# Weiqian Dai > Software Engineer at Ordr Inc. Location: San Jose, California, United States Profile: https://flows.cv/weiqian Senior software engineer with architectural design skills, hands-on experience on implementing, coding, testing and maintenance. Primary strengths include extensive network/security/wifi/wireless software design in C/C++ and python in both embedded and cloud environments, deep understanding a range of network protocols like TCP/IP, HTTP, L2 and L3 protocols. ## Work Experience ### Software Engineer @ Ordr Inc. Jan 2017 – Present | Santa Clara, California, United States ### Sr. Principal Engineer @ Fortinet Jan 2015 – Jan 2017 | 899 Kifer, Sunnyvale, ca • Designed and implemented the FortiGate connector with Cisco SDN solution - application centric infrastructure (ACI). • Designed and implemented the FortiGate-VM with Linux Kernel in Userspace (LKL) to increase the performance. ### Senior Staff Engineer @ Aruba Networks Jan 2012 – Jan 2015 | Sunnyvale, CA • Designed and implemented the Aruba Controller Datapath in Virtualized Environment with VMXNET3 NIC adapter/vNet adapter working over KVM and VMware ESXi hypervisor. • Multicast optimization and modified the RED for efficiently handle the multicast traffic in the WIFI networking environment. • Implemented controller with new type wifi tunnel (with striping ip) to support the 2 Gig performance with uplink only 2 one gig interfaces on 11AC (wave2) APs. • Implemented jumbo frame support with jumbo IP fragmentation and reassembly. • Made custom QinQ design solution for service provider WIFI whole sale market. ### Senior Research Staff Engineer @ FutuerWei Technologies Jan 2008 – Jan 2012 | Santa Clara • Prototyped Interface and user management under the Symmetric Networking Processor Environment (SNP-192 cores, each core with 8 hardware threads) for the Next Generation GGSN project. • Singularity Project for the Next Generation Aggregation Router (AR). Packaging software from Linux Kernel to AR specific Applications and made a single image for easy management routing software. Lead the Software Defined Network (SDN) project: Designed and implemented SDNi and ALTO protocol with Python and C++ for IETF demo in Vancouver, Canada (2012) and participated IETF draft discussions for the SDNi. • Lead the x86 Prototype for the SVRP project (The Software Versatile Routing Platform). Collaborated with Intel DPDK team and have achieved the 10Gbps per logical core for L3 forwarding performance. • Made NVGRE Architecture Specification for Cloud Gateway (CGW) (Packet from VM to the public/private Cloud) with Microsoft Team. Integrated with Microsoft VMM. • Technique market support for the company’s sales team. Designed interoperation testing environment and testing plan with cable provider (Mediacom) based on their networking environment. ### Senior Software Engineer @ CISCO Jan 1999 – Jan 2008 | San Jose Routing Software Development, Core Router Business Unit Responsibilities: • Designed and implemented next generation 100 G LC on Host Packet Interface (HPI) for CRS project. • Designed, implemented and tested following devices for GSR Packet Router processor (new generation PRP) under QNX real time operating system environment. Did router card bring up with multiple drivers (EIDE with FAT32 for flash and hard disk, NVRAM, TTY console, DMA channel setup. Switched Software Development, Multi-Service Switch Business Unit Responsibilities: • Project lead for SNTP project. • New feature enhancement for Network Clocking Distribution Protocol for PNNI controller. • Designed and implemented Simple Network Time Protocol for ATM switch to synchronization TOD. • Implemented new redundancy features for PNNI controller. • Designed and implemented feeder persistence feature. • Designed and implemented HA module (redundancy 1:1 and 1:n). ### Member of Technical Staff @ Lucent Technologies Jan 1997 – Jan 1999 | Naperville, Illinois, United States Designed and implemented call processing features for mobile switch center. • Implemented new features for Cellular Network Analyzer tool. • Lead engineer for Wireless Number Portability (WNP) design and implementation team. • Added a new TCAP message for WNP. • Implemented WNP feature which interacts with 3-way call, call waiting, call forwarding and special routing features. • Lead engineer for international roaming feature for IMSI (CDMA or TDMA) mobile in ANSI network. • Built 2-way GTT messages for SS7 message with ANSI map layer. • Involved design international roaming test environment between ANSI SS7 and ITUT SS7 networks. • Made 3 patent applications during this feature development (two of them have been granted by US pattern office). ### Software Consultant @ Motorola Jan 1996 – Jan 1997 Designed and implemented features for NetPlan software package which were used for cellular network planning. • Used object-oriented design (CRC) and C++ STL class libraries to design and implement new features. • Added a new graphical layer to display the geographical information using Motif and Xlib. • Developed field analysis tools for displaying the CDMA and GSM images. ### Senior System Software Engineer @ Lockheed Martin Jan 1995 – Jan 1996 | Montreal, Quebec, Canada ## Education ### Master in computer science Concordia University ### Graduate Diploma in Computer Science Concordia University ## Contact & Social - LinkedIn: https://linkedin.com/in/weiqian-dai-00b658 --- Source: https://flows.cv/weiqian JSON Resume: https://flows.cv/weiqian/resume.json Last updated: 2026-04-10