Oracle Developers For Hire
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Hire papon13
I’m Noor All Safaet, a Lead .NET Developer with over a decade of experience crafting high-quality, scalable, and maintainable software solutions for businesses across various industries. With a strong foundation in C# and ASP.NET (since 2014) and deep expertise in ASP.NET Core, Blazor, and React, I specialize in...I’m Noor All Safaet, a Lead .NET Developer with over a decade of experience crafting high-quality, scalable, and maintainable software solutions for businesses across various industries. With a strong foundation in C# and ASP.NET (since 2014) and deep expertise in ASP.NET Core, Blazor, and React, I specialize in building robust, enterprise-grade applications that solve real-world problems and drive business value. I am passionate about full-stack development, modern software architecture, and clean, maintainable code. My approach emphasizes SOLID principles, Repository pattern, Onion Architecture, Clean Architecture, and Test-Driven Development, enabling teams to deliver reliable, future-proof solutions. Whether it’s designing a new system from scratch, modernizing legacy applications, or leading a team to success, I take pride in delivering results that exceed expectations. Core Technical Skills Backend: C#, ASP.NET Core (MVC, Razor Pages, Web API), ASP.NET MVC, ASP.NET Web Forms, WinForms Frontend: Blazor (Server & WASM), React, JavaScript, HTML, CSS, Bootstrap, Telerik, Syncfusion, MudBlazor, Radzen Databases & ORM: MSSQL, PostgreSQL, MySQL, Oracle 10g, Entity Framework Core, Dapper, LINQ Testing: xUnit, bUnit, Moq, FluentAssertions (Unit & Integration Testing, Blazor UI Testing) Cloud & DevOps: Azure (App Services, Storage, Functions), AWS (EC2, S3), Azure DevOps (CI/CD), Docker Architecture & Patterns: SOLID, Clean Architecture, Onion Architecture, CQRS, MediatR, Repository Pattern, Dependency Injection Source Control: Git (GitHub, GitLab, Bitbucket, Azure Repos, TFS) Additional Tools & Technologies ElasticSearch, Redis, SMTP, FTP, Crystal Reports, RDLC (basic), SmarterASP, Plesk, Visual Studio 2010–2022, VS Code, SSMS, PgAdmin What I Bring to the Table ✅ A proven track record of delivering scalable, secure, and high-performance applications ✅ A deep understanding of both backend systems and modern frontend frameworks ✅ Experience leading teams, mentoring junior developers, and driving technical decisions ✅ A collaborative mindset and clear communication, with flexibility to work across global time zones (PST, EST, CST, CET, GMT, BST, ACT, AEST, ACST) ✅ A passion for continuous learning and adapting to new technologies I am always eager to contribute to innovative projects, collaborate with talented teams, and help organizations meet their goals through thoughtful software engineering. Let’s connect and explore how we can build something impactful together. less -
Hire kreativesystem91
kreativesystem91 kreativesystem91
$15 USD / hour
✅Web✅Python✅Automation✅Bots✅Scrapping✅PHP✅ANDROIDVenezuelaI am a passionate python developer with excellent experience in other web technologies. I have a strong grip on the Python core and related troubleshooting. Using python, I can create scalable web applications compatible with big data/web scrapping with its analytics. I have experience in the following: ✅ Interface...I am a passionate python developer with excellent experience in other web technologies. I have a strong grip on the Python core and related troubleshooting. Using python, I can create scalable web applications compatible with big data/web scrapping with its analytics. I have experience in the following: ✅ Interface (HTML, CSS, javascript, Jquery, GraphQL) ✅ Backend (Python, Django, Flask, API Integration, REST API, PHP) ✅ Database (MYSQL, MongoDB, PostgreSQL) ✅ GUI development (PYQT, Tkinter) ✅ Web scrapping (BeautifulSoup, Selenium) ✅ Automation (Selenium webdriver, Zapier) ✅ Data analysis (Numpy, Pandas) ✅ Data-driven Python web applications (Dash / Plotly / Streamlit) ✅ Web applications with PHP (Laravel, Codeigniter) ✅ AWS (Amazon web services) less -
