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Roman
Stockholm, SE

Scala Software Engineer

Results-driven Software Engineer with hands-on experience in backend, frontend, and DevOps engineering across distributed and cloud-based systems. Strong background in Scala (2/3), TypeScript, and modern functional ecosystems including ZIO, Akka, and http4s. Experienced in building scalable microservices architectures, GraphQL federation, microfrontends, and cloud-native deployments on GCP and AWS.

Demonstrated expertise in CI/CD implementation, containerization, automated testing, and end-to-end system design. Comfortable working across the full development lifecycle, from architecture and development to testing and deployment in agile and cross-functional environments.

Skills

  • Akka Cluster
  • Akka HTTP
  • Amazon Web Services (AWS)
  • Apache Spark
  • Apollo Federation
  • Bamboo
  • CircleCI
  • Docker
  • Doobie
  • Git
  • GitHub Actions
  • GitLab CI/CD
  • Google Cloud Platform
  • Google Cloud Storage Buckets
  • Google Compute Engine
  • GraphQL Federation
  • Http4s
  • javascript
  • Jenkins
  • Jest
  • json4s
  • JUnit
  • Kafka
  • Katalon Studio
  • Kubernetes
  • Mercurial
  • MongoDB
  • PostgreSql
  • Postman
  • React
  • Redis
  • Robot Framework
  • Rust
  • Scala 2
  • Scala 3
  • Selenium
  • single-spa
  • TypeScript
  • Vagrant
  • ZIO

Experience

Nov 2021 -Present

Scala / Rust / Typescript Engineer at Droppa

– Adopted SimpleLocalize as a global translation platform and achieved full type safety in TypeScript.
– Implemented GraphQL federation, developed a custom code generator, and delivered domain features and functionality.
– Established end-to-end testing using the TestCafe framework integrated with GitHub Actions.

Mar 2021 - Nov 2021

Software Engineer at Intellias

– Worked on a geographic project as a backend engineer under NDA.

Nov 2020 - Mar 2021

Engineer/Frontend Engineer/Devops at Kucher Project

– Built a microfrontend (microservices) architecture using single-spa as an orchestrator with React and TypeScript for frontend development.
– Developed a scalable distributed backend system using the Akka technology stack, including Akka HTTP, Akka Cluster, Apollo Federation, and Kafka for interservice communication.
– Designed and deployed cloud infrastructure on GCP, including storage buckets for static assets, microfrontend hosting, backend microcontainers, and Kubernetes clusters; implemented CI/CD pipelines using GitLab CI/CD.

2016 - 2020

Software Engineer I-III at Ecommerce Projects

Education

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Master’s Degree in Computer Science at University of Human Development “Ukraine”, Institute of Computer Technology (Kyiv, Ukraine)

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Domain Driven Design at Luxoft, Ukraine

CTA resume
CTA resume