Piotr Borowiec

Technical Lead

Poland

About

I am a reliable and independent person who can deliver tasks on my own. I work in the banking environment, where I take part in projects using different technologies. I am committed and always do my work carefully and responsibly.

Experience

  • Sii Poland (Remote)
    • Technical Lead (Bank Sector)
      Dec 2025 - Present · 7 mos

      Managing accounting-related solutions using Spark, Scala, Databricks, Control-M, and UrbanCode.

    • Senior Software Developer (Bank Sector)
      Jul 2024 - Dec 2025 · 1 yr 6 mos

      Developed and maintained a Apache Spark Scala-based data processing platform supporting the booking and categorization of financial trades. The project involved migrating existing Spark-based pipelines from a legacy Cloudera environment to Databricks on the cloud. Responsibilities included re-architecting ETL processes, optimizing Spark jobs for performance and scalability, and ensuring seamless integration with downstream systems. Emphasis was placed on accurate classification of trades for regulatory and reporting purposes.

    • Senior Software Engineer (Bank Sector)
      Jul 2024 - Mar 2025 · 9 mos

      Designed and implemented a web application using Next.js and React, enabling business users to easily edit and manage configuration files via an intuitive graphical interface. The tool replaced manual editing processes, significantly reducing errors and improving operational efficiency. Integrated role-based access control and validation mechanisms to ensure secure and accurate configuration management

  • Software Engineer at Wobee
    Dec 2017 - Apr 2022 · 4 yrs 5 mos

  • Qlik Developer & Project Manager at Retail Technology Consulting Sp. z o.o.
    Feb 2012 - Dec 2017 · 5 yrs 11 mos

    Certified project management professional with 4 years experience in project planning, implementation and execution. 3 Years of experience working with the following Technology toolsets: BI (Qlik Sense, QlikView)