Hire MaTGaPa
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...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!” ----------------------------------------- less -
Hire Smart1902
I have 12+ years of experience in Mobile (iOS/Android/Flutter/React/Xamarin/Kotlin) app development and Web development(PHP, Laravel, AI/ML, WEB3, JAVA, Springboot, MERN Stack, Python, Node JS, Nest JS, Express JS, Angular, ReactJs, Next JS, Vue.js). I have already developed and published 182+ mobile apps to the...I have 12+ years of experience in Mobile (iOS/Android/Flutter/React/Xamarin/Kotlin) app development and Web development(PHP, Laravel, AI/ML, WEB3, JAVA, Springboot, MERN Stack, Python, Node JS, Nest JS, Express JS, Angular, ReactJs, Next JS, Vue.js). I have already developed and published 182+ mobile apps to the mobile market. My Skills. -Flutter apps using Dart -iOS / iPhone mobile apps using Objective-C & Swift , SwiftUI -Android mobile apps using Android Studio, Eclipse and Android Jni (Call logs, location tracking in background) -React Native apps using React js -Website development using MERN, ReactJS, NodeJS, Vue.js, PHP, LARAVEL, Python, Web3,JAVA, Springboot, Hibernate -Xamarin using Xaml, Visual Studio , C# -Apple watch apps using Objective-C & Swift , SwiftUI -APNS and in-app purchase -JSON parsing, soap response and web service -Apple/google Play store submission -Source control(bitbucket, Github, Gitlab, Git) -Google map api, in-app billing, Facebook api, twitter api, fabric, Twilio -Facebook/Twitter/Linkedin/Instagram/youtube apis -Rest web services -push notification, ftp server -audio/vido streaming -Trello, jira, slack less -
Hire engkarimismail
engkarimismail engkarimismail
$50 USD / hour
✅Senior Network & System Engineer | Security|VOIP✅Malaysia✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in...✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in firewalls, scripting, containerization, and database management. Additionally, I specialize in mail servers, backup systems, and cloud technologies. With advanced networking skills, including Cisco routing, VLAN management, VoIP/IP telephony, and penetration testing, I am well-equipped to handle complex IT infrastructures. I am dedicated to delivering reliable solutions, ensuring data integrity, and enhancing system performance. ✅Send me now 24/7 Availability Unlimited Revisions Fast Response ✅ Server Operating Systems Windows Server (2003 to 2024) | Ubuntu | CentOS | Debian | RHEL ✅ Directory Services Active Directory | OpenLDAP ✅ DNS and DHCP Windows Server DNS | DHCP | Linux DNS | DHCP ✅ Virtualization Microsoft Hyper-V | VMware ESXi | vCenter | Proxmox VE ✅ File Servers IIS FTP | proftpd | FileZilla | FTP Server | Samba ✅ Web Servers Apache | NGINX | Microsoft IIS ✅ Scripting and Automation PowerShell scripting | Bash scripting ✅ Containers Docker | Windows Subsystem for Linux (WSL) ✅ Backup Systems Veeam Backup | Iperius Backup | UrBackup ✅ Mail Servers Mailcow | Microsoft Exchange (2000–2019) | MailWizz | Postfix | EXIM ✅ Database Servers MySQL | PostgreSQL | MariaDB ✅ Firewalls and Security MikroTik | PFSense | Cisco Firewalls ✅ Networking Skills Cisco Routing and Switching | VLANS | OSPF | VoIP and IP Telephony | Network Penetration Testing Access Control Lists (ACLs) Security (MITM Attack Mitigation) ✅ Recovery Services Password recovery for accounts and routers | Disaster recovery planning ✅ VOIP Service Freepbx | freeswitch | CME | IP TELEPHONY | 3CX SYSTEMS ✅ Cloud Service AWS, DigitalOcean, Hetzner, Azure, Google Cloud Platform, IBM Cloud, Oracle Cloud, Alibaba Cloud, Contabo, Seva less -
Hire axiomswb
