David Bigelow Email & Phone Number

Marietta, Ga, Us

Scottsdale, Az, Us

Developing and maintaining Microservice applications with AWS, Okta, Spring Boot, Angular, Oracle, and PostgresSQL, deployed via a GitLab CI/CD pipeline to Kubernetes. Use Rancher to manage the Kubernetes environment and monitor applications with Splunk. Use VeraCode and OWASP tools to find and resolve security issues.

Sacramento, Ca, Us

Developed a Spring Boot/Angular 10 prescription drug monitoring program (PDMP) for the State of California. The system integrated with other states using both the Appriss PMP Gateway and the RxCheck Hub. Work on the back end included developing Restful APIs that communicated with an Oracle database using Spring Data JPA. Front-end Angular work utilized Angular Reactive Forms, Bootstrap, and various NGX components to communicate with the API Server back end. Tools and technologies included Oracle, Red Hat, Jenkins, Spring Config Server, Git, Maven, Bitbucket, Spring Tool Suite, Chrome Developer Tools, Postman, JMeter, Eclipse, CA API Gateway, Splunk, JIRA, and Confluence

Phoenix, Az, Us

Updated a Spring Boot/Spring Integration fraud detection application built with Kafka, Vault, JIRA, MongoDB, Apache Storm, and Docker. Adding Spring Boot Actuator, Micrometer, Prometheus and Grafana to capture metrics and measure workloads, as well as moving to Kafka 2.1, Spring Kafka, and Kafka Streams. Replacing Storm topologies with individual Spring Boot/Spring Kafka microservice applications that can be scaled with Kafka Consumer Groups and Kubernetes.Developed a prototype application aggregating application logs from multiple Java enterprise applications into an ELK stack (ElasticSearch, Logstash, Kibana, and Filebeat), using Docker and Docker Compose on UbuntuUpgraded a Spring Boot microservice application, adding additional LexisNexis (Risk Defense Platform) features using a RESTful APIUsing Jenkins to test existing Maven/Gradle builds with OpenJDK in order to support a migration from Oracle JDKUpgraded Nexus from 2.10 to 3, moving from a Windows platform to Docker and Ubuntu. Added Nexus IQ Server to monitor third-party Java libraries for software vulnerabilities. Integrated IQ Server into Bamboo and Jenkins build pipelines.Added another Docker container (Sonarqube/PostgresSQL) for agile team code reviewsDeveloped a Python/Flask application to provide a browser-based view of all production logs. Mounted Windows share folders into fstab and used a Docker bind mount to allow the application to run within a Docker container on UbuntuParticipate in security reviews using Veracode, Nexus IQ Server, Burp Suite, and RiskSenseCreate code reviews with Fisheye/CrucibleSupport and enhance existing Spring and Spring Boot microservice applications on Windows and Linux platforms. Spring technologies include Spring Core, Spring JDBC, Spring MVC, and Spring RESTParticipate in daily scrum meetings as part of an Agile development environment, develop user stories and track bugs with JIRA.

Westlake, Texas, Us

Designed and developed Java applications, streams, and tasks deployed to Pivotal Cloud Foundry (PCF).Worked in tandem with a DevOps engineer to enhance a CI/CD pipeline integrating Bamboo, SonarQube, JaCoCo, custom shell script tasks to scan source code, a PCF deployment plugin, and VeraCode.Wrote tech specs using Confluence and Gliffy.Developed queries with Splunk to monitor applications.As part of an Agile development process, participated in daily Scrum meetings and created user stories with JIRA.Tools included Spring Boot, Spring Cloud,Spring Cloud Data Flow, the Spring Framework (Spring Core, Spring ORM, Spring AOP, Spring Integration, Spring Batch), Java 8, Hibernate, Eclipse, STS, Maven, Nexus, GIT, GIT Flow, BitBucket, SourceTree, SQL Server, MySQL, RabbitMQ, and WebSphere MQ

