Personnel of the Department of Computer Science

Graduate of Computer Science at the Polish-Japanese Academy of Information Technology (BCS) and Gdansk University of Technology (MSc). Founder of the Hashcode programming science club, and former co-chair of the Odyssey of the Mind science club active at PJATK. Winner of the international finals of the Oddysey of the Mind competition at Iowa State University, USA. Hobbyist participant in numerous hackathons includingJunctionat Aalto University, Finland. Originator and organizer of two editions of the BeHealthy hackathon, held at the Gdansk headquarters of IHS Markit, which attracted a total of over 200 participants.

Training courses completed and titles obtained

• Engineer, 2015-2019 Computer Science, Polish-Japanese Institute of Information Technology in Gdansk, Poland
• Master of Science in Engineering, 2019-2021, Computer Science, Gdansk University of Technology 

Experience in numbers

• More than 7 years of commercial experience as a software engineer
• 2.5 years of cooperation with PJATK as a lecturer (2019 and 2022 - until now)  

Scope of development activities carried out, including training

Design, implementation and development of applications based on microservices architecture, in technologies such as .NET, Angular, Kubernetes, Cloud, PostgreSQL, MS SQL.

More than 13 years of professional experience in IT, including 5 years in Game Development and a passion for teaching. I have worked on projects ranging in scale from casual games to complex cryptocurrency exchange platforms, working with clients and partners from Europe, the Americas and Asia. I have expertise in Blockchain technology, AI/Machine Learning and AR/VR applications. Enthusiast of foreign languages and cultures, with a background in Intercultural Communication.

Training courses completed and titles obtained

• Intercultural Communications Specialist and Interpreter | 2005-2010
• Seoul National University Language School - Seoul, South Korea | 2016-2017.

Experience in numbers

• 13 years of professional experience
• 5 years experience in Game Dev
• 2 PC AA titles released
• 2 independently developed VR titles
• 10+ mobile titles released
• Managing teams of up to 30 people

Scope of development activities carried out, including training

• Game Development
• Project Management

Selected clients for whom the trainer provided training

• University of Gdansk - guest speaker
• PJATK - Lecturer

Didacticist at the Polish-Japanese Academy of Computer Technology and the University of Warmia and Mazury. Originally from Belarus, he enjoys cycling and playing badminton. Youtube channel: https://www.youtube.com/@aleksanderdenisiuk5246

Training courses completed and titles obtained

• Master of Science in Mathematics: 1987, M. V.
  Lomonosov Moscow State University, Department of Mechanics and Mathematics 
• D., specialization in mathematics: 1991, M.
  V. Lomonosov Moscow State University, Department of Mechanics and Mathematics 
•   Ph.D., specialization Technical Informatics and Telecommunications: 2020,
  Polish-Japanese Academy of Information Technology

Publications

• 1. Aleksander Denisiuk: Weighted Hamming Metric and KNN Classification of Nominal-Continuous Data, Computational Science - ICCS 2023. Lecture Notes in Computer Science, Vol. 14074, Springer, Cham (2023)
• 2. Aleksander Denisiuk: On range condition of the tensor x-ray transform in Rⁿ, Inverse Problems & Imaging, Vol. 14, No. 3, 423-435, (2020)
• 3. Aleksander Denisiuk, Michał Grabowski: Embedding of the Hamming space into a sphere with weighted quadrance metric and c-means clustering of nominal- continuous data, Intelligent Data Analysis, Vol. 22, No. 6, 1297-1314, (2018)
• 4. Alexander Denisjuk: Inversion of the X-ray transform for 3D symmetric tensor fields with sources on a curve, Inverse Problems, 22, 399-411 (2006).
•   Aleksander Denisiuk: PCA Dimensionality Reduction for Categorical
  Data, Computational Science - ICCS 2024. Lecture Notes in Computer
  Science, Vol. 14834, Springer, Cham (2024)
  Aleksander Denisiuk: Iterative inversion of the tensor momentum x-ray
  transform, Inverse Problems, Vol. 39, No. 10, 105002, (2023)

Scope of development activities carried out,

2024: International Conference on Computational Science, Málaga
Inverse Problems: Modeling and Simulation, Malta
2023: International Conference on Computational Science, Prague
56th Hawaii International Conference on System Sciences, Hawaii
2022: Inverse Problems: Modeling and Simulation, Malta
Proceedings of the Third International Conference on Information
Management and Machine Intelligence. Algorithms for Intelligent Systems
Annual Hawaii International Conference on System Sciences

Research:

Integral geometry, tomography, data analysis Programming languages, coding and tools:
C, C++, R, Pascal, Perl, Bash, Fortran, Prolog, Lisp, SQL, plpgsql, PHP, XML,
XSLT, TeX, LaTeX, DocBook, SVG, JavaScript, Java, HTML, CSS, Qt, OpenGL

A didactician, researcher and programmer with many years of experience. He received his PhD from the Institute of Computer Science Foundations of the Polish Academy of Sciences in 2017, and is involved in teaching at PJATK and working on research projects related to Artificial Intelligence and DLT technology.

Training courses completed and titles obtained

• Certificate Introduction to Digital Currencies - University of Nicosia
• PhD in Artificial Intelligence at IPI PAN
• Open-source:
  • https://github.com/pantadeusz
  • https://codeberg.org/frezia

Experience in numbers

• 15 years of teaching experience at PJATK and UG
• 10 original subjects for students
• 10+ events for gifted youth
• 4 R&D projects
• 11 publications
• 1 book
• 1 innovation in EU Innovation Radar

Scope of development activities carried out, including training

Independently prepare and conduct subjects from the study program on AI, DLT and IoT. Preparation of presentations in seminars and open events. Book Using OpenCL published by IOS Press.

