Hire the Best Sparx Systems Enterprise Architect Specialists

Hello, Thanks for visiting my profile. This is Abid Ur Rehman, a certified Asterisk Developer DCAP, VoIP Consultant, VICIDial, FreePBX SCE, 3CX v18 and v20 Certified Advanced Engineer, Elastix ECE, GoAutoDial, The SIP School SSCA, PBXWare, A2Billing, FreeSWITCH, Twilio, FusionPBX, ASTPP, Network CCNA, Windows Servers MCSE, and Linux RHCE certified expert. I graduated with a BS in Telecommunication and an MSc in Telecommunication Networks. Having over 13 years of VoIP/Linux/IT/network planning, design, development, deployment, optimization, administration, and support experience in top-notch organizations such as Telappliant Ltd., Cybergen, SCB Global, Dialer360, and Astericom. Skills and Certification: IP PBX: 3CX, Asterisk, FreePBX, Elastix, PBXware MT, FreeSWITCH, FusionPBX, Issabel, VoIPOffice AI Agents/Integration: ElevenLabs, Vapi SMS Blast/Broadcast using SignalWire, VoIP.ms, Telnyx, Anveo, Bandwidth, Plivo, Skyetel, Twilio, VoxTelesys, BulkSolutions, Flowroute, Intelepeer, and BulkVS Telecom Billing: A2Billing, ASTPP, VOS3000, and Magnus Billing. Dialer: VoiceBroadcast, VICIDial, GoAutoDial, VICIBox Multi-Server Clustering, Dialer360, Primo Dialer IP Phones: Aastra, AND phone, Algo, AudioCodes, Cisco, Cisco/Linksys, CloudTC, Cortelco, CyberData, Digium, H-Tek, Incom, Intelbras, Konftel, Mocet, Norphonic, Obihai, Panasonic, Patton, Phoenix Audio, Polycom, Snom, Thomson, Unidata, Uniden, VTech, Xorcom, Yealink, Yealink/Dreamwave IP PBX (hardware): Sangoma PBXact UC / FreePBX, Elastix IP PBX, Grandstream UCM, Yeaster S-series, Renegadepbx-1U-Appliance-with-FreePBX, Patton's gateways VoIP Providers: USA and Canada: Astericom, Twilio, VoIPdotms, Switch2VOIP, SignalWire, Anveo, Alcazarnetwork, voxbeam, Telus, RingCentral, Call Centric, Voyant (Vitelity), Nextiva, bandwidth, Altotelecom, FlowRoute, QuestBlue, sipdotus, DIDLogic, Nexmo, Plivo, siptrunkdotcom, Telnyx, IDTExpress, Zadarna SMS and Bulk SMS: I can write code for you to send and receive SMS using any Asterisk and FreeSWITCH server and through popular providers like Telnyx, Twilio, Bandwidth, VoIPdotms, and SignalWire. For bulk SMS, I can set up a code with the front end for sending bulk SMS from a CSV . UK: Fuse 2, BT, VoIPTalk, DrayTEL, Telappliant, Gamma, sipgate, VoIPFone, VoiceFlex, Voicehost, Brightstar, Yellowgrid, Gradwell, T4com Ltd, Voxbeam, and Spitfire Linux Distros: CentOS, Redhat EL, Ubuntu, OpenSUSE, Debian, Back Track (Kali Linux) Windows machines: Windows Server 2012 and 2016, Windows Desktop 11, 10, 8, 7, and XP. Cloud Platforms: AWS EC2 and LightSail, GCP, Vultr, BlueHost, HostGear, Hetzner, and Digital Ocean Coding: PHP, MySQL, Lua, XML, JSON, HTML I would be very happy to assist start-ups as well as SMEs in achieving their goals and business objectives. Thank you!!

