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Technical Support Engineer with experience specializing in cloud communication solutions, VoIP technologies(3CX,Yeaster,Grandstream,Dinstar,FreePBX), and enterprise IT infrastructure. Strong expertise in Cisco switching and routing, with hands-on experience in designing, configuring, and troubleshooting LAN/WAN environments. Experienced Fortinet (FortiGate) and Sophos Firewall Administrator, skilled in implementing security policies, VPNs, and advanced threat protection. Proficient Windows Server Administrator, with experience in Active Directory, DNS, DHCP, Group Policy, and server maintenance. Proven ability in deploying scalable PBX systems, enhancing customer service through advanced call center solutions, and integrating unified communication platforms.

Hi , With 8+ years of experience in VoIP engineering and telecom infrastructure, I help businesses build, customize, and scale reliable call center and communication platforms ranging from small business deployments to carrier-grade environments. I specialize in designing high-performance VoIP systems, advanced dialer solutions, telecom billing platforms, and cloud-based communication infrastructures that are secure, scalable, and cost-effective. ⭐️ What I Can Help You With 1. VoIP & PBX Solutions - Asterisk, FreePBX, FreeSWITCH, Elastix, Issabel, FusionPBX - 3CX, PBXware, VoIPOffice - SIP Trunking & Carrier Integrations - Multi-server VoIP architecture - High Availability (HA), clustering, failover, and load balancing - Security hardening and system optimization 2. VICIDial & Call Center Development - Complete Inbound, Outbound, and Blended Call Center Setup - VICIDial installation, customization, and troubleshooting - Custom campaign logic and workflow development - Agent interface redesign and UI/UX enhancements - Custom reports and dashboards - VICIBox multi-server clustering - Voice broadcasting and predictive dialing solutions 3. Asterisk Development - Advanced dialplan design - AGI scripting and custom applications - IVR development and automation - Call routing optimization - Conference solutions and WebRTC integrations - Custom webphone development 4. CRM & API Integrations - Twilio, Telnyx, SignalWire, Bandwidth, Plivo, VoIP.ms - CRM integrations and lead management systems - REST API development and automation - Webhook and real-time data synchronization - Third-party call transfer solutions - TrackDrive and custom lead posting integrations 5. Telecom Billing Platforms - A2Billing - ASTPP - VOS3000 - Magnus Billing ⭐️Services include: - Billing customization - CDR processing - Multi-tenant deployments - Reseller management systems - Callback and IVR customization 1. AI Voice Agents & Automation - ElevenLabs - Vapi - AI-powered voice assistants - Conversational AI integrations - Voice workflow automation 2. SMS Solutions - Bulk SMS platforms - SMS broadcasting systems - Two-way SMS applications - CSV-based bulk messaging portals - Twilio, Telnyx, SignalWire, Bandwidth, and VoIP.ms integrations ⭐️ Supported VoIP Providers Extensive experience integrating with major telecom carriers and providers, including: Twilio, Telnyx, SignalWire, VoIP.ms, Bandwidth, Flowroute, RingCentral, Nextiva, Plivo, Anveo, DIDLogic, IDT Express, SIP.US, Vitelity, Voxbeam, Telus, Nexmo, QuestBlue, Switch2VoIP, and many others. ⭐️ Why Clients Hire Me ✔️ 9+ Years of Specialized VoIP Experience ✔️ Deep Asterisk & VICIDial Source-Code Expertise ✔️ Carrier-Grade Deployments & Multi-Server Architectures ✔️ Strong API Integration & Automation Skills ✔️ Fast Troubleshooting & Performance Optimization ✔️ Reliable Communication & Long-Term Support Whether you need a new VoIP deployment, VICIDial customization, telecom billing platform, AI voice integration, or a complete call center solution, I can deliver a stable, scalable, and production-ready system tailored to your business needs. Le'ts have a chat !

