Efe has demonstrated success in conducting research, mining data, enhancing data collection procedures, building algorithms, and using machine learning tool. As a data analyst for Novartis:<ul><li>Applied ETL techniques to provide data consistency throughout the company's systems.</li><li>Examined Stored Procedures and documented them for further usage. </li><li>Analyzed Account Provisinging Service databases to make sure that the hiring process of the company seamlessly and automatically works.</li></ul>As a data analyst for Wejo Ltd:<ul><li>Used advanced big data tools (such as AWS’s S3 buckets and PySpark library) and techniques to extract, transform and analyze connected cars data.</li><li>Dealt with streaming, event and batch data.</li><li>Conducted data evaluations to product Data Quality Reports.</li><li>Worked on product data mappings onto the data model.</li><li>Supported the engineering team with root cause analysis and impact assessment.</li><li>Provided analysis as input for commercial data evaluation reports such as Residential Traffic Reports.</li></ul>As a data analyst for Executive Interviews Ltd:<ul><li>Developed Django-Python-based Dashboard Applications.&nbsp;</li><li>Developed visual reports based on R markdown for customers and management.</li><li>Worked on sentiment analysis based on interviews' transcripts.</li></ul>

Data Analyst & Data Engineer

<ul><li>Created and published articles on data analysis, data science, big data, and machine learning. </li><li>Wrote for Medium and the data science publication, Towards Data Science.</li></ul>

Technical Writer

<ul><li class="ql-align-justify">Led merchandising and marketing analytics, reporting, strategy and implementation.</li><li class="ql-align-justify">Identified, analyzed and presented consumer insights via web and social media channels.</li><li>Drove strategic thinking, brand planning, digital marketing and supported standard data needs for the company by creating data-driven stories.</li><li class="ql-align-justify">Successfully designed algorithms, led cross-functional teams and boosted sales revenue by %20 within a year. &nbsp;</li><li>Aggregated, modeled and modified merchandising and marketing data to extrapolate insights.</li></ul>

Data Analyst

Efe Buyuk - Sample Content Calendar

Efe Buyuk

Efe Buyuk - Stripe API in Action Against Fraud Transactions

Efe Buyuk - Content Guidelines

What did COVID-19 teach us in the sense of e-learning?

The Increasing Importance of Machine Learning in Distance Learning

Efe Buyuk - Data Analysis

The Rise of Machine Learning

Daily statistics for trending YouTube videos from Kaggle

How to Analyse Video Related Data With R

New Roles Emerges as Technology Changes Expectations

Being a Data Scientist in the News and Media Industry

Three crucial takeaways about learning synthetic data

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English (British)

Efe Buyuk is a technical writer with a focus on engineering, data science and machine learning. He writes for Medium and the data science publication, Towards Data Science. With a variety of IT, Digital and Marketing skills, Efe is able to drive strategic thinking, brand planning, digital marketing and standard data needs to create engaging content. His past clients include Novartis and Wejo, among many others.

Efe Buyuk

Employment Highlights

Education Highlights

Portfolio

Efe Buyuk - Sample Content Calendar

Efe Buyuk - Stripe API in Action Against Fraud Transactions

Efe Buyuk - Content Guidelines

The Increasing Importance of Machine Learning in Distance Learning

Efe Buyuk - Data Analysis

The Rise of Machine Learning

Efe Buyuk - Sample Content Calendar

Efe Buyuk - Stripe API in Action Against Fraud Transactions

Efe Buyuk - Content Guidelines

The Increasing Importance of Machine Learning in Distance Learning

Efe Buyuk - Data Analysis

The Rise of Machine Learning