Over the past 20 years, I have honed my skills in Cisco Unified Communications (UC), becoming proficient in a wide range of Cisco UC technologies, including but not limited to: • Cisco Unified Communications Manager (CUCM) • Cisco Unity Connection (CUC) • Cisco Unified Contact Center Express (UCCX) • Cisco Unified Presence • Cisco Unified Border Element (CUBE) • Cisco Webex Calling and Collaboration • Cisco Expressway • LAN/WAN My professional experience has allowed me to work on diverse projects, from small business VoIP deployments to large-scale enterprise unified communication solutions. I have a solid understanding of VoIP protocols (SIP, H.323), networking principles and security best practices. These are crucial for ensuring the reliability and security of Cisco UC environments.

QUALIFICATIONS SUMMARY: * 15+ years of professional experience in all aspects of the Network implementation including design, integration and implementation of telecommunication systems and their related infrastructure. Including Cisco, Avaya and Yealink phone systems. * 10+ years of SIP, H.323, RTP, SCCP, TCI/IP, QSIG, SRTP and MGCP protocols * 10+ years of working in a VMWare server environment * Familiar with HIPPA, SOX, GLBA, PCI compliance and other guidelines * Creation documentation for the existing network and paging system * Automation scripts using Ansible, Python shell scripting * Effective writing skills; ability to support the development of technically focused, solutions-oriented sales proposals * Demonstrated ability to translate business requirements into technology based solutions * Extensive working knowledge of AT&T company products and services

🚀 Design and Implement Scalable and Resilient Software as a Service (SaaS) Systems 🔎 Audit and Enhance Existing System Architecture and Implementation 💪 𝑰𝒎𝒑𝒓𝒆𝒔𝒔𝒊𝒗𝒆 𝑹𝒆𝒔𝒖𝒍𝒕𝒔 𝒇𝒐𝒓 𝑴𝒚 𝑪𝒍𝒊𝒆𝒏𝒕𝒔' 𝑷𝒓𝒐𝒋𝒆𝒄𝒕𝒔 I have helped my clients design and implement key features of their software systems. For some of my clients, my contributions have maintained sales at expected levels. For others, it helped attract high-value customers. In both cases, the return on investment (ROI) of my work has exceeded six-figure numbers ✌️ 𝑾𝒉𝒂𝒕 𝑴𝒚 𝑪𝒍𝒊𝒆𝒏𝒕𝒔 𝑺𝒂𝒚 “Harut took our complex, legacy code and updated it to comply better with current installations. His task required deep knowledge of kernel mechanics and networking fundamentals. He met all objectives and exceeded expectations.” 