Implementing low-code platforms and developing low-code based apps. Managing, designing and developing database-centric web applications using Oracle APEX and related technologies (Oracle DB, PL/SQL, SQL, javascript). Migrating legacy applications (eg. Oracle Forms) to APEX and Cloud.

• Tejarat Bank• National Tax Affairs Organization• Shazand Arak Petrochemical• Behpardaz Jahan LTD• Bushehr Regional Electricity Company

Instructing of many Oracle APEX courses such as:• Oracle Application Express 23.2: Komite Emdad - June 2023• Oracle Application Express 22.1: Pars Khodro (Automobile manufacturer) - June 2022• Oracle Application Express 22.1: Tejarat Bank - May 2022 • Oracle Application Express 21.2: IAIO (Iran Aviation Industries Organization) - April 2022• Oracle Application Express 21.2: IBKO Group (Zinc, Lead & Copper Mining Industries) - March 2022• Oracle Application Express 20.2: IRANOL Oil Company - October 2021• Oracle Application Express 20.2: PGSOC (Persian Gulf Star Oil Company) - December 2021• Oracle Application Express 20.2: MAPNA Group Company - December 2021• Oracle Application Express 19.2: (Dotin) Datis Arian Qeshm - November 2020• Oracle Application Express 19.2: Fara Rayane Co - May 2019• Oracle Application Express 5.1: Tejarat Bank - January 2018 • Oracle Application Express 5.1: Tax Affairs Organization - May 2017• Oracle Application Express 4.2: SAIPA Co (Automobile manufacturer) - March 2015• Oracle Application Express 4.2: Saipa Heavy Dies Manufacturing Company (I.H.D.M)• Oracle Application Express 4.2: Heavy Equipment Production CO (HEPCO)• Oracle Application Express 4.2: Shazand Petrochemical Company (ARPC)• Oracle Application Express 4.1: Bahonar Copper & Copper Alloy Company (CSP)• Oracle Application Express 4.0: Jahan Fardaye Rayane (JAFR)• Oracle Application Express 4.0: Telecommunication Company of Tehran (TCT) 2013

• Designed and implemented database schema objects for new applications• Created and maintained PL/SQL packages to automate data processing tasks• Created two web-based application using Oracle APEX that automated manual processes • Developed partitioning strategies for large tables• Optimized SQL queries and database performance• Install Oracle 19c and Oracle APEX 22.1 on CentOS• Sub Systems: o Recruitment system, o Personnel welfare system

• Designed and implemented complex database schemas for new financial products and HR products• Created 14 web-based application using Oracle APEX that automated manual processes in Human Resource and Financial Systems• Reduced database query time through SQL tuning• Developed and executed test plans to ensure quality assurance of Oracle applications• Created and maintained PL/SQL packages to automate data processing tasks• Developed partitioning strategies for large tables• Collaborated with cross-functional teams to gather requirements and provide technical guidance on Oracle applications• Created AWR reports and used Oracle Enterprise Manager to identify and resolve performance issues• Implementing more than 61 REST Web Services• Mentored junior developers on database design and development best practiceso Sub Systems: o Profile system for employees and retirees o Personnel welfare system o Election system o Hiring system o Meeting management system o Loan and facility system o The system of loan funds o Centralized account management system o Employee health and treatment system o Rental funds system o The mortgage insurance system o Retirees and pensioners affairs system o Employee salary system o Education management system

• Design and implement new data model• Created two web-based application using Oracle APEX that automated a manual process, saving the client 20 hours per week• Collaborated with cross-functional teams to gather requirements and provide technical guidance on Oracle applications• Developed and executed test plans to ensure quality assurance of Oracle applications• Provided technical leadership to junior developers to improve their skill set.• Sub Systems: o Management of assemblies and stock affairs, o Management of meetings and approvals and their follow-up

• Designed and developed a custom Oracle APEX application based on old Oracle Forms and Reports• Developed PL/SQL stored procedures and functions to automate business processes• Optimized database performance by creating indexes and analyzing query execution plans• Created custom reports using Oracle Reports Builder and Oracle BI Publisher• Reduced database query time by 20% through SQL tuning, resulting in faster application performance• Provided technical support to end-users and resolved issues in a timely manner• Sub Systems:o Internal portal system

Managing, designing and developing database-centric web applications using Oracle APEX and related technologies (Oracle DB, PL/SQL, javascript).

Instructing of Oracle APEX course:• Oracle Application Express: Preliminary Oracle APEX• Oracle Application Express: Presenter of Oracle APEX New Features

Oracle Application Express Administrator and Research and Develop managerOracle Application Express presenter in SAIPA co