A "TOP RATED PLUS" freelancer and a Lead Oracle Programmer with a history of bringing projects to completion well ahead of deadline while exceeding functional expectations in an Agile environment. Proven leader with working experience in Asia, Africa, and the European continent along with Remote Expertise, who can mentor and build strong development teams while also working individually to code and troubleshoot advanced challenges. • Implemented all phases of the SDLC (Software Development Life Cycle) from Analysis, Design to Implementation of Business Application using Oracle Tools (Oracle APEX, Oracle Forms Developer 12c/11g/10g/6i, Oracle Reports Builder 12c/11g/10g/6i, Oracle Database 11g/10g), PL/SQL and SQL, Toad for Oracle. • Expertise in the creation and modification of complex database objects like Functions, Stored Procedures, Cursors, Triggers, Packages, Tables, and Views, on Oracle Database using PL/SQL Programming Language. • Expertise in Relational Databases, SQL / PL/SQL. • In-depth technical expertise in designing and developing applications using Oracle APEX, Oracle Forms (.fmb) and Reports (.rdf) / D2K, Libraries (.pll), and Menu (.mmb) as per client specifications and business requirements while ensuring the continuation and enhancements of services. • Master in the Installation and Configuration of Oracle Apex and Oracle Fusion Middleware Infrastructure, Oracle Forms and Reports Services, Domain Configuration, Oracle HTTP Server, RCU Configuration, Oracle Forms Developer and Oracle Reports Builder, Weblogic Server, Oracle Database, Oracle Enterprise Manager, and Oracle Webutil, JDK etc. • Expertise in converting Oracle APEX Application into Android Mobile App. • Proficient in writing and building complex database logic and PL/SQL queries to fetch data and build applications. • Translated Business and Functional requirements into technical solutions. Debugging, Error Handling, and resolving technical issues related to ERP using Oracle Tools in a timely and concerned manner. • Experienced in Application Development in client/server architecture, n-tier architectures with web front-end and database back-end. • Worked as an individual contributor for the whole project, Provided Training to new users and newcomers on the use of the software. • Production support, Modified existing software to correct errors, adapt to new hardware and improve performance. • Expert in the analysis of configurations, integrations, applications, and system log files to determine the cause of issue and resolution.

Around 14 years of experience working with different technologies including Oracle EBS, Oracle Database, Oracle Exadata, Linux, Ubuntu, Hadoop and Oracle Cloud. However, I am quite open to work for any IT Admin task. Touched following technologies some in production support some for testing and POCs purposes: - Oracle Exadata, Oracle Database Appliance - Oracle 12c, 11g, 10g, 9i | MySQL 5.6 - Oracle EBS 12.2, 12.1, 12.0, 11i - RHEL | OEL | HP-UX | AIX | Ubuntu - Toad | PLSQL Developer | SQL Developer | SQL Plus - OEM Database Control | OEM Grid Control | Toad Quest - Oracle VM Manager | VMWare Workstation | VMWare vSphere | Ubuntu KVMs - SQL | PL/SQL | Shell - RAC | Data Guard | DG Broker | Flashback | Data Pump | ASM | Oracle Diagnostics and Tuning Pack | Golden Gate | RMAN | AWR | EBS Patching, Installation, Cloning Earned following Certifications: - Oracle Cloud Infrastructure Foundations 2021 Associate Dec, 2021 - PCEP - Certified Entry-Level Python Programmer Jan, 2021 - Oracle Cloud Infrastructure 2019 Architect Associate May, 2020 - Oracle Cloud Infrastructure Foundations 2020 Associate May, 2020 - Oracle Exadata Database Machine 2014 Implementation Essentials Oct, 2019 - Oracle Autonomous Database Cloud 2019 Specialist Oct, 2019 - Oracle Cloud Infrastructure 2018 Architect Associate May, 2019 - Attended Cloudera Hadoop - Administrator Training” May, 2017 - Attended MongoDB - DBA Training Nov, 2016 - Redhat Certified System Administrator – RHCSA 7 Jun, 2016 - Oracle Certified Expert, Oracle RAC 11g Nov, 2012 - Oracle Certified Professional, Database Administrator 11g July, 2012 - Oracle Certified Professional, Applications DBA EBS R12 Sep, 2011 - Oracle Certified Professional, Database Administrator 10g Aug, 2009 - Oracle Certified Professional, Database Administrator 9i Jun, 2009 - Oracle Certified Associate, Database Administrator 9i Aug, 2007 - Oracle Certified Associate, PL/SQL Developer 9i Jun, 2007

