Stack Developer Team Leader

Diego Neira

*** ******** *** ● South Plainfield, NJ 07080

Cell: 973-***-**** ● ***********@*******.*** ● US Citizen linkedin.com/in/diego-neira- 02a52bb1

WEB SERVICES DEVELOPER / WEB APPLICATION SECURITY DEVELOPER / FULL STACK DEVELOPER Bilingual Computer Science professional with quantified record of achievements in managing multiple complex projects simultaneously from inception through deployment. Productive in team environments as both member and team leader with strong problem-solving skills. Areas of expertise include: Database Migration / Software Development / WebServices Development System Analysis & Design / Project Planning & Management Critical Problem Solving / Test Planning / Product Support / Programming Education & Professional Development

MS IT Administration and Security, NJIT 2009 - 2011 English as a Second Language (ESL), ELS Language Center Manhattan 2006 BS Electrical & Computer Engineering, Escuela Colombiana de Ingenieria Colombia 2005 EAC /ABET Accredited Program to U.S. credit standards by NCEES Professional Experience

CGI Federal Inc., Fairfax, VI (Remote) 08/2022 – 05/2025 Senior Consultant

Full stack developer actively contributed to the code-development and maintenance of large-scale, enterprise-level web applications supporting the U.S. Environmental Protection Agency (EPA).

• One of the Senior Leads on the NeT Applications scalable solution in charge of all US permit processing and management.

• Spearheaded the development of a comprehensive test management strategy, resulting in a 30% reduction in production issues and improved deployment efficiency within 4 months.

• Drove the development lifecycle and the CI/CD pipelines of modular software components, achieving improvement in deployment efficiency through effective Agile collaboration.

• Worked in a collaborative and cross-functional environment conducting peer code reviews and mentoring junior developers, fostering best practices and knowledge sharing within the team.

• Utilized technologies including Knockout, HTML, Javascript/Typescript, Java, NoSQL, REST Postgres, Jira, Confluence and Spring Boot, JPA among others

• Developed a new UI interface for the Virgin Island Net Application using Angular and improving user engagement by 90% within 3 months through user-centered design.

• Optimized microservices APIs for 4 Net Applications, achieving user response and enhancing overall system efficiency within 8 months through targeted code enhancements.

• Optimized deployment processes using Azure cloud services, significantly improving team collaboration and project delivery timelines.

• Conducted peer code reviews using GitHub, enhancing code quality and team collaboration, resulting in a reduction in post-deployment bugs. Fiserv Inc., Parsippany, NJ 08/2017 – 07/2022

Software Engineer

Java Developer actively working in the Banking Clearing Settlement Mechanism System team for the Enterprise Payments Solutions department to enable financial institutions simplify their payments infrastructure and deliver an effective payments processing.

• Lead the back-end development processes for the Clearing Settlement System increasing the Java code deliverables on a 65% with visible improvement in transaction accuracy through Agile development practices within 4 months using webservices.

• Key participant in various Work Orders for enhancing/changing the functionality related to Fedwire, SWIFT, ISO, CHIPS and more Clearing Channels to enhance the payment processing workflow by using technologies such as JSP, JavaScript, MQ’s, Hibernate, REST and SOAP Webservices and creating new API for each clearing.

• In charge of supporting a variety of unit test cases through the inhouse developed Test-Driven Development (TDD) framework using different approaches for Functional testing and covering also End to End scenarios as well as peer code review on each iteration.

• Learned and understood the multiple systems intervening on the Enterprise Payments Platform.

• Team player working on the upgrade of the SWIFT Payments module to ISO20022

• Streamlined client requirements management using Oracle database and optimized stored procedures, improving response time by 20% and enhancing user interface usability within 6 months.

• Led a team of 5 in upgrading the SWIFT payments module to ISO20022, enhancing transaction processing efficiency through effective Jira management within 6 months.

Column Technologies, New York, NY 05/2016 – 07/2017 Application Consultant

Crucial security developer consultant in charge of various clients’ project related to identity management and similar development tools

• Key element in charge of the new creation of IIQ plugin add-on to render web analytics chart fed from the identity management tool data using Angular, Core Java and IPF framework.

• Developed a new IIQ Plugin to connect to various social network feeds to render them in the IIQ dashboard using IPF, Angular and Javascript.

• Led the end-to-end development and deployment of identity management reports, enhancing client satisfaction and operational efficiency within 6 months.

• Worked with multiple clients for creating different custom IAM artifacts to be deployed in their IIQ environment. Highmark Inc, Pittsburgh, PA 12/2012 – 04/2016

Senior Application Developer

Crucial web developer in charge of various upgrades and creation of new features for company’s portal

• Key element in charge of the new creation and display of the member’s portal new features such as claims and spending account module. Also the modules in charge of creating online id cards, customer service desktop interaction management and member health statements using various technologies such as spring, Messaging MQ, JAXB with extensive usage of RESTfull Webservices with JSON format and SOAP Webservices with XML format integrated in a J2EE development environment.

• Collaborating in the top projects of the year. Health Care Reform changes, Members health Statement upgrade and Public Exchange in which data and functionality were crucial for company revenue and which also interact on other vendor systems using similar technologies such as Spring Framework, Struts, Oracle among others.