Phoenix, Az, Us

Migrated a legacy Java imaging/printing application comprised of Spring Integration,Hibernate, FileNet, and Adobe Output Manager, to Spring Boot 1.54, MyBatis 3, PDFBox, Gradle, and JasperSoft. Incorporating functional programming aspects to improve performance and reduce bugs. Replaced two legacy email applications with a Spring Boot (1.4) RESTful messaging API and AngularJS/Angular UI Grid client application, adding WebSockets to facilitate communication between users. Used Bootstrap to make a responsive user interface. Developed a new Spring Boot application that called a LexisNexis identity management and verification application using Axis and SOAP, while providing a RESTful API to internal applications. Upgraded other applications to Java 8, Tomcat 8, and Spring 4 (MVC, Security, ORM, Batch, and Integration). Developed unit tests with JUnit and integration tests using BDD, Cucumber, and Selenium.Integrate applications with Crowd for SSO, use Git/Mercurial for source control, and use both Hibernate and MyBatis for O/R mapping. Migrated old builds based on Ant/Ivy to Gradle. Merge code from team repositories to candidate repositories, and create code reviews with FishEye and Crucible. Deploy applications to Tomcat 8 and tc Server via Bamboo. Use Oracle 12c for DBMS, and VMware for server environments. Development methodology is Agile/Scrum using JIRA for planning and issue tracking.

Migrated Java Portlet applications (Struts 1.3) from Oracle Portal to WebLogic 11g using Spring 3.2 MVC, jQuery, jQuery UI, DataTables, Bootstrap, and Tiles. Adding logging, proper exception handling, JSR 303 validations, AJAX, and a responsive framework. Create unit tests with Selenium. Developed Java batch applications to access state Medi-Cal websites using Spring Batch, Selenium, Apache POI and jsoup (member eligibility verification and physician updates). Built a log viewing application for WebLogic with Node.js and AngularJS. Created RESTful API for Android client applications. Integrating applications with Trizetto QXNT via Web Services and upgrading to Oracle 11g database. Enrolled in Coursera Mobile Cloud Computing with Android series. Development tools included Eclipse, STS, Chrome Developer Tools, SOAPUI, ADT, SQL Developer. and Visual Studio 2013

El Segundo, California, Us

Developed an authoring workflow application using Spring Core, Spring Security, Spring Data, Spring AOP, JSF 2, JPA, PrimeFaces, jQuery, Tomcat 7, MySQL, Subversion, and Maven. Development tools included Spring Tool Suite, Firebug, Chrome Developer Tools, and Spring Insight.

Glendale, California, Us

Developed a web-based application to assist with audit compliance, using Spring 3.0, Spring Security, jQuery, jQuery UI, Datatables, DB/2, and WebSphere. Also worked on the Online Product Approval system, a J2EE application using Struts, WebSphere, Rational Application Developer, and SQL Server. Operating environment includes both Windows and AIX.

Oakland, California, Us

As a Java consultant, worked on the design and development of several systems, including a new claims and billing system based on Tomcat, Drools, Spring, Hibernate, JPA, Apache CXF,Flex, Oracle 10g, Quartz, Terracotta, and XML/XSLT. Software methodology was Agile.

Supported and enhanced TechSight/X IETP, a software product used to support the S1000D standard for civilian and military aviation. The environment included Tomcat 6.0, Apache 2 HTTP Server, Eclipse, SVN, Ant, Struts, XML, XSLT, Cruise Control, Basecamp, and xDB, utilizing the Agile methodology. Tasks included integrating Smart Card technology, adding support for SSL, validating client certificates based on JITC military standards, and adding JAAS support for SSO, LDAP, and PKI

Worked on the design, development, and successful implementation of the new foxsports.com website, using JBoss Application Server 4.2, Oracle 11g, Spring 2.5, EJB3, Ant, SVN, CVS, and Struts2 running on a Linux platform. Current responsibilities include developing server-side Java code, mapping Spring beans to Struts2 actions, and troubleshooting production problems.

Responsibilities included the design and maintenance of the Suzuki Dealer Portal, which involved converting a legacy Microsoft ASP application to WebSphere Portal, along with support for all LDAP-related activities. LDAP activities include adding and modifying the LDAP directory structure to support additional functionality, as well as adding and converting users from other applications. J2EE activities included working on Use Cases, mapping DB2 tables to Hibernate mapping files, developing the Spring service layer, and writing Java code. Other development tools include DWR (AJAX), Tomcat 6.0, Stellent, DB/2 Navigator, iText, Eclipse, WebSphere Studio Application Developer, Ant, Log4J, Firebug, Bugzilla, and JSF.

Ba, Social Sciences (Economics)

M.B.A, Finance