monkeying around with Kendo UI and Modulus

Last April, I introduced the concept of the M.I.K.E. web stack, which was hatched from a few too many cocktails at a company party with my co-workers. I wrote an article about it and introduced it at our company’s conference, TelerikNEXT. M.I.K.E. stands for a web stack built using MongoDB for the database, io.js for […]

  • January 21, 2016
Mobile

Flip that App! Hybrid Mobile to JavaScript Native

Many developers jumped onto the hybrid mobile train as the Cordova ecosystem became more and more mature. It seemed, and to many still seems, like such a win! You can use your current skills as a web developer to build what is essentially a small web site that runs in a WebView on a native […]

  • December 9, 2015
Mobile

What is a WebView?

Every hybrid mobile app developer has that moment. You know the one I’m talking about, when someone asks you, “So what kind of mobile apps do you develop?” Depending on context, a follow-up question might be, “Well, are you developing these apps natively?” meaning, using native languages like Swift, Objective-C, and Java. Bravely, you might […]

  • November 9, 2015
Opinion

The Ad Blocker’s Dilemma

I admit that I have had the familiar AdBlock extension (“Chrome’s most popular extension!”) enabled on my web browser for a long time now. It was actually shown to me originally by my daughter, who found ads disruptive to her internet usage. For kids, the option to not see ads is one of the main […]

  • October 14, 2015
Mobile

AppBuilder in 45 Minutes (Session Recording)

Building mobile apps is hard, but Telerik AppBuilder takes a lot of the pain out of the creation and launch process. In this talk, I walk through bringing your mobile app project from a twinkle in your eye all the way to the app stores, all within the AppBuilder environment. Starting from a paper prototype, […]

  • September 30, 2015
Mobile

A Guide to JavaScript Engines for Idiots

For the record, I don’t think anyone involved in either writing or reading this article is an idiot. But sometimes a topic makes you feel like one, and the engines that power JavaScript code is one of those topics – at least for me. Writing code for the web sometimes feels a little magical in […]

  • September 21, 2015
Opinion

The Future of Beacons and Mobile

If you have any retail-oriented apps installed on your phone, you may have had the experience of being bombarded by notifications when you are at a shopping mall. For instance, every time I so much as drive by our local mall, the RetailMeNot app makes my phone go bananas – popping notifications all over the […]

  • August 10, 2015
Mobile

5 Tips for a Successful App Store Optimization Strategy

It’s a familiar story by this time. The solo developer works for a year on a beautiful game or app, releases it to the app stores and…nothing. Downloads are elusive, reviews are spotty or nonexistent, the app is buried in a sea of Flappy Bird clones, Candy Crush spinoffs, and Korean sticker-sharing chat apps. For […]

  • July 9, 2015
Mobile

CatchMe App Uses Telerik Tools to Help You Locate Your Friends

CatchMe – July Featured App. Find your friends’ locations using Facebook and Mapbox The CatchMe App was built using Kendo UI Mobile on Telerik’s AppBuilder platform using the Visual Studio plugin for AppBuilder. It provides a convenient way for you to find your friends using Facebook’s Graph API with Mapbox for maps. The app is […]

  • July 6, 2015
Opinion

8 Key Findings About IoT Development

Wouldn’t it be cool if we could create a device that uses a microprocessor (maybe by analyzing our brain waves) that could predict trends in the future? Progress, the parent company of Telerik, commissioned a report based on interviews conducted with 675 application developers regarding their experience with the Internet of Things. The report tries […]

  • June 23, 2015
Mobile

Demystifying NativeScript Layouts

Telerik’s open-source NativeScript framework offers a new way to build mobile apps that lets you write JavaScript or TypeScript, XML markup, and CSS to create truly native cross-platform experiences for your app users. If you’re ready to dive in and start building an app, the first step is to understand how the pieces fit together […]

  • June 9, 2015
Mobile

BRS App – Featured App for June 2015

BRS App – Supporting the Basel, Rotterdam and Stockholm Convention Meetings on Chemical and Waste Management The BRS App, built using Kendo UI Mobile on Telerik’s AppBuilder platform, provides a window to information about the meetings of the global chemicals and wastes conventions. It gives quick and easy access to essential information about the 2015 […]

