Hire the best Oracle Data Guard specialists
Check out Oracle Data Guard specialists with the skills you need for your next job.
- $30 hourly
- 5.0/5
- (32 jobs)
Oracle : - Having rich experience in Oracle Database Installation, upgrades. - install and setup high availability e.g. RAC , DG , GG - Rich experience in migration from one platform to another .\ - Rich experience in migration from on-prem to AWS/Oracle cloud . - Experience in AWS DMS - Setup the backup and recovery standards. - DB and query tunning. - troubleshoot performance issues - Automation using shell/batch/python scripting - debugging users issues . - Automate repetitive task using python/shell/batch script. - Having fair hands on automation using Ansible for Oracle DBA repetitive task. Migration: =========== - Oracle EE/SE to postgres AWS RDS using AWS SCT & DMS services - Oracle EE/SE to Oracle Cloud using datapump. - Oracle EE/SE to MariaDB using Goldengate. - Migration from one platform to another platform Automation: good in shell scripting , batch , python and ansible. recently completed oracle grid and rdbms installation automation using Ansible . Good experience in upgrades and performance tunning. Experience DBA devops and automation expertise. Postgres : ======= - Installation, upgrade minor and major - AWS Auroa RDA - postgres - troubleshooting - performance analysis -Oracle Data Guard
Performance OptimizationCloud MigrationOracle Database AdministrationOracle UpgradeOracle RACAmazon RDSLinuxDatabase Administration - $40 hourly
- 4.9/5
- (46 jobs)
Over my 11-year career, I’ve developed a skill set directly relevant to the Database Administrator role you are hiring for, including: + Database Administration Oracle 19c/12c/11g - MS SQL Server 2008/2012/2016 - MySQL 5.1 to 8 - MongoDB , AWS RDS + Data Recovery + Disaster Recovery + Oracle Enterprise Cloud Management 13c + Golden Gate + Oracle Exadata + Oracle RAC + Oracle Data Integrator + Oracle Business Intelligence + Oracle Identity & Access Manager + Auditing + High Availability + SQL Server AlwaysON + SQL Server Integration Services + SQL Server Reporting Services + Power BI + MySQL Replication + MongoDB Replica Sets + Migrations (Oracle , SQL Server , MySQL , MongoDB , Cross-platform) + Oracle Virtual Box OVM + AWS RDS + AWS DMS + AWS SCT Core Databases: Oracle 19c/12c/11g , Oracle Exadata , Oracle RAC, High Availability , MS SQL Server 2008/2012/2016 , MySQL 5.1 to 8 , MongoDB. AWS RDS Task Automation / Scripting : Tasks automation using OS scheduling on RHEL and Windows , Shell Scripting. Database Business Continuity : Standby Database using DataGuard , GoldeGate , Cluster Database using oracle RAC , MS SQL Server AlwaysOn , MySQL Replication , MongoDB Replica Sets. Database Security Hardening : Security hardening the database (listener hardening , database profiles , DB roles/privs, auditing , restricting remote admin access , etc.) , Backup encryption. Database Performance Tunings : Using tools like ASH , AWR snapshots , ADDM , OEM13c , etc. Backup / Restore : Backup / restore database activities using RMAN , Data pump , mysqldump & mysqlpump , mysqlbinlog , mongodbdump Operating Systems : Redhat Enterprise Linux (RHEL) , Windows Server (routine OS related tasks , required for day-to-day database administration).Oracle Data Guard
Oracle UpgradeOracle RACOracle Database AdministrationDisaster RecoveryOracle Performance TuningHigh Availability and Disaster RecoveryMicrosoft SQL Server AdministrationBackup & MigrationData RecoveryDatabase OptimizationMySQLDatabase AdministrationMicrosoft SQL Server - $60 hourly
- 5.0/5
- (8 jobs)
Looking for an Oracle DBA to administer, support and optimize your DB (10g,11g,12c,18c,19c) and query performance? I have vast experience managing; - Oracle Engineered Systems: Supercluster, ZFS Storage Appliance, Exadata - Availability; RAC, ASM - Replication; Data Guard, Goldengate, DBVisit - OS; Solaris, Red Hat, CentOS, OEL - Ldoms for applications, SOA and Middleware (OLVM) - Monitoring: OEM 12c/13c, ZabbixOracle Data Guard
Oracle PatchingOracle GoldenGateOracle E-Business SuiteOracle OBIEE PlusSolaris AdministrationOracle RACOracle ExadataOracle CloudOracle PLSQLDatabase SecurityDatabaseSQLDatabase DesignDatabase Maintenance - $20 hourly
- 4.9/5
- (25 jobs)
Database Administrator (DBA) with extensive experience in Oracle enterprise environments. Proficient in an assortment of technologies, including Oracle 10g/11g/12c/18c, MySQL, PostgreSQL, MSSQL, Windows and Linux. DBA skills include: + Oracle 10g/11g/12c/18c Database Administration on Windows and Linux + Oracle RAC, working on ASM file system, MSSQL Failover Cluster Configuration, MySQL Replication, PostgreSQL Standby and Replication + Apply Patches on Production/Test Environments (RAC & Non-RAC) + Working experience with Oracle RMAN (Backups, Restore & Recovery), Datapump Utilities, MySQL Dump, and pg_dump, pg_restore, pg_basebackup + Oracle 12c/13c Cloud Control Implementation and Hosts and databases Integration + Oracle Heterogeneous Service Installation & Configuration on RAC (Oracle Gateways - MSSQL Server) + Oracle Performance Tuning + Oracle PL/SQL, SQL Development + Installation & Configuration of Oracle RAC, Oracle Golden Gate, Oracle Dataguard and Active Dataguard (Switchover and Failover)Oracle Data Guard
Oracle GoldenGateMySQL ProgrammingDatabaseDatabase ManagementOracle Database AdministrationPerformance OptimizationMariaDBData MigrationMySQLPostgreSQLSQLDatabase Design - $30 hourly
- 5.0/5
- (3 jobs)