I'm an experienced IT Support Specialist with over 3 years of providing remote technical support to users across multiple industries. I specialize in troubleshooting hardware, software, network, email, VoIP, and account-related issues while delivering excellent customer service. I have experience supporting hotel and corporate environments, handling user onboarding and offboarding, account administration, ticket management, and remote troubleshooting. I'm comfortable working independently, managing multiple priorities, and communicating technical solutions clearly to non-technical users. ➡My technical experience includes: ✅ Help Desk & Technical Support (Email, Chat, Phone) ✅ Remote Desktop Support ✅ Windows 10/11 Troubleshooting ✅ Microsoft 365 & Google Workspace ✅ Active Directory / LDAP User Management ✅ User Onboarding & Offboarding ✅ Password Resets & Access Management ✅ Ticketing Systems (HubSpot, Halo) ✅ VoIP Support (Zoiper, Bria, MicroSIP, Sangoma, ConnexOne) ✅ Gmail & Outlook Support ✅ Slack & Microsoft Teams ✅ Zabbix Monitoring ✅OVHCloud ✅ Remote Hardware & Software Troubleshooting I also have experience supporting hospitality technology platforms, including Opera PMS, Marriott GXP, Lightspeed POS, Alice App, Knowcross, Elimiwait, HMS, and Synergy. I take pride in being dependable, detail-oriented, and focused on resolving issues efficiently while ensuring a positive user experience. If you're looking for a reliable IT support professional who can quickly adapt to your systems and provide excellent remote support, I'd be happy to help.

Principal Full-Stack Platform Architect | Telecom, AI Voice, SaaS & Cloud I help startups, telecom providers, BPOs, enterprises, and SaaS companies design, build, deploy, and scale production-ready software platforms. With 20+ years of engineering experience and 90+ successful Upwork projects, I take complete ownership of the engineering lifecycle from solution architecture and UI/UX implementation to backend services, APIs, AI integration, telecom infrastructure, DevOps, cloud deployment, documentation, and long-term production support. Unlike specialists who only focus on one layer of the stack, I build complete business platforms that are scalable, maintainable, secure, and production ready. Whether you need a communication platform, AI Voice Agent, SaaS application, customer portal, enterprise dashboard, workflow automation, or cloud-native backend, I can architect and deliver the complete solution. What I Build Enterprise SaaS Platforms I design and develop complete SaaS products including: Multi-tenant SaaS applications Customer portals Admin dashboards CRM & ERP platforms Contact Center (CCaaS) Hosted PBX & UCaaS Workflow automation platforms AI-powered business applications Internal enterprise systems From MVP to enterprise-scale production deployments. Full-Stack Software Development I provide complete product engineering across frontend, backend, APIs, databases, cloud infrastructure, and production deployment. Frontend: React Next.js Vue.js TypeScript Tailwind CSS Material UI Responsive Web Applications Progressive Web Apps (PWA) Mobile-first UI Backend: Node.js NestJS Python FastAPI Django Laravel Go PHP Database PostgreSQL MongoDB MySQL Redis API Development REST APIs GraphQL WebSockets OpenAPI / Swagger OAuth JWT MCP Servers Webhooks Third-party integrations AI Engineering & Intelligent Automation I help businesses integrate AI into production systems—not just prototypes. I build: AI Voice Agents AI Receptionists AI Customer Support AI IVR Systems RAG Applications Agentic AI Systems Knowledge Assistants Internal AI Platforms AI Workflow Automation AI Document Processing AI Search Platforms AI Technologies OpenAI Claude Gemini Deepgram ElevenLabs LiveKit LangChain LangGraph MCP Prompt Engineering Model Optimization Vector Databases Realtime Voice APIs Telecom & Communication Platforms Telecom remains one of my strongest engineering specialties. I build complete communication platforms not just PBX installations. Technologies FreeSWITCH Asterisk FusionPBX FreePBX VICIdial SIP RTP WebRTC SIP.js ESL AGI AMI ARI Services Multi-tenant PBX Hosted PBX Contact Center (CCaaS) UCaaS AI Voice Platforms Softphones Predictive Dialers Progressive Dialers Call Recording Call Analytics IVR Development Queue Management DID Provisioning Carrier Integration SBC Integration Telecom Billing White-label Telecom Platforms Cloud Infrastructure & DevOps I deploy highly available production environments. Infrastructure Linux Docker Kubernetes Terraform Nginx