Krzysztof Mierzejewski

Contribute to research and development projects in the fields of Machine Learning, Biometrics, E‑health, Crisis Management, Operational Research, and alike areas. Author academic publications. Give lectures and classes in Data Mining, Big Data, Formal Languages and Compilers, Software Engineering, Optimization Algorithms, Game Theory, Graph and Network Theory, and the like. Rendered a variety of deliverables in R+D and scientific projects.

Harness Machine Learning, Software Engineering, and Data Fabric for efficient data‑centric solutions. Lead delivery process spanning all of the project phases on the vendor side. A trusted partner to business clients trading in various industry sectors: oil & gas, financial, FMCG, public services, MMM (metals, mining, metallurgy), banking, mass media, and others. Master Data Management in-house expert; end-to-end engineer of the proprietary MDM system. Follow and evaluate the latest technology trends.

Provided customers and the development team with comprehensive support in every phase of a solution lifecycle: from envision and plan, through build, stabilize, to final deploy and operation. Notable clients: Clifford Chance (Legal Services), Vestas (partly Aarhus, Denmark | Wind Systems).

On-site consulting services on SharePoint platform to enterprise business customers. Led technical teams and managed production workforce. Liaised between EMEA clients and delivery units located in India. Notable clients: Sonangol (Oil and Gas), Singapore community (Public Services), DAK/Bitmarck (Hamburg, Germany | Health Care), pwc (Frankfurt (M), Germany | Management Consulting), BASF MBS (Mannheim and Cologne, Germany | Chemicals), Wilkinson (Worksop, Nottinghamshire, UK | Retail).

Led and contributed to solution delivery in accordance with ITIL practices. Requirements elicitation and analysis for enterprise search‑powered portals handling over 100 000 worldwide users. Information and technical architecture of SharePoint‑based intranet sites. Successful migration from FAST ESP to FAST Search Server for SharePoint.

Requirements analysis; software design, development, and quality assurance (creation and automatic tests execution in the CI/CD pipeline).

Took direct responsibility for delivery and further development of a house-made service availability and capacity information system (AMIS / CMIS). Quality assurance: requirements analysis, test and performance profile design, creation and maintenance of automatic tests.

Developed web access module for product‑based planning and control software: P2ware Planner 2008 – Microsoft Poland Most Innovative Solution of 2008 year.

Developed mobile and web‑based application to support visual merchandising and planogram compliance verification.

Study fields in data science: notion of confidence in classification models, similarity measures in statistical inference.

Graduated with distinction at Operational Research and Decision Support Unit, Faculty of Cybernetics.