As a certified and experienced Oracle DBA and AppsDBA with 11 Years of Experience, I am able to perform all levels of database maintenance and am fully qualified to do Oracle updates as well. Technically‐sophisticated professional with extensive experience in updating server security, executing routine back‐ups, and designing and implementing tests of the system to address issues with accessing data. Adept at leading the planning, designing, developing, testing, and deploying efficient solutions within Oracle EBS system, in order to satisfy strategic, financial, and operations needs of the organization. Skilled in planning and managing successful projects, mitigating risks, controlling costs, and directing project teams. Instrumental in monitoring the routine maintenance of the system, implementing the ERP systems, and approving the budget. Proven success in analyzing business processes/process re‐engineering and recommending solutions. Deft at establishing IT service continuity management strategies, disaster recovery plans, and associated test procedures of each critical functional area of the organization.Oracle Data Guard
Oracle RACWindows ServerOracle Fusion MiddlewareLinux System AdministrationOracle WebLogic ServerOracle GoldenGateSystem AdministrationOracle ReportsOracle E-Business SuiteOracle ExadataOracle Database AdministrationDatabase AdministrationOracle DatabaseOracle Cloud - $70 hourly
- 4.3/5
- (4 jobs)
Lead DevOps DBA, Certified Scrum Master, Oracle/MS SQL Database Administrator Experienced & highly motivated IT professional with extensive knowledge of Oracle (Data Guard & Grid Infrastructure) 21c/19c/18c/12c/11g/10g/9i/8i, PostgreSQL 13.10 /12.2 /9.6, MSSQL 2005/8/12/14/19, Oracle Cloud (OCI), Amazon RDS, Microsoft Azure, Google Cloud, Exadata Machine X2/3-8, Golden Gate 11g/12c & Python 3.6. Recognised mentor and coach for new team members. Strong client relationship building skills. CAREER SUMMARY: • ITIL v4 & Scrum Master with over 26 Years of experience in Oracle Database Administration • DBA with a depth knowledge of infrastructure projects, operations including operating systems, networking, shared storage, virtual machines & cloud infrastructures • Oracle Autonomous Database Cloud 2020/2021 Certified Specialist • Oracle Cloud Database Migration and Integration 2021 Certified Specialist • Oracle Certified Professional (OCP) 12c/11g/10g DBA • Oracle RAC Certified Administrator 10g • Oracle Exadata 11g Certified Implementation Specialist • Oracle Enterprise Linux Certified Associates • Oracle Certified SQL and PL/SQL programmer • AWS Certified Cloud Practitioner • Six Sigma Green Belt Certified Professional. • Sun Certified Programmer for the Java 2 Platform 1.4 • Cloudera Certified Administrator for Apache Hadoop (CCAH) (License: 100-013-767) • PCAP – Certified Associate in Python Programming (PCAP-31-03) • Experience with AWS, GCP, EC2/Compute Engine/Bare Metal/VMWare, RDS PostgreSQL/Oracle, • Exadata (Database Machine) Administration for 10 x X3-8 Full Rack Exadata Racks (Prod, Dev & Test), Configuration, & Patching all Components • Architected & Setup 60TB 11g Oracle RAC HA & DR database using Data Guard & Golden Gate • Design approach & migrated OLTP 11g DG 8TB to 12c DG database using Golden Gate • Successfully migrated OLAP 10g RAC to 11g RAC database of total size of 10 TB • Architected & Integration of Oracle 12/19c Database with Oracle Unified Directory (OUD) & LDAP • Support large data database such as 80TB in size, 100 Billion row tables, 3 TB Arch log per day. • Successfully upgraded 10g/11.2/12.1/19c Oracle database to 12.2/19c/21c using Manual Method • Integration of RMAN with Snapcenre, IBM SPP/SP/TSM, EMC Legato Networker Mgr & DD Boost • Performance Tuning of SQL Queries, Database, Application & Performance Monitoring • Supported Oracle & SQL Server 2000/2K5/2K8/2012/14/19 databases on Windows 2003 to 2019 • Design & Configured HA Oracle Enterprise Manager 13c/12c Cloud Control (OEM 12c) • Strong knowledge and Experience using Ticketing tool SM9, ServiceNow & JIRA (S/w dev tool) • Strong knowledge of AWS, EC2 & RDS instances, Data Migration to Cloud & AWS Console Expert. • Strong knowledge of Hadoop/HDFS/Oracle Cloud Infrastructure, Data Migration & OCI Console • Strong skills in Linux/Unix system administration (RHEL) • Strong knowledge of VM Ware, Load Balancer, DNS, Firewall & Networking • Experience working Data Warehousing, ETL/interface configuration and management. • OLTP/OLAP Data modelling, logical & physical design & Implementation using ER Win & Studio • Strong Data Analysis Skill and writing PL/SQL Code utilities for data retrieval and load • Writing Database Security baselines, remediation and data hardening. • Experience working with TDE, Data Compression (EHCC, OLTP), Smart Scan • Excellent communication, writing standards guide, handover/knowledge documentationOracle Data Guard
High Availability and Disaster RecoveryOracle Performance TuningOracle ProgrammingOracle GoldenGateOracle UpgradeOracle PLSQLOracle APEXOracle PatchingOracle Exadata - $75 hourly
- 5.0/5
- (436 jobs)
✅ 🔻TOP-RATED PLUS🔻 freelancer on UpWork ✅ Senior DBA and developer ✅ Senior database architect ✅ Business solutions and BI expert ✅ 15+ years of experience Senior Database Developer & DBA. Consultant and certified database administrator and developer with 15+ years of experience working with: MS SQL Server 2000 - 2019 all versions and editions, Azure SQL, MySQL, MS Access, Amazon RDS, PostgreSQL, PowerShell, etc... Database performance tuning expert and advisor. Business solutions & BI consultant as Senior Developer. With many years of extensive experience in IT, finance, healthcare, and other enterprise-level companies in various roles. My objective is to use my expert-level skills and deep expertise to bring creative and top-level solutions to businesses that require professional support, development, or consultancy.Oracle Data Guard
Amazon RDSDatabase ProgrammingMicrosoft SQL Server ProgrammingMicrosoft Azure SQL DatabaseMicrosoft Power BISQL ProgrammingMicrosoft SQL Server AdministrationDatabase MaintenanceMySQLMicrosoft SQL ServerAmazon Web ServicesSQLTransact-SQL - $45 hourly
