Company Experience 8

📌 Name of Company: IPLER CI SA – Educational Institute for Work and Human Development

💼 Role: Systems Engineer / Java Software Developer

📍 Location: Calle 100 No. 23-19, Bogotá, D.C., Colombia

📜 Duration: April 2006 – August 2011 (5 years and 5 months)

📞 Contact Information:

🔹 Email: lea@ipler.com
🔹 Phone: +57-1-2187031 Ext. 600
🔹 Company Website: 🔗 IPLER

🎯 Key Responsibilities & Achievements:

✅ Lead Developer for IPLER Information System (SIIP) Version 2.0:

• Designed & implemented a robust enterprise system to support critical business areas:
  • General Management
  • Administrative & Financial Departments
  • Academic Areas (Speech Therapy, Psychology, Occupational Therapy, and Mathematics)
• Core functionalities:
  • Student Management (registration, tracking, assistance records).
  • Service Management (recommended & registered services).
  • Performance Monitoring & Statistical Data Analysis.
  • Automated report generation for decision-making processes.

✅ Technology Stack:

• Database: PostgreSQL 8.x
• Development Framework: Java EE 1.5/1.6
• Development Tools: NetBeans 7.x
• Business Logic: Java EE (EJB, JDBC, JSP, Struts)
• Total Codebase: ~759 Java classes, ~410 JSP files
• Architecture: Multi-tier (T-tier) using MVC, DAO, JavaMail, POI, FusionCharts (JavaScript charting library).

✅ System Deployment & Configuration:

• Server Setup: Installed & configured Linux OpenSUSE with Tomcat, GlassFish, and JBoss.
• Version Control: Implemented Visual SVN Server, TortoiseSVN, and Subversion (SVN).

🛠️ Technical Skills Acquired:

🔹 Java EE Development:

✔️ MVC-based architecture using Struts, JSP, JDBC, and EJB.
✔️ Implemented Business Logic Layer (BLL) & Data Access Layer (DAL) using DAO pattern.
✔️ Integrated JavaMail API for email notifications.
✔️ Implemented FusionCharts for interactive data visualization.

🔹 Web & SOA (Service-Oriented Architecture) Technologies:

✔️ Web Services & SOA:

• WSDL, SOAP, UDDI, JAX-RPC, JAX-WS, JAXB, JAXR, JAXP, SAAJ.

✔️ Core Java EE Technologies:

• JSP, Servlets, EJB, RMI, JDBC, JMS.
• Spring & Hibernate integration.
• XML Technologies: XML, XSL, XSLT, XPath, SAX, DOM.

🔹 System Administration & Infrastructure:

✔️ Linux OpenSUSE Administration:

• Installed & configured Tomcat, GlassFish, and JBoss servers.

✔️ Version Control Management:

• Set up Visual SVN Server & TortoiseSVN for code repository management.

📌 Analytical Table for IPLER CI SA – Educational Institute for Work and Human Development

🛠️ Technology Stack & System Architecture

✅ System Deployment & Configuration

🛠️ Technical Skills Acquired & Applied

🔹 Java EE Development

🔹 Web & SOA (Service-Oriented Architecture) Technologies

🔹 System Administration & Infrastructure

📚 Lessons Learned & Contributions

📊 Impact & Contributions