OpenVPN Developers For Hire
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Sponsored Freelancers
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abusayed2004 abusayed2004
$50 USD / hour
Ai Voice Agent, Asterisk PBX, SIP, Linux, SecurityBangladeshI am currently seeking long-term remote and on-site job opportunities. With 15 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, MySQL, and Linux customisation. I...I am currently seeking long-term remote and on-site job opportunities. With 15 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, MySQL, and Linux customisation. I am also proficient in Python and PHP scriptwriting for IVR and AGI implementation on Asterisk. I have a team for support and further development. My expertise includes: - Ai Voice Agent build and operations multi tenant platform. - Linux - Hosting Systems Administration & Monitoring - Kubernaties, IoT tech stack - Design and implementation of High-Performance SIP SBC - DevOps CI/CD - Service Optimisation - Security Hardening - VoIP, Asterisk, SMS, Dongle, and FreePBX installation, configuration, and maintenance - WebRTC SIP Phone - Infrastructure Planning - Disaster Recovery - Shell Scripting - Capacity planning, application delivery planning - Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP, IGRP, MPLS - SAN Troubleshoot - GlusterFS, CEPH - NFS, SMB, ISCSI, SMTP - Linux performance tuning - MySQL, Oracle DB performance tuning - Laravel web application development - Web Security, Web benchmark, best practice - IPTV, Live streaming, VOD, FFmpeg - Raspberry Pi Please let me know if you have any questions or require further information. less
Hire abusayed2004
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19 Years experience as Linux/Unix Admin, System/Storage/Server Admin, Virtualization Expert => Install and troubleshoot anything on Linux/Unix, Windows => Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows => Backup, Recovery, System boot and kernel issues => Server Security and Hardening: FIREWALLD, UFW, IPTABLES,...19 Years experience as Linux/Unix Admin, System/Storage/Server Admin, Virtualization Expert => Install and troubleshoot anything on Linux/Unix, Windows => Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows => Backup, Recovery, System boot and kernel issues => Server Security and Hardening: FIREWALLD, UFW, IPTABLES, Selinux, Fixing Security vulnerabilities => User, Disk, File Management,Linux Networking/Routing, ISCSI, Multipath, LVM, Partitions => Servers: Cisco, HP, IBM, Dell, Supermicro => Hardware and Software RAID, SAN/NAS Storage => Virtualizor, KVM, Xen, ESXI, VirtualBox, VMware, Vcenter Converter => Apache, Nginx, Mysql, RDS, SSL including Letsencrypt, cPanel, Webmin, Plesk => AWS, GCP, Digital Ocean => NTP, SSH, SQUID, DHCP, BIND, Postfix, Sendmail, VNC, Kannel, HA-Lizard, DRBD, XCD-NG, RSYNC, ISCSI, Multipath, NFS, VSFTPD, Samba => WHMCS, Opencloud, Nextcloud, Zulip, OpenVPN, Polr, Odoo, Advandate, Openmeetings, TOR, Keycloak, Rocket chat, Opencanary, eSignForms, Apache Nifi less
Hire kahlonkamal318
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Rashid Tech Solutions is a systems-focused engineering and development practice with over 5 years of hands-on experience delivering reliable, production-ready solutions across software, cloud, automation, and embedded systems. We specialize in projects where multiple technologies must work together seamlessly —...Rashid Tech Solutions is a systems-focused engineering and development practice with over 5 years of hands-on experience delivering reliable, production-ready solutions across software, cloud, automation, and embedded systems. We specialize in projects where multiple technologies must work together seamlessly — software with hardware, cloud with automation, and logic with real-world operational constraints. Our work is driven by solid architecture, clean implementation, and solutions designed for long-term use, stability, and growth. 🔧 Core Capabilities Systems & Full-Stack Development End-to-end design and development of web platforms, backend services, APIs, dashboards, and mobile applications, built for scalability, security, and maintainability. Cloud, DevOps & Infrastructure Architecture and operations across AWS, Azure, and Google Cloud, including CI/CD pipelines, deployments, monitoring, performance optimization, and production hardening. Automation & Integrations Custom automation, workflow optimization, system integrations, bots, and backend processes to reduce manual work and improve operational reliability. Embedded Systems & Industrial Automation Development and integration of embedded systems, IoT devices, electronics, PCBs, PLCs, SCADA, and hardware–software interfaces for industrial and automation use cases. AI & Data-Driven Features Practical AI and machine-learning integrations such as computer vision, OCR, analytics, and intelligent system enhancements — applied where they deliver real, measurable value. Specialized & Custom Solutions Blockchain systems, trading tools, telephony platforms, and other domain-specific solutions when projects require deeper technical customization. 