- 4.8/5
- (17 jobs)
Over 14 years’ experience in the information technology industry with 10 Oracle ERP implementations and Roll-out projects that have reduced costs, streamlined operations, increased transparency and control. I have a proven track record of success in working with business solutions implementation and improving process efficiency. Oracle Fusion Implementation Projects: 1- United Services Fund Modules: Oracle Fusion PPM, Financial, Procurement 2- RCO.com Oracle Financial Cloud 3-Quid E Azam Thermal Power Plant (QTPL) Oracle Financial & Procurement 4-Telenor Norway Oracle Fusion Financial , PPM, Procurement , Order Management , Advance Pricing I do have experience of Eight End to End Oracle E-Business Suit Implementations Certifications: Oracle Financials Cloud: General Ledger 2017 Certified Implementation Specialist Oracle Financials Cloud: Payables 2017 Certified Implementation Specialist Oracle Financials Cloud: Receivables 2017 Certified Implementation Specialist Oracle Fusion Procurement 2016 Data Implementation Specialist Oracle Manufacturing Cloud 2017 Certified Implementation Specialist Oracle Order Management Cloud 2017 Certified Implementation Specialist Oracle PPM Cloud 2017 Certified Implementation Specialist Oracle Procurement Cloud 2017 Certified Implementation Specialist Simplified Buying and Consuming for Tech Cloud - Partner Sales Immersion 2018 Oracle Financials Cloud 2016 Sales Specialist Assessment Oracle Procurement Cloud 2016 PreSales Specialist Assessment Oracle Cloud Story - Partner Sales Immersion 2018 Oracle Cloud Infrastructure Sales Specialist Badge Oracle Cloud Infrastructure Presales Specialist BadgeOracle Data Guard
Linux System AdministrationOracle Financials ApplicationsOracle ReportsOracle FormsOracle E-Business SuiteOracle Database AdministrationOracle PLSQLOracle OBIEE PlusOracle Fusion ApplicationsOracle DatabaseJava - $45 hourly
- 4.8/5
- (59 jobs)
Database troubleshooting: startup issues, data file recovery, performance and tuning. I can discover a database performance issue in 15 minutes and resolve the performance issue within in an hour. Database Administration both on-primes and cloud (Oracle, PostgreSQL, MS SQL Server, MySQL, MariaDB, AWS, Azure, Google Big query ...) Database tuning and analyzing: SQL slow queries tuning, guideline developers to enhance SQL queries applying with indexes and writing complex queries. Tuning memory allocation, initial parameters, I/O and all database workload problems. Troubleshoot for database problems in real-time. Data Architecture: Designing database architecture and data policies. Data Warehouse Architecture (Oracle/SAP BW): Designing data warehouse data model and data warehouse architecture. Data analysis and Business Intelligence tool (Power BI, Tableau, Looker, MS Excel Pivot table). Programming language (VBA, Visual Basic, Oracle PL/SQL, MS SQL procedure, MySQL store procedure)Oracle Data Guard
Data EngineeringPerformance OptimizationPower QueryData Analysis ConsultationQuery TuningDatabase MaintenanceData ExtractionMicrosoft SQL Server AdministrationOracle Database AdministrationMicrosoft Power BIOracle Performance TuningData AnalyticsDatabase ArchitectureDatabase ModelingMySQLPostgreSQLOracle DatabaseDatabase DesignDatabase Optimization - $45 hourly
- 5.0/5
- (6 jobs)
• Excellent working knowledge of Oracle RDBMS 9i\10\11g • Excellent working knowledge of Oracle RAC • Excellent working knowledge of Oracle Forms • Excellent working knowledge of SQL 2000\2005\2008\2012 • Experience working in other RDBMS databases like Mysql and Postgresql • Experience working with NOSQL • Experience using a scripting language to automate tasks • Excellent working knowledge of SQL High Availability features • Experience of performance and tuning optimizing SQL DB’s • Experience of monitoring and alerting tools for DB’sOracle Data Guard
Oracle APEXVerticaOracle RACMicrosoft SQL Server AdministrationOracle Database AdministrationMySQLPostgreSQL - $75 hourly
- 4.9/5
- (86 jobs)
⭐⭐⭐⭐⭐ "I hired Shafir as a SQL Server DBA and Azure expert to help optimise our database and Azure app instances. The improvements he made were incredible. Our services ran at 10 times the usual speed. I cannot recommend him enough. He’s a genius!" Paul S Schoop LTD 📣 With over 11 years of professional experience, I am a skilled SQL Server freelancer on Upwork, specializing in SQL Server DBA, database development, and business intelligence development (Data Engineer). 🎯 I've successfully resolved customer-facing SQL Server bottlenecks and achieved significant performance enhancements for Fortune companies and renowned organizations, including the following to illustrate some of them: ☑️ AAA Communication Inc. USA (~14 Million Estimated Revenue per Year) ☑️ NeTex Consulting. USA ☑️ Cloud Retailer. USA (Over 1 Million Invested on Upwork) ☑️ Selectel Wireless. USA ☑️ Jevin Inc. USA ☑️ Boender & BeuteI GmbH, Germany ☑️ Access IT, USA Extensive Experience as a SQL Server DBA (Versions 2000 - 2019) methodically identifying and resolving complex underlying causes of Microsoft SQL Server problems, using a vast variety of techniques and tools. I have solved numerous show-stopping SQL Server Performance problems, as well as often re-engineered immensely complex designs and code, providing significantly improved performance. Expert Level ability with Data Extraction, Transformation, and Loading (ETL) from numerous heterogeneous data sources. I pride myself in my ability to intuitively gather, interpret and understand your requirements, as well as develop intuitive and creative Business Intelligence Solutions using the full MSBI stack (Power BI, SSAS, SSRS, and SSIS). ⭐ Here's what I can offer to your project ⭐ ✔️ Top-notch experience in utilizing SQL Server across all versions from 2000 to 2019, as well