Senior Java/Scala Developer

Paweł B.
specialist

Who?

I wrote my first code in elementary school. It was a system for uploading private photos to the server. Later I found a bug - anyone could download all the files... Since then, I pay much more attention to the accuracy and quality of my work

For how long?

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07.2016

previous employment

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02.2022

Devopsbay

What kind of tech skills?

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Java, Scala, Python Spring, OOP, DDD, TDD
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Design patterns, Advanced algorithms and data structures
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Hibernate, SQL, AWS Cloud, Docker, K8s
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Functional programming, DevOps mindset, Agile (Scrum)
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Unit, integration testing, Development of frontend applications
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Microservices, Cloud-based architecture, CI/CD, clean code

What responsibilities?

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Backend Developer, DevOps Supporting

Technologies: Scala, Java, Kotlin, Gradle, Docker, k8s, TeamCity, AWS, Azure, Cloudera, Hadoop, Spark

  • Developing application for processing large data sets with the ability to export/import to various external services/clouds
  • Maintaining the production environment in big scale
  • Bug fixing and client k8s clusters' support
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Fullstack Developer

Technologies: Java 11, Spring, OracleSQL, Angular, ExtJS, Hibernate, AWS stack, Maven, Kibana, Grafana, Marathon, Terraform, Redis, Docker

  • Developing applications based on advanced microservices, AWS cloud-based architecture
  • Designing new features required high scalability, performance and combination of many cases
  • Real-time user and operation support
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Backend Developer

Technologies: Java 8, Spring, AngularJS, PostgreSQL, OpenNLP, Junit, Hibernate, Maven

  • Developing backend application
  • Developing order’s content recognition from SMS using NLP/machine learning
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Backend Developer

Technologies: Scala, http4s, Cats, Tapir, Mockito, Scala Tests, GitHub Actions, Nanonets

  • Designing a project from scratch using DDD
  • Writing API code and preparing connections with the OCR library
  • Developing fully Scala functional code
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What languages?

Polish
English
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