Jabber Experts For Hire
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Hire bilalabbasi018
I am having more than 5 Years of experience in VoIP domain. Worked in many fortune 500 companies. VoIP: Asterisk,FreeSwitch,Kazoo VoIP Cluster,Kamailio,A2Billing, ASTPP, Auto Dialer. Ringless VoiceMail Expert, Custom Phone Dialers, Custom Auto Dialer. System...I am having more than 5 Years of experience in VoIP domain. Worked in many fortune 500 companies. VoIP: Asterisk,FreeSwitch,Kazoo VoIP Cluster,Kamailio,A2Billing, ASTPP, Auto Dialer. Ringless VoiceMail Expert, Custom Phone Dialers, Custom Auto Dialer. System Admin: Proxmox,VMWare,KVM,XenServer,Apache,Mysql,NginX,HAProxy. Databases: MySQL, Oracle, MongoDB, Redis. Monitoring: Nagios, Zabbix, Homer. Automation: Ansible. XMPP: Ejabberd. Languages: Golang, Python, Lua, Bash. Upwork Profile: https://www.upwork.com/freelancers/~01f022241aba307bff less -
Hire islam3200
Hi, I'm Eng Touhidul Islam. I'm a Top Rated Full Stack Developer with 10+ years of experience helping startups, businesses, and agencies build modern, secure, scalable, and high-performance web applications. I specialize in React.js, Next.js, Node.js, TypeScript, MongoDB, PostgreSQL, and MERN Stack development,...Hi, I'm Eng Touhidul Islam. I'm a Top Rated Full Stack Developer with 10+ years of experience helping startups, businesses, and agencies build modern, secure, scalable, and high-performance web applications. I specialize in React.js, Next.js, Node.js, TypeScript, MongoDB, PostgreSQL, and MERN Stack development, helping businesses build reliable digital products that solve real-world challenges. I don't just write code. I understand your business goals, users, and requirements first, then build solutions that are easy to use, maintain, and scale. From frontend development and backend architecture to database design, API development, third-party integrations, cloud deployment, testing, and ongoing support, I handle the complete development lifecycle. Whether you need a SaaS platform, startup MVP, custom web application, CRM, ERP system, e-commerce platform, marketplace, booking system, admin dashboard, customer portal, or AI-powered application, I can help transform your idea into a reliable product. What I Can Build:--- ➥ SaaS Applications & Multi-Tenant Platforms ➥ Startup MVP Development ➥ Custom Web Applications ➥ CRM & ERP Systems ➥ E-Commerce Platforms ➥ Multi-Vendor Marketplace Platforms ➥ Booking & Reservation Systems ➥ Customer Portals ➥ Admin Dashboards ➥ Business Automation Systems ➥ Real-Time Applications ➥ AI-Powered Applications ➥ REST APIs & Third-Party Integrations Technical Expertise:---- Frontend Development → React.js → Next.js → TypeScript → JavaScript (ES6+) → HTML5 → CSS3 → Tailwind CSS → Material UI → Bootstrap → Redux Toolkit → Zustand → Responsive Web Design Backend Development → Node.js → Express.js → NestJS → REST API Development → GraphQL → JWT Authentication → OAuth Integration → NextAuth.js → Webhooks → Microservices Database Development → MongoDB → PostgreSQL → MySQL → Firebase → Supabase → Mongoose → Sequelize → Database Design & Optimization Cloud & DevOps → AWS EC2 → AWS S3 → AWS Lambda → AWS CloudFront → Docker → Linux → Nginx → CI/CD Pipelines → Vercel → Git & GitHub AI & API Integrations → OpenAI API → Google Gemini API → Claude API → AI Chatbots → AI Automation → AI-Powered Applications → Stripe → Razorpay → PayPal → Twilio → WhatsApp Business API → CRM Integrations → Payment Integrations → Email & SMS APIs 📩 Send me a message or invite me to your project. Let’s build something reliable, maintainable, scalable, and ready for real-world use. less -
Hire ulvarrefr
High experienced software developer on freelance. Network applications, cryptography implementation, geo navigating applications, gambling services, learning management systems, image/audio processing, reverse engineering and many more. Ruby/Rails, Erlang/Elixir, Haskell, C/C++. Linux only, no consalting. CV by...High experienced software developer on freelance. Network applications, cryptography implementation, geo navigating applications, gambling services, learning management systems, image/audio processing, reverse engineering and many more. Ruby/Rails, Erlang/Elixir, Haskell, C/C++. Linux only, no consalting. CV by request for real projects. less -