I help businesses build reliable, scalable communication systems and web applications by combining deep expertise in VoIP (3CX & Yeastar) with full-stack development and API integrations. With 6+ years of experience in 3CX, hands-on expertise in Yeastar Cloud PBX, and 3+ years in full-stack development, I specialize in delivering end-to-end solutions — from telephony infrastructure to CRM integrations and custom dashboards. 🔥 What I Can Do For You ☎️ VoIP & PBX Solutions (3CX + Yeastar) 3CX setup, configuration & troubleshooting (V18/V20) Yeastar Cloud PBX deployment & management SIP Trunk integration (Twilio, Telnyx, Flowroute, etc.) IVR, Call Queues, Ring Groups, Call Routing Predictive / Progressive Dialer setup Call recording, reporting & analytics Multi-tenant PBX architecture DID management & call flow optimization 💻 Full Stack Development Backend: PHP, Node.js, Golang Frontend: JavaScript, HTML, CSS, Bootstrap, Tailwind Database: MySQL, PostgreSQL Build scalable CRM systems & dashboards WebRTC / SIP dialer development Real-time systems & automation workflows 🔗 API Development & Integrations (Swagger/OpenAPI) REST API design & development Swagger/OpenAPI documentation CRM integrations (Zoho, Salesforce, Monday, etc.) Webhooks, automation, and data sync systems 🌐 WordPress Development Custom theme & plugin development Website optimization & speed improvements API integrations with WordPress Business websites & landing pages 💡 Why Clients Choose Me ✔ 6+ years in VoIP & telephony systems ✔ Strong backend + infrastructure understanding ✔ Fast troubleshooting & problem-solving ✔ Clean, scalable, production-ready solutions ✔ Excellent communication & long-term support 📌 Recent Work Highlights Built multi-company 3CX dialer system with CRM integration Deployed Yeastar Cloud PBX for international clients Developed VoIP analytics dashboards & call tracking systems Integrated Twilio / Telnyx with custom applications Created API-driven automation workflows using webhooks 🎯 Let’s Work Together If you need help with: Setting up or fixing your 3CX / Yeastar PBX Building a custom dialer or VoIP system Integrating APIs or CRM systems Developing a scalable web application 👉 Send me a message — I’ll provide a clear solution quickly.

Technology and contact center operations leader with 9+ years of experience building, scaling, and optimizing high-volume customer service and outbound environments across legal, healthcare, and BPO industries. Specialized in Five9 administration, dialer optimization, IVR design, campaign management, AI automation, CRM integrations, reporting, workforce operations, and telephony infrastructure. Extensive hands-on experience managing inbound, outbound, blended, and digital contact center environments while driving SLA performance, operational efficiency, and customer experience improvements. Strong background leading distributed teams across Latin America and partnering directly with executive leadership to implement scalable operational and technology strategies. Experienced in troubleshooting complex telephony environments, improving agent productivity, reducing abandon rates, optimizing dialing performance, and automating business workflows. Platforms & Technologies: • Five9 • Genesys Cloud • RingCentral • Zendesk • Noble Systems • CRM & API Integrations • IVR & Routing Logic • Workforce & QA Operations • AI & Workflow Automation I bring both the operational leadership and the technical depth needed to improve contact center performance, streamline processes, and support business growth.

