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Hi there, I'm Rafal 👋

Languages and Tools

Python

JavaScript

TypeScript

Django

React

Next.js

Git

Linux

Docker

HTML5

CSS3

Sass

Bootstrap


Fullstack Projects

  • improved-ecomm | Customized ecommerce store application built with Django REST Framework, React, Redux and Docker

Backend Projects

  • Thumbnails API | Easy to manage, asynchronous images processing API built with Django REST, Redis, Celery, Postgres, Docker

Web3 Projects

  • Izanagi DAO | DAO Smart contract and fully functional front-end | Solidity, JavaScript, Next.js
  • XAM | ERC-20 Token | Solidity, Python, Web3 py

Data Science Projects

  • Demand Forecasting | Demand forecasting system for a short-term period (14 days) | XGBoost, ARIMA
  • Vala | Sentiment analysis of spanist text comments | nltk, 🤗 transformers
  • Brain MRI Segmentation | Brain tumor segmentation notebook using UNet as backbone | Tensorflow, Keras, CV2
  • Domain Classifier | Classify malicious domains based on 3rd party data | XGBoost, Optuna

🤖 Kaggle

Kaggle Badge

Regression Problems

  • Tabular Playground Series - Jan 2022 | Placed 53/1591 | Time series tabular dataset. The task was to predict a full year worth of sales for three items at two stores located in three different countries. | Used LGBMRegressor, XGBRegressor, CatBoostRegressor ensembled
  • G-Research Crypto Forecasting | Forecast short term returns in 14 popular cryptocurrencies. | Experimented with a various models - XGBoost, LGBM

Classification Problems

Computer Vision

Natural Language Processing

popraf's Projects

ivy icon ivy

The Unified Machine Learning Framework

mev-toolkit icon mev-toolkit

⛓🕹 (𝗼𝗻 𝘁𝗵𝗲 𝗵𝗼𝗽𝗲 𝗼𝗳 𝗻𝗼𝗻-𝗽𝗿𝗲𝗱𝗮𝘁𝗼𝗿𝘆) 𝗳𝗿𝗲𝗲 𝗺𝗮𝗿𝗸𝗲𝘁𝘀 𝗶𝗻 𝘁𝗵𝗲 𝗺𝗲𝘁𝗮𝘄𝗲𝗯

slither icon slither

Static Analyzer for Solidity and Vyper

streamdiffusion icon streamdiffusion

StreamDiffusion: A Pipeline-Level Solution for Real-Time Interactive Generation

tailcall icon tailcall

A high-performance no-code GraphQL backend

vala icon vala

Our database contains information about product ratings with text comments. It is necessary to create an algorithm that can classify comments by sentiment as positive/negative or neutral

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