𝑪𝒆𝒔𝒂𝒓 𝑪𝒂𝒔𝒕𝒊𝒍𝒍𝒐, CTO and Vice President at Resonate Inc “... I found Harut to be a highly skilled team player. He made great contributions and was well-liked by his team and customers alike. I highly recommend Harut and would hire him again without any reservations…” 𝑨𝒏𝒅𝒓𝒆𝒂𝒔 𝑮𝒓𝒂𝒂𝒆, CTO at Fiftytwo A/S “...He is a true professional, friendly, and capable of understanding obscure and complicated projects with a determination to deliver exceptional work. I would re-hire and recommend him in an instant!..” 𝑴𝒂𝒕𝒕𝒉𝒆𝒘 𝑹𝒐𝒃𝒔𝒐𝒏, CEO at Sphinks Token 🛠️ 𝑷𝒂𝒓𝒕𝒏𝒆𝒓 𝒘𝒊𝒕𝒉 𝑴𝒆 𝒇𝒐𝒓 𝑺𝒐𝒍𝒊𝒅 𝑺𝒐𝒍𝒖𝒕𝒊𝒐𝒏𝒔 As a seasoned IT professional, I excel at designing solutions from scratch or conducting comprehensive audits to identify design flaws and propose improvements. I specialize in clarifying complex use cases and transforming ideas into solid, stable implementations. With over two decades of hands-on experience as a team lead and software architect, I follow the best software development practices. 💰 𝑭𝒍𝒆𝒙𝒊𝒃𝒍𝒆 𝑹𝒂𝒕𝒆𝒔 𝒂𝒏𝒅 𝑪𝒍𝒆𝒂𝒓 𝑪𝒐𝒎𝒎𝒖𝒏𝒊𝒄𝒂𝒕𝒊𝒐𝒏 HOURLY RATE: For projects with unclear or potentially extended scopes. FIXED-RATE: The minimum fixed rate starts at $750. Pricing is based on the growth potential your project can bring to your business. After our initial discovery call, I will provide you with a detailed quote comprising three options: 'GOOD,' 'BETTER,' and 'BEST' - each representing different levels of comprehensiveness. Timely communication is key. I respond to messages within 24 hours and expect the same from you. 🖥️ 𝑬𝒙𝒑𝒆𝒓𝒕𝒊𝒔𝒆 𝒊𝒏 𝑲𝒆𝒚 𝑻𝒆𝒄𝒉𝒏𝒐𝒍𝒐𝒈𝒊𝒆𝒔 Serverless: 🔹AWS Fargate 🔹AWS Lambda 🔹AWS SNS 🔹AWS SQS 🔹API Gateway 🔹Event Bridge 🔹Amazon ECS 🔹Amazon S3 Databases: 🔹PostgreSQL 🔹MS SQL 🔹Amazon RDS Infrastructure as Code: 🔹AWS CloudFormation 🔹AWS CDK Containerization: 🔹Docker 🔹Docker Compose 🔹Kubernetes Monitoring: 🔹ElasticSearch 🔹Kibana 🔹Prometheus 🔹AWS CloudWatch 🔹AWS OpenSearch Programming Languages: 🔹C/C++ 🔹Python 🔹C# 🔹Java 🔹JavaScript Networking: 🔹TCP/IP 🔹VPN 🔹Transport Secure Layer (TLS/SSL) 🔹Load Balancers Security: 🔹Public Key Infrastructure 🔹x.509 certificates 🔹Encryption with Symmetric and Asymmetric algorithms Microservice Orchestration: 🔹Kubernetes 🤙 𝑳𝒆𝒕'𝒔 𝑪𝒐𝒏𝒏𝒆𝒄𝒕 𝒂𝒏𝒅 𝑻𝒓𝒂𝒏𝒔𝒇𝒐𝒓𝒎 𝒀𝒐𝒖𝒓 𝑩𝒖𝒔𝒊𝒏𝒆𝒔𝒔