🚀 SENIOR FULL-STACK AUTOMATION ENGINEER — AI · CRM/ERP · DevOps I build production AI agents, automation workflows, and end-to-end integrations as ONE technical partner — instead of clients juggling 3-4 specialists who blame each other when systems break. Trusted across 20+ verticals since 2019. 📊 TRACK RECORD (6+ years on Upwork) ✅ $1M+ earnings · 462 projects ($2K → $500K range) · 16,635 hours logged ✅ 100% Job Success Score · Top Rated Plus ✅ 5,000+ workflows deployed · $5M+ saved · 100K+ hours of manual work eliminated ✅ AI agents in production handling 10,000+ calls/month ✅ Certified partners: Monday, Make, Vapi, Retell AI, Palantir Foundry ✅ Supported by Retailbox team (15K+ combined hours) for surge capacity ✅ Average response under 4 hours · US East Coast (West Palm Beach, FL) ✅ Available 10-30 hrs/week or full-time burst engagements 🏆 RECENT WINS (anonymized) • AI Copilot for $500M+ investment portal — Salesforce + SharePoint + RAG, 4-month build • Multi-tenant AI SaaS for elder care lead intelligence — scraping + AI scoring + dashboard • Healthcare wound care platform — HIPAA-compliant, mobile + EMR + AI transcription • Estate Planning AI Copilot — Claude + custom legal workflows for law firm • B2B Outbound System — Apollo + Clay + Smartlead + AI personalization, 1,000+ leads/week • ERP transformation — QuickBooks → Tryton migration, custom Python pipeline • AI Acquisition Engine — Multi-source enrichment + LLM scoring for B2B sales team 🌐 INDUSTRIES Home Services & Trades (HVAC · Plumbing · Electrical · Roofing · Solar · Pool · Painting) · Healthcare & Medical (Clinics · Pharmacy · Health Insurance · EMR · HIPAA) · Financial Services (Mortgage · Insurance · Investment · Crypto · Payments) · Manufacturing (Cabinet · Furniture · Steel · Civil Engineering) · Real Estate & Property · Marketing & Sales Agencies (GHL · HubSpot) · Construction & Contractors · Legal & Compliance · Retail & E-commerce (Shopify · Amazon · WooCommerce) · SaaS & Tech Startups · Telecom · Trucking · and more. 🤖 WHAT I DELIVER AI Engineering • Custom AI agents (Claude, GPT, Gemini) with tool calling • MCP server development for enterprise systems • RAG with vector databases (Pinecone, Weaviate, Qdrant, pgvector) • LangChain, LangGraph, CrewAI orchestration • I use Claude Code, Cursor, Codex daily — ship 5× faster Workflow Automation • n8n, Zapier, Make, Windmill, Power Automate • Custom Python/Node replacing fragile no-code chains • ETL pipelines (CRM ↔ data warehouse, AI training data, ERP migrations) • Event-driven systems, drip campaigns, scheduled reports CRM/ERP Integration & Architecture • HubSpot, Salesforce, Zoho, Monday, Pipedrive, Dynamics 365, GHL, Close CRM • NetSuite, Odoo, QuickBooks, Xero, Stripe • Field service — ServiceTitan, Jobber, Housecall Pro • Healthcare — eClinicalWorks, FHIR, HL7 • Multi-system architectures (5+ platforms unified) Full-Stack Development • React, Next.js, Node.js, Python, FastAPI, Django • Mobile — React Native, native iOS/Android • AI dashboards, admin panels, internal tools • PostgreSQL, MongoDB, Redis DevOps & Cloud • AWS, GCP, Azure · Docker, Kubernetes, CI/CD • Production monitoring, observability, security • HIPAA / SOC2 / PCI-aware integrations Voice AI — Vapi, Retell AI, Bland AI, Twilio (when use case fits) 🎯 COMMON ASKS • Claude/GPT integration into your app or CRM • AI SDR that books meetings (Apollo + Clay + Smartlead + Claude) • RAG chatbot trained on your company data • CRM automation with AI lead scoring (HubSpot/SF/Zoho/GHL) • Field service workflow (ServiceTitan/Jobber + AI) • Internal AI dashboard for ops team (Retool/custom) • Migrate Zapier/Make spaghetti to maintainable code • AI-powered mobile MVP (React Native + Claude) • Voice AI receptionist (Vapi or Retell + CRM sync) • ETL pipeline (QuickBooks/NetSuite ↔ data warehouse) • Custom MCP server for your team's Claude 🎯 IDEAL FIT I serve all sizes: • SMB ($1K-$10K) — small but specific automation that pays back fast • Mid-market ($10K-$100K) — multi-month engagements, multi-system builds • Enterprise ($100K-$500K+) — strategic platform builds, AI-native systems Engagement models: • $2K-$15K fixed scope (1-6 weeks) • $50K+ for AI/full-stack platform builds • $95-125/hr fractional (10-30 hrs/week, weekly Slack sprints) • Long-term Tech Support retainers 💼 HOW I WORK Week 1 — discovery + architecture · Week 2-N — weekly build sprints with daily Slack · Final week — production deploy with docs, tests, handoff. You own the code (zero agency lock-in). Available for ongoing maintenance OR clean handoff to your in-house team. 💬 NEXT STEP Send a 2-3 sentence brief: what you're building, your current stack, and the specific problem you want solved. Loom walkthroughs, existing repos, and architecture diagrams welcome.