👥 Team & Delivery Model For larger or time-critical projects, I work with a small, trusted technical team, while personally managing and reviewing all work. This ensures clear communication, consistent quality, and a single point of accountability for the client. 🤝 Post-Delivery Support Delivery does not end at handover. We provide clear documentation, support, fixes, and ongoing assistance when required, ensuring systems remain stable, understandable, and easy to maintain over time. Our approach is reflected in consistent positive feedback from previous clients, who value technical ownership, clear communication, and dependable delivery. If you’re looking for a technical partner who thinks long-term and takes responsibility beyond launch, Rashid Tech Solutions is ready to support your project. less
Hire rashidamjad
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Professional software developer with over 25 years of overall experience in software development and maintenance looking for challenge projects fit my skills. Main specialization: • developing Windows Desktop and Web solutions (mainly using C, C++, C#, ASP.NET) • converting/translating/porting code from one...Professional software developer with over 25 years of overall experience in software development and maintenance looking for challenge projects fit my skills. Main specialization: • developing Windows Desktop and Web solutions (mainly using C, C++, C#, ASP.NET) • converting/translating/porting code from one programming language to another programming language. • writing wrappers around miscellaneous libraries, packages and SDKs, mainly for using it with other programming languages. • consuming HTTP based APIs, (RESTful APIs, etc) • scraping data from web sites, both with and without Selenium Secondary specialization: • developing Linux and cross-platform solutions and utilities. • scripts/utilities to process Excel spreadsheets • Microsoft Office Automation less
Hire vano101
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hello, I am a Cisco Certified Internetwork Expert CCIE#46063 R&S with a UK based education , I have 13 years of extensive IP networking experience, designing, implementing and supporting large service provider networks as well as enterprise networkshello, I am a Cisco Certified Internetwork Expert CCIE#46063 R&S with a UK based education , I have 13 years of extensive IP networking experience, designing, implementing and supporting large service provider networks as well as enterprise networks less
Hire ccie7
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Professional Software Developer with over 7 years of experience in software development and maintenance, seeking challenging projects that match my expertise. Primary Expertise: • Development of Windows Desktop and Web solutions (primarily using C, C++, C#, ASP.NET) • Code migration and translation between...Professional Software Developer with over 7 years of experience in software development and maintenance, seeking challenging projects that match my expertise. Primary Expertise: • Development of Windows Desktop and Web solutions (primarily using C, C++, C#, ASP.NET) • Code migration and translation between programming languages • Creation of wrapper libraries for third-party SDKs and packages to enable cross-language compatibility • Integration of HTTP-based APIs (including RESTful services) • Web scraping implementation, with and without Selenium automation Additional Expertise: • Development of Linux and cross-platform solutions • Creation of automation tools for Excel data processing Technical Highlights: - Extensive experience in systems integration and API development - Strong background in cross-platform compatibility - Expert in legacy code modernization - Proficient in automated data extraction and processing less
Hire andriik18
