David Bartnicki Email & Phone Number

Novato, Ca, Us

Sacramento, California, Us

-Modernizing legacy Medicaid Management Information Systems in a state-of-the-art evolvable ecosystem using Agile methodology and modern Cloud native architecture patterns. Hands on approach / full stack developer.-Provided technical architecture and guidance for multiple projects. Responsible for API standards and integration, design and implementation of monitoring and logging integrations, security scanning and solutions, quality assurance process and standards, POC proof of concept implementations & overall SDLC of projects.-Lead Technical Architect for FDR (Federal Draw & Reporting) financial accounting application digital support services. Provided oversight, management, technical direction and solutions for multiple engineering teams. Developed multiple tools and utilities to assist with CI/CD process and IV&V validations.-Modernization architect for API Integration project - implements an API gateway which exposes internal APIs to the greater organization and to the public. Provided oversight, management, technical direction and solutions for engineering teams. Created NodeJS based API status service and Katalon based regression testing suite.-Modernization architect for Data Integration project – implements a Confluent Kafka Data Mesh / Enterprise data pipeline in the Financial Services data domain. Provided oversight, management, technical direction and integration solutions for engineering team.-Technologies & Stacks: AWS, Microservices, API, DevOps, CI/CD, IaC, EKS, ECS, Kubernetes, CircleCI, ArgoCD, Docker, GitHub, NodeJS, npm, RDS, Postgres, Helm, Terraform, Istio, Datadog, Code Climate, Snyk, WhiteSource/Mend, Checkmarx, Katalon, Confluent, Kafka, Data Mesh, MuleSoft Anypoint API Gateway, Camunda, Salesforce, VS Code, Lens, Jira, Confluence, Slack, Stack Overflow, Citrix, draw.io, Sparx Enterprise Architect.

Software Development ServicesSoftware ArchitectureSoftware DevelopmentBusiness ConsultingSystem IntegrationsWeb DevelopmentOpen Source Software IntegrationSocial Network Products & IntegrationsRe-engineering & MigrationsTesting & Quality AssuranceTechnical Support & Maintenance

Petaluma, Ca, Us

Created web applications for multiple application integrations. (Java, JSP, Tomcat, GIS, EDEN, Solarwinds Orion / DPA, Intranet Connections, Lucee, Disaster Recovery)Database Architect / DBA. Redesigned and redeployed entire DB system architecture. (SQL Server, DR)

Novato, California, Us

Developed a calendar synchronization application to keep internal and external meeting room calendars up to date. (Java, JSP, Office 365, Outlook, Exchange Web Services, MySQL)Development and maintenance of external meeting room calendar application. (PHP, MySQL)

San Rafael, California, Us

Created Payroll Reports MCERA integration to send batch retirement from city to Marin County. Created Payroll Reports custom application for reporting to payroll data to California State. (Eden, SQL Server, Java, JSP, Struts, Tomcat)Designed and created an Extranet Authentication system. (.NET, ASPX, RIMS, SQL Server)Created GPS Tracker application to monitor street sweepers. Created a real time parser for modem based UDP transmissions of RNAP (Remote Network Access Protocol) and MTP for (Monitoring and Tracking Protocol) GPS data. (Java, GPS, UDP, RNAP, MTP, Tomcat, RIMS, SQL Server)Analyst for Eden financial system and SQL databases for the City IT Department. (SQL Server)

Basel, Baselstadt, Ch

Java / WebLogic systems architect for multiple projects & datacenters.Signature Authority application migration and development.Added Jasper reports & custom charts to online purchasing requisition application. (Jasper Reports, SAP, Oracle, Java, Struts, JSP, ColdFusion, DisplayTag, Tiles, WebLogic, JDBC, My Eclipse, SVN)Created Business Intelligence reports for SAP purchase orders. (Java, Jasper Reports, Tomcat, Oracle, JDBC, My Eclipse, SVN)Migrated SAP Portal roles and distribution list utilities to new Active Directory LDAP environment. Created custom real time Java interface to batch bulk update utility. (Java, Active Directory / LDAP, SAP, Oracle, JDBC, My Eclipse, SVN)Ported purchasing requisition application from ColdFusion to Java / Struts. Created system object model and a database insulation layer to convert from abnormal schema. Implemented real time JCO connector to enter purchase orders directly into SAP back end via BAPI PO Create. Worked with a team of engineers on a multi-phased delivery schedule. (SAP, Oracle, Java, Struts, JSP, ColdFusion, DisplayTag, Tiles, WebLogic, JDBC, My Eclipse, SVN)

