Java Developer Development Experience
Resume:
Harry S. Green
Senior Java Developer / Software Engineer
Sterling, VA
***********@*******.***
linkedin.com/in/harry-green-482523/
Extensive experience designing and developing commerce/retail, telecom, health, and scientific applications for private companies and federal agencies, including CDC, CMS, CBP, DHS, DoD, DOJ, EPA, FAA, FBI, Freddie Mac, IRS, NIH, TSA, USPTO, VA, and Verizon.
WORK EXPERIENCE
Senior Java Developer
CSCI 08/2024 – Present
Client: State of Indiana
Modernization and bug-fixing of Java 8, state unemployment applications, running on WebSphere with ActiveMQ. This agile scrum project uses Jira, Jenkins, Bitbucket, Confluence, Eclipse, and Git. Responsible for task replacing hard-coded cryptographic keys with secure key management solution AWS KMS to prevent potential security breaches and ensure cryptographic best practices. Veracode static code analysis is to be used confirm resolution of hard-coded cryptographic keys.
Senior Java Developer
Versais 05/2024 – 08/2024
Client: Department of Commerce National Technical Information Service
Modernized and debugged legacy Java 17 and Java 8 EJB applications using Glassfish/Payara running on NetBeans with S3 and EC2 components for an information bulletin application.
Managed source control repository using CodeCommit. Senior Java Developer
Syms Strategic Group LLC 12/2023 – 04/2024
Client: Veterans Administration
Developed and maintained a military-member health claims processing system using IBM DataStage and SQL Server database using Java 17.
Responsible for scoring claims from ETL data loaded in a central repository based on predefined JRules for statistical fraud and abuse as well as data-source-specific business rules. Senior Lead Full Stack Developer
Alta IT 02/2023 – 11/2023
Clients: CACI, DoJ
Supported office of US Attorneys as a contractual Java developer.
Java development using the latest Eclipse for web and backend applications in support of new functionality, addressing flaws, and for new base image versions of OpenShift and JBoss versions and included the upgrade to Java 11 from Java 8.
Applications used SQL Server, Hibernate, Spring Framework, Maven, Apache, Jackson data binding, and other Restful API libraries.
Initiated awareness and remedial action to address pervasive direct and indirect log4j vulnerabilities. Used SoapUI and Kibana for web service testing and application monitoring in production.
Used Adobe Acrobat, Illustrator, and Photoshop to properly edit documentation. Harry S. Green, Sr. Java Developer / Software Engineer 2 Senior Lead Full Stack Developer
Contract 05/2021 – 02/2023
Clients: Comcast, FAA, FDA
For FDA developed Java modules and S3 build environments. Migrated applications to EC2 for process-intensive applications. For Comcast business forecasting built and deployed business forecasting Python applications to API Gateway and Lambda, as well as DynamoDB using Jenkins or CodeDeploy. Used AWS IAM and CodeCommit. For government subcontractor supporting smaller agencies, built and debugged applications using Java 8, Spring, ORM, JSP, JPA, Hibernate, and Restful APIs. Assisted with Lexis-Nexis and ServiceNow web interfaces.
Docker containerization of FAA PubSub Solace cloud applications. System-wide information management subscription service applications. Java, Python API development and testing of APIs used for ingestion of business, contact, and address domain data into RDBMS on S3. Worked with AWS SDKs for Java, and AWS SDKs for Python in maintenance or enhancement of client applications. Java Developer
DirectViz Solutions LLC 05/2020 – 05/2021
Clients: Comcast, DoJ, FAA, FDA
Developed Java 8 backend API supporting I-9 processing, I-9 audit, and close-audit processing in Spring and SpringBoot environment using Keycloak. Helped migrate from HBase to Cassandra. Stack included H2, Postgres, Elastic Search, HBase, and Cassandra. Development tools included IntelliJ, Swagger, Git, Jira, Maven, Lombok, and various other plugins and libraries. I-9 image parsing was executed through a Nifi process, the Nifi workflow started through Kafka polling and utilized OpenCV libraries in my custom Java backend application run from a Groovy script. Worked with GraphQL and GraphQL Server as backends for APIs, and Typescript. Tested APIs using Postman.
Used Groovy to run various processes invoked in NIFI used for I-9 processing procedures. Used Terraform to integrate management applications into CI/CD process workflows. Used NPM with Node.js build scripts to build full-stack projects.
Additional work history is available on my LinkedIn profile. TOOLS
Agile
Safe, Scrum
Application Servers
JBoss 7, Oracle Application Server, Tomcat 7, WebLogic 12, WebSphere Authentication
HTTP, LDAP, SSO (OAuth, Oracle Portal, SAML)
AWS
CloudWatch, Dynamo, EC2, EMR, IAM, Knowledge: Lambda, RDS, Redshift, SNS/SQS, S3 Big Data
Apache Hadoop, Cassandra, Kafka, MapReduce, Spark
CM and Project Support
ClearCase, ClearQuest, Confluence, Jira, Subversion Databases/Applications
MongoDB, MySQL, Oracle, Postgres, MySql, SQL Server, Cassandra, Marklogic Dev Ops
Amazon CodeCommit, Ansible, Atlassian, Bitbucket, EclEmma, Selenium, SharePoint, Jenkins Harry S. Green, Sr. Java Developer / Software Engineer 3 Environments
Linux (RHE, Ubuntu), MacOS, UNIX (Solaris, AIX, HP-UX), VMWare, Windows Frameworks
Apache Struts, Hibernate/JPA, Spring Framework 4/5, SpringBoot Hardware
HP, Intel, Mac, Sun
Languages
.NET, Angular 4, API Gateway, AWS Services S3, C/C++/C#, CloudWatch, CSS, DynamoDB, EC2, EDI, EJB, Hibernate, HTML5, IAM, Java 8, 11, 17, JavaScript, JDBC, JBOSS, JPA, JPQL, jQuery, JSON, J2EE/Core, Lambda, OpenShift, Perl, PHP, PL/SQL, Python, T-SQL, Unix/Linux, XML (DOM, SAX), XSD, XSLT, Typescript, GraphQL, React (knowledge) Microservices and Containers
Docker, Kubernetes, SpringBoot
Modeling
Rational Software Modeler
Testing, Integration, Web Services
Artifactory, Crucible, Git, GitHub, Jenkins, JUnit, Mockito, Jira, REST, Soap-UI, SonarQube, Spring Batch, Subversion Tool Monitoring
Event, Reactive, SIP
Tools and IDEs
Ant, Eclipse, Gradle, Maven, Microsoft Visual Studio 2008, Rational Software Architect for WebSphere, SQL Developer, Toad
EDUCATION
M. Sc., Computer Science (in progress)
George Mason University, VA
B. Sc., Information Systems
Spring Garden College, PA
CERTIFICATIONS
AWS Certified Developer (in progress)
AWS Practitioner (in progress)
Security+ (in progress)
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