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7.5
7.5
100%

Basti, India
$40 USD per hour
Certified Server & Cloud Architect with 15+ years of strong hands-on experience in designing, managing and optimizing IT infrastructure across multi-cloud environments. Expert in AWS, Oracle Cloud (OCI), Azure, Google Cloud, DigitalOcean along with Linux, UNIX, Windows, VMware and OpenStack. Strong experience in Oracle Apps, databases and enterprise IT services. Certified AWS Cloud Architect Professional and Generative AI certified for AWS and Oracle Cloud (OCI), with hands-on experience in AI model deployment, cloud-based AI infrastructure, automation using AI tools and integrating AI services with cloud platforms. Strong experience in application development and production-ready deployments including eCommerce platforms (Magento, WooCommerce, Shopify etc), WordPress, PHP-based applications and custom web solutions. Specialized in end-to-end setup from development to production, including CI/CD pipelines, scaling, security hardening and high availability architecture. Expert in Cloudflare setup, CDN configuration, WAF implementation, firewall security and protection against DDoS and web attacks. Strong experience in production-grade email server setup and deliverability including DKIM, DMARC, SPF, RBL, spam filtering and secure mail flow configuration. Expert in cloud architecture, setup, configuration and high-level infrastructure design for scalable and secure environments. Strong expertise in IT cost optimization, improving performance, reducing cloud billing and ensuring best utilization of resources. Expert in troubleshooting live production issues, server failures and cloud problems with proper RCA and quick resolution. Extensive experience in migrations including servers (Linux/Unix/Windows), websites, applications, databases (Oracle, MySQL, PostgreSQL, MongoDB) and mail systems like Zimbra, Exchange, Office 365, cPanel, Plesk and more. Experienced in network security, firewall setup, vulnerability assessment and securing infrastructure against cyber threats. Hands-on experience with DevOps tools like Jenkins, Terraform, Ansible, Prometheus and Grafana for automation and monitoring. Strong experience with hosting panels like cPanel/WHM, Plesk, DirectAdmin, ISPConfig, Webmin, Virtualmin and others. Worked on monitoring and management tools like Nagios, Cacti, Zenoss and other enterprise solutions. Certified RHCE, RHCSA, RHCVA, OpenStack, Oracle Cloud (OCI) Professional and Mirantis Cloud certified. Expert in Active Directory, Microsoft Exchange and Windows server environment setup, migration and management. I believe in delivering reliable, scalable and production-ready solutions with strong security and proactive support. AS AN ENGINEER, I BELIEVE NOTHING IS IMPOSSIBLE TO IMPLEMENT. In addition to this, I look forward to working on your projects in your budget.

8.0
8.0
99%

Nairobi, Kenya
$5 USD per hour
Master’s degree holder with over 10 years of experience in academic research writing, data analysis, and statistical modeling. I specialize in producing well-structured, evidence-based academic work for undergraduate, postgraduate, and doctoral-level clients. My work is grounded in peer-reviewed literature, sound research methodologies, and strict adherence to academic integrity standards. I have successfully completed research projects involving: ✔️Quantitative, qualitative, and mixed-methods studies ✔️Hypothesis testing, regression analysis, ANOVA, time-series analysis, and panel data ✔️Survey design, instrument validation, and data interpretation ✔️Systematic literature reviews and meta-analytical support ✔️Research proposals, theses, and dissertations ✔️Journal articles (APA, Harvard, MLA, IEEE) ✔️Data analysis using SPSS, R, Python, SAS, Excel, and Power BI Academic Coursework & Learning Support: ✔️ Weekly assignments and continuous assessment tasks ✔️ Discussion posts and academic reflections ✔️ Quizzes, tests, and timed assessments ✔️ Lab-based coursework and platform-guided assignments ✔️ Pearson, uCertify, McGraw-Hill Connect, WileyPLUS, MindTap, ALEKS, Blackboard, Moodle tasks ✔️ Data-driven lab reports and technical coursework Software Analysis, Design & Implementation (Academic & Project-Based): ✔️ Software Requirements Specification (SRS) ✔️ Business Requirements Document (BRD) ✔️ Functional & Non-Functional Requirements Analysis ✔️ System Analysis & Design (Use Case, Class, Sequence, Activity Diagrams) ✔️ Database Design (ERD, EERD, normalization up to 3NF/BCNF) ✔️ SQL Development & Database Implementation ✔️ Oracle, MySQL, PostgreSQL, MSSQL, MongoDB ✔️ Documentation aligned with IEEE & academic standards What sets me apart: ✔️ Original, plagiarism-free academic writing ✔️ Manual paraphrasing — no AI humanizing tools ✔️ Clear academic tone and logical argumentation ✔️ Unlimited revisions until expectations are met

