Utku Yücel

Data Engineer | Python & SQL

Frostbyte - A lightweight data versioning tool
Frostbyte - A lightweight data versioning tool

Frostbyte: Efficient cold storage for data files with versioning and zero cloud dependencies. Compress, track, and restore datasets through a simple CLI designed for data scientists.

Python CLI Data Versioning
Fed Fund Rate Tracker
Fed Fund Rate Tracker

A comprehensive financial analytics platform for tracking and analyzing Federal Reserve interest rate changes

Python API ELT Business Intelligence
Traffic Prediction for IBB
Traffic Prediction for IBB

A comprehensive traffic prediction system for Istanbul using real-time data collection, machine learning models, and API services for traffic condition analysis and forecasting.

Python Machine Learning API ETL
Stock Performance Analyzer
Stock Performance Analyzer

A sophisticated tool leveraging Python for comprehensive stock performance analysis, enabling data-driven investment decisions through visual insights.

Python Financial Analytics Data Visualization Business Intelligence
ETL - Volume Analyzer
ETL - Volume Analyzer

An advanced ETL pipeline for processing large datasets with automated clustering and regression analytics, yielding actionable business intelligence.

Python ETL Data Engineering Business Intelligence
URL Shortener
URL Shortener

An advanced URL shortener with custom slugs

Python Flask API Web Development
Cryptocurrency Exchange Clustering
Cryptocurrency Exchange Clustering

Strategic pattern identification through advanced clustering algorithms, uncovering hidden relationships in cryptocurrency exchange data.

Python Machine Learning Data Analysis Financial Analytics
Betting Engine
Betting Engine

A sophisticated statistical engine implementing advanced probability models to calculate odds and simulate betting outcomes with high precision.

Python Statistics Mathematical Modeling Data Analysis
Influencer Ranking System Design
Influencer Ranking System Design

Buluttan

Istanbul, Turkey

FEBRUARY 2024 - JUNE 2025 (1 Year 4 months)

Data Engineer

  • Developed End-to-End Data Pipelines: Engineered robust ELT/ETL pipelines using custom Python extractors, transformers, and loaders written from scratch. Orchestrated with Bruin (dbt-like) for reliable data ingestion and transformation. Automated recurring tasks with Bash and deployed on Linux.
  • Architected & Scaled Data Platform: Designed Medallion-based Data Warehouse and Lakehouse using BigQuery and GCS, scaling from gigabytes to terabytes processing capacity.
  • Led API Integrations & Data Delivery: Spearheaded API integrations for data sourcing and delivered tiered downstream data models for Data Science teams.
  • High-Impact Team Environment: Managed pipeline health and development in fast-paced, international English-speaking team, using Grafana monitoring and BigQuery SQL.
Python BigQuery GCS Bruin ETL/ELT Grafana Linux Git Bash

Bitlo

Istanbul, Turkey

JULY 2022 - FEBRUARY 2024 (1 Year 10 Months)

Data / Business Analyst

  • Data Analysis & Insights: Utilized Python and SQL to extract insights from complex datasets, addressing root causes of business problems with strategic context.
  • Strategic Data Implementation: Developed data collection and analysis strategies aligned with business objectives, reinforcing the company's data-driven approach with measurable results.
Python SQL Data Analysis Business Intelligence Data Strategy