HAProxy AWS Azure Google Cloud DevOps CI/CD Pipelines GitHub Actions GitLab CI Containerization Monitoring Logging Auto Scaling Production Deployment Release Management Monitoring Prometheus Grafana Loki Alerting Health Checks Performance Optimization Architecture & Technical Leadership I frequently work as a technical lead and solution architect. Services include: Solution Architecture Software Architecture System Design Database Design API Architecture Microservices Event-driven Architecture Multi-tenant Architecture High Availability Disaster Recovery Security Architecture Performance Optimization Documentation & Project Delivery Beyond engineering, I help clients organize and successfully deliver projects. I prepare: Software Architecture Documents Technical Design Documents API Documentation Swagger / OpenAPI Specifications Statements of Work (SOW) Functional Specifications BRD PRD Deployment Guides Infrastructure Documentation QA Plans Technical Proposals Project Estimates Delivery Roadmaps I also work comfortably with: Jira ClickUp Trello Azure DevOps GitHub Projects Linear Confluence Notion Recent Projects Enterprise Multi-tenant CCaaS Platform AI Voice Agent using OpenAI Realtime API Telecom ERP Platform Hosted PBX Platform FusionPBX Custom Development FreeSWITCH Call Routing Engine Enterprise AI Knowledge Platform AI Workflow Automation CRM Integrations Telecom Billing Platform WebRTC Calling Platform Call Center Analytics Dashboard Healthcare Communication Platform Law Firm AI Automation Customer Support Automation Platform Why Clients Hire Me ✔ 20+ years of software engineering experience ✔ 90+ successful Upwork projects ✔ End-to-end ownership from architecture to production ✔ Full-stack development across frontend, backend, APIs, databases, AI, and cloud infrastructure ✔ Deep expertise in FreeSWITCH, Asterisk, FusionPBX, SIP, WebRTC, CCaaS, and UCaaS ✔ Production AI engineering using OpenAI, Claude, Gemini, LangChain, Lang

I help businesses design, troubleshoot, and secure reliable networks so operations stay stable and risk stays low, with 9+ years of hands-on experience across Firewall, VPN, SD-WAN, and pfSense environments. Network & Security Engineer (CCNP) | MikroTik (MTCNA) | Fortinet | Cisco | Monitoring | Windows Server | Cloud I focus on scalable, documented, long-term fixes — not temporary patches — and communicate clearly throughout every project. What I can help you with • Network Design & Troubleshooting — LAN/WAN/Wi-Fi, VLANs, inter-VLAN routing, BGP/OSPF, STP, subnetting, site-to-site connectivity, performance tuning • Firewall Hardening — Fortinet (FortiGate), pfSense, Cisco ASA, UniFi — NAT, DMZ, segmentation, security policy design • VPN & Secure Remote Access — IPsec, SSL, WireGuard, OpenVPN, Xray/V2Ray — site-to-site and remote-access tunnels for distributed teams • SD-WAN & Multi-Site Connectivity — centralized policy management, WAN optimization, resilient failover across branch locations • MikroTik RouterOS & WISP Operations — routing, firewall, QoS/bandwidth shaping, wireless optimization, ISP-grade troubleshooting • Network Automation & Scripting — Python, Git version control, automated provisioning and configuration deployment • Security Assessments & Compliance — vulnerability assessments, penetration test reporting, and hardening aligned to NIST CSF 2.0, CIS Controls v8, and ISO/IEC 27001 • Endpoint & Identity Security — Microsoft 365/Intune device management, endpoint hardening, Active Directory, DNS/DHCP • Monitoring & Alerting — Zabbix, PRTG, SNMP dashboards, proactive issue detection and reporting • Servers & Virtualization — Windows Server, Linux, VMware ESXi, Hyper-V, disaster recovery/backup planning • Cloud & Hybrid Networking — AWS and GCP connectivity, hybrid architecture, migration support Example results delivered • Ransomware recovery + security hardening: recovered 91% of encrypted files and implemented protective controls • Multi-site network (50+ employees): reduced downtime 87% and saved $15,000/year through optimized architecture • Secure VPN rollout (3 countries): enabled remote work for 30+ users across multiple locations How I work • Quick assessment → clear plan → controlled changes → testing → full documentation • Secure-by-default approach and clean, maintainable configurations • Available for one-time projects, ongoing managed services, and urgent troubleshooting Send me a short summary of your environment (devices, number of sites/users, ISP links, current issues/goals), and I’ll reply with a practical plan and next steps.

