KRZYSZTOF ANDRELCZYK
Malaga
Summary
Software development professional prepared for high-impact roles within technology-driven environments. Experienced with creating robust software applications tailored to client needs. Strong focus on effective teamwork and adaptability, with key skills in coding and system architecture.
Overview
18
18
years of professional experience
Work History
Software Engineer
The Workshop
01.2021 - 04.2025
- Expanded analytical capabilities by developing greenfield Data Lake project using Iceberg, Hive, Kafka, Trino and Python
- Streamlined business operations by automating critical workflows with custom integration tools built in Java, Rust, and JavaScript
- Accelerated time-to-market for new products through strategic R&D initiatives using Java (Spring), TypeScript (React, Node.js)
Product Owner
The Workshop
01.2019 - 01.2021
- Delivered multiple state-of-the-art games by managing business requirements and product roadmaps
- Collaborated with design team on user interface creation and conducted usability testing
Software Engineer
The Workshop
01.2014 - 01.2019
- Elevated user engagement by 30% through designing responsive frontend applications with JavaScript, React and Pixie
- Accelerated game development cycles by 25% by implementing reusable components for the internal game framework
Java Developer
Ocado Technologies
01.2012 - 01.2013
- Developed and deployed scalable microservices providing new capabilities and enhancing user experience
- Developed front-end components using JavaScript and RESTful APIs using Java delivering new features to e-commerce platform
Java Developer
IBM
01.2011 - 01.2012
- Developed Open Services for Lifecycle Collaboration standard implementation using Java
Software Developer
7bulls.com
01.2007 - 01.2011
- Increased sales team productivity through custom CRM applications built with Java, JavaScript, and PostgreSQL that automated key account management workflows
- Created intuitive, highly customizable interfaces using JavaScript and Java
Education
M.Sc. - Applied Computer Science
AGH University of Science and Technology
01.2008
UX Design Professional Certificate - undefined
Google
01.2023
Certified SAFe 5 Product Owner -
Scaled Agile
01.2020
Skills
- Nodejs (Express, Fastify)
- Java (Spring)
- JavaScript
- TypeScript
- React
- Redux
- CSS
- UI/UX
- Docker
- CI/CD (Gitlab, GitHub)
- Confluence
- JIRA
- SQL
- Python
- Agile methodologies
LANGUAGES
English
Spanish
Polish
Timeline
Software Engineer
The Workshop
01.2021 - 04.2025
Product Owner
The Workshop
01.2019 - 01.2021
Software Engineer
The Workshop
01.2014 - 01.2019
Java Developer
Ocado Technologies
01.2012 - 01.2013
Java Developer
IBM
01.2011 - 01.2012
Software Developer
7bulls.com
01.2007 - 01.2011
M.Sc. - Applied Computer Science
AGH University of Science and Technology
UX Design Professional Certificate - undefined
Google
Certified SAFe 5 Product Owner -
Scaled Agile
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