7.9
7.9
100%

Villa De Merlo, Argentina
$25 USD per hour
I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP Postfix, POP/IMAP Dovecot. FTP Vsftpd, Proftpd, Pure-ftpd-mysql. Dns Bind9, dnsmasq. File Server & printer Samba (dc-ac). Network administrator: isc-server-dhcp, openvpn, etc. Install and renew SSL certicate. All services on cloud; AWS, Azure, etc. Also website and E-mail migrations. ALL panels and web managers. Management all Linux distributions. Setup, security and optimization your server. __________________________ VERY IMPORTANT!!! “Hi I'm Matias, someone is trying to impersonate me, this account is the only one active and verified by freelancer! I DON'T USE ANY OTHER MEANS OF CONTACT, ONLY FREELANCER CHAT!” -----------------------------------------

9.2
9.2
97%

MADURAI, India
$20 USD per hour
✨Web & Mobile App Development Specialists✨ ***Define your goals and reach your business potentials with our award-winning Website Development and Mobile app development services*** ✨ We are a team of 40+ Most Creative People and proud to be a Preferred Freelancer and we operate 24/7 to support our Global Client need wining their time zones with shifts aligned to our Australian, European and Americas Customers ✨ We offer a wide range of web solutions and IT services that are bespoke in nature, can best fit our client’s business needs and provide them cost benefits needed for their business. ✅ WordPress - Empowering you to create and manage your website with ease. ✅ Magento - Delivering robust and scalable eCommerce solutions. ✅ Shopify - Simplifying the creation of feature-rich online stores. ✅ Joomla - Offering flexible and powerful content management capabilities. ✅ 3D Cart - Providing comprehensive tools for online retail success. ✅ PrestaShop - Enhancing your eCommerce platform with extensive features. ✅ Animations - Bringing your digital experiences to life with dynamic visuals. ✅ Logo Design – Creating impactful and professional brand marks. ✅ JavaScript - Developing engaging and interactive web components. ✅ HTML/CSS - Crafting the visual core of your online presence. ✅ Angular JS - Constructing scalable, feature-packed web applications. ✅ React JS - Designing beautiful and responsive user interfaces. ✅ Next JS - Providing ultra-fast, SEO-optimized web solutions. ✅ TypeScript - Building maintainable and type-safe JavaScript projects. ✅ Node JS - Enhancing server-side capabilities with robust solutions. ✅ Vue JS - Simplifying web development with a flexible framework. ✅ PHP - Developing dynamic and data-driven web applications. ✅ Laravel - Harnessing PHP for comprehensive web solutions. ✅ Python - Leveraging versatility for diverse web development needs. ✅ Firebase - Enabling real-time, cloud-integrated web applications. ✨ Empowering your mobile solutions with cutting-edge frameworks to build efficient, high-performance applications across all platforms. From React Native to Swift, each framework brings unique strengths to your mobile development toolkit. ✅ React Native - Building high-performance mobile apps with a single codebase. ✅ Flutter - Crafting beautiful, natively compiled applications for mobile. ✅ Swift - Developing powerful and intuitive iOS applications. ✅ Kotlin - Creating modern and robust Android apps with ease. ✅ Xamarin - Delivering cross-platform mobile applications efficiently. ✅ Ionic - Combining web technologies for seamless mobile app development. ✅ PhoneGap- Simplifying mobile app development with web technologies. ✨ Harness the power of these web and mobile development frameworks to build robust, user-friendly, and scalable applications. ✨ If you are looking out for a professional team of developers and designer who cares about customer here we are. Thank You, IT FLEX SOLUTIONS INDIA.

