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Achievements

Achievement: Pair Extraordinairex3Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault ContributorAchievement: StarstruckAchievement: Pull Sharkx3

Achievements

Achievement: Pair Extraordinairex3Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault ContributorAchievement: StarstruckAchievement: Pull Sharkx3

Organizations

@sverigesradio

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karlerikjonatan/README.md

Jonatan Pettersson

LinkedIn Email Location

About Me

Software engineer with 15 years of experience building digital products, combining hands-on development with technical leadership, mentoring, and improving engineering practices.

Career interests: Technical leadership, Product development

Experience

Sveriges Radio

Software Engineer · Aug 2024 - Present · Stockholm, Sweden

TypeScript C# Swift Kotlin Python

Evolved the podcast experience for more than 1 million daily users across web and mobile, working closely with product, UX, and analytics teams while contributing to architecture, cybersecurity, and DevOps initiatives.

Stim

Frontend Developer · Feb 2019 - Jun 2024 · Stockholm, Sweden

TypeScript JavaScript PHP Go

Led the technical direction for cross-platform mobile applications and front-end development, migrated client-side authentication to JWT with integrated eID, implemented automated testing and CI/CD pipelines, and mentored front-end developer interns.

EY Doberman

Software Engineer · Aug 2016 - Dec 2018 · Stockholm, Sweden & New York, NY, USA

JavaScript Swift Python

Designed and developed digital products in multidisciplinary teams across Stockholm and New York, led full-stack development for web and native applications, guided clients on technology strategy and architecture, and mentored interns.

The World Loves

Frontend Developer · Aug 2014 - May 2016 · Stockholm, Sweden

JavaScript PHP Swift

Coursio

Frontend Developer · Nov 2012 - Jun 2014 · Stockholm, Sweden

JavaScript

Education

Hyper Island

Digital Communication and Media/Multimedia · 2011 - 2013 · Stockholm, Sweden

  • Branding and Visual Design
  • Communication and Conversation Skills
  • Digital Strategy and Development
  • Exploring Technology
  • Information Society
  • Life-cycle of Digital and Interactive Projects
  • Marketing and Communication
  • Presenting and Marketing Yourself
  • Running a Digital Agency
  • Specialisation Technology and Design

Pinned Loading

  1. dotfiles dotfiles Public

    My personal macOS shell, git, and vim configuration. Reproducible on a new machine with a single script.

    Shell 2

  2. localboard localboard Public

    A browser extension for pinning images to a local visual pinboard. Right-click any image on the web and add it to your board — everything is stored locally via browser.storage.local, no server or a…

    TypeScript

  3. macos-terminal-appearance-auto macos-terminal-appearance-auto Public

    Automatically switch Terminal.app between a dark and a light profile when macOS switches between Dark and Light appearance.

    Shell

  4. trafikverket-driving-tests-observer trafikverket-driving-tests-observer Public template

    A small, dependency-free template that observes the availability of Trafikverket driving tests and notifies you as soon as a slot becomes available.

    JavaScript