LEO JONSSON A.

Software Developer with focus on development in React w/ TypeScript

01 ABOUT
02 DEV_JOURNEY
03 TECH_STACK
04 PROJECTS
05 CONTACT

ABOUT

23 year old developer who enjoys building cool stuff. I'm currently working for Redmind as a Software Developer where I do everything from building UI's, resolving bugs, maintaning and scaling backends for our client's applications.

DEV JOURNEY

Dec 2025 - Ongoing

Software Developer | Redmind - Fulltime

Scaling and maintaining client applications, building UIs and resolving bugs.

Mar 2025 - Dec 2025

Full Stack Developer | Redmind - Internship

Building mobile apps in React Native using modern techonologies.

Aug 2023 - Jun 2025

Frontend Development | Noroff - Study

Frontend Development program @ Noroff Higher Vocational School

Oct 2022 - Dec 2022

Programming in C# | Nackademin - Study

C# course where I got to touch programming basics and fundamentals.

I LIKE WORKING WITH

React NativeTypescriptFirebaseMongoDBNestJSReact QueryTailwindCSSReduxNextJSVitePayload CMSAWSGoogle Cloud FunctionsFigmaGit

PROJECTS

Things I've been working on lately.

Seagrid

April 2025 - Ongoing

Fullstack Developer

Boat alarm connected to a mobile app that notifies users in real-time during incidents.

Designed and implemented a new navigation structure in the app
Led the Seagrid V2 redesign including full Figma re-design
Introduced a new concept for boat clubs with dedicated screens and flows
Migrated MongoDB data to Payload CMS including scripts and updated typings

React NativePayloadMongoDBNestJSFirebaseReact QueryTypeScriptAWS

Feelgood App

March 2025 - Ongoing

Frontend Developer

Health and wellness app with over 8,000 business customers and around one million employees.

Refactored components for improved structure and performance
Built a keyboard wrapper to improve input UX
Developed a new feedback flow in the app
Implemented favorite clinic functionality

React NativeReact QueryFirebaseStyled componentsTypeScriptRedux Toolkit

MAI

April 2025 - May 2025