Professional skills and technique: Primary: Information Technology Programming basics: Visual BASIC, SQL, UNIX Shell, PHYTON, C#, Perl, JAVA Web: Graphics and HTML page creations, PHP+SQL scripts, CGI +SQL programming Operating systems: Windows for workgroups 3.11, Windows9x, Windows NT4.0, Windows 2000 Server, Windows XP, LINUX, FreeBSD, Windows 2003 Server, Windows 2008 Server, Windows 2012 Server, MAC OS X Internet: Protocols (TCP/IP, HTTP, FTP, SMTP, SSH, POP3, IMAP, SIP, H.323), technologies (VPN, VoIP, .NET), security and QOS. Hardware: Various types of PC's based on Intel and AMD processors, storage devices, video accelerators, motherboards, monitors, printers, scanners, modems, network and cable equipment by Compex, D-Link, CISCO, Allied Telesyn, 3Com. Excellent knowledge of wireless networking hardware equipment by CISCO, Proxim, Alvarion, Avaya, SpeedLAN. Knowledge of fiber optic technologies, expertise in design Fiber optic networks for data and video communications.

* Mitel Trainer * MiVoice Business, MiVoice MX-ONE TSE and TSW * MiCollab & Nupoint & MBG & Audio,Video,Web * MiContact Center Business , MiContact Center Enterprise * Ascom IP-DECT & Messaging & Wi-Fi Phones * Mitel Professional Services for EMEA Region * Mitel & Ascom Pre Sales and After Sales Support * Contact Centers and Collab solutions. * Ascom IP-Dect and VoWiFi Phones * Small/Mid/Large PBX System Support * Network-CCNA & Wi-Fi * SIP-H.323 Extensions and SIP Trunk / Advanced * ISDN PRI & BRI Trunks / Advanced * DHCP & VVlan & Subnets * DMZ & EDGE Gateway Configuration * Domain Controller & DNS Configuration * Windows Servers 2012-2016-2019-2022 * Windows 7,8,10 / Advanced * Apple MacOS / Advanced * Apple iOS & Android / Advanced

VoIP Network Engineer over year of experience with specialized troubleshooting skills, I am a highly skilled VOIP Network Engineer with extensive experience in designing, implementing and troubleshooting complex Voice over IP (VOIP) based communication systems. With a strong background in network engineering, I specialize in the design, configuration, and maintenance of VOIP infrastructures that enable organizations to optimize their communication capabilities. I have a deep understanding of VOIP protocols, such as SIP, H.323, and RTP, and possess hands-on experience in deploying and managing various VOIP technologies, including Avaya Communication Manager, Asterisk, and etc. My expertise lies in ensuring high availability and reliability of VOIP networks through meticulous network design, capacity planning, and redundancy strategies. I am proficient in assessing network requirements, conducting network assessments, and providing recommendations for network improvements to enhance voice quality, minimize latency, and reduce jitter. In my role, I am responsible for troubleshooting complex VOIP network issues, including call routing problems, voice quality degradation, and interworking difficulties. I possess excellent analytical skills, utilizing various monitoring tools and network analyzers to identify and resolve network performance problems promptly. I have a proven track record of successfully managing large-scale VOIP deployments, including multi-site environments, and possess a thorough understanding of LAN/WAN Hands-on expertise with Cisco, HP, Dell, Ubiquiti routers, switches, and network devices, as well as Cisco ASA and SonicWall firewall devices.   - Hands-on expertise with Cisco, HP, Dell, Ubiquiti routers, switches, and network devices, as well as Cisco ASA and SonicWall firewall devices.   RIP, EIGRP, OSPF, BGP, GLBP VRRP, HSRP, VLANS, STP, VTP, ACL, and security features are all available. IP Sec site-to-site and remote access VPN on firewalls from Ubiquiti Unifi, SonicWall, PaloAlto, pfSense, and OPNsense. now utilizing VOIP solutions such as FreePBX, Grandstrem, and etc. As a VoIP network engineer, I was in charge of building, setting, and administering Voice over Internet Protocol (VoIP) systems in businesses. My responsibility is to define and install the company's in-house IP telephone communication systems, including their software architecture and hardware components. - Analyzing existing VoIP networks and computer systems. - Developing architecture plans for voice and data services. - Installing network hardware modules including IP and PBX communication servers. - Designing and implementing Cisco Unity systems. - Troubleshooting VoIP network issues. - Analyzing and upgrading network security systems and protocols. - Adding network users and managing company permissions. - Optimizing network installations for future expansion.