Hire JunaidBadroodien
JunaidBadroodien JunaidBadroodien
$19 USD / hour
Full-Stack Developer/ WordPress & 3D CADSouth AfricaI build and improve WordPress, WooCommerce and PHP systems, from customer-facing websites to backend functionality, APIs, databases and performance optimization. They are built to attract customers, improve conversions, load quickly, rank effectively, and make running your business easier. From complete website builds...I build and improve WordPress, WooCommerce and PHP systems, from customer-facing websites to backend functionality, APIs, databases and performance optimization. They are built to attract customers, improve conversions, load quickly, rank effectively, and make running your business easier. From complete website builds and WooCommerce stores to speed optimization and bug fixes. Core services: 🟢 WordPress & Full-Stack Development 🔵 WooCommerce & Custom Features 🟣 UI/UX, Landing Pages & Responsive Design 🟠 Speed Optimization and Technical SEO 🔷 Bug Fixes & Website Maintenance 📊 Data Analysis & Reporting 🔍 Web Scraping & Data Extraction I focus on solving the business problem behind the project, not simply completing the requested tasks. Whether the goal is improving an existing website, building an eCommerce experience or fixing technical issues, I focus on making the final result useful, reliable, and aligned with the client's objective. less -
Hire riazmian
Objectives: Pro-active self-starter with IT expertise and solid achievements in network administration, network infrastructure engineering, network security, Servers focus and Cisco Administration. A flexible team player who thrives in a dynamic environment and fosters a culture of learning and knowledge sharing. ...Objectives: Pro-active self-starter with IT expertise and solid achievements in network administration, network infrastructure engineering, network security, Servers focus and Cisco Administration. A flexible team player who thrives in a dynamic environment and fosters a culture of learning and knowledge sharing. Enjoys problem solving and challenges, stays focused on the tasks at hand with attention to detail and follows them through to completion. Skills: Technology Aptitude Highly skilled technology professional with a clear focus in Cisco VoIP equipment, solutions and network management (CCNP Voice), Windows (Desktop and Network OS), VMware and Cisco Hardware UCS with a constant drive to master new technologies and systems. Communication Excellent communicator, with the ability to convey technical concepts to non-technical people. Project Management well skilled and experienced in operating in a defined project environment with an outcomes driven approach which delivers projects on time within agreed budgets Customer Service Ability to listen and respond to customer inquiries, job progress requests, in a helpful and courteous manner. Stakeholder Management An engaging technology professional who can work across a wide range of skill sets from both within the organization and external parties. Leadership & Management Gained the respect of peers, staff and stakeholders by demonstrating expert knowledge, acted as team lead to find solutions and create a rewarding environment where success is strongly aligned to project outcomes. Decision Making Strong capacity for quickly assessing situations and setting in action a plan remedy problems or escalate issues. less -
Hire adriaandehaan
Many years of experience. Proficient in most programming languages, currently focused on C# dotnet core, Java, Javascript and Python. Got some rare skills in GSM, EMV, Banking, PCI, HSM's and other related security aspects. Fast learner and not afraid of a challenge. Enjoys designing high throughput highly available...Many years of experience. Proficient in most programming languages, currently focused on C# dotnet core, Java, Javascript and Python. Got some rare skills in GSM, EMV, Banking, PCI, HSM's and other related security aspects. Fast learner and not afraid of a challenge. Enjoys designing high throughput highly available architectures and cloud based technologies. Big fan of Open Source and hope to one day be able to contribute a bit more. less -
