Siva Koteswararao(LSKRao) Chimakurthi

DevOps Engineer

San Diego, California, United States14 yrs 1 mo experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Proven track record in embedded software development.
  • Expertise in machine learning frameworks on Qualcomm hardware.
  • Led successful teams in high-pressure environments.
Stackforce AI infers this person is a Telecommunications and Embedded Systems expert with a focus on machine learning.

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Skills

Core Skills

Machine LearningEmbedded Software

Other Skills

DebuggingLTESoftware DevelopmentCC++WirelessJavaPerlAlgorithmsRTOSNASLinuxLTE NASPerforceTrace32

About

Senior software engineer with a proven track record of delivering high quality software in embedded/wireless domain. Presently focused on development of software/frameworks for efficient execution of deep learning based models on Qualcomm hardware accelerators, for ML workloads. Skilled in building/mentoring small teams, focused execution, embedded software, debugging, integration and analysis. Strong engineering professional with a Master's degree focused in Computer Science.

Experience

Qualcomm

5 roles

Sr Staff Engineer/Manager

Promoted

Nov 2022Present · 3 yrs 4 mos

Staff Engineer/Manager

Feb 2022Nov 2022 · 9 mos

Machine Learning

Staff Engineer/Manager

Nov 2019Feb 2022 · 2 yrs 3 mos

Senior Lead Engineer

Promoted

Dec 2016Nov 2019 · 2 yrs 11 mos

  • Machine learning software development engineer responsible for leading the team of engineers for development of frameworks to implement and validate neural network accelerators. Focused on implementation of new layers/networks and bug fixing of Snapdragon Neural Processing Engine(SNPE) code for efficient(power/accuracy/performance) execution of deep learning models on Qualcomm AI processors.
Machine LearningEmbedded Software

Senior Engineer

Sep 2014Dec 2016 · 2 yrs 3 mos

  • Worked on enhancements and bug fixing in LTE protocol layers.
  • Accomplishments:
  • Development of 3 carrier LAA feature for MWC-2017 Demo.
  • Our team was among the top-5 teams selected for internal demos of various Qualcomm products/features.
  • Successfully lead the team of four members with development of customer specific features, enhancements and supporting the field issues.
  • Achieved the best customer release till then, with highest quality metrics in tight timelines and received appreciation awards.
  • Identified several improvements in the design and specifications.
  • My responsibilities in Smallcells team includes:
  • 1) Worked on the boot software development for FSM chipsets. Understood about ARM Trustzone architecture, leveraging its security features for various SoC components and enabling/disabling access restrictions for them.
  • 2) Porting of host-based firmware testbed from Linux host to Krait processor to make a cost-effective solution.
  • 3) Worked on pre-5G features like Carrier Aggregation, Licensed Assisted Access (LAA/LTE-U) and Machine Type Communications(eMTC) which includes the development of the working prototype of eMTC cellular IoT for low bandwidth devices.
  • 4) Software design of the new features/customer requirements and review of test plans prepared by functional and integration test teams.
  • 5) Mentoring, quality code reviewing and making performance optimizations.
  • 6) Design, implementation and integration of SRVCC (Single Radio Voice Call Continuity) feature from LTE to GSM RAT including the customer specific enhancements.
  • 7) Development of the GSM Automatic Neighbor Relation (ANR) feature for maintaining the database of neighbor cells, to help mobile station hand-offs.
  • 8) Enhancements and fixing issues related to CS voice call fallback, Redirection and handovers.
  • 9) Bug fixing in features like CSG (Closed Subscriber Group), MOCN (Multiple Operator Core Networks), PCI management and HeNB Gateway deployments etc.

Broadcom

Engineer, Staff I - Software Development

May 2011Nov 2013 · 2 yrs 6 mos · Bangalore

  • LTE protocol stack development.
  • Majorly involved in the following activities for Trimode(GSM/UMTS/LTE) UE(handset) solution -
  • Integration of LTE Stack with BRCM’s legacy Dual Mode (2G/3G) Stack.
  • Implementation of new features and 3GPP CRs.
  • Continuous evaluation of performance and optimizations for better UE behavior.
  • Specific contributions are below.
  • Closed Subscriber Group(CSG) feature - Design, implementation, integration and testing.
  • a) Handling of Allowed, Operator CSG lists and support for fingerprinting. b) Support for Manual CSG selection, registration, recovery from failures in Manual CSG mode and ATT specific requirements.
  • IMS Emergency services - Implementation, integration and testing of the feature for managing of PDN connection for emergency services and recovery from failures.
  • PLMN Selection extensions from PLMN_SEARCH and NORMAL_SERVICE sub-states.
  • The scope of my work was to extend it for all other states/sub-states involving discussions and study of all possible use cases and making MSCs. Prepared the design, restructured the code and functionality was verified with a set of unit tests.
  • Implementation of encoders/decoders for EMM/ESM messages.
  • Development of Java based decoding library for encoding/decoding of all NAS messages.
  • Fixing the issues related to Inter RAT mobility and CS fallback with 2G/3G in NAS.
  • Development of host based unit testing framework for LTE NAS and added tests for functional verification of features, optimizations and fixes.
  • Integration testing of Verizon’s requirements for Data Retry feature.
  • Supporting test teams for log analysis & fixing of the issues found in various tests like conformance, IOT and vendor specific tests in quick turn around time. Providing support for various phases such as feature/system/e-NodeB/IODT/IOT testing. Review of feature and system test plans.
  • Defined interfaces of LTE-NAS with modules like RRC, USIM, NV-RAM and Android RIL along with working knowledge of AT commands.

Education

National Institute of Technology Calicut

Master's degree — Computer Science

Jan 2009Jan 2011

Acharya Nagarjuna University

B.Tech — Information Technology(I.T)

Jan 2005Jan 2009

Z.P.High school, Kadavakuduru

Schooling — SSC

Jan 1998Jan 2003

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