Luis Diaz-Sendel

ad3arm@r.postjobfree.com

Summary

Experienced Java Developer familiar with leading, design, development according to specifications & maintenance of large-scale web applications.

Excellent problem-solving skills with an aptitude for learning and implementing emerging technologies.

I am a passionate Developer who likes to work with open-source technologies to solve any kind of problems.

Working with globally distributed teams, Ability, Coordinate, and report status to with other members of the team (Business System Analysts, QA and stakeholders), Functioned as a Team Leader for 4-8 Team members in different locations.

Skills

20+ years with Core Java and JavaJ2EE (EJB, Servlets, JSP, JSF), multithreaded programming, Scala, Akka Actor System, Functional Programming, JavaScript and Python.

Familiar with Agile Methodologies, Object-Oriented Analysis and Design (OOAD).

Expert understanding Object-Oriented Analysis and Design (OOAD) Object Relational Mapping (O/R) with JPA, (Hibernate or Eclipse link).

Database Design & Modeling: Extensive experience working with complex data models, Oracle PL/SQL, Oracle RDBMS, MS SQL, Mongo DB, Cassandra, Amazon DynamoDB & RDS.

Experience working with Containers Docker with Kubernetes.

Implementation with Open Source & Structured Frameworks as: Spring (Core, Boot, MVC, Data, Integration, Security, Batch), Apache ODE (BPEL), Enterprise Integration Patterns using Spring Integration, MULE, Camel. JMS, Rabbit MQ, Elastic Search, Amazon Web Services & Google Cloud, Google, JUnit, Selenium for regression automation.

Comfortable on a Linux Server operating system, command line and Bash Shell

Experience in developing web application using JavaScript frameworks (React.js, jQuery, Node.js)

API Development, Web Services and Integration Restful, SOA, JSON, XML. (JAXP, JAVA-WS, JWT, OAUTH 2, Axis2), XPath and XML Schema.

CI & TRACKING: Maven, JIRA, Confluence, Jenkins, Bamboo, Hudson, Nexus, Archive, GitHub, Puppet.

IDE Tools: IntelliJ, Eclipse, Rational developer. Profilers: Yourkit, JRebel, JMeter, Grafana.

Experience Administering Web an Application Servers: as Weblogic, Jboss, Websphere, Nginx, Apache HTTP, Tomcat.

EMPLOYMENT HISTORY

Sapiens, Remote April 2019 – Current

Technical Analyst, assist in development, customization production support for different business i.e.

Medical malpractice, homeowners, auto, life insurance. for a Claims system management system, a workflow rules-driven, Automated claim assignment, driving straight processing system, including providing financial insights and control over claims operations, corporate reporting and downstream systems i.e. End of month financial reporting, invoice processing, check processing, claim to policy integrations, government reporting back ground check .

A clustered tree layer architecture hosted with Amazon Web Services (AWS) on a Linux Platform, interacting with AWS S3 buckets.

Java/J2EE, JBoss, Hibernate JPA, Oracle, Z front end framework, Jenkins, Github, Mule and Active MQ JMS, Drools.

Bottomline Technologies, Wilton, CT September 2016 - March 2019

Principal Software Engineer, working on a SaaS-based lead solution Legal-X that control legal spends, orchestrating and validating and analyzing legal spend invoice billing workflows.

Work on full lifecycle software development using Agile Methodologies: planning, implementation, testing,

documentation, release, and product support. working a cross -functional teams, under the guidance of the Software Architect, hands-on developer, and a development lead.

Java/J2EE, WebLogic JSF, JSP, Hibernate JPA, Oracle, OBIEE, Elastic Search, MINIO, Kubernetes, F5, Node.JS, Power Mock, JReport, Eclipse Link, AWS for AI GIT, Soap, Rest, Swagger.

Tools: JIRA, Confluence, Jira Agile, Bambo, Grafana, Kibana, Veracode, Sonar Kube.

Chubb Specialty Insurance, Simsbury, CT Jan 2015– August 2016

Senior Java Developer, in charge of Developing New Web API’s to add coverage for an existing policy. Following a Traditional Systems Development Life Cycle; Gathering requirements to the implementation.