Greetings, I’m a Full-Stack Developer with 16+ years of experience, specializing in web development, data scraping, and data analysis. I have built and deployed real-world systems that handle large-scale data, automation, and high-performance applications. I work with modern technologies like React.js, Next.js,...Greetings, I’m a Full-Stack Developer with 16+ years of experience, specializing in web development, data scraping, and data analysis. I have built and deployed real-world systems that handle large-scale data, automation, and high-performance applications. I work with modern technologies like React.js, Next.js, Node.js, Express.js, and Django, along with Python, PHP, MySQL, and APIs to create fast, scalable, and reliable solutions. 🚀 What I Can Do For You (Quickly & Efficiently) ✔ Build full web applications (frontend + backend + deployment) ✔ Scrape and process large-scale data from any source ✔ Automate manual workflows and repetitive tasks ✔ Develop AI-powered agents and smart systems ✔ Analyze data and turn it into actionable insights ✔ Deploy and optimize systems on AWS ⚡ Why Clients Hire Me I don’t just code — I solve problems I handle complete projects end-to-end I deliver clean, scalable, production-ready solutions I can quickly understand complex or unclear requirements I focus on speed + quality + reliability 🔥 Important Many developers (and AI tools) can generate code. But they often fail in real-world execution, debugging, scaling, and long-term reliability. That’s where my 16+ years of experience makes the difference. If you need someone who can take ownership, deliver fast, and get it right the first time, 📩 Let’s discuss your project. less -
Hire amiteshojha
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...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. less -
Hire KAAMensah
Multi-vendor, multi-platform Database Management Systems Consultant with wide exposure to the Financial Services industry and the Public Sector in Europe and Africa, plus rich experience of Relational Database Management Systems and related technologies, comprising: ▶ 10+ years of Consulting in Data Management &...Multi-vendor, multi-platform Database Management Systems Consultant with wide exposure to the Financial Services industry and the Public Sector in Europe and Africa, plus rich experience of Relational Database Management Systems and related technologies, comprising: ▶ 10+ years of Consulting in Data Management & Information Technology; ▶ 10+ years of Database Administration (Oracle, Sybase, Ingres) and Operating System Management (UNIX / Linux, Windows, VAX/VMS); ▶ 5+ years of Programming: Backend (SQL, OSL) / Frontend (UI) (APEX, Windows 4GL, ABF) / Report Generation (Report Writer) / Shell Scripting (Korn Shell, DCL). Specialisations: ◆ Performance Tuning & Query Optimisation; ◆ Database Analysis, Design, Installation & Configuration; ◆ Knowledge Transfer; ◆ Verbal & Written Communication; ◆ Quality Assurance; ◆ Data Integrity Management; ◆ ETL (Extract-Transform-Load) Operations; ◆ Production & Development Support; ◆ Data Recovery; ◆ Problem Solving & Bug Fixing. less -
Hire musfirali1
Most freelancers build what you ask for. I build what actually solves the problem. Five years across full stack development, branding, and UI/UX design means I can look at your business, figure out what it actually needs, and deliver it end to end without you managing three people who don't talk to each other....Most freelancers build what you ask for. I build what actually solves the problem. Five years across full stack development, branding, and UI/UX design means I can look at your business, figure out what it actually needs, and deliver it end to end without you managing three people who don't talk to each other. Whether you know exactly what you need or just know something isn't working, here's where I can help: ⚙️ Development & Automation: Custom Web & Mobile App Development Laravel & Node.js Backend Development REST API Development & Third-Party Integration Workflow Automation (Zapier, Make, API-based) Cloud Deployment — AWS, GCP, Azure 🎨 Branding & Graphic Design: Logo & Brand Identity Design Brand Strategy & Guidelines Print & Marketing