as on various cloud platforms. ✔️ Top-notch experience in all versions of SQL Server (2000 - 2019) for corruption repair and recovery. ✔️ Extensive experience handling large-scale enterprise transactional databases. ✔️ Expertise in data security best practices, particularly regarding PII and PHI data. ✔️ Proficient in swiftly diagnosing SQL performance issues and pinpointing query bottlenecks. ✔️ Expertise in ETL development using SSIS for data warehouses and Power BI databases. ✔️ 24/7 reliable communication: keeping you constantly informed of project status. ✔️ A dedicated professional committed to your success and adding value to your business. ⭐ Why I stand out from other freelancers. ⭐ ✔️ Client Reviews: My priority is delivering value and building trust with every client. ✔️ Over-Delivering: This principle is central to my freelance work. I aim to exceed expectations and take pride in leaving clients saying "WOW" ✔️ Responsiveness: Highly responsive, ensuring all lines of communication are always open with my clients. ✔️ Resilience: Reach out to any of my current or former clients and inquire about my ability to tackle challenges head-on and find effective solutions for any issue they face. ✔️ Kindness: A core value that permeates every aspect of my life. I treat everyone with respect, approach all situations with empathy, and genuinely strive to enhance my clients' experiences. 🏆 Testimonials and feedback from prominent clients🏆 The client reviews below, also featured in my work history section, highlight the quality of work and value you can expect when working with me. ⭐⭐⭐⭐⭐"I hired Shafir to repair a corrupted SQL database. We used 2 other SQL engineers prior to meeting Shafir and also attempted a repair using a database repair application which also failed. We were at a point where nothing was working and we were coming to the conclusion that this was not repairable as there were too many errors. Shafir was very confident that he could repair the database and after watching him work for just a few minutes I immediately felt some hope of a successful repair. After working on the database for several hours Shafir managed to repair the database and get it working better than it was before. Working 20 years in IT I had never seen anything like it. Shafir is very professional and truly an SQL expert. I would highly recommend Shafir for any SQL project. Thank you." - Dean Cutajar, Director - Access IT ⭐⭐⭐⭐⭐ "Amazing experience! Shafir did the impossible. He was able to take a highly corrupted database and bring it back to life with zero data loss. Once repaired, he optimized the database and has it running better than it was before the corruption. He is responsive and easy to work with. Highly recommended. Will use again in the future." Jeff Cross 303 Networks Inc 🙋🏼♂️I am eager to work with you, to provide reliable, consistent, and High-Level solutions to design/development challenges. Please contact me, so we can discuss how we can work together to FULLY meet your Business Needs!Oracle Data Guard
System AdministrationMicrosoft AzureSQL Server Integration ServicesDatabaseSQL ProgrammingMicrosoft SQL Server ProgrammingMicrosoft Azure SQL DatabaseData WarehousingBusiness IntelligenceMicrosoft SQL Server AdministrationDatabase MaintenancePerformance OptimizationMicrosoft SQL ServerSQLDatabase Administration - $70 hourly
- 5.0/5
- (8 jobs)
Any kind of services for your existing and future Oracle Databases and Applications: - 10g, 11g, 12c, 18c, 19c - Oracle e-Business Suite - Oracle Access Manager and Single Sign-on - Oracle Business Intelligence - Oracle Weblogic - Oracle Enterprise Manager Cloud Control - Oracle Cloud Infrastructure - Oracle GoldenGateOracle Data Guard
Oracle E-Business SuiteOracle RACOracle PLSQLOracle ApplicationsOracle PatchingOracle OBIEE PlusApache TomcatSQL - $80 hourly
- 4.8/5
- (37 jobs)
Experienced professional with more than 20 plus years of work experience in software development, cloud architecture on platforms (like AWS,Azure, GCP & Oracle Cloud) and devops tools like terraform, ansible, jenkins, docker and kubernetes. Expert in writing terraform code for infrastructure provisioning on all major cloud vendors like AWS, Azure, Google, Oracle and Digitalocean Strong expertise in developing CI/CD pipelines using Jenkins, Github Actions and Gitlab. Proficient in scripting using Python, Bash and Powershell. Can deliver quality work ahead of timelines. We also do projects for pair programming where we work with you to code your projects on AWS, Azure, GCP and OCI using terraform, ansible, python etc. 20+ years of expertise in Oracle DBA - Can work on any database projects like high availability using Oracle RAC, Disaster Recovery using Dataguard and Replication using Goldengate. Have worked with many customers across the globe to migrate their workload to Oracle Cloud including Autonomous databases. Professional Certifications- Oracle Database PL/SQL Developer Sun Certified Java Professional Microsoft Azure Fundamentals Oracle Cloud Infrastructure 2023 Foundations Associate Oracle Cloud Infrastructure 2023 Architect Associate Oracle Cloud Infrastructure 2023 Architect Professional Oracle Cloud Infrastructure Certified Developer AWS Certified Professional Architect Microsoft Azure Certified Architect Oracle Certified Database Professional Terraform Certified Developer Associate Our expertise/skillset AWS Azure OCI (Oracle Cloud Infrastructure) GCP Python and Go SDKs for AWS,Azure, GCP and OCI Digitalocean Hetzner Cloud Exoscale Devops Terraform/Terraform Cloud/Terraform CDK Python GitHub and GitHub Actions Gitlab Ansible Docker Kubernetes Cloudformation Linux Oracle DBA (Database Upgrades/Migrations/Patching) ELK Stack OAC (Oracle Analytics Cloud) PostgreSQL MySQL MariaDB MSSQL MongoDB Snowflake Diagramming Tools draw.ioOracle Data Guard
