Frank Callahan work email
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Frank Callahan personal email
Experienced and versatile Java Developer and Software Engineer with record of delivering high quality JEE web applications, web services, and Swing GUIs. Oracle Certified Professional Java Programmer (OCPJP SE 6.0.) - Fifteen years experience developing software for diverse businesses, including financial services, database marketing, and HVAC design software. - Lead developer/architect for offshore team building web applications using Struts, Spring, Ibatis and Dojo frameworks.- Experienced SOA developer. Designed XML schemas and WSDLs, developed JAX-RPC and JAX-WS web services. Developed GUI test tool to automate SOAP testing.- Open source contributor. Wrote code distributed in XMLUnit 1.3 release.- Strong object oriented analysis and design skills and accomplishments. Designed Java framework used to build financial messaging applications.- Fast, productive coder. Eleven years coding in Java, four years in C, C++, shell script, Perl, and one year in Scheme LISP.- Team player with focus on making every project a success, whether as an individual contributor or tech lead.SKILLSLanguages: Java, JSP, JavaScript, HTML, CSS, XML, Perl, C, C++, SQL, SchemeFrameworks: JEE, Struts, Spring, Dojo, Ibatis, jUnitApplication Servers: WebSphere (WAS), Spring tcServer, TomcatDevelopment Tools: Eclipse, RAD, XMLSpy, RapidSQL, ClearCase, Ant, emacsDatabases: Oracle, DB2, SQLServer, hsqldbOS: Windows, UNIX (AIX, Solaris), Linux (Red Hat, Ubuntu)Specialties: JEE web applications and web services. Core Java SE.
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Retired Software Engineer.RetiredWest Boylston, Ma, Us
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Senior Software EngineerNielsen Apr 2017 - PresentNew York, Ny, UsFull stack developer: - Spring Boot REST web services - AWS lambda REST web services (Java, SAM, CloudFormation, S3, DynamoDb, EMR, etc.) - Angular UI development - Python scriptingJava development is my strong suit, but have worked successfully to contribute to Angular UI development and python scripting run in Airflow workflows using Spark on EMR clusters.
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Senior Software EngineerVantiv Mar 2011 - Apr 2017Cincinnati, Oh, UsDeveloped online payment processing applications in Java. Worked in large team of engineers following Agile methodology. -
Senior Software Engineer DeveloperFidelity Investments May 1999 - Oct 2010Boston, Ma, Us- Lead developer/architect working with offshore team to build web applications that provide Risk and Compliance officers with comprehensive information about potential risks at all levels of Fidelity’s retail branch and call center network. - As developer with web services framework team, enhanced the framework to minimize developer effort configuring JAX-WS services. Also, conducted POC that demonstrated feasibility of replacing WebSphere 6 server with tcServer (Tomcat 6) as platform for Fidelity web services.- Lead developer on JAX-RPC web service projects to deliver data to Fidelity retirement plan participants through netbenefits.com, including the most frequently accessed service, Portfolio Balances. - Designed and developed a Swing GUI SOAP message test tool used by developers for unit and integration testing, and by SQA for functional and regression testing. - Open source contributor to XMLUnit 1.3 (http://xmlunit.sourceforge.net/api/org/custommonkey/xmlunit/examples/RecursiveElementNameAndTextQualifier.html)- Developed Java Job Control Framework (JCF) used by Institutional Accounting Systems team to build seven multi-threaded server systems, including SWIFT message processing applications, and ETL systems used to load data from InvestOne mainframe accounting database to DB2 data warehouse. -
C++ DeveloperEpsilon Data Management May 1996 - Jan 1999Irving, Texas, Us- Developed C++ programs to load data feeds from credit bureaus and other sources of consumer data into an Epsilon proprietary database marketing system running on 16 node IBM SP2 parallel processing hardware.- Developed a system of C Shell scripts to control the scheduling and running of the data loader programs. The scripts were later used as the basis of a Control-M job scheduling system.- Wrote custom queries to retrieve marketing data from a proprietary database running on a Thinking Machines CM-5 parallel processing system. -
C ProgrammerWrightsoft Corporation Apr 1995 - May 1996Lexington, Massachusetts, Us- Developed an in-floor radiant heating design package with a DOS “GUI” front end. It calculated lengths and spacing of pipe, and produced a complete bill of materials based on user inputs of room dimensions and building envelope characteristics (infiltration rate, windows, wall, ceiling and floor R-values, etc.)- Contributed enhancements to Wright-J heating/cooling load estimation app.- Developed Lotus 123 spreadsheet to calculate ACCA Manual-J heating and cooling loads for manufactured housing units.
Frank Callahan Skills
Frank Callahan Education Details
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University Of Massachusetts AmherstPsychology
Frequently Asked Questions about Frank Callahan
What company does Frank Callahan work for?
Frank Callahan works for Retired
What is Frank Callahan's role at the current company?
Frank Callahan's current role is Retired software engineer..
What is Frank Callahan's email address?
Frank Callahan's email address is fc****@****ter.net
What schools did Frank Callahan attend?
Frank Callahan attended University Of Massachusetts Amherst.
What skills is Frank Callahan known for?
Frank Callahan has skills like Xml, Spring, Java Enterprise Edition, Eclipse, Web Services, Tomcat, Java, Javascript, Soa, Ant, Oracle, Junit.
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