TECHNICAL SKILLS

• JavaScript
• ES6
• React
• JSX
• React Native
• Webpack
• Grunt
• Gulp
• NPM
• Node
• Express
• Mocha
• Chai
• NoSQL
• MongoDB
• Mongoose
• CSS
• BootStrap
• Git
• Babel
• MySQL
• HTML
• Sequelize
• SQL
• jQuery
• Travis CI
• Karma
• PostgreSQL
• Socket.io
• JQuery
• AJAX
• AWS
• AWS Lambda
• Serverless Computing

PROFESSIONAL EXPERIENCE

Front End / React UI /UX Javascript Developer

Responsibilities:

• Build great online seamless user experiences using modern frameworks and libraries.
• Build Single Page Applications (SPAs) and PWA using react, redux, Javascript (ES6) with backward compatibility and polyfill provided by Babel, node, Express, MongoDB
• Convert applications from Angular 1.X to React 16.0
• Design, implement and manage documentation for hundreds of stateful and stateless components along with redux, redux thunk, redux saga state management
• Develop and deploy apps to cloud using Docker containers
• RESTful API design and development using Node and Express
• Debug complex production issues using Chrome debugger tools and other custom in house debugging tools and libraries.
• Test components using Jest and Enzyme to make sure they are production ready and peer review the code and flow.
• Develop new styled components to replace to legacy applications and simultaneously migrate it to react.
• Design and manage web REST APIs
• Translating designs and wireframes into high quality code.
• Developing new user - facing features using React.js
• Transitioned monolithic, ES5 code base to service-based, ES6 (type-based via Flow) modular Node API
• Added server-less functions for time-consuming, large-scale changes and maintenance, thereby offloadingserver (AWS Lambda) and database (site-wide queries, SEO optimization) stress

Front End / React UI /UX Developer

Responsibilities:

• Integrated Twilio voice/sms API in application for 2 factor authentication and accessing other micro services
• Create intuitive, simple and effective designs via wireframe and mockup tools, working directly with Product Management, and then follow through with implementation.
• Migrate legacy applications with new single page application design using react and node.js.
• Build cross browser compatibility for the application Mozilla, Chrome, Safari and IE .
• Worked with HTML5, CSS3, JSP, XML, JSON, JavaScript, JQuery, AJAX, andReact.JS for developing user interface.

Sr UC / Unified Communications /VOIP OR Voice Engineer/Architect

Responsibilities:

• Implemented new changes in Cisco Prime Collaboration manager
• Set up new Singlewire informacast paging system for different buildings on campus for operators to page
• Use tools such as BAT and TAPS and tools to import large number of users between clusters
• VCM and Munder traders use Turrets which was critical part of project. I configured TSS and configured trader Turret systems with VCM configuration.
• Integrate Munder office, enable intra office calling, install new phones and configure users
• Design and implement high level, network level, logical diagrams, work with Cisco account managers, network, firewall and security team to make sure everything works and is secure
• Make a project plan which will include ordering and turning up new circuits, test failover
• Troubleshoot telepresence end points and gateways such as TMS and Express E and C
• Troubleshoot, maintain, upgrade and provide solutions to complex hardware and software problems related to Cisco CUCM, Unity and other components of UC
• Consolidated 250 disparate PBXs under common platform and management
• Upgraded Entire VoIP infrastructure from 7.0 to 8.6 to 10.5.2 including 100 seat busy UCCX call center without interruptions
• Installed and deployed UCS server with VMWare ESXi 5 and created VM machines using OVA templates
• Implemented F5 Big-IP LTM for load balancing UC Servers
• Build and designed a UC Lab with Lync and Cisco UC components.
• Lab is designed to test how multiple vendor solutions work to provide best recommendation to clients
• Day to day troubleshooting and maintenance of Cisco Call Center and IP Telephony Environments
• Wrote new complex UCCX Scripts from ground up for customers
• Developed and implemented QoS solution for prioritizing voice and video traffic
• Implementing design, migration and delivery plans.
• Assisted in writing BOM, Proposals and RFP
• Currently leading effort to move entire company from PRI to SIP trunks

Confidential, Framingham MA

Senior Lead Technical Engineer

Responsibilities:

• Configures and test dial plans, voice gateway using H323, SIP and MGCP in call manager.
• Troubleshoot, maintain, upgrade and provide solutions to complex hardware and software problems related to Cisco CUCM, Unity and other components of UC
• Develop and implement technical architecture and network design supporting Unified Comm
• Responsible for reactively monitoring customer IP Telephony and Call Managers to provide fault isolation and remote troubleshooting
• Implementing design, migration and delivery plans.
• Resolve complex customer voice /Collaboration related tickets
• Upgraded Voice Network for Kings and Spalding Law Firm ( 3000 Phones) from Alcatel to Cisco