Selected clients for whom the trainer provided training

PJATK, UG, Marshal's Office of Pomorskie Voivodeship (Zdolni z Pomorza), DuoRS

Programmer with many years of experience, combining daily professional practice with academic teaching. On a daily basis, he implements IT projects in international environments, which allows him to keep abreast of IT industry trends and challenges. He translates this experience directly into the classes he teaches, enriching them with practical insights and the context of real projects.

When working with students, he focuses on understanding the mechanisms behind the code, independent problem solving and creative discussion. He encourages them to ask questions, find their own solutions and think critically. He builds an atmosphere of partnership that fosters self-confidence and conscious development in the IT world. He believes that effective learning is not only about learning the tools, but more importantly about developing an engineering mindset.

Scope of development activities carried out, including training

Active participation as an organizer and speaker in various smaller school and academic events

Design, implementation and optimization of complex backend systems with high availability

Introducing modern concepts for building user interfaces based on dynamic content delivery

Mentoring, code review and supporting competence development in software teams

Workshops on effective code writing, attention to quality and good design practices

Academic classes - from programming basics to advanced architectural patterns and IT team organization

Trainer, teacher of professional subjects at PJATK and UM Gdynia , IT technician with many years of experience, initiator, organizer and instructor of many Cisco and Palo Alto Academies in the Tri-City . 

The first Cisco Academy in Pomerania at ZSCHiE Gdynia was established with her participation in 2000 while in 2009 at PJATK o/Gdańsk , modernization and reactivation on her initiative at the Maritime University Gdynia took place in 2023 .

 In 2019, she earned the Excellence Advanced Instructor badge from Cisco Academy System. 

Entitlements :

Cisco Academy training instructor "CCNA ", "Networking Security".

Palo Alto Academy training instructor "Networks Cybersecurity ". 

Postgraduate Studies :

Entrepreneurship

Educational Management

Expert and long-time practitioner of software engineering. Currently manager of development teams in an IT company. Responsible for the development of IT systems for one of the largest employers in the country
Lecturer in software engineering and project management at the Polish-Japanese Academy of Information Technology in Gdansk. Computer scientist by education, leader by passion. Project, product manager and leader for development teams producing enterprise-class software. Leadership enthusiast, leading teams towards a common goal.

Graduate of Computer Science at the Polish-Japanese Academy of Information Technology. During his studies, he was active in the student government, as Coordinator of Student Organizations and Inter-University Relations. 

Multiple medalist in the world finals of the international creativity competition Odyssey of the Mind (2016 - 2022), and for the last couple of years he has also coached teams (2023 to now).
Participant of more than 25 hackathons - both national and international - most of which ended with a place on the podium.
Professional and teaching experience includes commercial work in areas such as electronics (including projects at the intersection of technology and art) and 3D printing.

Research and teaching assistant with more than ten years of academic experience, specializing in graph theory, with particular emphasis on dominance problems, vertex coverage and certified dominance. His achievements include publications in prestigious journals and active participation in international conferences such as the 9th Graph Conference on Graph Theory.

Work experience

2015-present - Research and teaching assistant, Department of Combinatorial Optimization, Faculty of Mathematics, Physics and Computer Science, University of Gdansk.

Teaching classes in computer science, graph theory, web applications

Taking care of student projects (e.g. Infokiosk, Roadmap)

2016-Present - Freelancer and consultant in web application design, development and testing

Comprehensive implementation and technical support

2018-present - Lecturer and supervisor of the specialization "Internet Applications", Polish-Japanese Academy of Information Technology, branch in Gdańsk

Coordination of teaching programs, mentoring of students

Technical skills

Programming languages: bash, C, C++, Java, JavaScript, Python, PHP, R, SQL, SageMath

Frameworks and technologies: Django, Flask, NEXT.js, React.js, express.js, Spring Boot, Symfony, WordPress

Databases: MySQL, PostgreSQL, MongoDB, Neo4j

Testing tools: JUnit, Selenium, Cucumber, Mockito, Jest, Mocha, Chai, unittest, pytest

DevOps & Systems: Unix/Linux, Git, Docker, Kubernetes, Jenkins

Research papers and documentation: LaTeX

Projects and teaching engagement

Designer of official conference pages - 8th and 9th Graph Conference on Graph Theory (https://gcgt.ug.edu.pl)

Website developer for Miwomed clinic (https://miwomed.pl)

Supervisor and mentor of student groups in the implementation of web applications for UG

Passion and commitment

Passionate about graph theory and enthusiastic about education - full of commitment to the development of young talent. He conducts workshops, seminars and practical projects to help students develop key skills. He draws inspiration from travel and cultural discovery, which influences creativity and fresh insights in academic work.

He has completed many renowned courses, including the prestigious Harvard CS50 among others Artificial Intelligence with Python.

However, his fascination with programming did not prevent him from becoming president of AEGEE Gdansk, the largest international student organization in Europe.

He has been professionally involved in the software industry for five years. Among other things, he worked for large international corporations such as VISA. 

His experience allowed him to co-develop two large projects in the medical industry.

Both applications were met with praise from test users and positive feedback.

Along with 2024, he joined the ranks of PJATK Gdansk, teaching Java programming.

He is constantly expanding his expertise, keeping up with the latest trends in IT and artificial intelligence.

For the past 3 years he has been active in the investment industry, speaker of the age of industry meetings for individual investors.