Collateral Packaging & Merchandise Design Digital & Social Media Design Publication & Layout Design 🖥️ UI/UX & Digital Design: UI/UX Design & Prototyping (Figma) User Research & Wireframing SaaS Dashboard & Web App Design Mobile App UI Design Figma to HTML / React Conversion 🔧 Stack: Laravel, Node.js, Python, PHP, ASP.NET, C#, React.js, PostgreSQL, AWS, GCP, Azure, Docker, Figma, Adobe CC. What Working With Me Looks Like: No surprises on scope, no missed deadlines without warning, no jargon to avoid a straight answer. You get someone who asks why before asking how. Hit "Hire" or "Chat" and we'll figure out in one conversation if I'm the right fit. less -
Hire appmechanic
appmechanic appmechanic
$25 USD / hour
Top Rated | Experts in AI, Web/Mobile, Games & SEOUnited Arab Emirates𝐖𝐄𝐁 • 𝐌𝐎𝐁𝐈𝐋𝐄 • 𝐆𝐀𝐌𝐄 • 𝐀𝐑/𝐕𝐑 • 𝐀𝐈 𝐅𝐈𝐑𝐒𝐓 𝐂𝐎𝐌𝐏𝐀𝐍𝐘 Welcome to App Mechanic! At App Mechanic, we are a Web, Mobile, Game, AR/VR, and AI-first development company, delivering scalable, high-performance, and future-ready digital solutions. We combine innovation, design, and engineering to turn ideas into impactful...𝐖𝐄𝐁 • 𝐌𝐎𝐁𝐈𝐋𝐄 • 𝐆𝐀𝐌𝐄 • 𝐀𝐑/𝐕𝐑 • 𝐀𝐈 𝐅𝐈𝐑𝐒𝐓 𝐂𝐎𝐌𝐏𝐀𝐍𝐘 Welcome to App Mechanic! At App Mechanic, we are a Web, Mobile, Game, AR/VR, and AI-first development company, delivering scalable, high-performance, and future-ready digital solutions. We combine innovation, design, and engineering to turn ideas into impactful products. 🔹 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧𝐬: ➜ Website and Mobile App Development ➜ Game Development ➜ Augmented Reality (AR) & Virtual Reality (VR) ➜ Artificial Intelligence (AI) ➜ SaaS, ERP & CRM Development ➜ AI Automation & Workflows (n8n, Zapier) ➜ Rapid MVP Development (FlutterFlow, Bubble io, Lovable, Base44) ➜ Blockchain & Smart Contracts ➜ Search Engine Optimization (SEO) & Digital Marketing 🔹 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐖𝐞’𝐯𝐞 𝐒𝐞𝐫𝐯𝐞𝐝: ➜ Manufacturing, Education, E-commerce, FMCG, Retail ➜ Healthcare, Real Estate, Travel, Logistics & Supply Chain 🔹 𝐆𝐫𝐚𝐩𝐡𝐢𝐜 𝐃𝐞𝐬𝐢𝐠𝐧𝐢𝐧𝐠 & 𝐔𝐈/𝐔𝐗: ➜ Brand Identity (Logos, Flyers, Brochures, Business Cards) – Photoshop / Illustrator ➜ Wireframes, Mockups & Clickable Prototypes (Figma / Adobe XD) ➜ Conversion-focused UI/UX Design 🔹 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: ➜ Frontend: ReactJS, VueJS, NextJS, Angular, TypeScript, Tailwind CSS, Bootstrap ➜ Backend: NodeJS, Python, PHP (Laravel), .NET (ASP.NET, C#), FastAPI, Django ➜ APIs: RESTful, GraphQL, SOAP, Third-party Integrations ➜ Databases: MySQL, MSSQL, MongoDB, PostgreSQL, Redis ➜ Vector DBs: Pinecone, FAISS, Weaviate, Chroma, pgvector ➜ Version Control & Tools: Git, GitHub, GitLab, Jira, Trello, Slack 🔹 𝐂𝐌𝐒 & 𝐞𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞: ➜ Django & MERN-based Custom CMS ➜ WordPress (Elementor, WooCommerce), Shopify (Custom Themes) ➜ Headless CMS: Strapi, Sanity 🔹 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: ➜ Flutter, FlutterFlow & React Native (Cross-platform) ➜ Native iOS & Android Apps ➜ .NET MAUI (Cross-platform Apps) 🔹 𝐆𝐚𝐦𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: ➜ Unity 3D (C#), Unreal Engine ➜ 2D/3D Games, Simulations, AR/VR 🔹 𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: ➜ OpenAI, ChatGPT, Claude, Gemini Integrations ➜ AI Chatbots, Conversational AI, NLP, AI Agents ➜ LangChain, RAG Pipelines, Vector Databases ➜ n8n & Zapier Automation Workflows ➜ OCR & Computer Vision 🔹 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬: ➜ AWS, GCP, Microsoft Azure ➜ Docker, Kubernetes, CI/CD Pipelines ➜ Nginx, Apache, IIS, Linux Servers ➜ Infrastructure as Code (Terraform) ✨ At App Mechanic, we build 𝐀𝐈-𝐟𝐢𝐫𝐬𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐝𝐢𝐠𝐢𝐭𝐚𝐥 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬 across 𝐖𝐞𝐛, 𝐌𝐨𝐛𝐢𝐥𝐞, 𝐆𝐚𝐦𝐞𝐬, 𝐚𝐧𝐝 𝐗𝐑 while also enabling 𝐫𝐚𝐩𝐢𝐝 𝐌𝐕𝐏 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 using modern 𝐧𝐨-𝐜𝐨𝐝𝐞/𝐥𝐨𝐰-𝐜𝐨𝐝𝐞 𝐭𝐨𝐨𝐥𝐬 and helping businesses grow through 𝐒𝐄𝐎 𝐚𝐧𝐝 𝐝𝐢𝐠𝐢𝐭𝐚𝐥 𝐦𝐚𝐫𝐤𝐞𝐭𝐢𝐧𝐠. less
