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Involvement in the development and ongoing maintenance of various applications within the steel industry

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Apps development

• •Working on an AI-driven app serving 1,000+ U.S.-based technicians, collaborating with global teams to deliver precise, scalable solutions for renewable energy maintenance
• •Developing and scaling web applications, using mainly technologies like Angular and Python
• •Collaborating with the team using Jira and Teams
• •Reviewing code, debugging, writing documentation and implementing new features
• •Mentoring other team members and helping them solve various problems

Ponta IT

Back-end and front-end development

• •Designing, building, and scaling web applications using mainly Spring and PostgreSQL

Back-end, front-end development and RubyMine plugin development

• •Developed a RubyMine plugin with its own directory structure tree

Back-end development

• •Developed a REST API using Spring Boot and Hibernate / PostgreSQL
• •Collaborated with the team using Git, Trello and CircleCI
• •Written multiple articles on Web Development thematics

Technology & Hardware On-Site Contract

• •Provided technical support for the Polish National Electoral Commission during national/local elections (2019, twice in 2020, 2023, twice in 2024, twice in 2025)
• •Operated election software, assisted with secure data transmission and system setup
• •Troubleshooted any hardware and software issues under time pressure to ensure smooth and accurate reporting
• •Ensured compliance with data integrity and official protocols in high-responsibility settings

NET-WAL

Technology & Hardware Internship

• •This Internship was a part of my education as Information Technology Technician/Computer Specialist

Freelance Developer

Software/Tools/Scripts development and other activities

• •Found vulnerabilities/bugs in various web systems/online games such as NosTale, Elsword, BitKong, Fairspin, DuckDice, CS:GO community servers mods, etc.
• •Development of tools and scripts at the request of online customers
• •Collaboration with bug hunters on community forums
• •Development of paid tools and scripts with many sales