Rajib Hossain Oracle Certified Java Architect Enterprise Systems

Rajib Hossain — Oracle Certified Java Architect

Enterprise Java Architect · Team Lead · System Designer

10+ Years · Java SE / EE · Spring · ERP · MIS · Large-Scale Systems

Featured by Oracle University

Professional Profile

I am an Enterprise Java Architect and Oracle Certified Java Developer with over 10+ years of experience in enterprise-grade software development. My expertise spans low-latency Java platforms, government MIS, smart metering (AMI), ERP, HRMS, and large-scale distributed systems.

In 2017, Oracle University officially featured my Java Certification journey, recognizing my technical expertise, professional credibility, and impact within the Java community.

Featured by Oracle

Oracle officially featured my professional journey and Java certification achievements, highlighting how certifications strengthened my technical credibility, confidence, and career growth in enterprise software development.

🔗 Oracle University Blog:
Read the official Oracle University article →

🔗 Oracle EDU Facebook:
View Oracle EDU Facebook post →

🔗 Java Certification (X / Twitter):
View post by @javacert →

📄 Download Oracle article (PDF)

Professional Experience Highlights

  • Team Lead — Shampan IT (Japan)
    Enterprise architecture, technical leadership, project planning, estimation, and global delivery. Company Site
  • Project Manager / System Architect — J-Class Solutions (USA)
    Low-latency Java platforms, security tools, desktop & mobile applications. Company Site
  • Senior Programmer — Jiangsu Linyang Energy (China)
    Smart metering systems, AMI integration, secure token-based utility platforms. Company Site
  • Programmer — IBCS-PRIMAX Software (Bangladesh)
    Government MIS, ERP, HRMS, and large-scale enterprise systems. Company Site

Enterprise & Mission-Critical Systems

  • Low-Latency Java Platform Development (JDK 19, TCK Compliant)
  • Smart & Prepayment Metering Systems (AMI, Utility Scale)
  • Government Management Information Systems (LGSP-II, BEPZA)
  • Customized Enterprise ERP & HRMS Solutions
  • UK-based Real-Time Taxi Dispatch & Calling Platform

Technical Expertise & R&D

Java SE Java EE Spring Hibernate JPA EJB Oracle MySQL JasperReports Maven Git Tomcat Software R&D

Oracle Java Certifications (Verified)

Rajib Hossain holds three Oracle Java certifications: Oracle Certified Professional Java SE 6, Oracle Certified Expert Java EE 6 Web Component Developer, and Oracle Certified Professional Java EE 5 Web Component Developer, all officially verified by Oracle via Credly.

I hold multiple Oracle Java Certifications, officially verified via Credly, demonstrating enterprise-level expertise in Java SE and Java EE.

Publications & Academic Contributions

  • Emotion Detection and Event Prediction System
    Global Journal of Computer Science and Technology – Network, Web & Security
    November 2013
    🔗 View Publication

  • Analyzing Public Emotion and Predicting Stock Market Using Social Media
    American Journal of Engineering Research (AJER)
    January 2013
    🔗 View Publication

Leadership & Personal Achievements

I served with the Bangladesh National Cadet Corps (BNCC) (bncc.info), a government-run volunteer youth organization focused on leadership, service, and national representation.

I am also a founding member and Executive Committee member of the BNCC Forum, contributing to volunteer initiatives, community service, and youth engagement.

I participated in the Yachting Regatta Camp-2009, a youth exchange program hosted by the National Cadet Corps (India) under invitation from the Indian Government. This included international cultural exchange, leadership training activities at INS Chilka, and interactions with 102 cadets from 17 NCC directorates. 🔗 Read the archived Daily Star article

Additionally, I hold a Black Belt in Butthan Martial Art, a discipline founded by Grand Master Mak Yuree Vajramunee, emphasizing mental and physical discipline, self-defense, and ethical combat skills. 🌐 Official Butthan Martial Art Website

Professional Presence

I maintain an active professional presence through my personal website and LinkedIn, where I share my work, certifications, and professional updates.

🔗 Personal Website:
https://rajibhossain.dev

🔗 LinkedIn:
linkedin.com/in/rajibhossan