Maria Leonora dela Cruz

ma_leonora_dela_cruz@yahoo.com

 

Career OBJECTIVE

I'm looking for a full-time Senior Java Developer position in Fort Lauderdale, Florida where I can use my current skills and that gives me opportunities to learn new technologies.

 

PROFESSIONAL EXPERIENCE

w        Highly Competent Senior Java Developer with Wall Street experience.

w        Worked as a Senior Java Developer for Alea Software where her ability to quickly learn the ins and outs of new projects, to consistently finish projects on time or ahead of schedule and to work effectively with all types of people made her a valuable asset to all of the company's teams.

w        Worked as a Senior Java Developer Consultant on high performance software projects for Fortune 100 companies including Microsoft Corporation, Goldman Sachs, J.P. Morgan Chase, Lehman Brothers and Merck & Co., Inc.

w        The only Java Specialist assigned by Microsoft Corporation in the US to Lehman Brothers in New York City.

w        Worked as a Senior Java Developer Consultant at Major League Baseball, the organization that operates the National League and the American League of Professional Baseball Clubs.

w        More than 10 years of experience with core expertise in design, development and deployment of N-Tier enterprise applications for J2EE platform using Java, EJB, Servlets, JSP, JDBC and Spring.

w        Experienced in database design and back-end programming using Oracle, Sybase and Microsoft SQL Server.

w        Experienced in installation, configuration and administration of Tomcat, JRun and JBoss application servers.

w        Experienced in programming using other languages like C and C++.

w        Experienced with Object Oriented Design (OOD), Analysis (OOA), Modeling (OOM) based on Unified Modeling Language (UML) architecture using Visio.

w        Well-versed in the complete Software Development Life Cycle (SDLC) process which includes Gathering of User Requirements, Designing, Architecting, Developing, Unit and User Acceptance Testing (UAT) and Implementation.

w        Hands-on experience in both Agile Scrum and Traditional software development methods.

w        Extremely motivated individual with a strong sense of Commitment and Responsibility.

w        Excellent oral and written communication skills and strong analytical skills.

w        A good Team Player as well as a proven track record on Technical Project Leadership.

 

technical skills

w        Languages: Java, C, C++, C#/Microsoft .NET, SQL, Oracle PL/SQL

w        Java Technologies: J2EE, JSP, JavaBeans, Servlets, EJB, Struts, JMS, RMI, JNDI, Swing, AWT, Applets, Lucene, Castor, XStream, JDK, JDBC, JUnit, Selenium

w        Web Technologies: HTML, HTML5, DHTML, CSS, XML, XSL, XSLT, XPath, Xerces, JavaScript, JSON, AJAX, SAX, DOM, Spring Webflow, HBX (HitBox), jQuery, jQuery Mobile

w        RDBMS: Oracle, Sybase, MySQL, IBM DB2, Microsoft SQL Server

w        Operating Systems: Windows, OS X, CentOS/Fedora Linux

w        Version Control: CVS, Subversion

w        IDE Tools: Eclipse

w        Methodologies: OOA, OOD, OOM, MVC, Design Patterns, SDLC, Agile, UML

w        Web/Application Servers: Apache Tomcat, Apache Web Server, Microsoft IIS, JBoss, JRun, BEA Weblogic, IBM WebSphere

w        Data Replication: Terracotta

w        Build Automation: Hudson, Jenkins, Apache Ant, Apache Maven

w        Object Relational Mapping: Spring Framework, Hibernate, iBATIS

 

 

PROFESSIONAL EXPERIENCE

Alea Software Ltd., Vancouver, CanadaApr ’06 – Sep '13

 

Projects:

SportsBook Backend Tools Maintenance (http://www.sportsbook.ag)

These are web applications used by SportsBook administrators to manage the SportsBook application which is used by millions of simultaneous customers betting on sports competitions.

 

Responsibilities:

w        Was brought into this project because speed was important as there were a lot of new features to be implemented.

w        Gained a good understanding of the applications' source codes within a short period of time.

w        Implemented new requirements using Java, JSP, jQuery, Spring Framework, iBATIS and Oracle.

w        Created unit tests using JUnit.

w        Created daily builds of the applications using Jenkins.

w        Helped QA writing and running automated test cases using Selenium.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

w        Demonstrated products to product management.

 

E-Commerce Application Maintenance

This is a collection of E-commerce web applications used by millions of customers to deposit and withdraw funds. This project consists of a set of front-end applications that are customer-facing and a set of back-end applications that are used by administrators to process customers' withdrawal requests.