As a passionate mobile application developer, I have extensive experience in leadership, native application development, project management, cross-platform applications, and graphic design. Throughout my career, I have honed my skills in these areas through various projects, from developing and launching innovative mobile applications to managing teams and ensuring the timely delivery of projects. One of my key strengths is my ability to lead and motivate teams to achieve their goals. I have experience managing cross-functional teams and collaborating with designers, developers, and project managers to deliver high-quality products. I am skilled in communicating effectively with stakeholders to ensure that their needs and expectations are met. In terms of technical skills, I am proficient in native application development, especially for native Android platforms, as well as cross-platform development frameworks namely Flutter (both iOS and Android). I have experience in designing and developing user interfaces that are both aesthetically pleasing and functional, and I am knowledgeable in the latest trends and best practices in mobile app design. I have experience in managing projects from initiation to completion. I am adept at identifying potential risks and developing mitigation strategies to ensure that projects are delivered on time and within budget. I love my job and am very keen to work my best to satisfy clients' requirements and goals. My objective is that it is a serious commitment for me to handle and complete every client project promptly and accordingly in order to meet their requirement as well as to meet their goals. Overall, I am a highly committed and self-motivated individual who is passionate about mobile app development. I am eager to join a team where I can continue to learn and grow while contributing to the creation of innovative mobile applications that positively impact people's lives. Skill-set: ✔ Native: iOS, Android, Windows8 (Objective-C, Swift, Java, C#), JNI, NDK (C/C++) ✔ Hybrid: Flutter, React Native ✔ Web service: XML/JSON, REST/SOAP ✔ Device, Kit: Bluetooth Low Energy (BLE), iBeacon, Datzing, NFC, credit card reader, MIDI ✔ Cloud backend: Parse, Amazon, Firebase, Foodie, remoteStorage, Twillio, Plivio ✔ Chat & Messaging Engine: XMPP, Jabber, OpenTok WebRTC, Ejabberd, Erlang ✔ Media Streaming: Wowza, SoundCloud, Red5, Icecast ✔ Video/audio/image processing: OpenCV, GPU Image, CoreAudio, EZAudio, Pitch Control, Bass, AVFoundation ✔ Vector graphics processing: SVG, SVGZ, Illustrator ✔ Video/audio streaming, codec: Wowza, Red5, H.323, MPEG-4 ✔ VOIP, Cloud Communication: Twillio, Heroku, Tokbox ✔ Speech recognition, text-to-speech, Siri, OpenEar ✔ HTML5, Ruby on Rails, PHP, ASP, JSP, C# and their frameworks ✔ MySQL, SQLite, Oracle, SQL Server, ODBC ✔ Facebook, Twitter, Linkedin, Instagram, Youtube, Pinterest, Vimeo ✔ Google Map, Foursquare, Geolocation, GPS, Open Street Maps ✔ Cocos2D, OpenGL, Corona, Unity3D, Box2D ✔ Game Center, In-App Purchase, RPG server ✔ iAd, Adwirl, Revmob, Admob, Chartboost, Tapjoy, Flurry, Testflight ✔ Mantis, JIRA, RedMine, BaseCamp, Huddle, Sprint.ly, Github, BitBucket, SVN ✔ Cloud services: iCloud, Rackspace, Zoho CRM, Salesforce, Azure, AWS, EC2, Dropbox ✔ Enterprise Resource Planning (ERP), Cloud POS, Warehouse Management ✔ P2P Payments: Bitcoin, Guldencoin, hivewallet, breadwallet ✔ Online Payment Gateway: PayPal, Authorize.net, Stripe, Venmo, Braintree, Payleap

CCNP Collaboration certified engineer with more than 11 years experience supporting Cisco Unified Communications and Collaboration technologies. Previously worked with a Cisco Gold Partner for 9+ years in both Professional Services and Managed Services consulting roles, installing and supporting VoIP solutions for companies of all sizes. Extensive experience in designing, implementation, upgrading, migrations, administration, and troubleshooting of: • Unified Communications Manager (CUCM) / CallManager • IM & Presence (IM&P) • Unity Connection (CUC) • Unified Contact Center Express (UCCX) • Webex Calling and Webex Control Hub • Emergency Responder (CER) • Expressway for Business to Business (B2B) and Mobile and Remote Access (MRA) • Unified Border Element (CUBE) • Voice Gateway on ISR / ASR • Analog Voice Gateways • UCS-C Rack Servers and Business Edition 6000 / 7000 • Cisco Paging Server, i.e., Singlewire InformaCast • Unified Communications Manager Express (CME) and Unity Express (CUE) • VoIP Protocols: SIP, H.323, SCCP, MGCP, RTP • Cisco IOS and IOS-XE • VMware ESXi and vCenter