Mindetck Inc, Pittsburgh, PA 05/2012 – 11/2012

Senior Java Developer

Important java developer resource for one of the company’s more important health company client (Highmark)

• Enthusiastic developer for team up with client’s e-marketing team responsible for keeping updated and continuously improving his portal services through technologies such as Struts, JQuery, javascript, pl-sql, REST webservices among others.

• Fully devoted java resource available to improve client’s portal services by implementing new features and upgrading previous to make members experience excellent and satisfactory.

• Managed software life cycle development aligned with client’s standards and time frame of quarterly releases using various tools such as Harvest, TeamSite, BVMC an RAD.

NCS Technologies, Piscataway, NJ 04/2011 – 02/2012 Java Developer

Key developer in charge of managing the reports generation of leading web application project.

• Responsible for managing the application reports generation by using system designing and integration by adding them to the business logic processing and delivery by giving accurate usage of Jasper Reports tool for Vonage client.

• Adding reporting features on web application through Spring MVC and various other technologies such as JSP, Jquery, javascript, JavaBeans, CSS, HTML and optimized Java Data Structures.

• Performed code construction for various security and business new features for previously developed web application that manages the order taking process using REST Webservices. The frameworks used for this task were Struts, J2EE, JBoss and Hibernate. Weblogic was the application server for AT&T client.

• Responsible for adding features using REST Webservices and a proprietary framework called Voltage. Avantica Technologies, San Jose, Costa Rica 07/2008 – 02/2009 Senior Software Developer

Key participant charged with managing process verification on database migration project.

• Tester and quality assurance role in CRM type of application developed on J2EE technology.

• Led migration of SQL Server system to Oracle 11g platform from project evaluation and planning through database administration support.

• Performed extensive research to identify appropriate tools to successfully execute migration project with minimal object migrated error risk. Integrated a portfolio of migration tools, including SQL developer, J Developer and Artisan to support migration process.

• Manage and test most of the database migration store procedures and functionalities on Unix/Linux environment.

• Partnered with QA to architect database object comparison tool to ensure accuracy of SQL migrated objects. ITAC, Bogotá, Colombia 02/2008 – 06/2008

Junior Engineer Programmer

Charged with planning and designing web interface for company’s most prominent customer

• Architected design of commercial project to synchronize and consolidate information from five individual applications to two databases using Enterprise Architect.

• Key participant in web interface creation for health application design using expertise in Java, Java Server Faces (JSF), EJBs, REST Webservices, HTML, Java patterns and RUP methodology.

• Improving interface design methodology by researching and applying JSF and Javascript features unknown for the developing team.

• Instrumental in evaluating requirements to support critical management and standardization information elements for two high-profile financial projects proposed to be developed with Genexus.

Synapsis, Bogotá, Colombia 09/2006 – 01/2008

Software Programmer Analyst

Introduced and managed Junior Software Developer team responsible for development and deployment of commercial project.

• Partnered with superior to develop an OLAP type tool to manage statistical charts and worksheets for requirements comparison of the five modules completed in Colombia Software Factory branch.

• Develop and implement such OLAP type tool by using my expertise in Javascript skills.

• Managed core module requirements for a 130-module project with phases being developed in both Colombia and Argentina.

• Developed Web interface design with J2EE proprietary framework based on Struts and Oracle database core for data storage of the application. Also work with Java in the core part of the project. Ibiscom, Bogotá, Colombia 04/2005 – 09/2005

Software Programmer Analyst

Design and development of customized multi-service framework for a portfolio of clients.

• Consulted with clients to determine requirements for development of security framework type using Java capabilities to use as plug-in for all software development and to enhance functionality of each application.

• Designed Security Management functionality and provided support for software developed on the framework.

• Created a systemized web interface program using J2EE technology, SOAP Services, Javascript, CSS and HTML to enable customer to organize and reference critical documents.

• Provided support for all software products within framework. Other Projects

Graduate Thesis, Bogotá, Colombia

Research on software development testing tools leading to a proposal of independent software to combine them.

• Developed testing application based on testing tools plug-in already created in the market such us Clover.

• Combined potential tools like Swing, AJAX, JAXB, MySQL, Multithreading, Web Protocols and Java Core to combine testing tools as a centralized testing tool.

• Achieved project oriented GUI such us Eclipse to run all test tools on different projects. Skills

Operating Systems: 2000, Linux Slackware, Mac OS X 10, Red Hat, Suse, Ubuntu, Windows Vista, XP Languages: C++, HTML, Java, JavaScript, Objective C, SQL Databases: 2003 Server, MySQL, Oracle

WebServices: REST, SOAP

Other: Angular, Ant, Application Servers: Apache Tomcat, Clover, EJB .30, Glashfish, Identity Management Software: IIQ, IDES – Eclipse Intellij, Iphone Development, Iphone SDK, J2EE, JBoss, JCoverage, JDeveloper, JSF, MyEclipse, Neatbeans, OpenOffice and Office, Spring, Springboot, Spring MVC, Struts, Sun Application Server, Testing Applications: JUnit, UML, Weblogic, Web Services, XML, Webservices REST/SOAP, Microservices

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