Oracle PLSQLOracle Database AdministrationOracle DatabaseAzure DevOpsOracle CloudCloud ArchitectureInfrastructure as CodeSQLAmazon Web ServicesGoogle Cloud PlatformAnsibleCI/CDDockerMicrosoft AzureJenkinsTerraform - $53 hourly
- 4.9/5
- (9 jobs)
I am a Database Administrator with 7+ years of proven professional experience in ORACLE and SQL Server. I have hands-on experience in upkeep, configure, troubleshoot, and support Oracle 11g/12c/19c, SQL Server 16/17/19 in clustered and non-clustered configurations. I have maintained regular RMAN Backups using NetApp and NetBackup technology. I am an expert in SQL tuning, performance tuning, creating indexes as necessary, and optimize poor-performing scripts in MSSQL. I have done application and database server replication and refresh from production to non-production environment as per clients' request. I also have completed database upgrades from 10g, 11g to 12c and 19c. In addition, I have excellent knowledge in Oracle Golden Gate installation, configuration, troubleshooting GG issues. Hands-on experience with SQL Server Management Studio, MYQL Workbench, and Oracle SQL Developer. I am also skilled in performing hot/cold backup and restore and recovery of existing databases from backup. I have raised dataguard on standbys and have excellent knowledge of disaster recovery. I am also a RedHat Certified RedHat 7 System administrator. I have hands-on experience in installation, configuration, maintenance, update, monitoring, performance tuning, troubleshooting, analyze and proactively monitored Red Hat systems for the Enterprise, CentOS, Ubuntu, Debian, Fedora. I can perform daily functions such as establishing new accounts, creating and resetting passwords, developing scripts, performing system backups and recovery, installing software patches and updates, setting user and group quota, adding space to the filesystems, configure and managing LVM, etc. I can configure Nagios, Zabbix to monitor Linux systems. I have also performed the migration of Redhat Linux from physical to VMs in VMware. I am an expert in configuring IP connectivity, TCP/IP, routing, and maintaining network connectivity of servers.Oracle Data Guard
Technical AnalysisAIXDatabase ManagementData RecoveryLinux System AdministrationRed HatOracle RACMicrosoft SQL Server AdministrationData EntryMicrosoft Office - $40 hourly
- 4.3/5
- (8 jobs)
I work as an Oracle certified Senior Oracle Database Administrator since 2005. I am working as an Senior Oracle DBA as well as EBS (E-Business Suite) DBA since 2014. My primary responsibilities: maintaining Oracle Database systems including single Instance as well as RAC environment, Data Gaurd (Physical and Logical) both, Oracle Golden Gate and EBS. I have wide range of skills including - installation, configuration, migration, upgrading, cloning, patching, troubleshooting, and performance tuning. I work under both Linux (RedHat, SunOS, Oracle Linux, AIX, HP-UX) and Windows environments. I'm responsible, punctual and communicable. I'm willing to work on the latest Oracle and Non- Oracle products and accept new technical challenges. Specialties: Having strong professional working knowledge of Database Administration on Oracle (19c, 18c, 12c, 11g, 10g, 9i). Along with Oracle I have also professional expertise in MS-SQL Server (Single Instance and Failover Cluster) and MySQL. I have the following Certifications: Oracle Database Administration OCA 10g, OCP 10g Oracle Certified Professional 11g R2. Oracle Cloud Infrastructure Foundations 2020 Certified Associate Oracle Autonomous Database Cloud 2019 Certified Specialist. Oracle Cloud Infrastructure Architect Associate. Oracle Cloud Infrastructure Architect Professional. In addition to Oracle Database and EBS I administer related software and technologies: Oracle Weblogic, Oracle Fusion Middleware, Enterprise Cloud Control (ECC), RMAN, ASM, Oracle Primavera, TOAD, PL/SQL Developer. Be a self-motivated and achievement oriented professional. I have good verbal and written English skills.Oracle Data Guard
Solaris AdministrationOracle ApplicationsMicrosoft SQL Server AdministrationLinux System AdministrationOracle CloudOracle PrimaveraVirtualizationOracle RACOracle Database AdministrationPerformance OptimizationOracle DatabaseSQL - $30 hourly
- 5.0/5
- (1 job)
As a Cloud Architect and Database Expert, I bring a unique blend of technical expertise and strategic vision to help organizations leverage the power of cloud technologies and databases to achieve their business objectives. With over 20 years of experience designing and implementing cloud-based solutions and database architectures for clients across various industries, I have a proven track record of delivering secure, scalable, and reliable systems that meet the most demanding requirements. My expertise includes: Cloud architecture design and implementation on Oracle OCI and AWS Database design and management using Oracle, Sql Server , MySQL Data warehousing, ETL, and analytics using tools like OAS, GoldenGate, ODI Backup and Recovery and Disaster Recovery Architecture Whether you need to migrate your legacy systems to the cloud, optimize your database performance, or build a data-driven application from scratch, I can help you achieve your goals efficiently and cost-effectively. Let's collaborate to take your business to the next level. Contact me today to discuss your project requirements.Oracle Data Guard
Big DataClouderaCloud ArchitectureOracle GoldenGateOracle CloudOracle Analytics CloudOracle RACOracle Performance TuningReal Time Stream ProcessingDatabase SecurityDatabase DesignDatabase ArchitectureOracle DatabaseDatabase Administration - $15 hourly
- 5.0/5
- (1 job)
