🟢 Open to opportunities

Mykolas Perevicius

Full-Stack Engineer |

I thrive at the intersection of backend rigor and frontend empathy, shipping production code that helps everyday people get more done with less friction.

Experience

Dec 2025 - Present

Founding Engineer

  • Founding software engineer for a local accounting firm focused on tax returns for individuals and bookkeeping for small businesses
  • Built and deployed a landing page and lightweight client portal using React, TypeScript, Supabase, and Vercel
  • Implemented secure client messaging and file upload workflows to support business communication, reduce spam, and provide a fallback from SaaS solutions
React 19 TypeScript Supabase PostgreSQL Tailwind CSS Vercel
Oct 2025 - Feb 2026

Software Engineer Contractor

  • Contracted to improve testing for an internal portal used to manage groups, users, and school-issued devices for a SaaS platform serving 17,000+ students
  • Increased backend coverage with 1,500+ pytest-django tests with CI/CD checks and automated validation
  • Built automated testing infrastructure using pytest, Playwright, and Faker, including BFS-based route discovery that achieved 90%+ frontend coverage with video-recorded test runs
  • Contributed Django REST framework backend work for internal portal features and service integrations including Google Workspace and Stripe
  • Implemented CI/CD pipelines with GitHub Actions and Docker for automated test execution, coverage reporting, and deployment validation
Django REST pytest-django Playwright PostgreSQL Docker GitHub Actions
Jun 2023 - Aug 2023

Software Engineer (Internship)

  • Contributed full-stack features to an internal securities analysis platform using C#/.NET, React/TypeScript, and SQL Server for wealth management analysts and client advisors
  • Presented an AI Tech Talk to 100+ employees on LLM integrations for Bessemer's core business needs and daily operations
C# .NET React TypeScript SQL Server
Dec 2022 - Jun 2023

Curriculum Developer & Instructor

The Coding Place
  • Provided private tutoring in supplementary coding education for kids, teens, and adults — including continuing education
  • Designed and taught lessons in programming basics with Python, web development with JavaScript, and OOP plus data structures
  • Created Jupyter notebook learning materials supporting fundamentals instruction and preparation for PCEP and PCAP certifications, with a high student pass rate
Python Jupyter GitHub Actions JavaScript TypeScript
Dec 2019 - Oct 2021

Curriculum Developer, Instructor, and Software Engineer

Project Innovate Newark
  • Contributed to a nonprofit focused on teaching high school students the fundamentals of programming and finance
  • Progressed from learning the stack to teaching introductory Python classes and projects, then to developing curriculum and coding instructional materials
  • Built an internal scheduling portal using React, Node.js, PostgreSQL, Django, JWT authentication, and Docker
React Redux Node.js PostgreSQL Docker AWS
Sep 2021 - Sep 2022

Research Intern

  • Participated in the STEM Student Scholars (3SP) research program under Dr. Joseph Sivo
  • Built early embedded systems and Python-based research prototypes as part of hands-on technical research experience
  • Contributed to computer vision experimentation with a CNN-based recycling-bin detection prototype built with TensorFlow
Python TensorFlow CNN Computer Vision

Featured Projects

stocksandoptions.org

Interactive stock vs options calculator helping employees visualize equity compensation tradeoffs. Real-time calculations with customizable scenarios.

Finance Interactive
React TypeScript Finance

Education Playground

Jupyter notebook learning materials covering Python fundamentals, designed to support PCEP and PCAP certification preparation.

Jupyter PCEP / PCAP
Python Jupyter Education

Distributed AlexNet

AlexNet implemented via custom CUDA kernels and MPI orchestration on a cluster, used to demonstrate scaling laws and parallel-training techniques.

GPU Cluster Multi-GPU
CUDA C++ MPI Python

Piano Keyboard Trainer

Browser-based piano trainer mapping QWERTY to a 30+ note chromatic instrument. Eight scales, real-time piano visualization, and scale-practice with progress tracking.

8 Scales Real-time
React TypeScript Tailwind Web Audio API

RIFE Gameplay Interpolation

GPU-accelerated video interpolation pipeline converting 30 FPS gameplay to 60+ FPS, focused on evaluation and benchmarking.

30→60 FPS GPU-accelerated
Python CUDA FFmpeg Bash

Koala's Forge

Cross-platform installer (inspired by Ninite) supporting 100+ applications. Automated setup, dependency handling, and rollback-oriented workflows.

100+ Apps Cross-platform
PowerShell Bash Python

Static C++ Code Analyzer

Parser and static analysis tool for a C++ subset. Identifies type errors and unused variables using AST generation and control-flow analysis. (Sep 2023 – Jan 2024)

AST Static Analysis
C++ AST Compilers

Let's Connect

I'm currently exploring opportunities where deep systems work meets impactful user experience. If your team is uniting robust infrastructure with intuitive applications, let's talk.

Get In Touch

Have a project in mind or want to chat? Let's connect!

mykolas@perevici.us:~$ whoami
> Full-stack engineer shipping code that matters
mykolas@perevici.us:~$ ls projects/
> distributed-alexnet/ koalas-forge/ education-playground/ piano-trainer/
mykolas@perevici.us:~$ cat philosophy.txt
> "Ship fast. Test everything. Impact users."
> Press ESC or click outside to close