Harold Andres Verjan Diaz

• Skills: Azure Functions · AWS Lambda · Python (Programming Language) · Agile Methodologies · Identity & Access Management (IAM) · Node.js · Java · JavaScript · Scrum
• Developed robust, scalable, modular and API-centric infrastructures.
• Informed internal personnel and external stakeholders of project milestones.
• Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance.

• Collaborated on stages of systems development lifecycle from requirement gathering to production releases.
• Updated old code bases to modern development standards, improving functionality.
• Reviewed code and debugged errors to improve performance.
• Participated in requirements gathering and design development meetings.
• Working Tools: Java, Ping Federate (SAML 2.0), Javascript.
  Quality Center (HP), JIRA, JBehave, FEST, Gemfire, MavenJenkis.

#Azure Functions #AWS Lambda #Agile Methodologies #Java

• Mapfre- Role: Java and Oracle PL
• Mapfre BOSTON (, ) For about one year
• Mapfre (Argentina)
• Mapfre (Spain)
• Working Tools: JAVA, Oracle PL/SQL, Jaspersoft IReports
• Quality Center (HP), JIRA
• Responsibilities: Testing, Support and maintenance to the
• Java Application Client
• (Unitary testing and functional testing, regression testing

• As a Fullstack developer, I've had the dual role of serving as both a Scrum Master and as a developer.
• My responsibilities included spearheading the development of a new application, where I utilized Node.js for the backend with GraphQL and SQL Server, while also working on the frontend using React.js
• Working Tools: o Node JS o React JS o GraphQL o Azure Lambda Functions CI/CD Using Git Actions App Services, (1.5 Years, Working Tools: Rest API using Spring Boot, UI Using Angular, JS, Html, Javascript and CSS
• Responsibilities: Support and maintenance to the Java
• Application REST Api and Web Application.
• Working Tools: Rest APi JavaSpring Boot, UI Using
  Angular
  JS, Html, Javascript and CSS
• Responsibilities: Support and maintenance to the Java
  Application REST Api and Web Application, It was a new
  project.
• Reviewed code, debugged problems, and corrected issues.
• Analyzed existing software implementations to identify areas requiring improvement.
• Worked with back-end developers to design APIs.
• Used NodeJS, ORM and SQL/No-SQL to develop and manage databases.
• Estimated work hours and tracked progress using Scrum methodology.

• Committed to spearheading the development and maintenance of both the backend and front-end applications as the primary developer and team leader
• My role encompasses a range of vital responsibilities, primarily focusing on the support and maintenance of the .NET Application, including REST API and Web Application components
• These tasks are central to ensuring the seamless operation of an existing and mission-critical application
• Working Tools: C# as backend, SQL server DB, Angular Js, and Angular, Html, JavaScript and CSS.
• Developed functional databases, applications and servers to support websites on back-end.
• 
  

• Year
• Project: CIQUIME - Role: Remote, Working Tools: Rest API .NET C#, Html, Javascript and CSS
• Responsibilities: Support and maintenance to the .NET
• Application REST Api and Web Application, New Android App using IONIC FrameWork
• FullModaChile (, : Rest API .NET C#, : Support and maintenance to the .NET
• Application REST Api and Web Application
• It was an existent Application.
• Reviewed code, debugged problems, and corrected issues.
• Analyzed existing software implementations to identify areas requiring improvement.
• Worked with back-end developers to design APIs.
• Developed functional databases, applications and servers to support websites on back-end.

• Working Tools: .NET C#, Php, CakePhp Framework
• JavaScript, Jquery, Html and Css
• Innobo

• In my role as a developer, I employ the well-established PSP and TSP methodologies, which encompass testing, support, and development
• My skill set encompasses a wide array of technologies, including Java, the Spring
• Framework, Oracle PL/SQL, JavaScript, HTML, and CSS
• These competencies enable me to deliver efficient and high-quality solutions while adhering to established best practices
• Testing: 6 months as a tester, Using Mantis
• (As Tester)
• Support and maintenance: 7 months Using Java Netbeans
• Oracle PL/SQL
• (Developer)
• Java Web developer: Java, Spring Framework, JavaScript
• Jquery, Html, Css, Jaspersoft IReports.

• Working Tools: Node Js, IOT Devices
• Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance.
• Reviewed project specifications and designed technology solutions that met or exceeded performance expectations.
• Coordinated with other engineers to evaluate and improve software and hardware interfaces.
• Delivered unit-tested systems within customer-prescribed timeframes.
• Responsibilities: support and new functionalities related to IOT devices with Node Js.

• Designed, developed, and implemented software applications for website based on analyzed requirements and understanding of industry technical standards.
• Reviewed code, debugged problems, and corrected issues.
• Tested programs and databases to identify issues and make necessary modifications.
• Created mobile applications based on React JS.
• Designed REST calls using React to streamline user interface performance.
• Participated in software field testing to verify performance of developed projects.