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About me I have worked over 20 years at IT and telecom companies in the following positions: IT support, system administrator, applications administrator, and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified I follow KISS methods. I understand the OSI layer. With...About me I have worked over 20 years at IT and telecom companies in the following positions: IT support, system administrator, applications administrator, and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified I follow KISS methods. I understand the OSI layer. With me, it is easy to set up systems. I am not picky about what systems to use, but I do have experience with what to use. I know the following operating systems + distros: Debian, Ubuntu, Gentoo, SUSE, Red Hat, CentOS, Rocky Linux, AlmaLinux, Arch Linux, FreeBSD, NetBSD, OpenBSD, Sun Solaris, plus MS Windows servers I also know the following systems: * Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. * Java web servers: Tomcat, Jrun, JBoss * Javascript: Node.js, npm * Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL * Mail systems: Postfix, Exim, Dovecot, and implementing DKIM, SPF, MX, and DMARC * Monitoring systems: Nagios, Zabbix, Cacti, Grafana * SMS: SMSC, Kannel * DNS: Bind, Djbdns, Dnsmasq. * VPS: VMware, Hyper-V, Proxmox, bhyve, KVM, Xen, OpenStack... * Containers: Docker, Podman, LXC, jail, Kubernetes * High Computing: OpenHPC, SLURM, MPI, and related * Cloud providers: AWS, DigitalOcean, Azure… I troubleshoot easily My knowledge does not stop here. Let's chat Please see my reviews of my previous works PS! As bonus, with my bid, you will get one week of free support for work done less
Hire servermaster
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EuSopht is a technology-driven software company that partners with startups and growing businesses to build scalable, production-ready digital products. We specialize in SaaS platforms, MVP development, mobile apps, and AI-powered solutions. Our expertise spans Full stack development, AI voice and videos, Flutter...EuSopht is a technology-driven software company that partners with startups and growing businesses to build scalable, production-ready digital products. We specialize in SaaS platforms, MVP development, mobile apps, and AI-powered solutions. Our expertise spans Full stack development, AI voice and videos, Flutter apps, middleware architectures, integrations, and automations. We help businesses streamline operations using Zapier, n8n, Make.com and workflow automation. From AI chat, AI voice, and Avatar videos to complex 3rd-party integrations, we engineer systems to scale. OUR TECH STACK AI: OpenAI, Custom GPT, Chatbot, TTS, STT, Golang, Rust, Livekit, Musttalk, Llama, LLM Web/Backend: Node.js, Python, Laravel, React.js, Next.js, Vue.js. Database: Supabase, MySQL, MongoDB, PostgreSQL. Mobile App Dev: Flutter, React Native, iOS (Swift), Android, Firebase, FlutterFlow. Workflows: Zapier, Make (Integromat), n8n, Webhooks. CRMs: Hubspot, GHL From MVP to Enterprise - We Engineer Growth less
Hire EuSopht
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I am Muhammad Abdullah with 8 years of experiences A highly skilled IT professional with broad expertise in Linux system administration, software engineering, web development, and mobile application development. Demonstrates a deep understanding of a variety of operating systems, including Linux, Windows, macOS,...I am Muhammad Abdullah with 8 years of experiences A highly skilled IT professional with broad expertise in Linux system administration, software engineering, web development, and mobile application development. Demonstrates a deep understanding of a variety of operating systems, including Linux, Windows, macOS, Unix, and mobile platforms like Android and iOS. Adept at working with numerous programming languages such as Python, JavaScript, Java, C++, and more. Excels in creating efficient software solutions, designing and maintaining dynamic websites, and developing cross-platform mobile applications. Possesses a strong ability to optimize performance, ensure security, and deliver exceptional user experiences across diverse technological environments. This comprehensive skill set makes them a valuable asset for addressing complex technical challenges and driving innovation across multiple platforms less
Hire MRARIFAKRAM
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I build clean, functional solutions fast. Specializing in: - Web Development: React, Next.js, Node.js, Python, PHP, WordPress - APIs & Integrations: REST, GraphQL, payment gateways, third-party services - Automation: Scripts, bots, data processing, workflow automation - Cloud & DevOps: AWS, GCP, Docker, CI/CD...I build clean, functional solutions fast. Specializing in: - Web Development: React, Next.js, Node.js, Python, PHP, WordPress - APIs & Integrations: REST, GraphQL, payment gateways, third-party services - Automation: Scripts, bots, data processing, workflow automation - Cloud & DevOps: AWS, GCP, Docker, CI/CD pipelines I focus on understanding your requirements clearly, delivering working code, and communicating progress throughout. Fixed-price projects preferred - you know the cost upfront. Let's build something useful. less
Hire anirudhat
