Kumaresh Perumal
Principal Software Engineer at Microsoft
San Jose, California, United States
Summary
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RockstarKumaresh Perumal is a Principal Software Engineer based in San Jose with seven years of hands-on experience building networking-focused backend systems. Currently at Microsoft, he brings deep expertise in network device configuration and management, evidenced by contributions to the widely used SONiC project where he implemented CRM settings for SRv6, default ECMP/LAG hash offsets, and SAI/QoS integrations across Arista and Broadcom platforms. He excels at translating low-level platform requirements into robust configuration and initialization code that keeps production network images reliable and performant. Kumaresh combines a systems-minded engineering approach with practical cross-vendor experience, enabling faster interoperability and smoother device deployments. Colleagues rely on him for thoughtful, maintainable changes that address both hardware nuances and higher-level network behavior.
7 years of coding experience
Github Skills (17)
network-configuration10
sonic10
jinja210
abstraction10
abstraction-layer10
abstract10
json9
networking9
qos9
configuration-management9
aris8
broadcom8
aries8
r67
srs7
Programming languages (6)
Github contributions (5)
sonic-net/sonic-buildimage
Nov 2021 - Jul 2022
Scripts which perform an installable binary image build for SONiC
Role in this project:
Backend Engineer
Backend EngineerContributions:259 reviews, 2 commits, 165 PRs in 8 months
Contributions summary:Kumaresh contributed to the configuration and initialization of CRM settings for SRv6, specifically for Nexthop and MY_SID entries. They also implemented default ECMP/LAG hash offset values for T0 and T1, and updated SAI versions and buffer configurations for Arista and Broadcom platforms. Their work involved modifying configuration files and integrating with SAI and QOS settings, indicating a focus on network device configuration and management within the SONiC environment.
armv6installableimage-buildsonicbinary-image
kperumalbfn/SAI
Feb 2021 - Nov 2024
Switch Abstraction Interface
Contributions:25 pushes, 9 branches in 3 years 9 months
switchabstraction
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