 

Responsibilities:

w        Quickly learned the application's source code.

w        Finished coding tasks quickly and ensured early delivery of code to QA.

w        Implemented new requirements using Java, JSP, jQuery, Spring Framework, iBATIS and Oracle.

w        Created unit tests using JUnit.

w        Converted the application’s large and complex JSP pages into manageable, easier to read, and easier to maintain pages. The resulting pages became the group’s standard, exemplifying the “best practices” of how to refactor other JSP pages in the application.

w        Worked with a group to upgrade the JBoss servers for this application.

w        Created documentation about the project and encouraged the rest of the group to create and update documentation.

w        Improved the QA team’s productivity by creating documentation and conducting training sessions for QA, thus enabling QA to start working on their tasks earlier in the project’s schedule.

w        Created daily builds of the application using Hudson and Jenkins.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

w        Demonstrated products to product management.

w        Provided thorough training to a new developer so that he was able to contribute to the project immediately.

w        Provided production support for these products.

 

Maintenance of Alea's Mobile Applications

This project aims to standardize the look and feel of all Alea's mobile applications (Casino, SportsBook, Customer Account Management and E-Commerce) so that customers have a better product experience.  It also aims to simplify code maintenance.

 

Responsibilities:

w        Implemented the new requirements on e-commerce product using Java, JSP, jQuery Mobile, HTML5, CSS, and Spring Framework.

w        Collaborated with other teams on how to smoothly deliver e-commerce builds to QA without affecting other team changes.

w        Created daily builds of the applications using Jenkins.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

w        Involved in providing on-going production support for this product.

 

Quick Deposit Mobile Application

This is a mobile application that simplifies the deposit process for customers using mobile devices like the Apple iPhone/iPod Touch/iPad, Android, Blackberry and Nokia.

 

Responsibilities:

w        Involved in the complete development of the project.

w        Created code samples that were easy to read and to maintain and which were used by other developers as a starting point for their own code.

w        Developed the application using Java, JSP, CSS, jQuery Mobile, HTML5, Spring Framework, iBATIS and Oracle.

w        Used both real mobile devices and mobile emulators to test the application.

w        Created daily builds of the application using Hudson.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

 

E-Commerce Deposit Routing System

This system aims to develop a more stable payment gateway system so that Alea's customers will have a high degree of confidence when making deposits. It is also designed to handle higher loads and more continuous operation.

 

Responsibilities:

w        One of 3 core developers who designed and developed the Deposit Routing System, a critical module in the company’s application.

w        Developed the administrative web interface for the Deposit Routing System which focuses on profile management and reporting using JSP, CSS and HTML. Created and validated HTML forms using JavaScript and Spring Webflow.

w        Developed the backend using Java, Spring Framework, iBATIS and Oracle.

w        Used Terracotta to store data in a Terracotta server and to take advantage of clustering.

w        Created daily builds of the application using Hudson.

 

Integration of Third-Party Payment Processors

This project involves integrating several third-party payment processors where each processor handles the deposits made by customers through the E-Commerce web application.

 

Responsibilities:

w        Was requested to help a group in integrating third-party payment processors into the E-commerce deposit web application.

w        Quickly learned the E-commerce web application and integrated several payment processors using Java, Spring Framework, iBATIS, and Oracle. All of the integrations were completed ahead of schedule.

w        Created daily builds of the application using Hudson.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

 

Withdrawal Process Management Application

This is an internal web-based application used by operators to process customer’s withdrawal requests.

 

Responsibilities:

w        Learned the existing application and implemented new features to the existing application using Java, Spring Framework, iBATIS, and Oracle.

w        Created daily builds of the application using Hudson.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

 

Bonusing Application

This is a web application used to support the awarding of bonuses on different customer’s activities such as account signup, deposit, and SportsBook and Casino games betting.

 

Responsibilities:

w        Studied the existing application very quickly and implemented the new features.

w        Developed the back-end using Java, Spring Framework, iBATIS, Java Messaging Service (JMS), and Oracle.

w        Developed the front-end using JSP and Javascript.

w        Created daily builds of the application using Hudson.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

 

Bonusing Automated Test

This is an internal application aimed at reducing the time required to test the Bonusing web application.

 

Responsibilities:

w        Worked with a group to develop an automated test suite for the Bonusing application using Java and JUnit 4.

w        Wrote well-documented code in Java that was easily understood by QA and which was later used by QA to create new tests.

w        Wrote installation instructions for QA.

 

SportsBook

This is a web application that handles millions of simultaneous users betting on thousands of sports competitions.

 

Responsibilities:

w        Served as a principal contributor to SportsBook beginning with its initial design in Java.

w        Worked on both the front-end and back-end development of the application.

w        Developed the backend using Java, Spring Framework, iBATIS and Oracle.

w        Created and validated HTML forms using Javascript.

w        Integrated CSS files created by the Multimedia team into JSP pages.

w        Was the first developer in the company to use HBX (HitBox) and acted as the resource for this technology. HBX Web Analytics is a reporting tool. It analyzes in real-time the data gathered when visitors or customers access web pages that are using HBX code.

w        Prepared and delivered training presentations on HBX to the rest of the company.

