SUMMARY

• Proficiency in analysis, design and implementation of Object - Oriented concepts (OOP), Java & J2EE Design Patterns.
• Experience in software development life cycle projects in Analysis, Designing, Coding, Testing and Implementation, Maintenance and Enhancement of Complex Enterprise Applications.
• Extensive experience in Core Java concepts like Exception handling, Multi-threading, Synchronization, Serialization, IO, Collections framework, Java Beans.
• Extensive experience in JAVA/J2EE technologies like JSP, Servlets, EJB, Struts, Spring, Spring Boot, Microservices, Hibernate, JNDI, JAXB, JAXP, IBatis, JSTL and JDBC.
• 10 years of experience in web development using HTML 4, HTML 5, CSS 3, Ajax, JavaScript and Angular 10
• Strong development experience utilizing SE versions 1.4, 1.5, 6 and 8, Servlets, Java Beans using design pattern such as DAO (Data Access Object), MVC (Model-View-Controller), Factory, Observer and Singleton
• Strong experience with XML and JSON
• Extensive knowledge of JUnit for testing
• 3 years of experience using String framework 4.2 and Spring Boot 2.0
• Executed projects using Hibernate 4 framework for data access.
• 5 years working under Scrum framework for agile development
• 5 years of experience programming Oracle PL-SQL stored procedures in 9i and 10g Oracle versions,
• 5 years of experience programming MariaDB v10.0.2 and MySQL 5.1 stored procedures
• 5 years versioning code using git through GitLab community edition 8.7.0
• 3 years of experience using IBM BPM 7
• Experience in designing using Unified Modeling Language (UML) diagrams like Use Cases, Class Diagram and Sequence Diagrams and Activity Diagram.
• Experience in unit testing framework like Junit and JTest.
• Expertise in using configuration management tool like SVN, CVS and GIT for version controlling
• Good team player with ability to solve problems, organize and prioritize tasks, pair progr amming, take lead in code reviews and code optimization.

TECHNICAL SKILLS

Backend: Java 1.4, 1.5, 6 and 8, Spring framework 4.2, Spring boot 2.0, Hibernate 4

Frontend: HTML 5, JavaScript, JQuery 3, CSS 3, Bootstrap 3, Java Swing, Angular 10

ORM: Hibernate 4

Versioning: Git (through GitLab community edition 8.7.0), SVN 1.5 (using tortoise tool)

Databases: MySQL 5.1, MariaDB 10.0.2, Oracle 9i and Oracle 10g

O.S.: Windows 10, Linux ubuntu 16, Linux centos 7

Tools (IDE’s): Eclipse, STS (for spring development), Visual Studio Code, Heidi SQL, Oracle SQL Developer, Enterprise Architect

Application Servers: Tomcat 8

Development Framework: Scrum Agile and Waterfall

BPM tools: IBM BPM 7, Oracle BPM 11g

Design Patterns: DAO (Data Access Object), MVC (Model-View-Controller), Factory, Observer, Singleton

OOP: Object Oriented Programming and Java SE concepts including Polymorphism, Inheritance, Threading, and Generics

Others: JSON, XML, JUnit 4, Maven 2, JAX-WS v2.2, PMP Methodology

PROFESSIONAL EXPERIENCE

Confidential

Technical leader / Full Stack Developer

Responsibilities:

• Java 8 development for internal libraries using eclipse tool
• Spring framework 4.2 and Spring boot v2.0 for specific development of a client’s web service requirements
• MariaDB v10.0.2 and MySQL 5.1 Stored procedures using HeidiSQL tool
• Landing and help pages for products using HTML 5, CSS 3, JavaScript, Ajax, Bootstrap 4 and Angular 10
• Web Services SOAP for expose product’s functionalities using JAX-WS 2.2
• Web Services REST for expose product’s functionalities using internal libraries
• Use of design patterns: DAO (Data Access Object) for connections to databases, MVC (Model-View-Controller) for structure of code and isolation of functionality, Factory to abstract key functionalities, Observer to response to an origin asynchronously and Singleton for creating as less connections as possible
• Use of Linux Centos 7 OS for release the code on servers
• Versioning with git through GitLab community edition 8.7.0
• Requirements gathering and time calculation
• Design of technical solutions using UML (sequence, class, state and flow diagrams)
• Projects coordination
• Clients contact
• Suggestions of new functionalities for new product versions.

Confidential

Java developer

Responsibilities:

• Webservices SOAP development using Java 8 and JAX-WS 2.2
• Creation of schemas and objects in DB Oracle 10g
• Technical documentation
• Volumetry calculous and growing projections
• Management of scripts and shell deliveries for creation of database
• Business flows through BPMN using BizAgi Process Modeler tool
• Java JDK 1.6 programming using Maven 2 to solve dependencies
• Business flows creation through BPMN 2.0
• Use of design patterns: DAO (Data Access Object) for connections to databases, MVC (Model-View-Controller) for structure of code and isolation of functionality and Singleton for creating as less connections as possible
• Spring boot simple web services
• Design and creation of directories in SVN server for project configuration
• Design documentation using UML

Confidential

Information Specialist

Responsibilities:

• Java v1.5 programming using eclipse tool for backend logic
• Webservices SOAP using JAX-WS 2.0
• Documents creation in design stage for NyV subproject
• Ambiguity analysis in Use Case Specifications
• Mapping of database entities using Hibernate 4
• Programming of Stored procedures using PL-SQL server in Oracle 10g
• Screen development using Jackbe software

Confidential

Java developer

Responsibilities:

• Development of calculation processes with java 1.5 and java swing
• Analysis and development of business solutions applied to system for later transcription to java language
• Analysis and development of business solutions applied to SISACLAR (clarifications system in IMSS institution) for which an AJAX prototype was done (through GWT) for later actualizations.

Confidential

BPM Consultant

Responsibilities:

• Process analysis, modelling, construction and documentation for registry of activities for employees, using Lombardi Teamworks 6 (after this product changed to IBM BPM)
• Gathering of requirements, process analysis and automatization of some of them for IMSS (social security in Mexico) using BEA Aqualogic BPM 6 and Microsoft Visio.
• Interface development using Java 1.5 and intermediate tables in Oracle 9i
• Graphic interface developed with HTML 5, CSS 3 and JavaScript

Confidential

Java Analyst

Responsibilities:

• Analysis, development and documentation of maintenance requirements of Supernet system for physical persons of Santander Bank using Java 1.5, web services SOAP using JAX-WS 2.0
• Programming using Spring framework
• Adaptations to Clarifications and Personal Data Management modules using RUP methodology.
• Analysis, design, construction and release of maintenance process in DTS (Data Transformation Services) in SQL Server 2000
• Development of connections and information extraction from external data sources such as Oracle 9i and Excel files.

Confidential

Java Analyst

Responsibilities:

• Processes made in Java 1.4, screens programming using Java Swing and stored procedures programming in Oracle PL-SQL language for issues module and third party’s management
• Activities analysis, problem resolution in production environment
• Analysis and development of direct debit module
• Development and management of payment module through SPEI (Bank of Mexico system)
• Support to WEB development department to implementation of a release control system using HTML 4 and JavaScript
• Production support

Confidential

Java developer

Responsibilities:

• Processes made in Java 1.4, screens programming using Java Swing and stored procedures programming in Oracle PL-SQL language for issues module and third party’s management
• Activities analysis, problem resolution in production environment
• Analysis and development of direct debit module
• Development and management of payment module through SPEI (Bank of Mexico system)
• Support to WEB development department to implementation of a release control system using HTML 4 and JavaScript
• Production support