I don’t just follow the usual path - I transform businesses with cutting-edge technology, elite skills, and solutions that break the mold.🚀 💥 Message me with to get a 𝐅𝐑𝐄𝐄 𝐜𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧 - I’ll define your goals, pick the right stack, and plan the fastest path to launch. No fluff, just real value from day one. With over 10+ years of experience, I specialize in delivering high-performance Full-stack and Cloud Solutions. You won’t just get a service - you’ll gain a strategic partner who will drive your business forward. My Tech Stack: ✅ 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 --- PL/SQL, SQL, utPL/SQL, Oracle Database, ORDS, bash, Apache Kafka, Kubernetes, OAuth2, JWT, Liquibase, Flyway, AWS ✅ 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 --- JavaScript, HTML5, CSS3, Tailwind CSS, SASS/SCSS --- jQuery, Bootstrap, GraphQL, WebSockets ✅ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 & 𝐃𝐚𝐭𝐚 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭 --- Oracle DB, Oracle Cloud, PL/SQL, SQL, PostgreSQL, MariaDB, MySQL --- Oracle Fusion, OIC (Oracle Integration Cloud), REST API, GraphQL, AWS RDS, DynamoDB --- Oracle APEX, Object Storage, Oracle IAM, Oracle EBS, Oracle Data Safe, ODI ✅ 𝐎𝐫𝐚𝐜𝐥𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 --- Oracle APEX, Oracle Cloud, Oracle DB, Visual Builder (VBCS), Oracle Application, OAF, Oracle HCM, Oracle Fusion ✅ Why work with me? Transparency, GDPR compliance, GxP compliance, constant reporting, and security are built into everything I do. My Agile approach, Code Reviews, and Unit Testing ensure that I never miss the mark. 👉 Ready to take your project to the next level? Let’s chat now. 💡

I have 10+ years of IC role with data architecture, technical designing, developing large data projects that encompass wide scope in data management area. Worked first hand in domains related to finance, ecommerce, clinical trail, leasing, material manufacturing, HealthCare, Health Plans. I significantly increase the success for adoption of solution by business due to deep understanding of the functional aspects of these domains. In all my client engagements and partnerships resolved number of data problems. I am an certified azure architect. I will suggest you have a chat with me at least once before you take your decision. I am available immediately. Technologies we offered: ETL Design and Development, MSBI, Informatica, Talend Tableau, Power BI, SAP BO, HubSpot , PySpark Azure Databricks data pipeline SQL, PL/SQL, T-SQL Data Visualization Experts Data Modeling Datawarehouse Databricks Springboot(Java) gRPC services Databases - SQL server, Mongodb, Cassandra, Postgresql Cognos BI Deltek Costpoint/Maximo/Argus/Manhattan WMS /UKG UltiPro/Infor BI with Cognos Snowflake ✔️ Power BI Reports Development & Maintenance - Pull data from (APIs, SQL Servers, Excel Files, etc.) - Clean and transform data (Power Query on Dataflows or Datasets) - Model relationships - Calculate and test measures (DAX) - Create and test charts and filters - Build user interfaces - Publish reports

I'm Munir Mahmud — an Oracle APEX architect and DBA with 20+ years of hands-on experience building and running enterprise Oracle systems. I don't just write code — I architect complete Oracle solutions, from database design and PL/SQL engineering to APEX application development and cloud deployment on Oracle Cloud Infrastructure (OCI). What makes me different from most Oracle developers: I've personally built and deployed a full production APEX application (Vobon Apartment Management System) running live on OCI — handling real users, real transactions, and real business operations. You can explore a live demo at vobon.xyz (demo@vobon.xyz / ateam123). What I deliver for clients: ✅ Oracle APEX application design, development & deployment ✅ Oracle Database performance tuning (AWR, ASH, execution plans) ✅ PL/SQL engineering — packages, bulk processing, optimization ✅ Oracle EBS R12 integration — Order-to-Cash, AR, GL modules ✅ OCI deployment — ORDS, Apache Tomcat, SSL, Oracle Wallet ✅ REST API integration with APEX and Oracle Database ✅ ERP dashboards and financial reporting ✅ Database backup & recovery — RMAN, Data Guard I've worked across manufacturing, real estate, finance, and ERP sectors — always focused on systems that perform under real business pressure, not just demos that look good in testing. Response time: 0–4 hours. Available for both short-term projects and long-term engagements. Let's talk about what you're building.