Hire chathudan
Technical Lead with a track record of successfully managing the entire Application development life cycle from defining the product roadmap to final product implementation. CORE COMPETENCIES ● SDLC ● IT Management ● Database Design ● Costing & Budgeting ● Testing/QA/Rollout/Support • Team Leadership ● Information...Technical Lead with a track record of successfully managing the entire Application development life cycle from defining the product roadmap to final product implementation. CORE COMPETENCIES ● SDLC ● IT Management ● Database Design ● Costing & Budgeting ● Testing/QA/Rollout/Support • Team Leadership ● Information Security TECHNICAL SKILLS ● AGILE Methodologies ● Process Improvement ● Systems Engineering ● Requirements Analysis ● Cross-Functional Supervision • Customer Relationship ● Project Management. TECHNICAL SKILLS ● Technology: VoIP / SIP, WebRTC, XMPP, ZeroMQ , Gradle, gRPC ● Programing Languages: Java, Android, NodeJS, Visual C++, Swift, Objective C ● Libraries & Tools: Dragger 2, ButterKnife, EventBus, Crashlytics, Swagger, OrmLite, Vagrant, IDEs, Android Studio, Eclipse, Visual Code, Atom, Servers, Nginx, Ejabberd, iRedMail, Turn/Stun, Apache2, MySQL, Asterisk, Fail2Ban, OSRM(routing engine), Jenkins CI, GitLab. less -
Hire abdelhamidzahra1
abdelhamidzahra1 abdelhamidzahra1
$30 USD / hour
Senior System Engineer CCIE Collaboration # 62659Saudi ArabiaHi everyone, I am a system Engineer with +8 Years’ experience in the Information Technology business markets working in Network Infrastructure & Security and Collaboration Solutions. i will be interested to provide you with a timely and accurate advice, guidance, support and training. I have a solid knowledge and...Hi everyone, I am a system Engineer with +8 Years’ experience in the Information Technology business markets working in Network Infrastructure & Security and Collaboration Solutions. i will be interested to provide you with a timely and accurate advice, guidance, support and training. I have a solid knowledge and experience in Networking (routing and switching), Security and Collaboration gained through a strong educational, professional qualifications and work environment. I have the following certifications: CCIE Collaboration # 62659 CCNP Security Certified CCNP Routing & Switching Certified CCDP Certified MCSA Completed VCP-DCV Completed I can assist you and provide you with all the following: Network Infrastructure Project implementation (Routing, Switching and Security). Network Security Design and Archeticture (HLD, LLD). Maintaining up-to-date status with new technology products. Working on a multi-vendor products and solutions. Design and Implementation Cisco Next Generation firewall. Design and Implementation Palo Alto Firewall. Design and Implementation Fortigate Firewall. Install, configure, and maintain network services, equipment and devices Cisco Routers and Access, distribution and core Switches Establishing and maintaining Site-to-Site VPN, Remote Access IPSEC Tunnels and SSL VPN. Supported and managed an enterprise network consisting of multiple WAN sites using EIGRP and BGP. Configuring Wireless LAN Controller (WLC). Install, configure, and maintain hardware servers (HP, Cisco UCS). Install, configure, and maintain Microsoft Active Directory servers and DNS services (Managing users, groups, assign policies using GPO and DNS) configure Microsoft DHCP Server (IPV4 Pools, adding different options to the pool and Address Reservation). Installation, Configuration and Maintain Cisco Call manager CUCM. Installation, Configuration and Maintain Cisco Unified Contact Center Express UCCX. Provide UCaaS and CCaaS to our Cloud Customers. Install, configure, and maintain Cisco Voice Gateways. Install, configure, and maintain Cisco Expressway. Either you are welcome to visit my LinkedIn profile for more details: https://www.linkedin.com/in/abdelhamid-zahran-30b234a7 Thanks for your valuable time going through my intro and i will be glad to start our communication at earliest. less -
