Calvin Li

Master Engineer at Ericsson (China) Company Ltd.
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Contact Information
us****@****om
(386) 825-5501
Location
Chaoyang District, Beijing, China, CN

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Experience

    • China
    • Telecommunications
    • 1 - 100 Employee
    • Master Engineer
      • Nov 2019 - Present

  • Bangsec
    • Beijing City, China
    • Research And Development Manager
      • Mar 2018 - Oct 2019

      As the RD Manager and software architect, lead the team to design and develop the first SaaS product As the RD Manager and software architect, lead the team to design and develop the first SaaS product

    • Senior System Engineer
      • Jun 2011 - Mar 2018

      As System Management Team member, analyze the requirement from product line and different customers, output the high-level solution.

    • Senior Software Engineer
      • May 2014 - Sep 2017

      Operation Administration and Maintenance (OAM) developer. Primarily responsible for software developing for Ericsson IP Router OS (IPOS) OAM SNMP and Netconf interface. As the SNMP codes owner and team scrum master, lead team deliver lots of SNMP enhancement feature such as extend IPOS SNMP to support agentx protocol, unified the IPOS SNMP interface, unified the IPOS alarm management system etc. Integrate the libnetconf into OAM, the first time IPOS support netconf capability and make the it available in SDN/NFV network. Lead the libnetconf performance improvement and achieve 4 times faster than 3pp libnetconf together with 30% memory deduction. Integrate the confd into IPOS to support YANG based cli/netconf/snmp interface, developing ericsson transport YANG models. participate in the innovation activity, 1 patent filed. Show less

    • Software Design Engineer
      • Jun 2011 - May 2014

      Ericsson Optical Metro product line, responsible for SYNC and 1588 feature development and maintenance. Transfer SYNC work from Italy, reduce the maintenance effort from 3 person to 1 person. Successfully delivered SYNC function on 2 new designed line cards. As the team leader lead the SW team delivered the distributed PTP system on new hardware, besides working as the core developer also as coordinator to coordinate with FPGA and HW team. This project successfully delivered to Poland Telecom and time synchronization performance better than Cisco/Huawei device. Ericsson China R&D year impact award. Show less

    • China
    • Telecommunications
    • 700 & Above Employee
    • Software Engineer
      • Dec 2009 - Jun 2011

      Take part in the Huawei core router(NE40E/NE80E) V3R8 and V5R9 version development and maintenance, mainly response for L3 forwarding adapter related feature development and bug fix. Which include: ipv4/ipv6/ping/arp/vrrp/ping etc. Take part in the Huawei core router(NE40E/NE80E) V3R8 and V5R9 version development and maintenance, mainly response for L3 forwarding adapter related feature development and bug fix. Which include: ipv4/ipv6/ping/arp/vrrp/ping etc.

    • China
    • Telecommunications
    • 700 & Above Employee
    • Software Engineer(Java)
      • Jul 2007 - Nov 2009

      As a Java web developer to develop a workflow based OA system with JBoss jBPM and SSH(Spring/Structs/Hibernate). As core developer to develop the RFID product factory inspection system with Swing/NIO/JNI, the system support RFID reader basic read/write/inventory operation and also support reading inspection data from Agilent/Tektronix instrument. As a Java web developer to develop a workflow based OA system with JBoss jBPM and SSH(Spring/Structs/Hibernate). As core developer to develop the RFID product factory inspection system with Swing/NIO/JNI, the system support RFID reader basic read/write/inventory operation and also support reading inspection data from Agilent/Tektronix instrument.

Education

  • Tianjin University
    Master of Science (MS), Computer Science
    2005 - 2007
  • Hebei University
    Bachelor of Science (BS), Computer Science
    2001 - 2005

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