In charge to Enhance and maintaining the Following J2EE Applications: (Java/J2EE WebSphere Oracle and Informix)

Scoring engine that interacts with different web Services as Experian, DMM, Geolytics.

Rating Systems interacting with Blaze Advisor for actuary Model.

Brandshop (SureSource), Shelton CT, Feb. 2013 – Jan 2015

Senior Java Developer for a PCI compliant end-to-end ecommerce platform clients include over 80 leading companies, Stores, 1000+ concurrent users in our peak time with recognized leading Brands such as Casio, Coca-Cola, Crayola, Hershey's, Cuisinart. etc.

Design and Develop and Support the Webstore Platform (70% development and 30% production support)

J2EE based web application using, Java/J2EE, JBoss Seam JSF, using Hibernate JPA, MySQL, JQUERY, HTML5, CSS3, JUnit, JSP, Linux

We enable our font end to use JavaScript Json services clients, migrate from Seam 2 to 3, Jboss 3 to 5, we remove the JBoss dependencies for different Services like our cache layer etc.

Develop our stores to use the best Practices for SEO optimization

Integrate our store with mayor providers for social media (Facebook, Pinterest, Twitter), Shipping Services (Free Shipping, Shop runner), Product Recommendation Services, Promotional services (inspaq), Google Analysis, payment Services (Paypal), Recurring Payment and Subscription Services (Order grove), Commission Junction, Affiliate Marketing Network (Share a Sell), email marketing (Silver Pop)

Design and Develop JSON Rest Service Platform for the Organization, this platform is based on Spring Boot, Spring Data, Spring MVC, Rabbit MQ and Hibernate we create different Services like:

Tools: Seam, Maven, Git Repository, MySQL, Hibernate, Spring Boot, REST, JSON, Spring Web services, Spring MVC, Multithreading, JSF, Elastic Seach, Guava, Google JSON API, Rabbit MQ.

NCR Netkey, East Heaven CT, Jan. 2011 – Jan 2013

Java Developer Senior for a commercial product for Digital Signage and Self-Checkout called Netkey Manager, on the Sass environment we currently had around 10, 000 Kiosk and around 30 customers.

Responsible for migrating the Kiosk and digital Signage product to a new in-house NCR Architecture Spring based product, Using Agile Software Development Methodology, Software releases every 4 months, 2-week Sprint durations.

Media Assets Management Application Developer and second level support for a set of media applications in -charge of

archiving, indexation, transformation, transfer, and search using an in-house java framework built with JMX, EJB and running on top of Jboss. 50% development and 50% production support.

85% of development of new features, 15% maintenance.

Tools: Spring, Maven, Jasper Reports, NCR NEP Framework, Agile Methodology, XML Stream, Spring Web services, Spring MVC, GWT, Multithreading, JBoss, CXF, JQUERY

Tools: J2EE, Eclipse, Apache Ivy, Oracle, MySQL, SVN, JMX, JBoss

Softtek Integration Systems Feb. 2004 – Dec. 2010

Projects with Softtek Integration Systems:

Onsite at EMC, Westborough, MA (Mar. 2009 – Dec. 2010)

●Java Developer Senior

●Agile Lead Developer, created the intelligent auto-routing of opened service requests for any EMC customer around the world to suggest a specialist and a fix recommendation reducing the operation costs and increased customer

satisfaction Up to 50% productivity gains in service request technicians’ response time has been achieve due to the system routing the service request to the appropriate technical team.

●Developed a Multithread service using a JMS-JAXB interface to connect to Oracle CRM using spring, connecting a commercial rule engine (Fico advisor) and return a technician and a problem solution recommendation back to the CRM.

●Developed the back end of a dashboard for the managers to measure the service effectiveness using Spring MVC and

Restful WS, with XML message interchange using EXT-JS for the front-end

●Technical support using JMS and Rest Protocols, Spring and Rest Easy.

Tools: JMS, spring, EXT-JS, Maven, Spring Source, Fico Blaze Advisor, Rest Easy, Java, Agile Methodology.