 

Casino

This is a family of web applications that handle thousands of simultaneous users playing a variety of popular casino games.

 

Responsibilities:

w        Involved in the full project development of online casino games using C++ in a Linux environment.

w        Wrote C++ logic and load-testing code for the Baccarat and Craps games.

w        After Casino was ported to Java, wrote programs to perform load tests on Slots and multiplayer Blackjack.

w        Involved in providing on-going production support for this product.

 

Customer Service Console

This is an internal web application used by staff to access customer information in order to facilitate the handling of customer requests.

 

Responsibilities:

w        Was requested to help a group deliver the project on time.

w        Studied the existing application very quickly and implemented the new features.

w        Developed the additional features using Java, JSP, Javascript, Spring Framework, iBATIS and Oracle.

w        Created daily builds of the application using Hudson.

w        Wrote test requests for QA and promotion instructions for pre-prod and productions deployment.

Customer Central Authentication System (CCA)

This is a centralized single sign-on authentication system for Alea applications.

 

Responsibilities:

w        Developed the system using Java, Spring Framework, Spring Webflow, iBATIS, Oracle, and CAS (Central Authentication Service). CAS is an open source authentication system originally created by Yale University.

w        First developer in the company to use Spring Webflow and Terracotta and acted as the resource for these technologies.

 

DECMARK USA INC.

Apr ‘05 – Mar ‘06

IT consulting firm

 

Client: Major League Baseball (MLB), New York, USA (http://www.mlb.com)

 

Projects:

MLB Drug Testing System

A MLB internal web-based application use to schedule players for drug testing and to track drug test results for MLB’s minor league clubs.

 

Responsibilities:

w        Developed the system using Java, JavaScript, JSP, HTML, Struts, Castor, and Eclipse for front-end and back-end validations; used JDBC, spring framework and Hibernate mappings to connect to the DB2 backend.

w        Implemented different business logic to support administration of drug testing, such as screening and notifying players.

w        Managed and built the project using Maven and CVS.

w        Prepared technical documentations and deployed the application in the IBM WebSphere environment.

 

MLB Search Application

A web-based application that allowed the client to search content from hundreds of different documents based on their roles.

 

Responsibilities:

w        Developed the application using Java, JSP, HTML, Struts and Lucene.

w        Managed and built the project using Maven and CVS.

w        Deployed the application in the IBM WebSphere environment.

 

 

STA Consulting

Apr ‘02 – Mar ’05

IT consulting firm

 

Client: Merck & Co., Inc., New Jersey, USA (http://www.merck.com)

Projects:

BRMTA (Basic Research Material Transfer Agreement) – 2^nd Version

A Merck internal web-based application that is used to handle thousands of outside requests for Merck compounds released under Material Transfer Agreement.

 

Responsibilities:

w        Gathered the new user requirements and wrote the functional requirements specifications.

w        Implemented the new requirements using XML, XSLT, JavaScript for the front-end and Java, J2EE, EJB, Servlets, JDBC and Oracle for the back-end.

w        Demonstrated the system enhancements to a group of users.

w        Provided technical support to users.

w        Resolved production issues like “the application produces inconsistent information in the database”, “the application doesn’t generate expected reports”, etc.

w        Updated the user’s manual and the technical design specifications.

w        Worked with the deployment team to release application to UAT servers for user acceptance testing.

w        Worked with the Merck Migration team to migrate the application from Bea Weblogic 7.0 to Bea Weblogic 8.1

 

BRCOS (Basic Research Customer Ordering System) – 2^nd Version

A Merck internal web-based application that automates the storage of thousands of samples received from Merck Research Laboratories, academic and commercial sources worldwide and automates the retrieval and processing of samples requested by Merck scientists globally.

 

Responsibilities:

w        Gathered the new user requirements and wrote the functional requirements specifications

w        Implemented the new requirements using XML, XSLT and JavaScript for the front-end and Java, J2EE, EJB, Servlets, JDBC and Oracle for the back-end.

w        Provided technical support to users.

w        Resolved production issues like the current application is very slow, the user is logged out from the system unexpectedly, etc.

w        Migrated the application from Bea Weblogic 7.0 to Bea Weblogic 8.1.

 

Client: Episcopal Church, New York, USA (http://www.episcopalchurch.org)

 

Project: Collaboration Space

The application provides an alternative means of communication for parishioners, members of the church, as well as the executive council.

 

Responsibilities:

w        Gathered the user requirements and defined the technical specifications.

w        Developed a collaboration space application that includes a discussion forum, a chat application, a calendaring system and a project management application using Java.

w        The only consultant sent by the client to attend a fast track training on CIS (Content Integration System) to be used in the application.

w        Had an intensive training on CMS – Content Management System.

w        Configured and administered a Tomcat server running in a Linux environment.