My interest in the SYSADMIN position posted on Upwork. With my strong background in database administration and extensive experience working with Oracle and mysql databases, I am confident in my ability to contribute to the success of your project. I have been working as an SYSADMIN for 8+ years, supporting various clients in optimizing and managing their various database environments. During my tenure, I have successfully performed a wide range of responsibilities, including: • Installing, configuring, and upgrading Oracle databases to ensure optimal performance and reliability. • Monitoring and tuning database performance, identifying and resolving bottlenecks to enhance efficiency. • Implementing robust backup and recovery strategies to minimize data loss and downtime. • Managing user access and security, implementing appropriate access controls and authentication protocols. • Troubleshooting and resolving database-related issues promptly and effectively. • Collaborating with development teams to optimize database design and performance. • Providing documentation, guidelines, and training to assist users and other team members. In addition to my technical skills, I possess excellent problem-solving abilities and strong communication skills, allowing me to effectively collaborate with clients and team members. I am highly organized, detail-oriented, and dedicated to delivering high-quality results within the agreed timelines. My qualifications include: • Bachelor's degree in Computer Science or relevant field. • Oracle Database Administrator Certified Professional (OCP) certification. • Proficiency in Oracle Database versions 10g, 11g 12c and 19c. • Expertise in Oracle Database Administration tools such as Oracle Enterprise Manager (OEM). • Strong knowledge of database performance tuning and optimization techniques. • Familiarity with Oracle Data Guard, Oracle RAC, and Oracle Exadata. • Experience with scripting languages such as SQL, PL/SQL, and Shell scripting. I am also holding the below vendor certification. • Oracle Database Administration 2019 Certified Professional (OC1485761) • Oracle Database 11g Administrator Certified Professional (Testing ID: OC1485761) • Oracle Database 11g Administrator Certified Associate (Testing ID: OC1485761) • Oracle Cloud Infrastructure 2021 Certified Architect Professional (Testing ID: OC2216127) • Oracle Cloud Database Migration and Integration 2021 Certified Specialist (Testing ID: OC2216127) • Oracle Cloud Database Services 2021 Certified Specialist (Testing ID: OC2216127) • Oracle Autonomous Database Cloud 2021 Certified Specialist (Testing ID: OC2216127) • Oracle Cloud Infrastructure 2021 Certified Architect Associate (Testing ID: OC2216127) • Cisco Certified Network Associate (CCNA) (Credential ID 415799398561HSVJ) • The Red Hat Certified Engineer (RHCE) (Credential ID 140-034-018) I am excited about the opportunity to contribute my skills and experience to your project and help you achieve your database management objectives. I am confident that my expertise in Oracle database administration and my dedication to delivering exceptional results make me a strong candidate for any database management position.Oracle Data Guard
Oracle Application FrameworkEnglishOracle Application ServerOracle Performance TuningOracle UpgradeData EntryDisaster RecoveryData MiningOracle CloudOracle Database AdministrationMicrosoft SQL Server AdministrationRed Hat Enterprise LinuxOracle PatchingOracle APEXOracle E-Business SuiteMicrosoft ExcelLinux System AdministrationDatabase AdministrationSQL - $25 hourly
- 5.0/5
- (36 jobs)
• More than 15 years of IT experience, specialized in Database Technologies Oracle and MySQL. • IT Telecom Sector Experience, Provide Technical Consultancy for Database and IT Infrastructure, Assessment and Auditing for Mobile Operators in the Middle East and Africa Regions. • Skills Set: - Oracle Database Administration: database backup, recovery, performance tuning, Oracle Golden Gate, Oracle RAC and Data Guard configuration. - MySQL Administration: Performance tuning, MySQL Replication, Backup and Recovery. - Amazon Web Service Technology: EC2, S3, RDS, IAM, VPC, Route53, CloudWatch. • Certifications: - AWS Certified Solutions Architect – Associate. - ITIL® V3 Foundation Certified. - Oracle Database Administration Certified Professional.Oracle Data Guard
Cloud MigrationSolution ArchitectureOracle CloudAmazon Web ServicesOracle Performance TuningOracle Database AdministrationOracle Application ServerOracle RACOracle PLSQLMongoDBMySQL - $25 hourly
- 5.0/5
- (10 jobs)
12 Years of total IT experience and work with 27 Customer End including 20 Gov. and Private Bank in Bangladesh, 6 other corporate clients. Vast exposure to IT Infrastructure Management space. Domain expertise on Oracle Database, Security, Solaris (UNIX), SPARC and x86 System. Successfully managed multiple projects involving Implementation and Production Support (Oracle Exadata, Oracle RAC, Oracle Data Guard, Linux Cluster, Solaris Cluster, Oracle Database Appliance, Oracle Advance Security, Audit Vault, Thales nShiled, Thales Payshield, Oracle SUN SPARC and x86 System etc.). Having extensive subject matter expertise in IT Operation Management, Strategic Technology & Developing Cost Effective Solutions to meet customer / business requirements.Oracle Data Guard
Oracle Database AdministrationDatabase AdministrationOracle WebLogic ServerPostgreSQLData EngineeringOracle ExadataOracle RACOracle GoldenGateSolaris AdministrationMicrosoft SQL Server AdministrationMySQLMariaDBOracle DatabaseOracle Performance Tuning - $60 hourly
- 5.0/5
- (77 jobs)
