JS

Jakub Szwed

Available to hire

I am a self-motivated Kotlin developer with over 5 years of experience collaborating and working on multiple web-based projects.

About

I am a self-motivated Kotlin developer with over 5 years of experience collaborating and working on multiple web-based projects. I am passionate and hardworking, with a focus on developing customized interfaces that address unique demands for accessibility, reachability, and security. I have an organized approach to managing multiple concurrent deadlines.

I actively pull from my knowledge of the current technology landscape to promote best practices in software design. My experience includes code review, API development, database optimization, and working with modern development standards.

  • 4 years' experience
  • Joined August 2025

Languages

  • PolishFluent
  • EnglishFluent

Industry experience

  • Software & Internet
  • Computers & Electronics

More experts in Gdańsk, Poland

Work experience

Kotlin Developer · DAC.DigitalDec 2023 – Aug 2025 · 1 yr 9 mos

Worked on a Dutch auctioning platform used by a high number of users. Participated in regular code reviews ensuring high-quality standards were met consistently across all development efforts. Optimized SQL database structures for efficient data storage and retrieval. Utilized Kotlin, Ktor, Exposed, Arrow, MySQL, and Azure technologies.

Kotlin Developer · AirthingsDec 2023 – Present · 3 yrs

Worked in a project for creating air quality control sensors. Debugged complex software issues leading to a more stable product release. Reduced development time by creating reusable code libraries for future projects. Updated old codebases to modern development standards, improving functionality. Utilized Kotlin, Spring, AWS, MariaDB, Exposed, Vert.x, and Kafka technologies.

Software Development Engineer · Amazon Development CenterMar 2022 – Aug 2025 · 3 yrs 6 mos

Developed Alexa celebrity voices feature and created products used by millions daily. Designed reusable and reliable code for use within distributed cloud environments. Collaborated on stages of system development lifecycle from requirement gathering to production releases. Used Java, Typescript, AWS, CDK, and React in this role.

Education

Bachelor of Computer Science · Gdansk University of Technology2019 – 2023

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