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Debajyoti Maitra

Concurrent/Parallel SW Dev. | Senior Software Engineer, Qualcomm | Western Digital (SanDisk) | C-DAC | Mechatronics @CSIR-CEERI(Pilani), CSIR-CMERI(Durgapur), IIEST Shibpur | Electronics

Role
Senior Engineer at 高通
Location
Hyderabad, TG, IN
LinkedIn followers
500 followers
EngineeringView LinkedIn profile

About Debajyoti Maitra

My regular day @ work looks like. • Developing firmware to run on a multi-tasking…

Experience

  1. Senior Engineer

    高通

    Feb 2022 — Present · Hyderabad, IN

    Worked with Snapdragon SoCs in XR(AR/VR), IoT, Auto, Mobile, Compute verticals (Meta, Microsoft, Google).• Developed Access Control(AC) feature (xPU Driver): Scoping (HDD, HPG Specs.); Ported driver (Mobile to IoT target). • Added 3 IPC triggered APIs for RG config, RG locking & config verification• Refactored Driver Code to converge Static & Dynamic XPU config (PIL) flows at driver level to reduce code size by 4%.• Created xPU Error Handler & Logger APIs (error info. Dump – xPU Id, errant MID, violated address)• Built Dynamic Reconfig. Feature for Memory Protection Unit Driver – Analyzed xPU violations; Maintained AC policy.• Performed Pre-silicon Validation Script Development [Python] using CI/CD test framework to cover 100% L0 cases.• Upgraded LLVM compiler (v11.0.4 to v17.0): improved memory usage with compiler optimization levels by 8%.• Troubleshooted & Root-caused crash after enabling all 20 xPUs - Debugged memory corruption in xPU address array due to buffer overflow (Lauterbach Trace32). Analyzed Crash Dump (Crashscope); Resolved xPU violations (100%).• Undertook SoC/board bring-ups for multiple Qualcomm SoCs & oversaw FIPS Certification (IoT - Zebra).• Engaged with teams/stakeholders proactively across geographies (San Diego, UK, China) & diverse time-zones.• Spearheaded knowledge-sharing, Mentoring, Design Documentation sessions.

Education

  • Centre for Development of Advanced Computing (C-DAC)

    PG-DESD

    2017 — 2017

  • Central Electronics Engineering Research Institute

    Master of Technology - MTech

    2015 — 2016

  • Heritage Institute Of Technology

    Bachelor's Degree

    2010 — 2014

  • Central Mechanical Engineering Research Institute, Durgapur (School of Mechatronics)

    Master's Degree

    2014 — 2015

  • Indian Institute of Engineering Science and Technology (IIEST), Shibpur

    Master's Degree

    2014 — 2016

Skills

  • Real-Time Operating Systems (Rtos)
  • C
  • Programming
  • Circuit Design
  • System Programming
  • Matlab
  • Microsoft Word
  • Digital Signal Processors
  • Iot
  • Linux Device Drivers
  • Microsoft Office
  • Automation
  • Control Systems Design
  • Powerpoint
  • Microsoft Excel
  • Robotics
  • Arduino
  • Python
  • Android

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Debajyoti Maitra — Senior Engineer at 高通 in Hyderabad, TG, IN | Unifers