Walter David Martens Email & Phone Number

Gainesville, Florida, US

London, GB

• Provided management and technology leadership as Engineering and Software Architecture leader for Data Supply Chain for Global Tax Platform, which houses client data for analytics and processing for tens of thousands.
• Redesigned/built a data platform for high-volume client data ingestion. Developed using cloud-native Azure components.
• Implemented improved exception messaging and queuing system for graceful failure handling, along with feedback and human-in-the-loop capabilities to address invalid datasets. Restructured the team for efficient.

London, GB

• Lead Engineering and Support for the Tax Technology and Transformation practice with close to $200M in annual revenue. Liaised with several EY development organizations to improve common architecture patterns and.
• Introduced a reusable security module and promoted its implementation across custom SharePoint environments, resulting in better security and a significant reduction of 20%+ in portal build & maintenance costs..

Chicago, IL, US

Taught two courses:Web Applications (Spring 2018)This course covers the design and development of single-page web applications and their interaction with web services.Received outstanding feedback from both students and faculty for the Web Applications course (designed and developed from scratch). The curriculum and materials received praise for their.

Chicago, IL, US

• Client: Leading IT Professional Services FirmWorked closely with client’s executives to influence processes for hundreds of teams in development centers worldwide. Pricing Application
• Integrated several disparate tools into a comprehensive pricing application. Built a modular and distributed application that was designed to work with existing business applications while replacing pieces of legacy.
• Transformed client relationship data management by building a powerful Portfolio Management dashboard. Designed and implemented service and caching layers to efficiently serve legacy data to users.
• Replaced labor-intensive and error-prone weekly reports with a streamlined and reliable dashboard solution.
• Designed and delivered service and caching layers to support sub-second response times with data from slow legacy systems.New Business Management
• Application designed to support accelerated decision-making on go vs. no-go decisions for new client deals.

Annapolis, MD, US

• Client: One of the Largest Professional Services FirmsDesigned a solution to integrate off-the-shelf, legacy, and custom-developed software to deliver a high-performance management portal, tax analysis application, and.
• Managed a combined team of US, India, and third-party consulting resources in the design and development of an enterprise, client-facing, and asset management portal. Removed existing complexities in tax process to.

Chicago, IL, US

• Designed and implemented integration strategy between e-commerce and Event Planning supply chain management products.
• Coordinated development efforts between US- and Romania-based development teams.
• Delivered initial version of Eved event gallery solution designed to support online event planning experience for a slow to adopt technology market.

Edison, New Jersey, US

• Managed 10 local/remote developers and architects to build and maintain a SaaS HR solution targeted for small- to mid-sized organizations.
• Architected key product enhancements for integration to third-party systems, including payroll applications.Designed reference architecture for Single Sign-On and Single Credentials solutions. Streamlined development.
• Defined and managed project to convert on-premise Compensation product to multi-tenant SaaS solution managed in the cloud.

• Client: Okta
• Successfully built an integration middleware for Microsoft Active Directory synchronization to Okta platform.

• Expanded Green Total Compensation Suite capabilities to include merit pay and total compensation processes, leading to recognition as the Innovative Product of the Year by HR Magazine. Provided leadership in overseeing.
• Led development and successful market launch of an innovative incentive compensation software for commercial lending, resulting in multiple sales to regional banks and a major international financial institution.
• Managed various real estate and primary product development projects. Successfully exited the business in 2010 through the strategic sale of intellectual property to a competitor HR product suite.

Ms Software Engineering, Software Engineering

Bs, Computer Science