San Mateo, California, Us

Created payload based installation routines for device security development platform. (Python, BASH, GCC, Linux)

Falls Church, Va, Us

Created Java based web services distributed system to connect USPS POS (point of service) retail terminals to PO Box back end database (WebBATS). (Java, IBM WebSphere, RAD, XML, SOAP, Web Services, Oracle, JDBC, SVN)Created Java based web services to connect APC (automated postal center) terminals to WebBATS. (Java, IBM WebSphere, RAD, XML, SOAP, Web Services, Oracle, JDBC, SVN)Created Java API package to connect http://poboxes.usps.com public facing web application to WebBATS back end system. (Java, IBM WebSphere, RAD, XML, SOAP, Web Services, Oracle, JDBC, SVN)Created Java API package to connect Back Office UI application to WebBATS back end system. (Java, IBM WebSphere, RAD, XML, SOAP, Web Services, Oracle, JDBC, SVN)

Boulder, Us

Created reporting & charting web application with integrated Jasper Reports. (Java, JSP, Jasper Reports, iReports, Struts, Tomcat, MySQL)Software consultant for broadband technology provider. Created reporting & charting web application with integrated Jasper Reports. (Java, JSP, Jasper Reports, iReports, Struts, Tomcat, PostgreSQL)

- Web development for early stage pharmaceutical company. Performed IR (investor relations) site integration with CCBN / Thomson Financial. Configuration and maintenance of corporate web and email hosting. (HTML, Dreamweaver, Javascript, CCBN)

San Rafael, Ca, Us

Support for FACE software system. Upgraded system to support new imaging hardware.Designed a Clinical Trial Data Collection web database application to track patient data on the Internet. Created secure web application connected to a SQL server schema to track and report on patient symptoms. 21 CFR Part 11 compliant system concurrently supports multiple languages including Chinese. - (ColdFusion, SQL Server, SSL)Designed a Physician Interface for tracking detailed patient medical chart information. Application supports separate physician, patient, and administrator user interfaces. (ColdFusion, SQL Server)Created new corporate website scheme with search support automation. (HTML, Java, Atomz Search)Created installation for latest version of FACE software. Created version control system. (C++, InstallShield)1997 - 1998 Software architect and lead software engineer for early stage pharmaceutical company.Enhanced Windows based image analysis application designed for band finding of carbohydrate electrophoresis gels. Created pseudo-color imaging for enhanced image analysis. Added Internet connectivity component to diagnostic software. (Windows, C++, OCX)Created a 32-bit Windows C++ version of neural net disease diagnostic software package with improved disease recognition capabilities. (C++, Brainmaker)Glyko, Inc. 1996 - Ported FACE Software, (16 bit Windows SDK based C application designed for image analysis of carbohydrate chemistry) to 32-bit Windows C++. Assisted with hardware design and created low-level assembly language driver software for ISA bus CCD digital camera. (C++, Assembly, Windows)Created CarboDraw, a graphical carbohydrate structure drawing program. (Windows, MFC, C++)Trained neural network program to recognize banding patterns in clinical laboratory samples. (C++, Brainmaker)

Petaluma, Ca, Us

Software consultant for IT technology provider.

- Created a custom integration of a new OEM CCD camera for the FACE image analysis software. Created a production release, miscellaneous bug fixes and routine maintenance for FACE software. Enhanced display functionality for main application. (Windows, C++, Visual Studio 2003, SourceSafe, USB2.0)

Daytona Beach, Florida, Us

- Instructor for undergraduate level computer science courses. Courses taught include: Advanced Computer Based Systems, Business Information Systems & Introduction to Computers and Applications.

