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Marcin Rzezniczuk

Marcin Rzezniczuk

Data Engineer

BeeData

Technologies

My Portfolio Highlights

My New Course

Understanding Data Engineering

My New Course

Intermediate Python

My New Course

Understanding Data Engineering

Simplicity is the ultimate sophistication

My Work

Take a look at my latest work.

DataLab

Try out AI

course

Introduction to SQL

course

Introduction to Python

DataLab

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My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Kanban University Kanban Management Professional

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Introduction to SQL
Understanding Artificial Intelligence
Intermediate SQL

My Work Experience

Where I've interned and worked during my career.

C&F | Dec 2020 - Present

Data Engineer

project for pharmaceutical company Technologies used: - customized ETL/ELT cloud solution - Redshift - SQL - GIT - Confluence, Jira - Snowflake - Python
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BeeData | Dec 2020 - Present

Data Engineer

N/A

JLL | Mar 2020 - Nov 2020

Associate, Data & Analytics, Data Modeling and Integration

Modelling and mapping the data in data warehouses Design, development and deployment of BI solutions – with pressure on data modelling issues and back-end development (Snowflake) Technologies used: - Snowflake - GIT(GitHub) - MS SQL Server - Confluence, Jira - Python

DB Schenker | Jan 2019 - Nov 2019

Data Engineer

Technology Solution Center Proof of concept in using Apache Airflow for data pipelines orchestration, Research on possible automation of data delivery (data pipelines) for Data Science team Creation of technical documentation of new solutions and researches. Creating application packages of Big Data Solutions Preparing new Junior SQL Developers for their role (conducting training in the area of SQL/T-SQL and Bee4IT application) Technologies used: -AWS -Linux Bash -Python -Docker -GIT (GitLab, GitHub) -Confluence, Jira

DB Schenker | Oct 2017 - Jan 2019

Service Consultant

Technology Solution Center Analyse IT Governance process owner’s business requirements and processes through document analysis, interviews, workshops and workflow analysis (IT Controlling, Demand Management, Project Management, HR) Development and modification of software application modules and reports Backend development (SQL/T-SQL) Frontend configuration using built-in application configurator (XML, HTML) Creating a technical, process and user documentation (Confluence) Test cases - preparing, executing and recording (functional, user acceptance, performance) Resolving issues on 2 nd and 3 rd level support, working in international virtual team (ServiceNow) Admin tasks on application/database server (application restart, DB dumps, etc.) (Windows Server 2012) Implementation of Scrum framework for new development(Product Backlog, Sprints) Execution of Agile methodology (setting up roles in team, change of approach to the development of new application functionalities and processes)

T-Mobile Polska | Jan 2016 - Jan 2017

Junior SAP RE-FX Specialist

Working for part of T-Systems (Telekom IT) organisation, Responsible for everyday application support within SAP RE-FX module, Solving incidents and problems, Cooperation with SAP users and consultants, Analysis of the current implemented business processes, develop solutions to meet the business need, Testing of new SAP functionalities, Creating/Updating technical documentation, Providing support in the evaluation of planning and costs of requirements, Participation in the biggest Europe SAP RE-FX project.

Danone | Jan 2015 - Jan 2016

Intern, Logistics Operation and Customer Service Department

Analytical support for the customer service team in making business decisions aiming at provision of an optimal course of logistic operation process, Monitoring and maintenance of rates reporting, analysis and interpretation of the results, Processing orders in SAP ERP system, Reporting and maintenance of the reports in logistic operation using SAP ERP, MS Office software and MicroStrategy, Support and participation in the projects on customer service automation, Supporting the process of logistic operation for the key customers, Reorganizing of reporting systems based on prevailing B2B demands.

My Education

Take a look at my formal education

Polsko-Japońska Wyższa Szkoła Technik Komputerowych w
Postgraduate, Big Data in Warsaw | 2019
Master of Engineering - MEng, Transport, Logistics and technology of internal transport and wareh... in Warsaw University of Technology | 2015
Engineer's degree, Transport in Lublin University of Technology | 2014

About Me

Marcin Rzezniczuk

ETL/ELT, SQL, Kanban

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