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Database tuning and analyzing: SQL slow queries tuning, guideline for Develops to enhance SQL queries applying with indexes and writing complex queries. Tuning memory allocation, I/O and all database workload problems. Troubleshoot for database problems in real-time. Database Administration (Oracle, MySQL, MariaDB). Programming langue ( Oracle PL/SQL, MS SQL procedure, MySQL store procedure, php) System: Linux, Windows Data Governance and Data Management ERP System for Textile Management, Apparel Managements Business Analyst: Textile Management, Apparel Managements , Costing & Production Management, POS, MIS Reports Data Architecture: Designing database , Database Development, data flow system. I can discover database problems in 30 minutes, tune database performance speed up to 70% in a day.

As a Database Developer with over 5 years of experience, I've developed a deep understanding of Oracle technologies and tools, including Oracle Database, Oracle Forms and Reports and Oracle APEX. I'm an Oracle Certified Professional with expertise in SQL, PL/SQL and Fusion Middleware and have worked on a variety of projects for clients across different industries. My skills include: Developing and maintaining Databases and applications Designing and implementing database structures, including schema, tables, indexes, and views Writing and optimizing SQL queries and stored procedures Building and customizing Oracle Forms and Reports Developing and deploying web applications using Oracle APEX I'm highly skilled in problem-solving and have a keen eye for detail, which allows me to troubleshoot issues and ensure that everything is working as it should. I'm committed to delivering high-quality work that meets my clients' expectations and requirements, and I always strive to exceed their expectations. If you're looking for a Database Developer who can help you achieve your Database-related goals, look no further. Let's chat and see how I can help you.

More than 20 years I am working in healthcare domain and built several healthcare ERP from scratch. Core responsibilities are Workflow design, prepare software requirements specification (SRS), Software Design Specification, UI Design, Customer meetings, Prototyping and finally implementation the solution through multiple teams. Practical knowledge on end-to-end solution plan to implementation Healthcare analyzers, modality and device integration standards such as HL7, DICOM, data privacy issues and so on. I have good knowledge on information security, penetration testing, ethical hacking as I have academic accreditation (Msc Engineering in Information Systems Security) as well as professional Certifications (Certified Ethical Hacker, Ec-Council Certified Security Analyst) on Information Security. Since 2000 I am working in software development organizations using oracle technologies and I have a good experiences as Database Expert in many aspects like DB installation, configuration, design, coding, tuning, ETL and team lead in big/medium/small database software projects (Local & Abroad) using different databases (Oracle, Mysql, ProgresSQL, MS SQL). My core competency lies in SQL, PL/SQL, Oracle Forms & Reports, ETL and favorite tools are TOAD, SQL Developer, PL/SQL Developer, Oracle Developer 2000,6i, Suit 9i, 10g, 11g.

As a highly experienced data engineer and data analyst with 7 years in the field, I possess a wealth of skills and strengths in analysis and database management. I hold a diploma in computer science and a Bachelor's degree in CSE, providing me with a deep understanding of both theory and practical application. As a top-rated plus freelancer on Upwork, I have successfully completed numerous projects and delivered exceptional results to clients. My expertise in data analysis, data visualization, data modeling, and database design allows me to provide insights and solutions that are tailored to my client's specific needs. Some of my notable accomplishments include designing and implementing large-scale data warehouses, creating data pipelines to integrate disparate data sources, and building data analytics platforms for real-time insights. I take pride in my ability to collaborate effectively with cross-functional teams and communicate complex technical concepts in a clear and concise manner. In summary, I am a skilled and dedicated data engineer and data analyst with a proven track record of success. I am committed to delivering high-quality work that meets the needs of my clients, and I am confident that I can provide the expertise and insights necessary to help them achieve their goals.

Hello I am Imran Hussain Heron. I have a total of 13 years of experience with Oracle, MySQL, and MSSQL databases. My significant experience includes: Oracle Database: Implementation and management of Oracle Database 10g, 11g R1, 11g R2, 12c, and 19c Database Backup and Recovery: Expert in RMAN and Oracle import/export High Availability Solutions: Real Application Clusters (RAC), Physical Standby (Data Guard), and Logical Standby Middleware and Infrastructure: Oracle WebLogic, Oracle Grid Infrastructure (11g-19c), and Fusion Middleware Security: Oracle Audit Vault and Database Firewall, Oracle & MSSQL Transparent Data Encryption Performance Tuning: Oracle & MSSQL performance tuning Database Upgradation & Migration: Oracle and MSSQL database upgradation and migration Disaster Recovery and High Availability: MSSQL AlwaysOn Availability Groups, Replication, Log Shipping, Mirroring, and Clustering MySQL Administration: Administration and DR implementation Additional Expertise: Oracle GoldenGate, Oracle Gateway Thank you for visiting my portfolio. Best regards, Imran Hussain Heron

My professional career has been running on purely oracle based. I’m engaged with Desktop/Online Application development with oracle forms 6i,10g & 11g with Oracle Database version 9i, 10g, 11g,12c & 19c Since year 2006. I started working with Oracle Apex since version 4. End-user support is built-in from the beginning. I have excellent troubleshooting & debugging skills developed over the years. I am a patient, thorough person with high attention to detail. I can provide consulting, software development, SQL, PL/SQL scripts, testing/debugging and other services ranging from short one-hour jobs, to full-time every day works, to long-term cooperation and support. You can check my oracle forum profile, community.oracle.com/people/HamidHelal Thank you for visiting my profile and I look forward to hearing from you.