Hi, Overview: With over 13 years of experience in managing and optimizing Oracle WebLogic Server and Oracle Databases, I specialize in delivering robust middleware solutions and ensuring seamless cloud integrations. Key Services Offered: • WebLogic Administration: Installation, configuration, clustering, performance tuning, and WLST scripting. • Database Management: Oracle DB installation, backup/recovery, performance optimization, and patch management. • Cloud Deployments: Expertise in migrating and managing WebLogic and Oracle DB on OCI • Automation & Scripting: Developing scripts for automated deployments and routine maintenance tasks. • Security & Compliance: Implementing best practices for securing middleware and database environments. Why Choose Me: • Proven track record of reducing system downtimes and improving application performance. • Strong analytical skills to troubleshoot complex system issues efficiently. • Commitment to delivering high-quality work with attention to detail. • Excellent communication skills to ensure clarity and transparency throughout the project lifecycle. Let’s collaborate to ensure your middleware and database systems are optimized, secure, and scalable to meet your business needs. Regards, Dilip Kumar B A

17+ years experience in database development and administration. Optimize Slow SQL Optimize Stored Procedures Design logic and physical database Sql complex query writing write stored procedures for business logic optimize exist queries/stored procedure to reduce server load and increase execution time OCP DBA Brain Bench MS SQL Server 2012 Programming

🏅 100% Job Success. 🎓 Oracle APEX Cloud Developer Certified Professional. 🗝️ SQL,PL/SQL, Oracle Database tuning and improving performance. 🛠️ Optimization of advanced APEX applications that deliver mission-critical solutions. Welcome When you need best oracle Database/ APEX Developer, then I'm just 1 invitation away! do not hesitate to contact me. Build a good working relationship between my employer and myself. I'm a perfectionist and very reliable when it comes to deadlines. I have been working as a programmer for 7 years also, Sound knowledge of Oracle databases. Creative thinker. I can adapt and apply new knowledge and skills, team player. I'm open to any work since I want to continue learning and growing as a professional. I’m working in a state of perfection to achieve my client's trust and satisfaction. I engage with startups to larger companies. I enjoy working with clients around the world. Service areas are 1. data extraction, data science, data scientist, data cleansing. 2. Database development, data process, data analysis, application development. Thank you so much for taking the time to see my profile, and I hope we can begin a long-lasting work relationship. My service area is:- ❄ Database Section (Oracle Database) • Database development, Data process, Data analysis, • Requirement analysis Application Design, Development. • User Security, Testing, Implementing, Maintenance & Support. • Experience in writing queries, Procedures, Functions, Packages, and Triggers. • Database 11g to 21c Oracle database. ❄ Web Application Section (Oracle APEX) • Install Oracle Database 11g to 19c in windows server. • Install Oracle Apex Environment. • Apache Tomcat configuration. • Database Design, Database Development. • APEX Application Development, Web Application development. • Experience all phases of Software Development Life Cycle (SDLC) • Requirement analysis Application Design, Development. • User Security, Testing, Implementing, Maintenance & Support. • Manage, assign tasks, and provide support to team members and clients. • Experience in database design and development on SQL and PL/SQL. • Good Knowledge and Experience on ER Diagram, Design, Data normalization & SDLC. • Experience in writing queries, Procedures, Functions, Packages, and Triggers. • Maintain user privilege & define their working area. • Develop a user access management system. • Support and fix runtime problems. • Database 11g to 21c Oracle database • APEX 5.1 to 24.2 version. • Access Control (ACL). • Data Separator, Accumulator, Extraction, Formatting, Data Analyst. • Web Scraping, Contact Find, Internet Research. • Data Edit / Correction / Removing duplicates. • CRM Data. My goal is to give clients supply 100% accurate data. I will discuss in detail the needs and goals for your project. The more you share your business and purposes, the better my understanding of how to help you and provide you with the best solution. Offer : ◐◐◐◐◐◐◐◐◐◐◐◐◐◐◐ ❄ I will provide Correction until client satisfaction. ❄ I have 7+ years of experience in this field out of Up work. ❄ Based on the project details, I will give you High-Quality Work. ❄ I am always available to provide my clients with quick responses. WHY ME? ◐◐◐◐◐◐◐◐◐◐◐◐◐◐◐ ❄ 100% satisfaction. ❄ I am trustworthy, accessible when needed. ❄ Consistently world-class quality work delivery in your budget. ❄ I Maintain consistency and never make compromises to my work standards. ❄ If the client wants, my knowledge guides you for what is most suitable for the client. I am looking forward to hearing from you. My goal is to touch your expectations. I am available 30 hours per week also believe relationship. With thanks Masud Rana Oracle APEX Developer & Oracle Database Developer.

I am oracle DBA and can manage database administrator work end to end and have experience in oracle golden gate

Bilal, a technical architect and developer. I have done a number of projects as referral with all happy clients. love to take the work as a challenge and deliver in time.