Onsite at GE Financial Services, Stamford, CT (Mar. 2007 – March 2009)

●Developed a Portal Core Application using Life Ray that managed finance deals from beginning to end of their life cycle

●Developed different modules and portlets using Spring MVC and Framework as model view controller, including backend connection to external systems. Developed different client/server web services from existing applications like Hyperion, Oracle financials, SSO, User-Role Management, HR and Risk Applications.

Tools: Object Oriented Design Programming, JSP, JBoss Application Server 4.2.3, Oracle 10i, Spring, Hibernate, Life -Ray Portal, Axis 2 Web-services

Project Leader/Developer

●Analyzed, designed, and implemented different web services to manage and keep track of invoices, created different WS using AXIS 2, Struts 2, Spring Framework, Hibernate with Oracle to interact with different applications including HR, User Role Management, Document & Invoice Approval, etc.

●Used Apache ODE (Orchestration Director Engine) to keep track of the invoices executing business processes written in WS-BPEL to track and manage the invoice process at EFS (GE Energy Financial Services).

●Led four developers in different services including HR Applications, Content Management (Interwoven), Business Intelligence, Business Portal, Web Services Development and a Mobile Portal.

Tools: JBoss, ODE (BPEL 2.0), AXIS 2.0, Service Mix, SOA, Oracle 10i, Interwoven, Spring, Hibernate.

Onsite at GE Financial Services, Stamford, CT (Oct. 2005 – Jan. 2007)

●Developed HR Applications, Planning and Compensations Tools at EFS, Developed different modules using Struts an MVC, Session and Entity EJB, having a big synchronization process from a Corporate Data Warehouse Feed.

Tools: Object Oriented Design Programming, JSP, Weblogic Application Server 8.1, Oracle 9i, Struts, Hibernate, Jasper, EJB, XDoclets, Appworks, Ajax (Using Prototype).

Offsite at GE Commercial Finance, AguasCalientes, Mexico (May 2005 – Oct. 2005) Analyzed, designed, and integrated different systems with Sun Identity Management System 5.0 (IDM) in order to consolidate GE Commercial Finance account provisioning process and maintain SOX Level 1 compliance, developed interfaces for existing

systems with IDM

Tools: J2EE, JSP, Servlets, XSLT, WebSphere Application Server under Oracle, Sun Identity Management.

Offsite at Mitsui Pipeline, Monterrey, Mexico (June 2004)

●Developed and designed some backend modules for commercial application “GTC 3.0” (Supply Chain Management), starting from the functional and technical specifications, creating the object model through the coding stages. We use struts as a model view controller and have a persistence layer with EJB entity beans connecting to oracle.

Tools: J2EE, JSP, Servlets, Struts, XML, Rational XDE, XDoclet, Weblogic Application Server 8.0, Oracle 10i, Eclipse 3.0

Offsite at Kraft Foods, Monterrey, Mexico (Feb. 2004 – June 2004) Design and maintain new enhancements for a J2EE application “EWORK” which managed the workflow of the arts and packaging, handled back-end development.

Tools: J2EE, JSP, Servlets, Struts, XML, WebSphere Application Server, Oracle

Education

Master’s Degree in International Management Universidad Anahuac 2001.

Bachelor’s Degree in Systems Engineering Universidad Anahuac 1995.

Certifications

Version Control Meta (2023), Google IT Automation with Python Specialization(2022), Troubleshooting and Debugging Techniques Google (2022), Coursera Google (2022), Architecting with Google Compute Engine Specialization (2021), Machine Learning on Google Cloud Specialization (2019),Functional Programming Principles in Scala (2014), Pragmatic Scala (2016), Introduction to Big Data with Apache Spark (2015),Introduction to Python for Data Science (2016) Mongo DB for Java Developers (2015), Introduction to Mongo Using Mean Stack (2016), Engineering Software as a Service (2014). iOS Development for Creative Entrepreneurs University of California, Irvine Nano degree (Coursera April 25, 2016): Foundations of Objective-C App Development (2015), Networking and Security in iOS Applications (2015), Best Practices for IOS User Interface Design (2016)

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