Naafiul Hossain
Software Engineering Intern @ L3Harris | Former Hardware engineer Intern @ ARM | Computer Engineering @ Stony Brook
- Role
- Software Engineer Intern at L3Harris Technologies
- Location
- Brooklyn, NY, US
- LinkedIn followers
- 500 followers
About Naafiul Hossain
Software Engineer with a B.E. in Computer Engineering from Stony Brook University…
Experience
Software Engineer Intern
May 2025 — Present · Boston, MA, US
Redesigned the user interface of the ISW (Intra-Soldier Wireless) Android app using Java and Android Studio, improving readability for clients and fixing a screen rotation bug that caused dropped radio connections — improving mobile app stability by over 80% in fieldconditions• Conducted extensive software validation of the ISW Android app against DockLite and EWLA embedded hardware, executing ~200 test cases and achieving 99% reliability across edge scenarios• Enhanced Bluetooth and Wi-Fi stability by implementing runtime permission checks and modern API handling in Kotlin and Java, improving connectivity to L3Harris’s ATAK (Android Team Awareness Kit) plugin HUD configuration app over the helmet battery pack• Developed embedded C firmware for next-gen night vision goggles on a Nordic ARM Cortex-M microcontroller running Zephyr RTOS, implementing state-based LED indicator logic using PWM (Pulse Width Modulation) for brightness control to improve operator feedback and reliability by over 50%• Utilized UART (via Tera Term) as the serial communication protocol for real-time debugging, and Segger Ozone for single-stepping and trace analysis• Submitted an Engineering Change Order and authored a comprehensive 5+ page Software Version Description document for ISW clients• Collaborated with a 6-person software team using Bitbucket (Git), Jira, and Jenkins to support CI builds and track engineering tasks for next-generation military night vision systems in defense application
Education
Stony Brook University College of Engineering and Applied Sciences
Bachelor of Engineering - BE, Computer Engineering
Brooklyn Technical High School
Advance Regent Diploma , Mechatronics, Robotics, and Automation Engineering
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