William J. Welbes

Summary

• Creative product developer with a passion for mobile
• Senior iOS developer with demonstrated success in the design, development and release of many apps on the iOS App Store
• Over 12 years of experience developing complex software systems in a wide variety of industries and applications
• Servant leader that facilitates team collaboration and success

Experience

• Founder and principal owner
• Created Order View for Bigcommerce iOS app used by several thousand store administrators to view and edit orders, products and customers
• Implemented and released The Presidents - Flash Cards of US Presidents app on the iOS App Store and attained the first search result for "Presidents" by delighting users with a polished experience and refined set of features
• Created Easy Shipper for Mac users to purchase and print shipping labels using thermal printers on OS X
• Launched Easy Shipper for iOS users to purchase and print shipping labels on mobile devices
• Developed DICOM Data View for Mac users to easily inspect DICOM medical image header data
• Created Parse2CSV app to allow Parse.com developers to transform Parse.com data into spreadsheet CSV format
• Developed and maintained Tie The Knot - Wedding Countdown iOS app that has been downloaded by over 250,000 users since launch in 2008
• Consulted for clients as a senior mobile developer, designing and building new mobile apps as well as improving and enhancing existing mobile apps
• Developed open source APIs and applications published on GitHub including a Swift API for EasyPost and a Swift API for Bigcommerce
• Designed and developed interactive web applications for many different clients of varying sizes and fields
• Managed business direction, operations, and financial decisions

• Lead a team of 5 mobile developers in designing and developing mobile apps for dozens of clients in widely varied industries
• Provided mobile strategy consulting to clients resulting in a plan for implementing integrated mobile apps and solutions
• Mentored mobile developers and served as an expert on iOS development technologies, tools, and techniques
• Implemented iOS mobile app solutions with widely varying technologies and requirements
• Implemented simple Android apps for clients
• Provided sales support and expertise throughout sales engagement processes representing the company and mobile team
• Spoke at several "Lunch and Learn" events providing expert guidance on mobile development related topics for customers
• Participated in Apple's WWDC conference to engage with the development community and represent Centare

• Lead the iterative development of a web based directory platform serving up more than 20 business-to-business directories for well known partner brands
• Created a flexible platform architecture to allow multi-tenant private branded directories to be served from a single application solution
• Designed and implemented software in all tiers of the directory platform architecture
• Managed the design and development of a web based service management tool used to organize service information for a major mechanical contractor
• Worked with customers to define requirements, design solutions, estimate development effort, coordinate project schedules, and deliver project deliverables
• Developed several multi-tier architecture solutions using MS SQL Server, ASP.NET and Windows Forms
• Designed and developed a web based data collection, analysis, and reporting system for emissions monitoring
• Implemented feature enhancements and product quality improvements for a .NET Windows Forms stack emissions monitoring application
• Organized daily SCRUM sessions to report on team progress and focus team efforts within iterative development

• Designed and developed ImageVault cardiac ultrasound image management solution
• Created a user interface for system administration, configuration, patient browsing, and information monitoring on the ImageVault
• Developed software libraries to support componentized ImageVault system architecture
• Drove change into the ImageVault design by incorporating input from customers, system users and service persons
• Served as a technical expert throughout product design, providing system direction and change leadership
• Lead an international team on requirements, design, and implementation of a common RawData management component suitable for global software development
• Prototyped web service architecture and Ajax based user interface
• Developed a web based service interface for the ImageVault product that simplified service infrastructure and enabled higher quality service and quicker responses
• Improved and enhanced cardiac tools on the AI-1000 cardiac review station by providing design input and software implementation
• Enhanced ActiveX controls for X-Ray Angiography image measurement and analysis with a focus on usability
• Provided engineering level customer and service support on issues encountered in the field and rapidly developed workarounds and patches to address issues

Education

• Graduated with Honors
• President of IEEE student organization
• Leader of an on campus Christian ministry group

Open Source Contributions

Apps