Roshankumar Jayswal

Senior Software Engineer

Thane, Maharashtra, India7 yrs 7 mos experience
Highly Stable

Key Highlights

  • Led development of major features for Cisco's ASR1k and ISR4K platforms.
  • Developed automation testsuite for critical routing features.
  • Contributed to high-value projects for major clients like Google and Microsoft.
Stackforce AI infers this person is a Backend-heavy Infrastructure Engineer with expertise in Telecommunications.

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Skills

Core Skills

Software Defined NetworkingCloud SecurityCisco NetworkingPython (programming Language)

Other Skills

AlgorithmsC (Programming Language)C++Data StructuresMicroservicesOperating Systemsgdb

Experience

Zscaler

Senior Software Engineer II

Sep 2023Present · 2 yrs 6 mos · Bengaluru, Karnataka, India · On-site

  • * Working on ZScaler's Flagship Product called ZScaler Private Access(ZPA)
Software Defined NetworkingCloud SecurityMicroservices

Cisco

2 roles

Software Engineer III

Promoted

Mar 2021Sep 2023 · 2 yrs 6 mos · Bengaluru, Karnataka, India

  • Lead the design and development of various ISG Broadband(PPPoE) Features on ASR1k and ISR4K Series Routing Platforms
  • Extreme Customer Focus and have provided timely solutions to some of the most complex issues faced in Broadband, Etherchannel & Cisco TrustSec features in Customer Networks of Google, Microsoft, Deutsche Bank, SWISSCOM, PALTEL, Vodafone, NTT, etc
  • Cross functional discussions with Product Marketing, Account and Sales team to decide Dynamic Link Exchange Protocol(DLEP) feature prioritization
  • Developed Dynamic Link Exchange Protocol(DLEP) Feature in Radio Aware Routing(RAR) & added IPv6, QoS Feature Support for C8Kv IOSXE Router to be used by US Military, a project worth of 30Mn$
  • Developed Complete Automation Testsuite for DLEP Feature in Python on Cisco's Pyats Framework on VSCode IDE. Major automated routing features for DLEP includes OSPF, EIGRP, QoS, IPv4 Dual Stack, IPv6 Dual Stack, Multicast, etc
  • Lead the design & development of Complete Multicast Feature for DLEP Protocol on ASR1k Series & Embedded Services(ESR) Routing Platforms for Radio Aware Routing
  • Major Contribution to development of 64BIT Datapath Feature for ASR1k Series Routing Platforms
  • Part of SDWAN Service Chaining Feature for ASR1k Series Routing Platform
  • Brought 70+ defects to closures. And fixed most of the day one behaviour issue.
Cisco NetworkinggdbC++C (Programming Language)Python (Programming Language)

Software Engineer II

Aug 2018Feb 2021 · 2 yrs 6 mos · Bengaluru, Karnataka, India

  • Lead the Design & Development of Flow based & vlan Manual based Load Balancing Algorithm for Etherchannel Feature on ASR1k Router
  • Designed & developed Deep Packet Inspection Hash Algorithm Feature for loadbalancing PPPoE traffic on Etherchannel member links
  • Contributed to Ultima Thule Project which involved complex task of unifying autonomous & controller mode in single image for SDWAN Supported Routing devices
  • Involved in Design & Development of NETCONF, ConfD & Yang-Data Modelling features for configuring Network Devices via vManage for Catalyst Edge Platforms
  • Lead the development of Cisco Trustsec Feature(CTS) on ASR1k Routing Platforms which uses software-defined segmentation to simplify the provisioning of network access, accelerate security operations, & consistently enforce policy anywhere in the network
  • Contributed to SDA-ACI Dataplane integration UIT Plan
  • Developed Automated TestSuite for Cisco Trustsec feature with ML based VSCode IDE & vtest AUT UI Tool
  • Provided innovative solutions to Customers Complex issues related to Etherchannel, Cisco TrustSec datapath & MPLS TE-FRR features
  • Brought 80+ defects to closures. And fixed most of the day one behaviour issue.
Cisco NetworkinggdbC++C (Programming Language)Python (Programming Language)

Education

Birla Institute of Technology and Science, Pilani

Master's degree — Communication Engineering

Aug 2016Jun 2018

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