9.4
9.4
99%

Manchester, United Kingdom
$34 USD per hour
Dream Solutions is a team of highly skilled developers, designers, and technology professionals dedicated to delivering exceptional digital solutions. We combine technical expertise, creativity, and a client-focused approach to provide high-quality services and products that meet the highest industry standards. Our team has extensive experience working with a wide range of technologies, frameworks, and software stacks, enabling us to develop tailored solutions that align with our clients unique business goals. Whether it's web development, mobile applications, custom software, UI/UX design, or cloud-based solutions, we are committed to delivering reliable, scalable, and innovative results on time and within budget. At Dream Solutions, we pride ourselves on building long-term partnerships by consistently exceeding expectations through quality, efficiency, and professional excellence.

8.7
8.7
98%

Lima, Peru
$30 USD per hour
Bachelor of Software Engineering, Video and Audio Expert, Senior 3D CAD Designer, Advanced Level in English and Native Spanish Speaker, committed to work, responsible and punctual. ✅ +350 projects completed for big enterprises and international clients ✅ Unlimited revisions ✅ Full time freelancer ✅ Excellent Communication ✅ 100% satisfaction I will help you with any project related to: ✅ Software Engineering: Website Development, Mobile Apps, Database Administration, Data Analysis, Automations and more! ✅ Video: Video Editing, 2D & 3D Animation, Whiteboard Videos, Motion Graphics, Promotional Videos, Reels, Visual Effects and more! ✅ Audio: Audio Editing, Voice Over, Audio Production including Mixing and Mastering of Music (I also offer Promotion for Artists), Podcasts and more! ✅ 3D CAD Designer: CAD Modeling, Solidworks, Product Design, 3D Rendering, Architectural Visualization, STL Files for 3D Printing, Technical Drawings, Product Visualization, Interior & Exterior Rendering, SketchUp Modeling, 3D Mockups and more! Click on "Request Quote" and let's start working on your project!

9.8
9.8
96%

Jodhpur, India
$25 USD per hour
Microlent is a 70+ member product engineering team. Since 2008, we've successfully delivered 390+ projects on Freelancer, specializing in SaaS platforms, mobile applications, custom web solutions, and AI integrations for founders, startups, and SMBs. Recent projects include: * Aetherius: React-based MSP platform * CAMS: Asset management SaaS for Complex Asset Management Solutions (complexam.com) * CleanSpace AI * Food delivery driver app used by 1,000+ active drivers We're the right partner if you're looking for a team that can own the entire product lifecycle from product strategy and UI/UX design to development, deployment, and 12 months of post-launch support without the hassle of managing multiple contractors. Typical engagement: 6-10 weeks (depending on project scope). Send us a brief overview of your project, and we'll get back to you within 1 hour with clarifying questions and a rough estimate. Our Services ✅ Custom Web Applications ✅ Mobile App Development (Android, iOS, Flutter & React Native) ✅ SaaS Platforms & Enterprise Software ✅ WordPress, Shopify & Custom eCommerce Development ✅ AI Integration & Business Automation ✅ API Development & Third-Party Integrations ✅ UI/UX Design ✅ SEO & Digital Marketing ✅ Cloud Deployment & DevOps Technologies We Work With • PHP, Laravel, ASP.NET Core, Node.js, Python • React, Next.js, Vue.js, HTML, CSS & JavaScript • Flutter, React Native, Android & iOS • WooCommerce, Shopify & Custom eCommerce Solutions • AWS, Azure, Docker & CI/CD Why Clients Choose Microlent ⭐ 390+ Successfully Delivered Projects ⭐ 4.9★ Client Satisfaction Rating ⭐ Transparent Communication & Agile Development ⭐ Secure, Clean & Scalable Code ⭐ On-Time Delivery with Dedicated Project Management ⭐ Long-Term Maintenance & Technical Support Whether you're launching a startup, modernizing an existing platform, building a SaaS product, automating business processes with AI, or growing your online presence through SEO and digital marketing, we're ready to help turn your vision into reality. Let's build something exceptional together.