I am a certified professional with unique skillset and profound knowledge of DBA, Solution Architecture, SysOps and DevOps. With over 10 years of hands-on experience, I am designing, building, managing and optimizing various databases and environments for Startups, SMBs and Fortune 100 Enterprises from different industries. Reviews have it! ✅ DBA Expertise: 𝐃𝐁 𝐀𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Oracle 9i, 10g, 11g, 12c - 19c on premise and in Cloud, MS SQL, PostgreSQL, MySQL, SQL Server, and more. 𝐂𝐥𝐮𝐬𝐭𝐞𝐫𝐰𝐚𝐫𝐞: Automatic Storage Management (ASM), Real Application Clusters (RAC) 𝐎𝐫𝐚𝐜𝐥𝐞 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐞𝐝 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Exadata, ZDLRA, Exalogic, ODA 𝐌𝐢𝐝𝐝𝐥𝐞𝐰𝐚𝐫𝐞 𝐚𝐧𝐝 𝐄𝐑𝐏 𝐚𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: NetSuite, Oracle E-Business Suite, Weblogic Server, Apache Tomcat, Glassfish, OBIEE, Discoverer, Fusion Middleware, OAM/IDM 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞-𝐜𝐥𝐚𝐬𝐬 𝐁𝐚𝐜𝐤𝐮𝐩, 𝐑𝐞𝐜𝐨𝐯𝐞𝐫𝐲 𝐚𝐧𝐝 𝐑𝐞𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧: RMAN, Dataguard, Golden Gate 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, 𝐒𝐜𝐫𝐢𝐩𝐭𝐢𝐧𝐠, 𝐚𝐧𝐝 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: bash, SQL, PL/SQL, Python 𝐂𝐥𝐨𝐮𝐝 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬: Oracle Cloud, AWS, Azure 𝐒𝐲𝐬𝐭𝐞𝐦 𝐀𝐝𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Unix and Linux, Windows (on premise or in Cloud) ✅ DevOps, SysOps Expertise: 𝐒𝐲𝐬𝐭𝐞𝐦 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: Scalable, secure, and highly available designs tailored to business needs. 𝐒𝐲𝐬𝐎𝐩𝐬 & 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞: Managing virtual machines, containers, storage, backup, migration, networking, and databases. 𝐃𝐞𝐯𝐎𝐩𝐬 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: CI/CD, infrastructure as code (IaC), tools like Jenkins, GitLab CI/CD, Azure DevOps, etc. 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞: Data encryption, access control, IAM, GDPR, HIPAA, PCI-DSS compliance. Choosing me as your IT Architect, DBA, SysOps, and DevOps Engineer means you gain a trusted partner who will go the extra mile to deliver exceptional results and help your organisation thrive. Let's discuss your requirements and get you the best solution. Contact me today!Oracle Data Guard
GitKubernetesPythonEnterprise SoftwareLinuxOracle E-Business SuiteOracle CloudAmazon Web ServicesAzure DevOpsCloud ArchitectureDatabase ArchitectureSolution ArchitectureDatabase AdministrationSQLOracle Database - $20 hourly
- 5.0/5
- (7 jobs)
Hello I am Imran Hussain Heron. I have a total of 10 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 HeronOracle Data Guard
Microsoft SQL Server AdministrationOracle PatchingOracle Fusion MiddlewareOracle Database AdministrationDatabase ManagementOracle APEXOracle RACOracle PLSQLOracle DatabaseDatabase AdministrationMySQLServerMicrosoft SQL ServerETL - $30 hourly
- 5.0/5
- (13 jobs)
Hi, I am an oracle database administrator with over all Nine years of experience. I can do the following task. Core task: Installing and upgrading the Oracle server and application tools Allocating system storage and planning future storage requirements for the database system Creating primary database storage structures (tablespaces) after application developers have designed an application Creating primary objects (tables, views, indexes) once application developers have designed an application Modifying the database structure, as necessary, from information given by application developers Enrolling users and maintaining system security Ensuring compliance with your Oracle license agreement Controlling and monitoring user access to the database Monitoring and optimizing the performance of the database Planning for backup and recovery of database information Maintaining archived data on tape Backing up and restoring the database Contacting Oracle Corporation for technical support Advance: Oracle Database Administration Oracle Database Backup and Recovery Operations Oracle GataGuard Administration — Physical Standby and Snapshot Standby Oracle Database Patches and Upgrades — Primary and Standby Day-to-Day Production Support — Databases and Applications Oracle Databases Performance Tuning Database Monitoring — OEM Cloud Control 13c Oracle WebLogic Server Administration & Cluster configuration WebLogic Server Backups, Patching, Upgrades to new release Oracle Forms and Reports Administration Oracle WebLogic Servers Monitoring using — System Administration Tools Oracle Enterprise Linux Server Administration Databases and Application Cloning Application Deployment and Configuring Data Sources My Oracle Support System — Technical Service Requests Database Role Transitions: Switchover — Disaster Recovery testing Capacity Storage Management and incidents Management Research, testing and adopting New features — Databases and WebLogic Compare databases and scripts — Deployments Oracle Cloud Infrastructure Oracle OBIEE 12c Configuration & Administration MySQL Database Administration PostgreSQL Database Administration Microsoft SQL Server Database Administration Application server administration i.e WAMP/Zend/IIS On-call service based on schedule Documentations — Including Processes and Procedures Engagement with Customers on Projects Deliver Training to CustomersOracle Data Guard
Oracle FormsOracle CloudRelational DatabaseOracle Database AdministrationOracle ReportsDatabase ArchitectureOracle OBIEE PlusOracle RACOracle WebLogic ServerDatabase AdministrationOracle DatabaseDatabase Design - $50 hourly
- 5.0/5
- (2 jobs)
