Sahithi Nambur

Embedded Software Engineer @ Qualcomm

About

I am a graduate student pursuing my master's in computer engineering at Stony Brook University. My areas of interest are embedded system design and VLSI. I have 3 years of hands-on experience specializing in embedded C, embedded Linux, device drivers, and board support packages. Proficient in C programming, with additional skills in Python and C++. Adept at navigating the intricacies of Linux kernel Bring up support for ARM platforms, specifically Qualcomm and MediaTek SOC’s. Notable expertise in the realm of touch technology, having worked extensively on touch panels, tri-state keys, and fingerprints for flagship models like the OnePlus 6, OnePlus 7, and Oppo Reno series. My knowledge extends to various touch panel types, including curved and flat screens from prominent manufacturers such as Samsung, Synaptics, Goodix, Focal Tech, Ilitek, Novatek, and Himax. Proven ability in issue resolution, with a focus on addressing reported problems in touch panels and fingerprints, alongside effective management of customer feedback issues. In-depth understanding of kernel concepts, covering top and bottom halves, kernel timers, threads, and synchronization methods. Proficient in hardware aspects, including communication protocols like UART, I2C, SPI, and GPIO. I am skilled in hardware debugging using JTAG and the oscilloscope, with a keen eye for hardware schematic verification. Well-versed in operating systems and Linux, encompassing a solid grasp of processes, IPC, and multi-threading. Additionally, I am proficient in utilizing tools such as Git, Gerrit, ALM, and JIRA.

Country

United States

City

San Diego

Industry

Consumer Electronics

Skill

Data Structures, Unit Testing, C/C++, Linux input subsystems, I2C, SPI, Bootloader, Shell Scripting, GNU Debugger, Git, Gerrit, Jira, Programming Languages, Object-Oriented Programming (OOP), Microcontrollers, C++, Python (Programming Language), Embedded Software, Software Development, Operating Systems

Experience

Embedded Software Engineer

Qualcomm

2025-6 - Present · 1 yr 4 mos

San Diego, California, United States

SoC Software Intern

SiMa.ai

2024-6 - 2025-6 · 1 yr 1 mo

San Jose, California, United States

Senior BSP Engineer

OnePlus Software R&D Centre Private Limited

2020-2 - 2022-12 · 2 yrs 11 mos

Hyderabad Area, India

• Oxygen OS – Color OS Compatibility project: Integrated touch panel drivers using embedded C from Oxygen OS into Color OS, ensuring stability; eliminated 40% compatibility issues and enhanced user experience. • Engaged in the calibration of the on-screen fingerprint icon, enhancing both enrollment and authentication accuracy to 97%. This involved a detailed analysis of brightness levels in nits, area assessment, and rigorous calibration testing. • Peripheral bring-up: executed bring-up of touch panel onto 9+ variants of OnePlus and Oppo devices. Accountable for kernel driver development, porting and integration, establishing SPI and I2C communication, firmware signing and upgrading, advanced feature implementation, and issue debugging. • Android R & S Upgrades: Participated in Android R & S upgrades on OnePlus 7 and Nord series and Oppo Reno series devices comprised of Qualcomm and MediaTek chipsets, optimized device performance and compatibility with new features, customer satisfaction, and reduced customer support requests. • Double Tap over AOD Mode: Creating the new gesture mechanism by incorporating changes in firmware and driver and collaborating with the Android Framework team drove us to result of enabling double tap on Always on display mode over the OnePlus 6, which went over OTA software upgrade to 1 million devices. • Biometrics/Fingerprint: Addressed critical concerns of Alipay and WeChat payments within the Trust Zone, successfully resolving 20+ issues related to authentication processes. • Debugging and Customer Support: Analyzed post-development and feedback issues over 120+ JIRA tickets on the touch panel and fingerprint drivers using GNU debugging techniques. • Documented a failure analysis report for customer feedback issues for both modules which helped to minimize the time of resolution by 15% for the team in future projects. • Engaged in brainstorming activities for feature advancements on sensors, software updates, and security.

Education

Stony Brook University

Computer Engineering

2023-1 - 2025-1 · 2 yrs 1 mo

Centre for Development of Advanced Computing (C-DAC)

2019-8 - 2020-2 · 7 mos

Velagapudi Ramakrishna Siddhartha Engineering College

Electrical and Electronics Engineering

2015-6 - 2019-4 · 3 yrs 11 mos

MATLAB, PLC, Industrial Drives, FPGA Implemention. Major Project: A Multilevel Inverter used for minimization of leakage currents in PV systems Minor Project: Speed control of Induction motor by using V/F control driven by three phase VSI using FPGA SPATRAN 6 Mini Project: Single Phase Inverter with Variable Frequency for Induction motor Control