Alexander Zhang

Portfolio Website cqcumbers.com

education

• Graduated with B.S. in Computer Science; courses in Machine Learning, Databases, GPU Programming, Operating Systems, Compiler Construction, & Computer Security

work experience

• Designed and wrote cooperative multitasking OS for Cortex-M3 based systems
• Developed LTE modem driver, including HTTP request parser and response builder
• Created AWS Lambda based server for handling live sensor data using InfluxDB

selected projects

• Wrote LLVM backend and toolchain ports for a new instruction set
• Implemented multicycle CPU, DDR3 controller, display, etc. on FPGA
• Ported Doom, Coremark, and other software to custom SoC design

• Search engine for over 400 million pages written from scratch in C++
• Worked with team of 6 over 4 months to develop crawler, index, etc.
• Queries distributed over many AWS servers for useful results in seconds

• Work-in-progress Nintendo 64 emulator that boots many commercial games
• JIT compiles MIPS to x86_64 machine code, including SIMD instructions
• Emulates RDP using software rasterization in a Vulkan compute shader

• Webapp for making mockups of custom keyboard layouts and keycap set designs
• Used by most keycap set designers, more than 200 mockups generated daily
• Automated photorealistic renders generated over $2000 in revenue in 2019

technical skills

C, C++, Python, Javascript, Java, Swift, OCaml, SQL, HTML/CSS, x86/ARM/MIPS, HLSL

Docker, Node, Flask, React, Redis, Pytorch, CUDA, Vulkan, Ghidra, Unity, Git

achievements

8th place HSCTF 2018, top 30 Pennapps Fall 2017, 131st place Ludum Dare 43

Won 7th (3rd Science Expert Briefing) at 2018 National Ocean Sciences Bowl

Engineering and Physics captain for Princeton High School Science Olympiad