9.2
9.2
99%

Daska, Pakistan
$50 USD per hour
Live Experts LLC is a multidisciplinary technology company specializing in Engineering, AI/ML, Embedded Systems, IoT, and Automation Solutions for startups, businesses, and enterprises worldwide. With over a decade of technical delivery experience and hundreds of successfully completed projects, we help clients transform complex ideas into scalable, production-ready solutions that solve real business and operational problems. Our strength comes from combining software, AI, automation, electronics, and engineering expertise under one team. This allows us to handle both digital systems and real-world hardware projects with practical implementation experience. Our expertise includes: • Artificial Intelligence (AI) & Machine Learning (ML) • Generative AI & Conversational AI • AI Chatbots & AI Agents • Computer Vision & OCR Systems • Predictive Analytics & Data Intelligence • Workflow Automation & AI Integration • Embedded Systems & IoT Solutions • Arduino, ESP32 & Raspberry Pi Development • PLC, SCADA & Industrial Automation • Electrical & Mechanical Engineering Support • Sensor Integration & Smart Monitoring Systems • AI-Powered Dashboards & Business Platforms • Cloud APIs & System Integrations • Automation & Control Systems We work with modern technologies including: Python, OpenAI, ChatGPT, TensorFlow, OpenCV, Node.js, React, FastAPI, PostgreSQL, AWS, Docker, MATLAB, Arduino, ESP32, Raspberry Pi, PLC systems, and industrial automation platforms. What makes us different is our ability to bridge the gap between: AI + Automation + Embedded Systems + Engineering Many companies can build software. Others can build electronics. Very few can combine AI, automation, hardware, and engineering into complete intelligent systems that work in real business environments. We have experience working across: • Industrial Automation • Healthcare • Logistics & Fleet Systems • Manufacturing • Finance & Trading Systems • Smart Monitoring Systems • Operational Dashboards • IoT & Connected Devices • AI Business Solutions • Intelligent Automation Platforms Our development approach focuses on: • practical implementation • scalable architecture • clean UI/UX • reliable integrations • business-focused solutions • long-term maintainability • clear communication • premium execution quality Whether you need: • an AI-powered platform • an embedded IoT device • industrial automation • computer vision systems • AI automation workflows • predictive analytics dashboards • AI chatbots • sensor-based monitoring systems • electrical/mechanical engineering support • or a complete intelligent system Live Experts can help design, develop, and deploy reliable solutions tailored to your business goals. We believe in building long-term partnerships and delivering systems that create measurable operational and business value.

