Mariia Kaplaushenko
Software Developer
Summary
Software Developer with a focus on backend systems, data processing, and system integration
Overview
3
3
Languages
1
1
Certificate
2
2
years of professional experience
Work History
Software Developer (Internship)
Eccentex (US) – via Solution Mentors, Ukraine
05.2025 - 11.2025
- Developed and maintained backend systems and API logic to support application functionality
- Optimized SQL queries, improved data processing performance by approx. 30% for high-load workflows
- Refactored legacy JavaScript codebase to enhance maintainability and minimize technical debt
- Technologies: C#, JavaScript, Oracle DB, Ext.js
Full-Stack Web Developer
Storim.pro – Kyiv, Ukraine
03.2024 - 02.2025
- Developed full-stack web applications that enhanced user experience for retail and eCommerce clients
- Created responsive, accessible user interfaces to improve usability across devices
- Integrated third-party services and external REST APIs to expand functionalities of client-facing products
- Technologies: React, ReduxToolkit, TypeScript, Node.js, Express, MongoDB, PostgreSQL, Docker
Education
Master of Science - Computer Science
TU Wien
Vienna 02.2026 - Current
Bachelor of Science - Computer Modeling of Physical Processes, Physics
Kyiv Polytechnic Institute
Kyiv 09.2020 - 06.2024
Skills
REST API Design
SQL & Database Optimization
JavaScript
TypeScript
Nodejs
C# (ASPNET)
Oracle DB
Docker
Frontend component development
Responsive interface development
Cross-browser compatibility
State management
Accessibility implementation
Backend integration testing
Debugging
Version control
Code refactoring
Agile collaboration
Certification
Fullstack Web Development Bootcamp - GoIT
Timeline
Master of Science - Computer Science
TU Wien
02.2026 - Current
Software Developer (Internship)
Eccentex (US) – via Solution Mentors, Ukraine
05.2025 - 11.2025
Full-Stack Web Developer
Storim.pro – Kyiv, Ukraine
03.2024 - 02.2025
Fullstack Web Development Bootcamp - GoIT
06-2023
Bachelor of Science - Computer Modeling of Physical Processes, Physics
Kyiv Polytechnic Institute
09.2020 - 06.2024