Oliver Raczka

Open to Summer 2027 internships

Oliver RaczkaSystems & quant engineer.

Third-year Computer Science at the University of Guelph. I write emulators, game engines, and an options screener I trade real money with.

Play:OVERDRIVENES emulatorin the browser, via WebAssembly

Resume (PDF) GitHub Email

Selected work

03 case studies

01 / QUANT · PYTHON

Options Screener

An options research platform that prices, scores and gates thousands of contracts a scan, and refuses to show any prediction that has not passed its own out-of-sample test.

Read case study
Tests
6,000+
Commits
1,418
Scoring factors
27
Realized
+$9.2k

* discretionary trades I picked from its ranked signals, not autonomous trading

02 / GRAPHICS · C++Playable in browser

OVERDRIVE

A fast 3D shooter built from scratch in C++ and OpenGL. Three Story chapters, two arena acts and an encore, 33 enemy types, four guns and a sword, a time trial, shared leaderboards and live synthesized music. Play the latest build here in your browser.

C++17 · OpenGL 3.3 · GLSL · SDL2 · WebAssembly

Read case study

03 / EMULATION · RUSTPlayable in browser

NES Emulator

A Nintendo Entertainment System emulator in Rust, checked against the standard accuracy test ROMs and compiled to WebAssembly so it runs right here on the page.

Rust · WebAssembly · SDL2

Read case study

Also built

index

Experience

2024 — now
  1. May 2024 — Present

    Freelance Web Developer

    Build and maintain websites for small-business clients with React and Node.js/Express, from scoping through deployment and post-launch support.

  2. Apr 2025 — Present

    Desjardins · Sales Representative

    Consult with clients daily, diagnosing their needs and explaining financial products and trade-offs clearly.

  3. Jan 2024 — Jan 2025

    Desjardins · Event Marketing Intern

    Coordinated cross-team logistics and one-on-one client consultations across concurrent events.

  4. Expected Apr 2028

    University of Guelph · Bachelor of Computing, Computer Science

    Coursework Operating Systems, Data Structures, Algorithms, Statistics II, Calculus II, Discrete Structures

Stack

by domain

Systems

  • C
  • C++17
  • Rust
  • WebAssembly
  • Emscripten
  • Make
  • Cargo

Graphics

  • OpenGL 3.3
  • WebGL2
  • GLSL
  • SDL2
  • GLM

Quant / data

  • Python
  • NumPy
  • Pandas
  • SciPy
  • SQLite
  • XGBoost

Web / infra

  • FastAPI
  • Streamlit
  • React
  • Node.js
  • Docker
  • GitHub Actions
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