  • June 4, 2015
Mobile

The TelerikNEXT Conference App – Built with NativeScript

TelerikNEXT Conference App The TelerikNEXT Conference App, built using Telerik’s new opensource framework for building mobile apps, NativeScript, was designed to help attendees of the TelerikNEXT conference which took place in early May, 2015, navigate their conference sessions. It allowed Telerik to showcase an app built for Android and iOS using NativeScript which was formally […]

  • May 22, 2015
Mobile

Tips for Apple Watch Development with Xcode & WatchKit

The arrival of the Apple Watch has sent some developers scrambling to update Xcode and either create a new, watch-friendly app for distribution in this new ecosystem, or add a watch app as an extension to an existing iOS app to enhance a previously-developed project. In our case, we wanted to use the arrival of […]

  • May 14, 2015
Mobile

AppBuilder in 45 Minutes

The slide deck covering getting started with developing mobile apps using AppBuilder that was presented at the TelerikNEXT conference in Boston in May, 2015.

  • May 12, 2015
IoT & Bots

AppBuilder, Beacons, and the Internet of Things

This slide deck is from a portion of a presentation covering IoT and the Telerik Platform that was delivered as part of the TelerikNEXT conference in Boston in 2015. This segment covers beacons and the various ways that the Telerik Platform can help in consuming data provided by several IoT devices.

  • May 11, 2015
Web

Zero to Hipster with The M.I.K.E. Stack

The M.I.K.E. Stack is a web development stack using MongoDB, io.js, KendoUI Core, and Express. The slides below are from a presentation covering how to develop with this stack and deploy on Modulus given at the recent TelerikNEXT conference.

  • May 11, 2015
Web

Wakanda + Kendo UI Core = WaKendo Widgets for the Masses

At the recent ng-conf conference in Salt Lake City that brought developers together to learn about Angular.js, Jen Looper and Cody Lindley of the Telerik Developer Relations team met up with Ricardo Mello, Project Director of Wakanda, who explained how Kendo UI widgets are integrated into his company’s flagship product, Wakanda. Of course, we wanted […]

  • May 7, 2015
Web

Meet the M.I.K.E. Stack

Did you ever sit in front of a browser window, wondering how you were going to create a website, pondering all the options out there and feeling lost and confused when faced with JavaScript framework soup: Angular.js, Ember.js, Knockout.js, Backbone.js or React.js? What about when those frameworks are combined into a stack like the M.E.A.N. […]

  • April 29, 2015
Mobile

Picturex – A Photo Sharing App Built with Telerik Controls

Picturex   Picturex is a photo app for storing and sharing pictures safely and securely. Picturex is our Telerik Featured App for April 2015 as it was built using Telerik components, especially RadControls for Windows Phone. About this app We interviewed André Meyer to learn what it took to build Picturex. What is Picturex and […]

  • April 22, 2015
IoT & Bots

Connect a Mobile App and a Spark Core – An International IoT Day Project

It’s the Fifth Annual International Internet of Things Day! If you’re not familiar with this worldwide celebration of all Things Internet, you can learn about it here. According to this website, “the time is now to start having the important conversations on the technologies, security, data privacy, and enormous potential that an ‘Internet of Things’ […]

  • April 9, 2015
Mobile

Wow Your Neighbors with a Beacon-Powered Easter Egg or Afikoman Hunt

It’s Spring! The flowers are blooming, the garden is defrosting, the birds are singing, and it’s almost time for Easter, Passover, or other Spring holidays that celebrate rebirth and renewal. Even in snowy Boston, where I live, the snowdrifts are slowly disappearing. What better time to organize an Easter egg hunt or Spring scavenger hunt […]

  • April 2, 2015
Mobile

What’s My Score? A Scorekeeping App for Trampoline Competitions Built on the Telerik Platform

What’s My Score?   What’s My Score is a scorekeeping app for use in trampoline competitions in the UK. Track your scores, watch competitors, monitor your progress competition by competition. What’s My Score is our Telerik Featured App for March 2015 as it was built using Telerik AppBuilder and Kendo UI, Kendo UI Mobile, Kendo Charts, […]

