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Tharun Kommaddi

Tharun Kommaddi

Building Enterprise Web Applications with Oracle APEX

Senior Oracle APEX Developer with of enterprise experience at EMANO Development GmbH. Expert in Oracle APEX 24.x, Advanced PL/SQL, ORDS, REST/SOAP APIs, Oracle Forms migration, SSO/LDAP/MFA, OAuth 2.0, and OCI. Delivered scalable applications across automotive, heritage, e-signature, and retail sectors. Dual M.Sc. in Computer Science & AI.

Chemnitz, Germany Dual M.Sc. CS & AI Senior Oracle APEX Developer

Projects Portfolio

Enterprise applications across automotive, heritage, e-signature, and retail — delivering measurable business value

All Projects
Oracle APEX
Database
Reporting
Oracle APEX

CARMAH Heritage Management

Multi-module Oracle APEX application for a European institution — RBAC, Jasper Reports, real-time dashboards, and data modelling for cultural asset workflows.

Oracle APEX PL/SQL Jasper Reports
Automotive / EMEA

REGINDEX Platform

Enterprise APEX 24.x regulation management platform — Oracle Text across 40,000+ records, mass-update wizards, milestone comparison, Dynamic Actions — 60% report time reduction.

Oracle APEX 24.x Oracle Text PL/SQL
E-Signature

DocuSign / AKV E-Signature

Production ORDS REST endpoints with OAuth 2.0, SSO/LDAP/MFA, authorization flows, and webhook callbacks for real-time document lifecycle management.

ORDS OAuth 2.0 DocuSign REST
Retail Automation

EDEKA Retail Automation

Oracle EBS/ERP-integrated APEX app — Interactive Reports & Grids, workflow management, Oracle Forms to APEX 24.x migration with full PL/SQL refactoring.

Oracle EBS Forms Migration APEX 24.x
Personal Project · OCI

App 200 — APEX Lab on Oracle Cloud

Personal APEX sandbox on OCI/ADB with 10+ shipped feature pages: Groq AI chatbot, YouTube API dashboard, weather API, SOAP integration, and automated GitHub DevOps backup.

OCI / ADB Groq AI DBMS_CLOUD_REPO
Personal Project · Published

Oracle APEX Interview Mastery

Published web app with 200+ SQL, PL/SQL & APEX interview questions — converted to Android APK via Median.co and live on Google Play. Full end-to-end product delivery.

Oracle APEX Google Play JavaScript

Professional Journey

Results-driven Senior Oracle APEX Developer with 5+ years of enterprise experience. Expert in Oracle APEX 24.x, Advanced PL/SQL, ORDS, REST/SOAP APIs, Oracle Forms migration, SSO/LDAP/MFA, OAuth 2.0, SQL performance tuning, and OCI. Delivered scalable applications across automotive, heritage, e-signature, and retail sectors.

Experience

EMANO Development GmbH • Chemnitz / Schrobenhausen, Germany

June 2021 – Present · Full-time · 5 yrs
  • Regulation Management System (Automotive/EMEA): Enterprise APEX 24.x platform; PL/SQL packages (PCK_RI_COCKPIT2, PKG_REGULATION_REPORT), Oracle Text across 40,000+ records, mass-update wizards, milestone comparison — 60% report time reduction
  • Heritage Management System (European institution): Multi-module APEX with RBAC, Jasper Reports, real-time dashboards, and data modelling for cultural asset workflows
  • E-Signature Platform (DocuSign/AKV): Production ORDS REST endpoints; OAuth 2.0, SSO/LDAP/MFA, authorization flows, and webhook callbacks for real-time document lifecycle
  • Retail Automation (EDEKA): Oracle EBS/ERP-integrated APEX app; Interactive Reports & Grids, workflow management, Oracle Forms to APEX 24.x migration with PL/SQL refactoring
  • Jira REST API: PCK_CIP_JIRA package for automated ticket creation, clone, and COCOA workflow sync; eliminated manual coordination overhead
  • Advanced PL/SQL: Packages, triggers, materialised views; 40% performance gain via SQL Tuning, Explain Plan, index optimisation; full application security hardening
  • Modern API Integrations: Groq AI chatbot (Llama 3.3 70B), YouTube Data API, weather REST, SOAP/WSDL — all within Oracle APEX
  • GitHub DevOps: DBMS_CLOUD_REPO pipeline (PCK_GITHUB_BACKUP, PCK_BACKUP_LOGGER) — automated nightly push of DB objects and APEX exports

Junior Machine Learning Engineer

EngiGyan Techno Pvt. Ltd. • India

April 2019 – September 2019 · Full-time
  • Led design and deployment of machine learning models in production environments
  • Collaborated with 7-member ML team on data analysis and model optimization
  • Conducted quality assurance assessments to validate model performance
  • Implemented ML and DL frameworks for ongoing model maintenance

Data Analyst

EngiGyan Techno Pvt. Ltd. • India

May 2018 – August 2018 · Full-time
  • Developed interactive dashboards and data visualization tools
  • Managed multiple projects within 5-member analyst team
  • Created detailed design presentations for client proposals
  • Provided data-driven recommendations for business strategies

Education

Master's in Artificial Intelligence

9.7/10

Woolf University, Malta

May 2022 – December 2024

Master's in Computer Science

8.5/10

Technische Universität Clausthal, Germany

April 2020 – September 2024

B.Tech. Computer Science

7.1/10

Jawaharlal Nehru Technological University, Anantapur, India

July 2015 – April 2019

Research Publications

Title Journal Date Link
Vessel Detection in Space-Borne Photography using CNN IJRASET Apr 2019 View
Rainfall Prediction with ANN & FFNN Models Using TIME-SERIES Data Int. Journal of Research Feb 2019 View
Utilization of ML Algorithms in Recommender Systems IJMTE Jan 2019 View

Certifications

Udacity

Machine Learning Engineer Nanodegree

February 2019

View Certificate
Coursera

Machine Learning

August 2018

Coursera

Python Data Structures

August 2018

Coursera

Programming for Everybody (Getting Started with Python)

July 2018

Technical Expertise

Oracle APEX 24.x PL/SQL Oracle Database 19c/21c ORDS REST APIs SOAP/WSDL OAuth 2.0 SSO/LDAP/MFA Oracle Forms Migration Oracle EBS/ERP Oracle Text SQL Tuning Oracle Cloud (OCI) Autonomous Database DBMS_CLOUD_REPO JavaScript (ES6+) jQuery HTML5 CSS3 Jasper Reports Power BI Tableau Git / GitHub Agile / Scrum Python Groq AI API DocuSign REST API Jira REST API

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Location Chemnitz, Germany
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