As a Senior Unified Communications Domain Architect I am passionate about delivering innovative solutions that drive profitability and growth for my clients. With a keen eye for strategic initiatives that optimize efficiency and productivity, I specialise in navigating the ever-changing digital landscape to develop and implement solutions that deliver measurable results. My expertise in Microsoft Teams interoperability, cloud-based collaboration solutions, network architecture, consulting, design, pre-sales, UC and Video Conferencing infrastructure make me a valuable asset to any organization seeking to streamline communication and collaboration. I have worked with major businesses across various industries, including financial services, government, and enterprise. My dedication to delivering exceptional service and exceptional results has earned me a reputation as a highly skilled UC/VC Engineer. I am eager to continue delivering innovative solutions that assist companies in thriving in today's rapidly changing digital landscape. Specialties: Azure and Google Cloud deployments, Microsoft Teams, Microsoft Teams CVI Interoperability, Pexip, Unified Communications (SIP, H.323, Video, ISDN), Video Conferencing, TelePresence, switching & Routing and Digital Signage, Security and Server Management.

I have 10+ years of experience in iOS and Android programming since the first iPhone SDK release back in June 2007. Also, I bought the very first Android device the same year and immediately started programming mobile applications for both platforms. Over all these years I accomplished amazing 100+ mobile projects successfully. Now, I wanna be one of the top Upwork contractors with all of my work experience and my own technical know-how, providing high-quality products to my business partners. My favorite development method: Agile ( Scrum, XP, DSDM, ASD, TDD, BDD ) Mobile device platform: ✔ iPhone XS Max, iPhone XS, iPhone XR, iPhone X, iPhone 8 Plus, iPhone 8 ✔ iPad Air, iPad4, iPad3, iPad mini ✔ Google Nexus 5, Samsung Galaxy S9, S8, S7, One+ My skill-set: ✔ Native: iOS, Android, Windows8 (Objective-C, Swift, Java, C#), JNI, NDK (C/C++) ✔ Hybrid: PhoneGap, Xamarin, Titanium (HTML5, jQuery Mobile, C#) ✔ Web service: XML/JSON, REST/SOAP ✔ Device, Kit: Bluetooth Low Energy (BLE), iBeacon, Datzing, NFC, credit card reader, MIDI ✔ Cloud backend: Parse.com, Parse SDK, Parse REST, Parse Cloud Code, Amazon S3 EC2 AWS, Firebase, Foodie, remoteStorage, Twillio, Plivio ✔ Chat & Messaging Engine: XMPP, Jabber, OpenFire, OpenTok WebRTC, Ejabberd, Erlang ✔ Media Streaming: Wowza, SoundCloud, Red5, Icecast ✔ Video/audio/image processing: OpenCV, GPU Image, CoreAudio, EZAudio, Pitch Control, Bass, AVFoundation ✔ Vector graphics processing: SVG, SVGZ, Illustrator ✔ Video/audio streaming, codec: Wowza, Red5, H.323, MPEG-4 ✔ VOIP, Cloud Communication: Twillio, Heroku, Tokbox ✔ Speech recognition, text-to-speech, Siri, OpenEar ✔ HTML5, Ruby on Rails, PHP, ASP, JSP, C# and their frameworks ✔ MySQL, SQLite, Oracle, SQL Server, ODBC ✔ Facebook, Twitter, Linkedin, Instagram, Youtube, Pinterest, Vimeo ✔ Google Map, Foursquare, Geolocation, GPS, Open Street Maps ✔ Augmented Reality: Vuforia, Metaio ✔ Cocos2D, OpenGL, Corona, Unity3D, Box2D ✔ Game Center, In-App Purchase, RPG server ✔ iAd, Adwirl, Revmob, Admob, Chartboost, Tapjoy, Flurry, Testflight ✔ Mantis, JIRA, RedMine, BaseCamp, Huddle, Sprint.ly, Github, BitBucket, SVN ✔ Cloud services: iCloud, Rackspace, Zoho CRM, Salesforce, Azure, AWS, EC2, Dropbox ✔ Enterprise Resource Planning (ERP), Cloud POS, Warehouse Management ✔ P2P Payments: Bitcoin, Guldencoin, hive wallet, breadwallet ✔ Online Payment Gateway: PayPal, Authorize.net, Stripe, Venmo, Braintree, Payleap ✔ Mobile Game Genre: Casino Slot machine, Poker, Chess, RPG, Arcade