  • March 20, 2015
Opinion

Notes from the Road: Finding Inspiration for Software Development

I love to travel, and I especially love to travel in Europe and most particularly in France, which I know well, having studied there many years with the aid of various grants including a Fulbright. I never get tired of wandering the Grands Boulevards or the small side streets of the Latin Quarter in Paris […]

  • March 3, 2015
Mobile

FanReact – a Social App for Sports Enthusiasts built on the Telerik Platform

Your Sports. Your Teams. Your Reactions. FanReact!   FanReact is a social platform for sports fans. Talk sports with your friends, upload photos and videos of your reactions to great moments, and share your thoughts on the game with your network. It is available for free on the iOS and Android App Stores. FanReact is […]

  • February 13, 2015
Opinion

Call 911! Your App Icon Needs Help!

Call 911! Your app icon is a train wreck. People look at it and shudder, or worse, they don’t look at it at all. Many developers don’t think about their mobile app icon until they’re ready to deploy their app onto their device for testing, or even when they’re almost ready to send their app […]

  • February 2, 2015
Mobile

DruckX – A Mobile Game built with the Telerik Platform

Drück X means Press X in German. How quickly can you find and press the X? You have just seconds to find out!   DrückX is a game with a simple concept: press the “X” as quickly as possible. It is available for free on the iOS, Android, Windows and Amazon app marketplaces. DrückX is […]

  • January 22, 2015
Mobile

Through the Looking Glass: Adventures in Mobile App Simulation, Emulation, and Device Testing

In an ideal world, every mobile app developer would be able to build an app and test its behavior on a simulator that would perfectly mimic the way the software should behave on a mobile device. To a large extent, products such as Telerik’s AppBuilder have perfected the mobile device simulator, giving the developer a […]

  • January 15, 2015
Mobile

Ionic and Telerik Backend Services: A Healthy Partnership Part 2

In the first part of this article, we learned how to scaffold a basic Ionic app and connect it to the Telerik Backend services to allow users to register, login, and access content. In this part of the series, we’ll build the screens that we need for the food bank to manage their inventory. These […]

  • December 23, 2014
Mobile

Animating Your Mobile UI with Famo.us and Telerik AppBuilder

The buzz that has been generated about the Famo.us JavaScript library, triggered by the amazing demo that appeared in 2012 with a 3D rendering of the periodic table, has been almost unprecedented. Developers lined up to get into the private beta, scratched, clawed, fought for seats, and mayhem ensued. This is a slight exaggeration, but […]

  • December 22, 2014
Mobile

Ionic and Telerik Backend Services: A Healthy Partnership

Building apps using hybrid mobile technologies has enabled developers to deploy beautiful products in record time. Recently I completed an entire app from sketch to launch in one week in order to catch holiday shoppers. Scaffolding a great UI using nice frontend development tools makes things easy from a visual perspective, but the real meat […]

  • November 24, 2014
Mobile

Adding Real World Context to Mobile Apps with Beacons

The idea of creating consumer-ready indoor proximity systems has been the dream of many startups recently. While satellite-driven GPS works brilliantly for positioning your car on a road, it doesn’t work so well for more fine-grained positioning. You might want to find a spot on a given floor of a building, a brand of soup […]

  • November 13, 2014
Mobile

Make it Rain! Monetize Your Mobile App with Cordova Plugins

One of the toughest challenges in building mobile apps is how to monetize them – in other words, how to make money from all your hard work. Some apps have a built-in monetization strategy, in that they are bundled with a larger web product and exist to enhance the desktop experience. Releasing your app as […]

  • October 29, 2014
Mobile

Adding Bling to Your iOS App Store Presence with App Preview Videos

The App store now allows app videos along with screenshots. Google Play has had them for a long time, but now your iOS app can have one, too. For many developers, this is exciting news! This means that you can now submit up to 25 screenshots (5 screenshots per screen size) and an app preview […]

  • October 1, 2014
Opinion

4 Mistakes To Avoid in Mobile App Development

I’ve been an mobile app developer since I got my first iPhone four years ago, concentrating mostly on educational and fitness apps. Some of the apps I’ve built over the years include a Seven Minute Workout app, a stretching app, apps to teach Chinese conversation and Middle-Eastern dance, e-books, apps to help kids practice their […]

  • July 24, 2014