🏆 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 - Delivering nearly a 𝗱𝗲𝗰𝗮𝗱𝗲 𝗼𝗳 𝗢𝗿𝗮𝗰𝗹𝗲 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 and 𝗼𝘃𝗲𝗿 𝟭𝟱+ 𝗽𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗰𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 across the 𝗢𝗿𝗮𝗰𝗹𝗲 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝘀𝘁𝗮𝗰𝗸 - covering development, integration, implementation, consulting, and AI-driven enterprise automation for mission-critical systems. Whether you're modernizing Oracle ERP, building enterprise web applications, integrating third-party systems, or creating AI assistants that interact securely with your data, I deliver scalable, secure, and production-ready solutions. 📊 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝘆 𝗧𝗿𝗮𝗰𝗸 𝗥𝗲𝗰𝗼𝗿𝗱 • Performed process discovery, feasibility analysis, and solution design for automation candidates across multiple business functions. • Architected AI agent development and automation workflows using n8n and custom bots. • Integrated global CRM platforms (including NetSuite, Salesforce, and Creatio). • Designed and delivered end-to-end EBS to POS integrations for NIKE, ADIDAS, LEVI'S, and PUMA retail operations in Bangladesh (Oracle EBS R12.2.x). • Built and deployed RPA solutions in UiPath Studio + Orchestrator, improving process automation by 40% • Core team member on an Oracle Fusion Cloud Supply Planning implementation. • Developed multiple customized systems across government and enterprise clients. • Delivered inbound/outbound integrations across EBS and Fusion Cloud using OIC, VBCS, FBDI, and BI Publisher. • Completed multiple end-to-end data migration projects. • Top Rated with a 100% Job Success Score on Upwork. 🏢 𝗖𝗼𝗿𝗲 𝗔𝗿𝗲𝗮𝘀 𝗼𝗳 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 • 𝗢𝗿𝗮𝗰𝗹𝗲 𝗙𝘂𝘀𝗶𝗼𝗻 𝗖𝗹𝗼𝘂𝗱 𝗣𝗮𝗮𝗦 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: OIC, Fusion Cloud APIs, VBCS, PCS, FBDI, HDL, BI Publisher, OTBI • 𝗥𝗣𝗔 & 𝗔𝗜 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻: UiPath Studio, UiPath Orchestrator, Process Discovery, n8n AI automation • 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Oracle APEX, Oracle ADF, OAF, Oracle Forms/Reports 6i–12c, PHP, Laravel • 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 & 𝗪𝗲𝗯 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀: REST/SOAP APIs, Web Services, Microservices, ORDS, Oracle SOA Suite • 𝗜𝗻𝘁𝗲𝗿𝗳𝗮𝗰𝗲𝘀 & 𝗖𝗼𝗻𝘃𝗲𝗿𝘀𝗶𝗼𝗻𝘀: Standard APIs, Open Interface tables, data conversions, WebADI • 𝗢𝗿𝗮𝗰𝗹𝗲 𝗘-𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗦𝘂𝗶𝘁𝗲 (𝗘𝗕𝗦 𝗥𝟭𝟮.𝟮.𝘅): Purchasing, iProcurement, iSupplier, Sourcing, Inventory, Landed Cost Management (LCM), Order Management, Advanced Pricing, AP, AR; P2P and O2C cycles; RICEW development (Reports, Interfaces, Conversions, Extensions, Workflows) • 𝗢𝗿𝗮𝗰𝗹𝗲 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 𝗖𝗹𝗼𝘂𝗱 (𝗢𝗜𝗖): real-time and event-driven integrations, ORDS, inbound/outbound interfaces, middleware • 𝗣𝗟/𝗦𝗤𝗟 & 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲: SQL, PL/SQL, Oracle Database 10g–19c, BI/XML Publisher, Oracle Workflow, WebLogic