I help businesses securely connect offices, remote employees, and cloud infrastructure through enterprise VPN, firewall, and networking solutions. With 8+ years of experience and 500+ successful projects, I specialize in Cisco, Fortinet, WireGuard, OpenVPN, IPsec, and GL.iNet technologies that keep businesses secure and connected. 🏆 Trusted by Businesses Worldwide – 500+ VPN & Networking Projects Delivered ✅ 8+ Years of Enterprise Networking Experience 🔒 Secure, Reliable & Production-Ready Network Solutions Are you looking for a network engineer who can quickly resolve VPN issues, securely connect multiple offices, deploy enterprise firewalls, migrate network infrastructure, or optimize cloud connectivity? You're in the right place. I'm a Cisco CCNP Enterprise Certified Network Engineer with over **8 years of hands-on experience** designing, deploying, securing, and troubleshooting enterprise networks for businesses worldwide. I specialize in delivering reliable networking solutions that improve security, performance, and business continuity. Whether you need a one-time network deployment, emergency troubleshooting, or a long-term networking partner, I provide practical, business-focused solutions backed by clear communication and dependable support. Core Services ✔ Remote Access VPN Deployment ✔ Site-to-Site VPN Configuration ✔ VPN Troubleshooting & Performance Optimization ✔ Firewall Configuration & Security Hardening ✔ Enterprise Network Design & Administration ✔ Cloud Networking (AWS & Azure) ✔ Network Troubleshooting & Performance Optimization ✔ Wireless Network Design & Optimization ✔ Network Migration & Infrastructure Upgrades ✔ Network Automation & Documentation VPN & Remote Access Expertise • WireGuard VPN • OpenVPN • IPsec / IKEv2 VPN • Cisco AnyConnect • L2TP VPN • Tailscale • ZeroTier • Remote Access VPN • Site-to-Site VPN • Cloud VPN Connectivity • Multi-Site VPN Deployments • VPN Performance Optimization • Secure Remote Workforce Solutions Enterprise Networking • Cisco Routing & Switching • Cisco Meraki • Fortinet Firewalls • GL.iNet Routers • OpenWrt • VMware ESXi • VLAN Design & Implementation • STP • EtherChannel • HSRP • VRRP • OSPF • EIGRP • BGP • MPLS • NAT • DNS • DHCP • Wireless Networking • High Availability (HA) • Network Monitoring • Infrastructure Migration Security, Cloud & Automation • Firewall Hardening • Security Policy Configuration • AWS Networking • Microsoft Azure Networking • Hybrid Cloud Connectivity • VPN Security Best Practices • Port Forwarding & NAT • Python Network Automation • Infrastructure Documentation • Network Diagrams • Technical Consulting Why Businesses Choose Me ✅ 500+ successful VPN & networking projects delivered ✅ Cisco CCNP Enterprise Certified ✅ 8+ years of enterprise networking experience ✅ Fast troubleshooting with minimal downtime ✅ Secure, scalable, and production-ready solutions ✅ Clear communication throughout every project ✅ Long-term technical support after project completion ✅ Experience supporting businesses across the USA, Canada, UK, Europe, and Australia What You Can Expect ✔ Fast response times ✔ Reliable communication ✔ Professional documentation ✔ Clean and secure configurations ✔ Scalable network architecture ✔ Business-focused solutions ✔ Long-term support when you need it My goal is simple: build secure, reliable, and high-performing network infrastructures that allow your business to operate without interruption. Whether you need to deploy a VPN, configure a firewall, secure remote employees, connect multiple offices, optimize cloud networking, or troubleshoot complex network issues, I'm ready to help. Let's discuss your project and build a secure, scalable, and reliable networking solution tailored to your business.