# Hariprasad Sampatirao > Engineer, Principal at Qualcomm Location: Santa Clara, California, United States Profile: https://flows.cv/hariprasad ## Work Experience ### Principal Software Engineer @ Qualcomm Jan 2022 – Present | Santa Clara County, California, United States • Lead end-to-end design and development of the AI Platform for Qualcomm's AI Gateway product — a heterogeneous compute platform executing AI workloads across NPU, GPU, and CPU for optimal performance and power efficiency. • Architected and delivered an AI Applications Framework supporting modular deployment of LLM-based microservices on-device and in the cloud, with runtime scheduling across NPU/GPU/CPU backends. • Drive LLM fine-tuning and deployment strategies using LoRA, QLoRA, and quantization tailored for Qualcomm's NPU/GPU-based edge silicon. • Developed and maintained userspace drivers to interface AI workloads directly with Qualcomm NPU/GPU hardware, enabling low-latency, high-throughput inference without kernel-space overhead. • Designed and deployed AI-powered network security applications: DNS Filtering, Anomaly Detection, and Intrusion Detection System (IDS). • Led development of DPDK (PMD), eBPF, XDP, and AF_XDP-based userspace drivers for Qualcomm Networking and Wi-Fi chipsets, enabling kernel-bypass packet processing for high-performance networking. • Designed userspace driver interfaces for direct hardware register access and DMA management on Qualcomm networking chipsets, reducing latency and CPU overhead. • Managed performance optimization, profiling, and platform bring-up across diverse hardware configurations. ### Principle Software Engineer @ Benu Networks Jan 2014 – Jan 2022 principal engineer and fastpath architect; led architecture, design, and development of a flexible DPDK-based dataplane platform for vBNG. • Developed packet-processing application on Broadcom Jericho 2 programmable switch. • Designed and implemented the full fastpath feature set: IP forwarding, GRE/GTP/L2TP/QinQ tunneling, L2/L3 ACLs, HQOS, CGNAT, HTTP Mirroring, Lawful Intercept, IP fragmentation, IP QoS, Parental Control, IoT fingerprinting, DNS web filtering, IPsec (Intel QAT + DPDK crypto). • Ported platform to multi-cloud environments (AWS, Azure, VMware, GCP) for various core counts and memory configurations. • Containerized deployments: CNF via Kubernetes + OpenShift + Multus + SRIOV; VNF via KVM, VMware ESXi, AWS, GCP. • NIC support: Mellanox ConnectX-5/X6, Intel Columbiaville, and Fortville. Performance optimization using cache and profiling tools. Virtual Service Edge Platform (vWAG / vCPE) — SD-WAN & Carrier Wi-Fi • Dataplane Architect for Benu's Virtual Service Edge platform — combining Mobility, Wi-Fi, vCPE, and SD-WAN for cloud-managed residential and enterprise services. • Led DPDK/VPP-based flexible dataplane platform supporting 2–56 cores, 2 GB – 512 GB memory, ConnectX-5 and XL 710 NICs. • Fastpath features: IP forwarding, GRE/GTP/L2TPv3, L2/L3 ACLs, CGNAT, HTTP Mirroring, Lawful Intercept, IP fragmentation/QoS, Parental Control, IoT fingerprinting, DNS filtering, IPsec (Intel QAT + DPDK crypto). • Platform deployed as VNF (KVM, VMware ESXi, AWS, GCP) and CNF (Kubernetes + Multus + SRIOV). Engaged directly with customer SEs to resolve field issues. • Led NPU team developing fastpath and control-plane modules for a Wireless Access Gateway (used by Comcast and other ISPs) on Marvel HX 336B NPU and OCTEON. • Designed and developed: ACLs, L2/L3 forwarding, Policing, ECMP, NAT, GRE, GTP tunneling, IPv6, IP QoS modules. • Developed table management and control-plane software for NAT, GRE, GTP, ACL, and IP forwarding. ### Project Lead Technical Architect @ Tech Mahindra Jan 2011 – Jan 2014 | Greater Boston • Led NPU team developing fastpath and control-plane modules for a Wireless Access Gateway (used by Comcast and other ISPs) on Marvel HX 336B NPU and OCTEON. • Designed and developed: ACLs, L2/L3 forwarding, Policing, ECMP, NAT, GRE, GTP tunneling, IPv6, IP QoS modules. • Developed table management and control-plane software for NAT, GRE, GTP, ACL, and IP forwarding. ### Technical Lead @ Nokia Siemens Networks Jan 2009 – Jan 2011 | Bangalore,India Data Plane Technical lead. LTE - EnodeB Transport Team • Developed fastpath modules on Cavium OCTEON 58xx and Intel Network Processor: IPSec, VLAN traffic differentiation, QoS, Ethernet OAM. ### Lead engineer @ Samsung India Software Operations Jan 2007 – Jan 2009 Designed and developed: Link & Board Redundancy, Static SA Redundancy for IPsec, NAT, IPv6, ACL (TCAM-based), Port Mirroring modules. • SBC: developed data plane modules for IP QoS (DiffServ, DSCP Classifier, 6-tuple classifier, DSCP Marker, WRED) and RTP security.• Developed data plane modules for SIP Parsing, IP Reassembly, IP Fragmentation, NAT, ACL, Link & Board Redundancy for a carrier-grade IMS/Softswitch load balancer. ### Software engineer @ Nevis Networks Jan 2006 – Jan 2007 ### Engineer @ Mindtree Jan 2004 – Jan 2006 Network Software development (Data plane) on High speed network routers and switches ## Education ### Doctor of Philosophy - PhD in AIML Walsh College ### Master's degree in Artificial Intelligence Walsh College ### Postgraduate Degree in Artificial Intelligence Texas McCombs School of Business ### Master’s Degree in Networking and telecommunications I2IT Pune ### Bachelor’s Degree in Electronic and Communications Engineering Technology Jawaharlal Nehru Technological University ### bvk ## Contact & Social - LinkedIn: https://linkedin.com/in/hari-sampatirao --- Source: https://flows.cv/hariprasad JSON Resume: https://flows.cv/hariprasad/resume.json Last updated: 2026-04-12