Albuquerque, Nm, Us

- Web application development and maintenance for MyHMS property (hotel) management system software. Created a Jasper Reports based reporting system to replace existing Cocoon reporting scheme. (Java, Struts, JSP, Jasper Reports, DisplayTag, Tiles, JBOSS, JDBC, Eclipse, MySQL, Maven, SVN)

Emeryville, California, Us

- Created a Struts based web application to manage Cell Line samples within large Liquid Nitrogen Freezers. Application allows administrators to populate, update and remove electronic tracking data corresponding to the actual contents of the freezers. (Java, Struts, JSP, Tiles, JBOSS, JDBC, Oracle) - Created automation routines for Corporate Communications. Created a web application scheduling mechanism to support scheduled updates to the public website. Enhanced the news release and event calendar web applications. (Java, JSP, JBOSS, JDBC, SQL Server)

San Jose, California, Us

Designed a Java based NMS add-on product for verification of traps sent by devices over SNMP. Designed system to recognize MIB documents and respond automatically to verify traps from embedded systems and other networked devices. Enabled support of low level PDU messages with scheduled and on demand verification routines. (Java, Swing, RMI / IIOP, MySQL, Oracle, SNMP)Enhanced embedded SSL & SSH server C source code products. Created cryptographically secure pseudo random number generator (PRNG) subsystem. Ported codebase to Solaris and Linux platforms. Created test suites. Created benchmarks against open source packages. Integrated SSL product into GoAhead embedded web server. Created Windows based downloadable demo for SSL stack. Assisted Nortel integration of SSL & SSH products. (Embedded Systems, C, Windows, Solaris, Linux, VxWorks, SSL, SSH)

- Created an Enterprise Application Integration package to connect AS/400 to multiple app servers. Designed a server side API tagset written in Java to connect midrange servers to the Internet using JSP, ColdFusion CFX & ASP. Developed a connector to windows based systems for remote access using VNC technology. (Java, JSP, ColdFusion, CFX, Telnet, VNC) - Created e-commerce routines for SportBrain - http://www.sportbrain.com. Created ColdFusion storefront with integration into Oracle Financials back end. (ColdFusion, Oracle) - Performed software consulting for various other clients including: ALCO Financial, Orion Partners, BioBrew, Agribuys, and AbleCommerce.

Belmont, California, Us

- Designed, implemented, and deployed an electronic storefront including full backend integration. (Websphere Commerce Suite, JSP, Net.Data, AS/400) - Developed connection architecture to provide real-time integration to J.D. Edwards ERP (Enterprise Resource Planning) mainframe application. - Enabled real-time Order Entry, Inventory Checking, Dynamic Price Updating, and Order Status.

Pittsford, Ny, Us

- Architected a Java servlet based XML application server to provide scriptable connectivity from the web to back office ERP applications. Created proprietary XML tagset and run time interpreter engine. Web requests trigger processing of XML configuration files which describe ERP Enterprise Application Integration (EAI) commands. (Java, Servlet, XML, DTD, AS/400) - Attained IBM Certified Solutions Expert for Websphere Commerce Suite / Net.Commerce - Implemented a payment gateway to Verisign over HTTPS. (SSL)

San Rafael, Ca, Us

- Software architect and lead software engineer for pharmaceutical company. - Enhanced Windows based image analysis application designed for band finding of carbohydrate electrophoresis gels. Created pseudo-color imaging for enhanced image analysis. Added Internet connectivity component to diagnostic software. (Windows, C++, OCX) - Created a 32-bit Windows C++ version of neural net disease diagnostic software package with improved disease recognition capabilities. (C++, Brainmaker)

San Francisco, Ca, Us

- Worked as a usability / user interface engineer developing Architecture, Engineering & Construction (AEC) version of AutoCAD. Participated in the design and specification for AEC Pro Suite R2 (AutoCAD R14). - Created custom user interface components using ARX, AutoCAD's runtime extension library. Developed specialized file and object search routines for use in the AutoCAD LT product. (C++, Windows)

- Created CarboDraw, a graphical carbohydrate structure drawing program. (Windows, MFC, C++) - Ported a 16 bit Windows SDK based C application designed for image analysis of carbohydrate chemistry to 32-bit Windows C++. Assisted with hardware design and created low-level assembly language driver software for ISA bus CCD digital camera. (C++, Assembly, Windows) - Trained neural network program to recognize banding patterns in clinical laboratory samples. (C++, Brainmaker)

- Designed custom database software to manage Federal CARE funded dental agency. (Access)

San Jose, California, Us

- Member of development team for Symantec's project management software package. Received PC Magazine Editor's Choice award, April, 1995. (Windows, C++, BCL) - Created Windows based installation application for Time Line. (C++, MFC, Symantec Installer) - Designed components for integration with Novell/WordPerfect office suite. Modified the concurrent licensing subsystem. (C++, Windows) - Created installation setup for MS Project updater application. (ODBC, Oracle, InstallShield)

Masters, Computer Science

Bachelors, Computer Science

Education record