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I am a highly motivated and results-oriented Senior Software Developer with a proven track record in designing, developing, and maintaining complex applications. Passionate about programming, I am dedicated to delivering high-quality solutions and continuously improving software architecture. I thrive in team settings and enjoy mentoring junior developers as well as leading technical discussions. Throughout my career, I have gained extensive experience in the Telecom and Air Transport domains, contributing significantly to system stability and performance. I actively participate in Agile methodologies and am committed to collaborative problem-solving and innovation.…I am a highly motivated and results-oriented Senior Software Developer with a proven track record in designing, developing, and maintaining complex applications. Passionate about programming, I am dedicated to delivering high-quality solutions and continuously improving software architecture. I thrive in team settings and enjoy mentoring junior developers as well as leading technical discussions. Throughout my career, I have gained extensive experience in the Telecom and Air Transport domains, contributing significantly to system stability and performance. I actively participate in Agile methodologies and am committed to collaborative problem-solving and innovation.

Piotr Masior

Developer, Programmer, Back-End Developer

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I am a highly motivated and results-oriented Senior Software Developer with a proven track record in designing, developing, and maintaining complex applications. Passionate about programming, I am dedicated to delivering high-quality solutions and continuously improving software architecture. I thrive in team settings and enjoy mentoring junior developers as well as leading technical discussions. Throughout my career, I have gained extensive experience in the Telecom and Air Transport domains, contributing significantly to system stability and performance. I actively participate in Agile methodologies and am committed to collaborative problem-solving and innovation.…I am a highly motivated and results-oriented Senior Software Developer with a proven track record in designing, developing, and maintaining complex applications. Passionate about programming, I am dedicated to delivering high-quality solutions and continuously improving software architecture. I thrive in team settings and enjoy mentoring junior developers as well as leading technical discussions. Throughout my career, I have gained extensive experience in the Telecom and Air Transport domains, contributing significantly to system stability and performance. I actively participate in Agile methodologies and am committed to collaborative problem-solving and innovation.

Available to hire

I am a highly motivated and results-oriented Senior Software Developer with a proven track record in designing, developing, and maintaining complex applications. Passionate about programming, I am dedicated to delivering high-quality solutions and continuously improving software architecture. I thrive in team settings and enjoy mentoring junior developers as well as leading technical discussions.

Throughout my career, I have gained extensive experience in the Telecom and Air Transport domains, contributing significantly to system stability and performance. I actively participate in Agile methodologies and am committed to collaborative problem-solving and innovation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Senior Software Developer at Zinkworks

June 1, 2025 - August 27, 2025

Developed and maintained back-end microservices for Telecom domain systems using Java 11, Spring Boot, and Kubernetes. Addressed architectural gaps and implemented improvements in collaboration with architects. Built new microservices enabling asynchronous communication via Kafka. Utilized Gerrit for code reviews and CI/CD pipelines, actively engaged in Agile ceremonies, and collaborated with QA to reduce pre-production bugs. Awarded Quality Crusader in 2024 for code quality and system stability.

Software Developer at SITA

January 31, 2022 - August 27, 2025

Modified and enhanced a complex Java EE application for baggage handling logistics in air transport, meeting evolving requirements. Utilized Java EE, Spring Boot, and RESTful services to integrate with legacy systems. Worked extensively with MySQL and Oracle databases, optimized schemas and queries. Implemented Docker to improve development and deployment consistency, participated in Agile methodologies, and handled critical on-call duties ensuring system availability. Earned Bravo award in 2020 for outstanding collaboration and support, leading to elimination of reported system errors post-release.

IT Mentor at CoderDojo

May 1, 2017 - August 27, 2025

Mentored children and teenagers aged 8-18 in foundational programming concepts and project-based learning. Managed communication with parents and participants, adapting teaching methods to different skill levels within the community.