Ranjan Kumar

Engineering Manager

Bangalore Urban, Karnataka, India18 yrs 4 mos experience

Highly Stable

Key Highlights

18+ years in embedded systems development.
Expert in power management for diverse devices.
Proven leadership in building high-performance teams.

Stackforce AI infers this person is a specialist in Embedded Systems with a focus on Power Management and Device Drivers.

Contact

Skills

Core Skills

Embedded SystemsPower ManagementDevice DriversAudio Drivers

Other Skills

Embedded CLinux KernelAudio MiddlewareDriver DevelopmentRTOSDebuggingARMI2CEmbedded SoftwareLinux Device DriverUSBMicrocontrollersBluetoothSPIClearCase

About

A seasoned Engineering manager with 18+ Years of rich Experience in Core Embedded Development Projects ranging from bare firmware to Real-Time OS. Expert in Seeding a high quality Team, building a vibrant Team, Effective People management and driving Result Oriented Execution and innovation. Worked on developing various drivers and primarily working on Power Management for Smartphones/IoT/Laptops/Desktop products. A dedicated, innovative, quick learner and proven Engineer with excellent Technical capability accompanied with good Soft Skills and Leadership qualities who can bring value to the organization and help it in catapulting to new heights.

Experience

18 yrs 4 mos

Total Experience

3 yrs 6 mos

Average Tenure

8 mos

Current Experience

Qualcomm

3 roles

Sr Staff Engineer

Sep 2025 – Present · 8 mos · Bengaluru, Karnataka, India · On-site

Part of the Qualcomm Snapdragon Automotive Platform SW Team

Embedded CEmbedded Systems

Staff Engineer

Jan 2019 – Jun 2021 · 2 yrs 5 mos

Engineering Lead for the Power Management Firmware Team (PMIC NHLOS) in Qualcomm Hyderabad.

Embedded CPower Management

Staff Engineer

Oct 2012 – Dec 2018 · 6 yrs 2 mos

Engineering Lead for the Power Management Firmware Team (PMIC NHLOS) in Qualcomm Hyderabad.
Seeded the PMIC NHLOS Team from Scratch to a high performance and vibrant Team of passionate engineers.
During the entire tenure here, have worked single-handedly and was a key contributor in commercialization of host of Qualcomm MSM and PMIC Chipsets.
Was involved in the end to end design, development and Bring up of the Non HLOS part of PMIC SW for array of low tier to value tier Qualcomm PMIC Chipsets which goes to variety of products ranging from Smartphones to Automotive to IOT devices.
Worked for IoT products to implement the PSM (Power Save Mode) and Hibernation Mode which can save more Power and provide long battery life.
As a part of PMIC software team, working entirely on developing software for Power Management IC for various Snapdragon chipsets manufactured by Qualcomm.
PMIC chip is instrumental in supplying and controlling voltage and clock to all other subsystems in the phone. This chip houses various Voltage Regulators like SMPS and LDOs to supply voltage to all other subsystems. It also contains various other modules for Input and Output Power management, Battery and charging Modules, modules for controlling Headset, Speaker, LEDs,

Embedded CPower Management

Intel corporation

Software Engineering Manager

Jun 2021 – Sep 2025 · 4 yrs 3 mos · Bangalore Urban, Karnataka, India

Platform Power Management, Debug/Trace and Telemetry for Intel Chips ranging from High End Desktops to High Performance and Entry Level Laptops and Notebooks.

Embedded CPower Management

St-ericsson

Sr System Sw Engineer

Jun 2011 – Sep 2012 · 1 yr 3 mos · Bangalore

Worked entirely on Smartphone platform on developing Linux Device Drivers for various modules like Touch Screen driver, I2C driver on freertos, and Power Management for Smartphones on Linux and firmware side.
Key Projects:
Windows OS based Smartphones
Tools: Windows 7 OS, Visual Studio 2011, WDF
Role: Ramped up on WDF and worked on Multi Function Driver
Ramped up on WDF and worked for a very short while on developing Multi Function Driver which can interact with the child drivers like FM, Bluetooth and GPS drivers and developing a dummy client driver for this.
Writing drivers for Smart Phone
Tools: SVP, Trace 32.
Role: Worked on developing I2C Driver.
As a part of CoreSW team, worked on developing drivers I2C Drivers and other modules for Cortex M4 controllers on freertos.
Power Management for Smart Phone
Tools: Linux Toolchain, Git etc.
Role: Worked on PRCMU mainly, mfd driver, clock framework, CPUIdle, CPUFreq and Regulator framework.
This project deals with Power, Reset and Clock Management Unit (PRCMU) for Android based Smartphone containing different single and dual core controllers and various peripherals. Worked basically on ramp up on Linux Kernel Drivers and Power Management in Linux and on the firmware side.

Embedded CDevice Drivers

Broadcom limited

Engineer

May 2010 – Jun 2011 · 1 yr 1 mo · Bangalore

Worked mainly on Audio Middleware drivers for various Audio chipsets manufactured by Broadcom for Blue Ray DVD Player and Set Top Box applications.
Key Project:
Blue Ray DVD Audio Project
Tools: Source Insight, Clear case etc.
Role: Worked in Middleware between the Firmware and the application for different audio chips.
This project is about developing an Interface between the basic Firmware and the application for various audio chips manufactured by Broadcom.
For this family of chips, developed and maintained software drivers for the audio hardware. Also handled board bring up and system level integration.
Worked closely with various Software and Firmware teams to define the interfaces with low level Firmware and higher level applications.
Onsite Experience: Had been to US for 1 month for DVD board bring up

Embedded CAudio Drivers

Mindtree ltd.

Senior Engineer

Oct 2007 – Apr 2010 · 2 yrs 6 mos · Bangalore

Worked extensively on various core embedded projects ranging from bare firmware applications to various RTOS based projects.
Worked on 8 bit, 16 bit and 32 bit Microcontrollers
ARM 9 Core, ARM Cortex M-3
Coldfire MCF52259 controlller
MSP430
Tools worked on: Codewarrior, IAR Workbench, Real View ICE for ARM
RTOS worked on : Nucleus OS in OMAP5912 Starter Kit, Freescale MQX RTOS
Worked on USB, J1850 and CAN Protocol
Key Projects Done:
1.Developing a Scanner for a leading US Automotive giant
Microcontroller: MCF52259
Tools: Codewarrior, Freescale MQX RTOS
Role: worked on various driver modules like ADC, Flex CAN, UART and implemented the lower layer driver code for an automotive communication protocol called J1850 (PWM and VPW)
This project aimed at developing a Hardware Gadget called Scanner for Automotive vehicles which could read data from the vehicle ECUs. This was a from the scratch development project wherein I was involved in all the roles from requirement analysis to design to coding to testing.
Apart from that worked on USB enumeration project, writing sample I2C and SPI driver and writing a sample driver for NOR Flash using NUCLEUS RTOS on OMAP5912 Starter Kit and various other assignments.