Overview
Work History
Education
Skills
Timeline
Generic

Klaudia Sikorska

Overview

7
7
years of professional experience

Work History

Software Engineer

Snowflake
07.2023 - 11.2024
  • Migrated the marketplace analytics system from batch processing to event-driven streaming, designing new observability for the re-architected system and enhancing resiliency across both versions during the transition phase.
  • Led feature development of a new type of listing in the Snowflake Marketplace platform, collaborating across product and engineering teams.
  • Took part in a full software development lifecycle (planning, design, coding, code-reviewing, testing, releasing, maintenance, pager duty shifts).

Software Engineer / Junior Software Engineer

TouK
07.2020 - 06.2024
  • As a full-stack developer, led the development of an internal GUI tool that automated batch document generation with dynamic parameters, streamlining employees’ workflow and enabling large-scale customer communication.
  • Designed, developed, and led a microservices-based system integrating multiple service providers into a unified interface for purchasing internet services, significantly simplifying the customer experience.
  • Developed and maintained 20+ integration systems (e.g., notifications, number porting) for a major telecom company, ensuring reliable cross-system communication.

Junior Java Developer

NMG
11.2017 - 05.2020
  • Developed a Spring-based system to track the product lifecycle from factory to POS for audit purposes, introducing the company’s first implementation with automated testing.
  • Implemented real-time data processing and visualization module of the industrial control system (SCADA).

Education

Bachelor of Science - Computer Science

Nicolaus Copernicus University
Torun
01-2020

Skills

  • Solid coding skills and experience in JVM-based programming languages: Kotlin, Java, Groovy
  • Experience in fullstack development: TypeScript, JavaScript
  • Building and integrating REST & SOAP web services
  • Writing and maintaining unit and integration tests
  • Mentoring and onboarding new team members, ensuring clear communication and smooth collaboration within the team
  • English (B2)

Timeline

Software Engineer

Snowflake
07.2023 - 11.2024

Software Engineer / Junior Software Engineer

TouK
07.2020 - 06.2024

Junior Java Developer

NMG
11.2017 - 05.2020

Bachelor of Science - Computer Science

Nicolaus Copernicus University

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Klaudia Sikorska