Jonatan RamhöjContact

Hello! I’m Jonatan.

Swedish Software Engineer & Startup Founder.

I build digital products for international clients and have a passion for the health tech, e-commerce, and web3 industries.

About

Across the last decade, I’ve helped international clients such as Lufthansa, Mitsubishi, WooRank, and NA-KD, launch successful products used by millions worldwide.

My expertise primarily revolves around the JavaScript ecosystem, specializing in Frontend Engineering. Beyond contracting, I find great joy in co-founding startups, channeling abstract concepts into tangible, impactful products for a global audience.

My passion currently gravitates towards the health tech and web3 industries, where I find the technological advancements intriguing and exciting to work with.

Check out my projects below and see how they resonate with you and tell me what you think. If you have an interesting idea and need a co-founder or contractor I'd love to hear from you.

Uptrip

Frontend Engineer

Enmedify

Frontend Engineer

Can dogs eat it

Technical co-founder • Fullstack Engineer

Woorank

Frontend Engineer

Avensia

Frontend Engineer • Business development

Whitespace

Fullstack Engineer

Cirkus Cirkör

Fullstack Engineer

NSVA

Fullstack Engineer

My main tech stack

  • React
  • JavaScript
  • TypeScript
  • Next.js
  • Gatsby.js
  • Node.js
  • Vue.js
  • TailwindCSS
  • GraphQL
  • Firebase
  • ElasticSearch
  • Figma

Do you need assistance with a project?

With a decade experience helping clients build digital products using industry-standard technologies and best practices, I am well-equipped to support you. Feel free to reach out for a chat!

The latest from the blog

My latest articles and tutorials where I explain and simplify complex programming concepts.

  • Firebase3 min read

    Firebase: Admin SDK installation guide

    I have a deep appreciation for Firebase and its extensive range of products. However, I have noticed a notable omission in the official documentation: the steps to install the Firebase Admin SDK are not...

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  • React6 min read

    React: scopes demystified

    Understanding the different contexts in which our code operates within React is crucial for optimising performance, achieving encapsulation, and improving efficiency. It provides clarity on where...

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  • React4 min read

    React: useEffect demystified

    If you’re a React developer, mastering the useEffect hook is critical to improving your efficiency and creating awesome applications. One of the most powerful tools in your React tool belt, useEffect helps...

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