Skip to content


Bill Day is Owner of DayWeb where he helps customers grow their business by solving product and partnership problems.  DayWeb delivers partner and platform evangelism, social media management, product and business development, writing and editing, and API/specification development services to clients including Magellan GPSO’Reilly Media, PayPal, NVIDIA, Nokia, and Digital Reasoning Systems.

Bill is an Advisor to, a health and fitness startup building the world’s best platform for creating workout plans, logging workouts, and tracking progress on the web, iOS, and Android devices.

Bill is currently writing an O’Reilly Media Big Data title to be available in early 2016. He has previously contributed to O’Reilly’s joint collaboration with PayPal on the X.commerce APIs project, including numerous articles and portions of the “Building eCommerce Applications” book.

Bill consulted for 1.5 years with Magellan GPS, running their Magellan Echo and Echo Fit smart sports watch partnerships. He was responsible for relationships with sports and fitness partners including Runkeeper, Under Armour, Strava, Wahoo Fitness, AllTrails, Golf Pad, and others. Bill identified potential partners, worked with them to integrate Echo Series support, address iOS and Android technical issues, launch and co-market, and continually improve joint product offerings. Bill’s work enabled tens of millions of potential new customers for Magellan Echo Series products. For instance, Bill managed partnership negotiations, technical and business integration, product launch, and subsequent promotions with Runkeeper, bringing more than 41 Million potential new customers to Magellan via that partnership alone.

As consulting Product Manager for software boutique Zaffra, Bill product managed a GitHub-hosted agile team to deliver a clean, unified API with an elegant common object model to client. He was responsible for engineering and product issue creation, Kanban backlog management, and week-to-week team deliverables to complete the project on time. Bill surveyed client’s vertical technology landscape, analyzing existing APIs and platforms to distill key objects and use case scenarios to build a 109-page Apiary blueprint including preface/front matter, a catalog of scenarios in Gherkin/Cucumber, an end-to-end example tutorial with source code, and a dynamically-generated API reference.

Prior to that, he served as Platform Product Manager and Evangelist for Runkeeper, where he ran the agile Platform team scaling APIs powering Runkeeper beyond 25 million registered users. Bill managed API, infrastructure, UX, and business development aspects of Runkeeper’s platform including the Health Graph API and partner integrations. He evangelized Runkeeper’s platform from its infancy to 150 featured and more than 2,000 total partners.

Here’s Bill delivering an overview of the Health Graph platform:

And here’s a quick technical primer Bill put together on the Health Graph (click through slides to view):

More information on Bill’s professional background and recommendations of his work are available on his LinkedIn profile (click here to view).

Bill is also a runner. He’d like to see you eat right and get plenty of exercise, too. Here’s a little motivation from his “Run for your life!” Ignite talk:

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s


Get every new post delivered to your Inbox.

Join 1,127 other followers