🏆 Top 10% of talent on Upwork ✅ 20+ hours on Upwork ✅ 2 projects delivered. ✅ Database Expert with 7 + years of experience Hi Everybody, I am Oracle Support Lead with 7 Plus Year experience to ensure Oracle E-Business Suite operations and provide Oracle Apps DBA support for Oracle E-Business Suite ( R12.1.3 & R12.2.4) using (Exadata & Exalogic) (VM/Exadata/Exalogic ) to Oracle Cloud OCI. I am responsible to provide Oracle Applications/Database Administrator 1st Level, 2nd Level Technical Support and help in following critical technical areas for smooth in house ERP operations and Managed Services of Company. Developing RPA processes for individuals and/or companies with the use Automation Anywhere 360. ✅Patching ,Cloning ,Closing with DR & DMZ ✅Exadata, Exalogic & Backup solution management ✅Responsible to Implement SOX control and ensure Audit Compliance using high-security policies. ✅Audit Planning ✅Risk Assessment and Planning ✅Compliance Checks ✅System Development and Change Management Audits ✅Continuous Monitoring and Improvement ✅Cloud Migration planning & implementation ✅Exadata/Exalogic/HW/VMs management in datacenter ✅Standardize Technical support procedures as per best practices for local & cloud services ✅Develop Complex SQL and PLS/SQL queries. ✅Develop Reporting and Billing Stored Procedures. ✅Done PLSQL new code/procedure development and integrations. ✅Develop Convergent billing solutions. ✅Debugging and breakpoints ✅Create sequences for calling them in procedures. ✅Oracle Database Administration, Rman Backup, Performance Tuning, OEM & Management ✅Maintaining critical production Oracle databases on Windows, Linux and Solaris 10. ✅Cluster administration, performance tuning and backup and recovery. PostgreSQL DEV and DBA, ✅SQL and PL/PGSQL programming language and database Administration. ✅Designed, developed, and implemented stored procedures, triggers, and user-defined functions. ✅Linux operating systems and shell scripting. ✅Database optimization and performance tuning, creating and maintaining database objects such as tables, views, indexes, and sequences. ✅Installed and configured PostgreSQL database clusters. ✅Implemented backup and recovery procedures, disaster recovery, and high availability solutions such as replication and clustering ✅Monitoring and troubleshooting database performance issues and optimizing database parameters to ensure high performance. 🙌 If it's a yes, it would definitely be a long-term and profitable partnership for both of us. Let's chat!Oracle Data Guard
SQL ProgrammingPostgreSQL ProgrammingOracle RACOracle Database AdministrationOracle ExadataOracle Performance TuningOracle ProgrammingPostgreSQLQuery OptimizationOracle PLSQLDatabase Optimization - $50 hourly
- 5.0/5
- (20 jobs)
I work as an Oracle EBS (E-Business Suite) DBA since 2011. My primary responsibilities: maintaining Oracle EBS and Oracle Database systems. I work under both Linux (RedHat, SunOS, Oracle Linux, AIX, HP-UX) and Windows environments. I have wide range of skills - installation, cloning, patching, troubleshooting, tuning. I'm very punctual, responsible and communicable. I'm not afraid to face technical challenges. I have the following certifications: Oracle Database Administration 2019 Certified Professional, Oracle Fusion Middleware 11g Forms Developer Certified Professional , Oracle OCA 11g and 12c DBA, and Oracle PL/SQL Developer Certified Associate. In addition to Oracle Database and EBS I administer related software and technologies: Oracle Discoverer, Weblogic, APEX, Enterprise Command Center (ECC), SSO, SOA, ASM, RAC, Data Guard, Standby, RMAN, Exadata I have good verbal and written English skills.Oracle Data Guard
Oracle Database AdministrationOracle APEXBash ProgrammingOracle WebLogic ServerOracle PLSQLOracle FormsOracle RACOracle E-Business SuiteLinuxDatabase AdministrationSQLDatabase OptimizationOracle Database - $125 hourly
- 5.0/5
- (6 jobs)
Elite Oracle Expert & Technical Leader 30 Years of Enterprise Database Excellence Are you looking for an Oracle expert? Someone who doesn't just manage databases, but architects solutions that drive business growth? What Sets Me Apart - Deep Oracle Mastery: 30 years of hands-on experience with Oracle products, from E-Business Suite to Application Express (APEX) - Proven Scale: Successfully migrated massive databases (up to 25TB) with zero data loss - Business + Technical Leadership: MBA-equipped leader who bridges the gap between executive vision and technical execution Recent Impact Highlights - Led expert technical upgrades of Oracle E-Business Suites across multiple versions - Engineered a custom data warehouse application from the ground up using Application Express (APEX) - Led virtualization and migration projects that transformed client infrastructure Technical Arsenal - Oracle E-Business Suite (multiple versions) - Application Express (APEX) - CEMLI system customizations - Linux system administration - Database security and performance optimization - Enterprise-scale virtualization Leadership Philosophy I don't just manage projects – I empower teams and drive innovation. By working closely with executive leadership, I align technical capabilities with business objectives to maximize potential. Ready to elevate your Oracle infrastructure to the next level? Let's discuss how my unique blend of technical expertise and leadership experience can transform your organization.Oracle Data Guard
Oracle PLSQLOracle UpgradeOracle PatchingOracle APEXOracle ReportsOracle E-Business SuiteOracle Forms - $30 hourly
- 5.0/5
- (9 jobs)
I have been working on IT industry for 10+ years. Worked as DBA on large IT project with 140+ oracle databases. I have production level installation and maintenance experience of 2 node RAC, data mirroring between two SAN using ASM, 2 node RAC database on Disaster Recovery center for SAN replication environment. I have also configured RAC-RAC and multi standby DataGuard and GoldenGate. Besides Oracle database, I have configured SQL Server 2016 cluster and replication.Oracle Data Guard
Oracle Database AdministrationOracle RACSQL - $20 hourly
- 5.0/5
- (5 jobs)
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, 2007Oracle Data Guard
DatabaseMicrosoft ExcelData EntryOracle E-Business SuiteOracle PatchingOracle UpgradeOracle RACOracle Database Administration Want to browse more freelancers?
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