 

Client: Microsoft Corporation, New York, USA (http://www.microsoft.com)

 

Project: Rendering Java Support to Microsoft clients

The only Java consultant assigned by Microsoft Corporation to Lehman Brothers to provide technical support to Java developers, users, managers and business analysts on Java applications running on the Windows platform.

 

Responsibilities:

w        Resolved Java (J2EE, EJB, Servlets, JSP, ASP, JDBC) related issues on applications running on the Windows platform.

w        Worked with different groups at Lehman Brothers including Fixed Income and Equities Group to resolve Java issues including application performance, randomly crashing applications, hanging applications, etc. using ADPLUS.

w        Gathered information about the issue from users, traders, Java developers and managers.

w        Analyzed gathered information and determine appropriate action, including weighing the costs of various solutions against their benefits and risks.

w        Discussed issues with the Microsoft team in Redmond, WA if further analysis was needed.

 

 

Client: Merck & Co., Inc., New Jersey, USA (http://www.merck.com)     

 

Project: BRCOS (Basic Research Customer Ordering System)

A Merck internal web-based application that automates the storage of samples received from Merck Research Laboratories, academic and commercial sources worldwide and that automates the retrieval and processing of samples requested by Merck scientists worldwide.

 

Responsibilities:

w        Gathered user requirements and updated system design specifications.

w        Led the front-end development activities of the project and coordinated work with the back-end development team.

w        Designed and implemented the applications user interface using HTML, DHTML, XML, XSLT and JavaScript.

w        Implemented access to the back-end (Oracle) using Java, JDBC and J2EE.

w        Developed test cases and performed unit/integration testing.

w        Prepared technical documents and user’s manual.

 

Gonetix, LLC.           Sep ’01 - Mar ’02

 

Client: J.P. Morgan Chase, New York, USA (http://www.jpmorganchase.com)

Projects:

GAExchange

This is a gold trading web-based application for JP Morgan Chase.

 

Responsibilities:

w        Designed the user interface according to client’s specifications.

w        Coded and implemented the system using XML Schema, JavaScript, JSP and Java for front-end and back-end validations.

w        Optimized SQL queries to improve the system’s performance.

w        Performed rigid integration testing and assisted team members in resolving issues.

w        Learned and used UML for technical specifications documents and project references.

 

Gonetix Timesheet

This is an internal web-based application for Gonetix management and employees. 

 

Responsibilities:

w        Reverse-engineered the existing system and worked with the users to come up with detailed system specifications.

w        Researched on other technical platform alternatives, including the Microsoft .NET Framework.

w        Coded and implemented the new system using ASP and Visual Basic.

w        Re-designed and optimized the Microsoft SQL Server backend.

w        Generated HTML with embedded JavaScript for execution within the client browser-using ASP.

w        Performed systems integration testing with team members.

 

 

 

 

 

 

 

 

 

 

 

Domain & Co., Inc.

Jul ’00 - Aug ‘01

IT consulting firm

 

Client: Goldman Sachs, Wall Street, New York, USA (http://www.goldmansachs.com)

Projects:

Error Tracking System

An internal web-based application for Goldman Sachs that keeps track of errors committed during execution of Stock Trading.  It is used by different groups of users in the United States and Europe, such as Equities Management, Salespersons, Traders, Controllers, Error Administrators, Managers and Compliance.

 

Responsibilities:

w        Analyzed the 1998 Error Tracking System prototype originally written in Perl, derived the business logic and documented the existing functionalities.

w        Fixed the Perl prototype; demonstrated to the users and to the project team and performed requirements gap analysis.

w        Meet with different user groups (Sales persons, Traders, Controllers, Compliance, Administrators and Managers) to determine their specific needs.

w        Adjusted screen designs based on varying requirements from different user groups.

w        Assisted the Business Analysts in preparing the final functional specifications.

w        Coded and implemented the system using JavaScript, JSP and Java classes for front-end and back-end validations; used JDBC to connect to the Sybase backend.

w        Installed, configured and administered a JRun application server.

w        Wrote some stored procedures for data storage and retrieval.

w        Prepared technical documentation.

 

 

Headcount Request

This is a web-based application that keeps track information on Goldman Sachs Equities employees globally.

 

Responsibilities:

w        Coded and implemented the system using JavaScript, JSP and Java for front-end and back-end validations.

w        Collaborated on development of a Visual Basic application that interfaces with the Java modules.

w        Performed rigid systems integration testing.

 

Education

B.S. Computer Science, University of the Philippines

Continuing Study, New York University

Advanced Java programming, British Columbia Institute of Technology

AJAX programming, British Columbia Institute of Technology

Advanced database modeling and design, British Columbia Institute of Technology