Jan 2023 – Present · 3 yrs 3 mos

Feb 2020 – Feb 2023 · 3 yrs

Dec 2016 – Jul 2021 · 4 yrs 7 mos · San Francisco

• Led Marketplace - Driver Pricing responsible for Driver Surge, Supply Positioning, Real-time Trip Pricing & Incentives, and Global Competitive Intelligence. Responsible for building the infrastructure, ML models, experimentation systems, and product surfaces that bring and keep drivers on platform. Rapidly scaled teams and products into new geos.
• Built real-time products and experiences that are used by and impact every driver on Uber's platform.
• The Marketplace Team (https://www.uber.com/marketplace) is the foundation for Uber's network of riders and drivers.
• https://eng.uber.com/machine-learning

Mar 2015 – Nov 2016 · 1 yr 8 mos

• Head of Network Analytics/Modem Intelligence + 3G/4G Engineering Lead
• Led cross-organization efforts to develop products and IP using real-time on-device ML. Launched on-device dropped call predictors, intelligent technology switching for VoWiFi, & ML-based failure detection models to reduce power consumption.
• Developed technical strategy and scaling of ML product portfolio using crowd-sourced mobile device and network data to create new features for new verticals including IoT, Small Cells, Automotive, and Healthcare.
• Led global engineering teams responsible for network and chipset optimization, user/application experience profiling, and strategic network deployment guidance to increase adoption of wireless technologies.
• General Manager - Verizon Wireless Account
• Development of professional services products for Tier 1 operators to accelerate Qualcomm technology adoption. Project scoping, technical strategy, and program management of multi-year strategic network design and optimization professional services.
• Managing $50M+ budget and leading multiple technical teams on over 115 projects since 2007. Growth in professional services business by 200% YoY and over 40% project cost reduction through large-scale analytics and ML.
• Developed C-level & engineering partnership with VZW for 9+ years. Recognized as a key contributor to enable 3G/4G network growth.
• Core Competencies: 3G/4G/LTE E2E Systems, Mobile Devices & Networks, Data Analytics, Machine Learning, Telecom Design & Network Planning, Stadium & Venue Deployments, Competitive Analysis, Business Strategy, New Product and Services Development
• 3GPP/2 : 3G, 4G, LTE Rel 8+, VoLTE, SON, Small Cells, LTE-U, 5G, VoWiFi, 1x/EV-DO
• IP : VoIP, PSVT, IMS, IPv4/6, TCP, RTP, SIP

Nov 2011 – Feb 2015 · 3 yrs 3 mos

• Managed global engineering teams to commercialize LTE and VoLTE networks for major tier 1 telcos, including field trials, capacity studies, core network troubleshooting and accelerating time to market by 4x.
• Built petabyte scale data ingestion and analytics platform for modem and network logs. Platform is used company-wide for analytics and machine learning projects. Generated over 25+ new patents using data mining and reduced project turnaround times from 12 weeks to 2 days, saving $25MM annually.
• Developed global competitive chipset benchmarking products to characterize device issues for engineering teams. Resulted in 30+ device optimizations and new competitive features.
• 4G rapid launch efforts for mature and developing telcos. Identified over 150 launch gating problems and increased network throughput 70% and reduced customer churn by 30%.
• Developed and commercialized EV-DO Advanced features including Network Load Balancing, Smart scheduling, and Layer management.

Mar 2009 – Oct 2011 · 2 yrs 7 mos

• CDMA tech lead overseeing commercialization of global CDMA/EV-DO deployments
• Subject matter expert in CDMA and LTE technologies, in addition to network elements and core interfaces, deployment best practices, and QoS.
• Commercialization of a variety of chipset features including SVLTE, multi mode system selection, 3G/4G inter-RAT, EV-DO Rev A, RTCMAC, and QCHAT.
• Deployment support, performance troubleshooting, and network optimization of CDMA-based technologies for 10+ major cellular operators and 40 markets worldwide focusing on CDMA 1X and EV-DO.
• Critical analysis of capacity constraints, performance issues, and sub-optimal network planning to provide solutions that enhance the end-user experience as well as overall network performance. Inter-operability testing with operators and infrastructure vendors to identify system level issues for emerging technologies and rapid network deployment.
• Development, and delivery of a variety of advanced EV-DO workshops to accelerate operator commercial launch. Publication of 5 public whitepapers focused on optimizing EV-DO network deployments to achieve maximum performance.
• Author/Co-author of 14 multi-day technical workshops on optimizing and deploying CDMA and LTE networks..
• Delivered advanced EV-DO and LTE classes/workshops to over 17,000 students worldwide.

Nov 2006 – Feb 2009 · 2 yrs 3 mos

Aug 2004 – Oct 2006 · 2 yrs 2 mos

Jul 2003 – Oct 2003 · 3 mos

• Evaluation and development of a MIMO-OFDM fixed broadband wireless access system at 2.4GHz and 3.5GHz in a non-line-of-sight (NLOS) environment. Validation of QoS service classes and MAC scheduler bloc allocation schemes. Development and execution of multi-platform testing suite to investigate factors affecting data performance such as signal strength, Spatial Multiplexing, Transmit Diversity, and QoS. Analysis and discovery of several critical flaws in FPGA hardware and MAC scheduler software leading to 5x increase in system performance.

Sep 2002 – May 2003 · 8 mos · Westwood, CA

• Research, development, and implementation of technologies enabling unmanned autonomous vehicles (UAVs) to communicate and behave intelligibly through a distributed wireless network. Optimization of radio modem and network parameters to achieve high data throughput rates and robustness of diverse media type systems in high-noise environments. Characterization and integration of Ethernet radio modem onto UAV for video transmission purposes, while considering power consumption and data throughput of modem.

Jun 2001 – Sep 2002 · 1 yr 3 mos

• Evaluated 3G network deployment by collecting mobile/stationary field test data including Rx/Tx throughput and power, frame error rate, % packet loss, % packet retransmissions, TCP/RLP layer throughput, and cell loading statistics. Characterized data performance metrics, investigated factors affecting data performance on a 1XRTT (3G) network including base station QoS profiles, and created more accurate data performance metric to measure 3G data throughput. Performed a critical analysis of the behavior of TCP and RLP protocols to better understand bursty nature of 3G, packet loss behavior, and the role of these protocols on transport and data link layer throughput measurements.

Jun 2000 – Sep 2000 · 3 mos

• Performed cell site optimizations and analyses for CDMA cellular networks by collecting drive-test data with mobile collection equipment.
• Used data to formulate new optimization plan, resulting in significant improvement in RF coverage and pilot pollution.