Justyna Laszczyca

Analytical and detail-oriented professional with experience working in a highly regulated diagnostics environment, supporting data quality, process improvement and operational decision-making. Passionate about building a career in Data Engineering by developing reliable, scalable and high-quality data solutions that enable organisations to make informed decisions. Alongside my professional experience, I have been developing practical technical skills in SQL, Python, PostgreSQL and Power BI through independent learning and hands-on projects.

I have successfully completed end-to-end SQL and Python projects, both awarded Distinction, demonstrating my ability to analyse data, write efficient code, solve technical problems and communicate analytical findings effectively. I enjoy learning new technologies, collaborating with others and continuously improving my technical skills. I am now seeking an opportunity to contribute to a modern data team where I can continue developing my knowledge of cloud data platforms, data pipelines and data engineering best practices while delivering high-quality work.

Process Improvement & Data Support at Swiss Precision Diagnostics GmbH

• Worked within a highly regulated diagnostics environment where accuracy, consistency and data integrity were critical to operational performance.
• Analysed operational information to identify trends, support process improvements and contribute to informed decision-making.
• Maintained high standards of data quality through careful validation, verification and accurate record management.
• Produced and maintained clear process documentation to support operational consistency and compliance.
• Investigated issues, identified root causes and contributed to continuous improvement initiatives.
• Collaborated with colleagues across different departments to improve operational efficiency and data reliability.
• Developed strong analytical, organisational and problem-solving skills while managing multiple priorities and maintaining attention to detail.

Diploma of Higher Education in Chemistry and Analytical Sciences