Education

Bachelor of Science, Oregon State University, Major: Computer Science | Minor: Mathematics - Completed June 2020 • 4.0 GPA
Master of Science, Oregon State University, Computer Science - Expected June 2022 • 4.0 GPA

Skills

Programming Languages: C, C++, Haskell, Elm, Idris, Crystal, Kotlin, Java, Python, JavaScript, Coq, Nix, Haxe
Languages: English (native), Russian (native), French (conversational, DELF B1 certification)
Additional Skills: Compiler design, formal verification, algorithms, low-level development.

Projects

bloglang

— Compiler for a purely functional, lazily evaluated language explained in-depth on personal blog.

maypop

— Instructional implementation of a dependently typed functional programming language capable of formal proofs.

pegasus

— LALR parser generator currently supporting the C and Crystal languages.

scylla

— Elm-based purely functional front end for the Matrix chat protocol.

Publications

Jácome Cunha, Mihai Dan, Martin Erwig, Daniel Fedorin, Alex Grejuc: Explaining spreadsheets with spreadsheets (short paper).
GPCE 2018: 161-167
Divya Bajaj, Martin Erwig, Daniel Fedorin, Kai Gay: A Visual Notation for Succinct Program Traces, VL/HCC 2021

Work Experience

Research Assistant, Programming Language Theory

Oregon State University, Corvallis, OR | Spring 2018 - Present

Formalized denotational and operational semantics of new explanation-oriented programming languages.
Devised and implemented language to explain behavior of spreadsheets to new users.
Developed tooling in Haskell to interpret, verify, generate, and debug programming languages.
Contributed to research papers published to the GPCE and VL/HCC.

Undergraduate Teaching Assistant, Programming Language Theory, CS 381

Oregon State University, Corvallis, OR | Winter 2020 - Spring 2020

Engaged in weekly question-and-answer sessions regarding course topics.
Aided students in implementing a final project in the form of a custom programming language.
Proctored quizzes and exams for over 200 students.
Organized independent review sessions attended by over 70 students.

Additional Experience

Technical Writer

Independent | Spring 2015 - Present

Designed and published website currently live at danilafe.com.
Authored blog posts on topics spanning data structures, web development, programming languages, and compilers.
Formalized and described solutions to select Advent of Code problems using the Coq proof assistant.
Created 14-part series on compiler development, walking readers through lexing, parsing, compilation using LLVM, garbage collection, and polymorphic type checking.

Lead Programmer

Northwest Advanced Programming Workshop, Portland, OR | Summer 2017

Designed and implemented a desktop calculator application with a focus on usability and feature-completeness.
Worked on a variety of components, including parsing input through a custom regular expression engine, evaluating expressions through Taylor Series, and UI design.
Profiled and debugged application using VisualVM in order to find inefficiencies, reducing computation time by 60%.
Led a small team using the git version control system.
Exercised public speaking and communication skills by reporting progress to supervisor and presenting to other teams.

Game Developer

Oregon Game Project Challenge, Portland, OR | Spring 2016 and 2017

Worked in a team to complete video game to be presented at main event.
Created a game engine from scratch using Entity Component Systems architecture.
Used OpenGL shaders and normal mapping to create 2D-shadow system.
Developed novel interaction between physical components (microcontrollers) and the video game for multi-user cooperation.

Honors and Awards

Drucilla Shepard Smith Award — Awarded to students maintaining a GPA of 4.0 while attending Oregon State University.
Honor Roll (all terms) — Awarded to students maintaining a full credit load and a GPA above 3.5.
Finalist — Google Code-In 2016, online competition in which participants complete tasks for open-source projects.