David Pachla Email & Phone Number

San Francisco, Ca, Us

San Francisco, Ca, Us

San Francisco Bay Area

San Francisco Bay Area

• Lead development consultant on several e-commerce SFCC projects in home furnishings and confections• Developed international shipping support on SFCC• Aided in creating a custom replacement for an OMS• Integrated payment providers, subscription services, fraud prevention services on the SFCC platform• Analyzed, designed, and implemented a furniture customization SFCC product detail page with the help of two others on the team• Hired and trained a SFCC development team for one client

Greater New York City Area

• Led technical implementation of replatform from Demandware 1.0 to Demandware 2.0• Optimized all Demandware integrations for code readability, runtime efficiency, error handling, and notification• Optimized all Demandware jobs for code readability, runtime efficiency, error handling, and notification within the Demandware job manager framework• Architected and implemented Continuous Integration/Continuous Delivery (CI/CD) reducing manual errors in production software delivery to zero with nightly and occasional mid-day production deployments with no downtime or end user disruption• Optimized performance of software and data management resulting in largest daily sales in company history• Defined integrations and non-functional software architecture for replatform from Demandware to Oracle Commerce (ATG)• Defined requirements and led system architecture implementation with Rackspace for replatform to Oracle Commerce (ATG)• Defined requirements and managed communications with contacts and for all third party integrations including but not limited to internationalization, payment gateways, payment fraud screen, transactional emails, order management, tax calculation, image delivery, tags, analytics, and security• Defined networking and security requirements and drove delivery of completion with both internal and external network security teams• Implemented security integrations to reduce account takeover and automated attacks resulting in less than 0.1% of successful attempts at account takeover after a reduction of beyond 99.9999% of attacks reaching origin servers as well as 99.99% site uptime• Defined and implemented optimized content delivery to browsers via Akamai (CDN) to reduce bytes delivered and reduce page load times by up to 80% in perceived page load

Port Washington, Ny

• Architected and implemented a cross-platform web and online/offline mobile (Phonegap - Android and iOS) Medicare and Medicaid documentation collection system based on HTML5/JavaScript/CSS communicating with WCF/REST services, storing data in MS SQL Server 2008 R2 and SQLite/Sqlcipher, and finally integrating with multiple systems of records and/or electronic visit verification systems.• Architected and implemented an automated, cross-platform build and deployment system which reduced build and deploy time from hours/days to minutes resulting in continuous integration in the development environment and daily and/or on-demand delivery to the QA environment reducing the development-test cycle time.• Drove implementation of standard SDLC process using TFS (CMMI) which resulted in a drastic increase of on time code delivery and early detection of potential design issues as well as a decrease to almost nil of iteration fallout and bugs found in newly released products.• Simultaneously lead several development teams of 2-6 by leading all technical design and breakdown of business requirements, reviewing code and enforcing best patterns and practices, and leading analysis and resolution of major issues (“time bombs”) in legacy products resulting in higher scalability, higher quality of code, higher performance, and lower maintenance effort.

Barcelona Area, Spain

• Maintained and developed the in-house ERP in VB6 and MS SQL Server while new developments were developed in C#.NET using VS 2008, WCF, and WPF• Integrated approximately 25 locations throughout the world communicating with a central database via SQL Server replications and at an application level via WCF• Maintained, designed, and implemented reports with Crystal Reports and MS Reporting Services.

Barcelona Area, Spain

• Maintained accounting applications in VB6 with an Oracle and MS Access database• Designed and developed an integrated, complex event scheduling and management applications in VB6 with a MS SQL Server and MS Access database using a robust 3-tier architecture• Created custom workflows to send custom alerts when the next step of the workflow needed to be completed for a given event

Greater Chicago Area

• Lead physical layout signing off for all phases from synthesis to fracture, including floor planning, place and route, timing closure, and test• Developed unique critical automation scripts in PERL and UNIX shell for efficiency and reproducibility specific to each ASIC implementation

• Lead physical layout signing off for all phases from synthesis to fracture, including floor planning, place and route, timing closure, and test• Developed unique critical automation scripts in PERL and UNIX shell for efficiency and reproducibility specific to each ASIC implementation