Marcin Kosztołowicz

Marcin Kosztołowicz

Kraków, Poland
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Marcin Kosztołowicz

Marcin Kosztołowicz

Kraków, Poland
Member since March 5, 2015
A year ago, Marcin earned the master's degree in computer science and currently is a student of philosophy. During his studies, he worked as an Android developer for 2 years. Then, he participated in projects related to data analysis. Recently, he has been associated with a cognitive science laboratory. His passion for solving problems demonstrates his intense focus and desire to learn and use new technologies.
Marcin is now available for hire
Portfolio
  • Sensinum
    Java, Spring, Octave, R, JavaFX, Python
  • Synaway
    Android, Java, SQLite (ORMLite), PostgreSQL
Experience
  • Java, 5 years
  • Android SDK, 4 years
  • Python, 3 years
  • R, 1 year
Kraków, Poland
Availability
Part-time
Preferred Environment
GNU/Linux, AndroidStudio, PyCharm, Git
The most amazing...
...feature I've created was a voice recognition algorithm for intelligent building software.
Employment
  • Software Developer
    Sensinum
    2014 - 2015
    • Created a voice commands recognition plugin. The algorithm was based on MFCC and implemented in Java (Spring). Research and prototyping was made in R and Octave.
    • Developed a JavaFX application focused on UX experience.
    • Did preliminary research of data coming from LeapMotion.
    • Created a Java implementation of an ARMA forecasting algorithm.
    • Conducted research, reading scientific papers and prototyping algorithms.
    Technologies: Java, Spring, Octave, R, JavaFX, Python
  • Android developer
    Synaway
    2012 - 2014
    • Designed and implemented Android applications. Used a REST API and SQLite (ORMLite) for on-device storage.
    • Conducted server-side administration, installing and running Java web applications (Apache, PostgreSQL).
    • Created customized UI components.
    • Researched a video chat feature, using ooVoo (WebRTC).
    • Implemented unit tests and instrumentation tests.
    • Participation in Scrum meetings.
    Technologies: Android, Java, SQLite (ORMLite), PostgreSQL
Experience
  • Carpyen (LAMP Catalog) (Development)

    An Android application which was a base for building catalog-like applications. Content was provided by server (REST API), and it had an offline mode and synchronization feature.

    Build examples: Carpyen, Studenckie Zniżki Kraków

  • Torba Kangura (Points of Interest for Parents) (Development)

    Mobile application (Android) which provides useful information for parents with kids. It is possible to find interesting places where a parent can take their child. Data is provided for major cities in Poland.

  • Ancilla (Care Assistance) (Development)
    https://www.behance.net/gallery/Ancilla/4527969

    A system which was supposed to help in taking care of old people. There were two separate mobile applications, one for the elderly patient and one for the caregiver. UI design by Przemyslaw Brzezinski.

  • Voice Command Recognition Plugin (Development)

    Voice command recognition used in intelligent building systems. Based on MFCC. Prototyped in Octave and R, implemented in Java.

  • Cavern Laboratory (Development)

    JavaFX application designed to simplify computation of land surface changes caused by cavern exploitation.

  • Cryptocurrency Trade and Mining System (Other amazing things)

    System based on Cron and Python code which was adjusting cryptocurrency mining to cryptocurrency market circumstances combined with auto-selling.

  • Technical Support in Cognitive Science Laboratory (Other amazing things)

    Supported technical and software side of cognitive science research, especially eye tracking and fNIRS research.

Skills
  • Languages
    Java, Bash, Octave, R, Python
  • Frameworks
    Android SDK, ORMLite
  • Platforms
    Linux, Android
  • Libraries/APIs
    Google API, Volley Android Library, SQLite, Android API
  • Tools
    Weka, Android Studio, Emacs
  • Paradigms
    MVC
  • Storage
    PostgreSQL
  • Misc
    Machine Learning
Education
  • Master's degree in Computer Engineering
    AGH University - Kraków
    2009 - 2014
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