8.1
8.1
96%

DIGHA, PURBA MEDINIPUR, India
$20 USD per hour
We are a dedicated team of 30+ developers for more than 10+ years of experience in database development working here to provide our clients with all the best services and proficiency in varied technologies available. We deliver Best work at affordable prices. Skills and Experience: 1. Languages - C#, .NET and Python. 2. Angular JS, Node, React, IOS and Android. 3. CMS - Wordpress, Magento, Joomla, WooCommerce , Drupal, Opencart, osCommerce and Prestashop . 4. Framework - Laravel, CodeIgniter, CakePHP, Smarty, Django, Yii, Zend, Laravel and Symfony 5. Database - MySQL, SQL, PostgreSQL, NoSQL, MsSQL, MongoDB, Oracle and SQLite 6. Server- Linux/Windows 7. Magento Extensions, Wordpress Plugins 8. Javascript/ Web Toolkit 9. ETL using Python 10. Database Design and Development using Oracle 11. Database Development with Oracle APEX Etc. 12. Complex ETL using SSIS 13. Database Design and Development using Microsoft SQL Server 14. Database Development using MySQL and PostgreSQL Services We offered 1. 24/7 Support 2. Free revisions 3. 6 Months after sales support Our goal is to keep our clients on the leading edge of information transfer technologies, adding significant value to their business.
An Oracle Database Administrator is a database professional who installs, configures, secures, tunes, and maintains Oracle Database environments to keep mission-critical data available, performant, and recoverable. Hiring a freelance Oracle DBA gives you on-demand access to deep expertise in Oracle Database, RAC, Data Guard, and PL/SQL without the overhead of a full-time hire.
Oracle Database powers some of the most demanding transactional and analytical workloads in enterprise IT. A skilled Oracle DBA freelancer keeps those workloads stable through proactive monitoring, capacity planning, patching, backup strategy, and performance tuning. Whether you run Oracle 19c on-premises, Oracle Exadata, or Oracle Autonomous Database on Oracle Cloud Infrastructure, the right database administrator protects uptime, data integrity, and query performance across every release.
An Oracle Database Administrator delivers a database environment that is reliable, recoverable, and tuned for the workload it carries. Freelance Oracle DBAs typically take on installation projects, migration work, performance audits, and ongoing managed support. Their deliverables tie directly to revenue protection because every minute of database downtime affects ERP systems, e-commerce platforms, banking transactions, and reporting pipelines.
Common deliverables include:
An experienced Oracle DBA freelancer is fluent across the entire Oracle stack and the surrounding ecosystem. Look for hands-on experience with:
Strong DBAs follow ITIL change management practices, document runbooks, and maintain disaster recovery plans they actually test. They also understand adjacent technologies such as Linux system administration, networking, storage subsystems, and the differences between Oracle and other RDBMS platforms like SQL Server or PostgreSQL when planning migrations or integrations.
Oracle Database remains the backbone of regulated, high-volume industries. Freelance Oracle Database Administrators commonly support:
Vetting an Oracle DBA freelancer means looking past job titles to verify real production experience. Ask for specific version numbers, cluster sizes, and recovery scenarios they have handled. Strong portfolio markers include Oracle Certified Professional (OCP) or Oracle Certified Master (OCM) credentials, documented migration projects, and case studies showing measurable performance gains.
Useful interview questions you can copy and use:
Evaluate communication skills carefully. A freelance DBA often works asynchronously with developers, sysadmins, and security teams, so clear documentation and incident reporting matter as much as technical depth.
Freelancer.com connects you with a global pool of certified Oracle Database Administrators across every time zone, so you can find coverage for emergency recovery, scheduled maintenance windows, or long-term managed database support. The platform hosts DBAs with experience spanning Oracle 11g through 23ai, RAC clusters, Exadata, and Oracle Cloud Infrastructure.
You set the budget, receive competitive bids, and review verified profiles before awarding the work. Milestone Payments protect your funds until deliverables are accepted, and built-in chat, file sharing, and time tracking keep technical projects organized. Whether you need a one-off performance audit or an ongoing on-call DBA, freelancers on Freelancer.com bring the specialization and flexibility most internal teams cannot match.
Hiring an Oracle DBA goes smoothly when you describe the environment and the outcome you need. Because Oracle work is sensitive — production data, regulated industries, tight maintenance windows — clarity in the brief drives the quality of the bids you receive. The three steps below walk you through posting, reviewing bids, and awarding the project.
Your project post is the single biggest determinant of bid quality. A precise brief filters for DBAs whose Oracle version, platform, and project-type experience genuinely matches your environment. Head to the
Bids are short proposals, not just price quotes. They reveal how the DBA interprets your environment, what approach they propose, and whether their timeline is realistic. Read each bid carefully and shortlist candidates who reference your specific Oracle version, cite relevant tools, and ask the right clarifying questions.
Your final decision combines proposal quality with profile evidence. For Oracle DBAs, consistency matters more than a single impressive case study — you want someone who has handled production incidents repeatedly, not just once. Weigh portfolio depth, written reviews, and verified credentials together.
An Oracle DBA manages the database engine itself — installation, backups, security, performance, and high availability. A SQL or PL/SQL developer writes the queries, procedures, and application logic that run on top of the database. Many freelance Oracle DBAs handle both, but for large projects you may want specialists in each role.
Yes. Common one-off engagements include version upgrades, migrations to Oracle Cloud Infrastructure, RAC implementation, performance tuning audits, and disaster recovery design. You can scope the project tightly, agree on deliverables, and close it out once the work is verified.
For defined projects, performance tuning, or part-time on-call coverage, a freelance Oracle DBA is faster to engage and more cost-flexible. Agencies make sense when you need 24/7 coverage with strict SLAs across many databases. Many companies blend both, using freelancers for specialized work and agencies for baseline monitoring.
Timelines depend on database size, downtime tolerance, and source and target versions. A straightforward in-place upgrade can take a few days including testing, while a cross-platform migration with GoldenGate replication may run several weeks. A qualified DBA will scope this after reviewing your AWR reports and architecture.
Oracle Certified Associate (OCA), Oracle Certified Professional (OCP), and Oracle Certified Master (OCM) are the core credentials, along with cloud certifications such as Oracle Cloud Infrastructure Architect. Production experience and references matter more than certifications alone, so weigh both together.

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