Hire toxi22
Senior Linux System Administrator / Infrastructure Engineer Linux • Apache • Nginx • PHP • MySQL • Docker • Proxmox • VPN • VoIP === Senior Linux System Administrator with 15+ years of experience working with Linux servers, networks, VoIP and web infrastructure. Experience supporting high-load web projects,...Senior Linux System Administrator / Infrastructure Engineer Linux • Apache • Nginx • PHP • MySQL • Docker • Proxmox • VPN • VoIP === Senior Linux System Administrator with 15+ years of experience working with Linux servers, networks, VoIP and web infrastructure. Experience supporting high-load web projects, Asterisk/Vicidial, VPN, hosting and corporate systems, call centers, as well as freelance projects for small and medium businesses, setting up comprehensive monitoring, optimizing security through Cloudflare and automating backups, supporting technical documentation. === Key competencies and technical skills: Web project administration: Managing hosting, VPS/VDS, databases, control panels (cPanel, ISPmanager, FastPanel, etc.). Network services and DNS: Knowledge of working with Cloudflare (managing DNS records, SSL/TLS, configuring Firewall/WAF rules, Page Rules, optimizing caching and DDoS protection). Monitoring and alerting: Setting up and working with monitoring systems (Zabbix or similar), event correlation to minimize notification "noise", log analysis. Mail services: Setting up corporate mail, managing MX, SPF, DKIM, DMARC records to protect against spam and ensure email deliverability. Recovery and backup: Developing backup strategies, regularly checking their integrity and ensuring smooth site migration. === Linux & Infrastructure Linux (Debian, Ubuntu, CentOS) Bash System Administration Infrastructure Management Performance Tuning Web Infrastructure Apache/Nginx PHP-FPM MySQL/MariaDB LAMP/LEMP PHP WordPress HTML/CSS Virtualization & Containers Proxmox VE Docker Docker Compose Virtual Machines Containerized Services DevOps & Automation Git/SVN CI/CD Bash Scripting Python (automation and integrations) Networking TCP/IP VLAN VPN OpenVPN WireGuard XRay/V2RayNG MikroTik EdgeRouter UniFi Mail Infrastructure Postfix/Exim Dovecot Roundcube VoIP Asterisk Vicidal/Vicibox FreePBX SIP GoIP/Elgato/OpenVox GSM Gateways Monitoring Zabbix Microsoft Infrastructure Windows Server 2008/2012/2022 Active Directory (AD) Group Policy (GPO) DNS DHCP Remote Desktop Services (RDS) File Services User Administration PowerShell Windows Administration Automation Additional Technical Experience / Volunteer IT Support Engineer Deployment and maintenance of CCTV systems and DVR/NVR equipment Video surveillance infrastructure troubleshooting and support Network infrastructure setup and support Broadcast setup / Organization and support of online broadcasts Working with vMix, NDI, Dante Server administration Audio equipment setup and technical support of events less -
Hire aytacyu
I am an experienced network and collaboration solution engineer within passion for innovative technologies for 10 years. I have gained broad knowledge on network, voice and video solutions on multi-vendor and multi-cultural environment. Currently I have established my own consultancy company in the UK to provide...I am an experienced network and collaboration solution engineer within passion for innovative technologies for 10 years. I have gained broad knowledge on network, voice and video solutions on multi-vendor and multi-cultural environment. Currently I have established my own consultancy company in the UK to provide consultancy also on Cloud Computing and Automatization. As a freelancer, I can help you on areas like: Scripting, Automatization, Cloud computing, Networking, VoIP, Unified Communications and Contact Center. less