Confidential, Arlington VA

Lead Network / Voice /VoIP Engineer

Responsibilities:

• Configures and test dial plans, voice gateway using H323, SIP and MGCP in call manger.
• Responsible for reactively monitoring customer IP Telephony and Call Managers to provide fault isolation and remote troubleshooting
• Worked with remote offices to implement their new VoIP phones, Unity Voice Mail and Voice Gateways
• Responsible for VOIP infrastructure including Cisco Call Manager (7.1(x), 8+), Cisco Unity(5 and 8+)
• Manage all PRI / T1/ FXO /FXS circuits for all entire VoIP infrastructure
• Lead projects such as office relocations, new build-outs, system upgrades etc including migrating 7000 users from CCM 4.x to CUCM 7.x
• Designs, optimize, implement, and troubleshoot Cisco Unified Communication Solutions including call processing, video teleconference, voice gateways and LAN/WAN infrastructure
• Member of a 6 person based team responsible for supporting the LAN/WLAN/WAN operations of the Confidential network infrastructure. WAN technologies included a global MPLS WAN, Frame-Relay, TDM Leased Lines and ISDN. 170+ remote locations. 1 of 2 engineers primarily responsible for network operations.
• Responsible for troubleshooting outages for users campus-wide. Utilized Fluke network test devices to analyze LAN drop connectivity issues for workstations and enterprise level equipment
• Cisco 6500 series chassis multi-layer switching (MLS), Cisco 3750 switches, 2900 series switches, 4000series switches
• Responsible for managing Solarwinds network monitoring software / paging system
• Responsible for managing the Cisco IPTV solution campus-wide. Maintained Cisco IP TV servers and managed PIM multicast environment utilizing PIM sparse-mode and IGMP. Migrated the Cisco IPTV solution to newer VBRICK technology to enhance capabilities, picture quality, and reliability
• Responsible for converting 300+ Cisco devices from telnet enabled login to SSH only enabled logins for security audit purposes and writing the ACL's to limit access to specific IP subnets.
• Primarily responsible for network operations of Confidential, as well as the primary network engineer responsible for the operations of the corporate headquarters LAN and Datacenter based in Washington DC and Arlington VA
• Project manager and lead in designing, configuring, and successfully implementing newbranch networks based on Cisco best practices and team standards to support of Network Refresh. This included creating the network design from the ground up based on site requirements, configuring all the equipment, implementing the equipment, migrating existing WAN/LAN/WLAN infrastructure to the new infrastructure, and managing cabling vendor. 10 complete successful rollouts and migrations were accomplished within 12 months.
• Project manager and lead in designing, configuring, and successfully implementing all new WLANs in North America utilizing Cisco 4400 series wireless LAN controllers (WLC), Cisco 1242 LWAP, and Cisco wireless control server (WCS). Worked with security and Microsoft teams to authenticate users through Cisco ACS using LEAP and Microsoft Active Directory, as well as implementing WLAN security using industry standard encryption.
• Responsible for successfully upgrading our core network hardware, and IOS in an effort to expand datacenter bandwidth for support of VMware rollout. Responsible for configuration, installation of all Cisco switches and routers supporting VMware server migration project.
• Managed project to ensure all network documentation at 170+ sites (Visio diagrams, building CAD drawings, etc) was accurate and up to date

Confidential, Ashburn VA

Senior Network Wireless Engineer

Responsibilities:

• Member of a team responsible for supporting the wireless network operations multiple air force bases, as well as several remote WAN sites via T1 and T3.
• Responsible for designing, configuring and maintaining wireless LAN project using Aruba equipment
• Primarily involved in the implementation of and troubleshooting of US Air Force Bases wireless networks following both Cisco best practice design, and strict FIPS and DOD network standards.
• This included consulting and giving direction to network engineers and contractors, as well as doing router, switch and firewall configurations and troubleshooting on a daily basis.
• Our team was responsible for providing the router, switch and firewall, VPN, IDS, triangulation configurations to Air Force Bases to deploy in their wireless network environment
• Responsible for managing and updating all network documentation, including MS Visio diagrams, equipment, and logical design information for projects I was involved in.
• Responsible for managing and approving network change requests pertaining to wireless from site level engineers

Confidential

Network Analyst

Responsibilities:

• Network analyst supporting UMD campuses
• Collaborated with Network Operations Center (NOC) to resolve network outages and issues
• Responsible for consolidation and reorganization of 6509 distribution layer switches
• Cisco 00 series routers/multi-layer switches, Cisco 2900 series switches
• Responsible for planning, configuring, and troubleshooting emergency OOB access to remote site routers via dial-up modems.