Server administration 📋 𝗠𝘆 𝗘𝗻𝗴𝗮𝗴𝗲𝗺𝗲𝗻𝘁 𝗣𝗿𝗼𝗰𝗲𝘀𝘀 Every architecture is unique. My approach centers on deep technical assessment, clear risk identification, and structured remediation: ▪️Discovery & Architecture Audit: Map out dependencies, evaluate configuration drifts, and identify security or compliance gaps. ▪️Strategic Blueprinting: Deliver a pragmatic roadmap aligning technical execution with regulatory and operational requirements. ▪️Execution with Zero Disruption: Implement, migrate, or harden the stack using proven change-management strategies to maintain business continuity. ▪️Documentation & Knowledge Transfer: Provide clear, audit-ready SOPs and technical documentation so your internal teams can maintain operations cleanly. ✉️ 𝗟𝗲𝘁'𝘀 𝗧𝗮𝗹𝗸 If you are looking to modernize Oracle systems, integrate fragmented platforms, or build a scalable enterprise application ecosystem, I can help you design and deliver it end-to-end. Click the “𝗜𝗻𝘃𝗶𝘁𝗲” or “𝗠𝗲𝘀𝘀𝗮𝗴𝗲” button. Please include a brief summary about the current systems you need assistance with. If you have new ideas or projects, it helps to have a short summary of what the system or process needs to do.

I help startups and enterprise teams turn complex ideas into production-ready SaaS platforms. 𝟮𝟱+ 𝘆𝗲𝗮𝗿𝘀 | 𝗘𝘅-𝗩𝗲𝗿𝗶𝘇𝗼𝗻 / 𝗛𝗖𝗟 𝗣𝗲𝗿𝗼𝘁 𝗦𝘆𝘀𝘁𝗲𝗺𝘀 | 𝟰 𝗦𝗮𝗮𝗦 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀 𝗹𝗮𝘂𝗻𝗰𝗵𝗲𝗱 | 𝟲𝟲+ 𝗨𝗽𝘄𝗼𝗿𝗸 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 – 𝟭𝟬𝟬% 𝘀𝘂𝗰𝗰𝗲𝘀𝘀 | 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 | 𝗧𝗢𝗚𝗔𝗙 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗲𝗱 𝗘𝗔 I don’t just design systems — I take ownership of delivery outcomes. 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝗪𝗼𝗿𝗸𝗲𝗱 𝗙𝗼𝗿: Telecom, Logistics, Strategy Management, Supply Chain, Agri-tech, Healthcare, Real estate etc. I have worked in the past for clients from accross the world (Esp: United States, Middle East, United Kingdom, Australia, India). Currently, as a solopreneur and freelancer, I am involved with multiple clients supporting them with the following: 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗣𝗿𝗼𝘃𝗶𝗱𝗲𝗱 🌟Software Product Strategy, 🌟SAAS Product Development, 🌟Enterprise architecture, 🌟Solution/ Technical/ Cloud Architecture, 🌟AI Product Management 🌟Software Audit, Review, Assessments 🌟Agile Project Management 𝗪𝗼𝗿𝗸 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 🌟Enterprise Architecture Services from 2015 till now 🌟Principal Architect with Verizon India (2006 - 2015) 🌟Sr. Architect at Emirates Airlines IT from 2004 - 2006 🌟Full Stack Developer at HCL Perot Systems from 2000 - 2004 𝗩𝗮𝗹𝘂𝗲 𝗣𝗿𝗼𝗽𝗼𝘀𝗶𝘁𝗶𝗼𝗻 I design and implement scalable, efficient, and innovative technology solutions that align with your business objectives. With a proven track record in orchestrating successful IT transformations, I specialize in optimizing system performance, enhancing user experiences, and maximizing return on investment. By bridging the gap between complex technical requirements and strategic business goals, I enable organizations to achieve operational excellence and drive sustainable growth.