Education


Technical College Graduate

Aug 2024 - Jun 2025

NTI-Gymnasiet Uppsala


Technical Programme

Aug 2020 - Jun 2023

NTI-Gymnasiet Uppsala

Work Experience


Sustainable Action

Feb 2025 - Apr 2025

Web Developer, unpaid internship


Skatterättsligt Forum

Aug 2023 - Current

Web Developer


Hambergs Catering AB

Aug 2022 - Current

Waiter, Bartender, Head Waiter

Projects


Beverage Consumption

Jun 2025 - Current

Tech Stack:

PHP, Laravel, Jetstream, JavaScript, Tailwind

(Username/password to test the tool: "guest"/"guest")

A custom-built tool used by Hambergs Catering to centralize and streamline the tracking of beverage consumption at events. I designed and developed the entire solution independently – from concept to production – working closely with Hambergs to ensure the functionality and user experience aligned with their needs. The system is built to support multiple organizations/teams, making it easy to scale and offer the tool to additional clients in the future.


Winterland

2019 - Current

Tech Stack:

C#, Unity, Photoshop, Dynamic music

A game developed in Unity. It includes a feature to save player progress, allowing the game to track which levels are accessible. This is an unfinished project I occasionally work on in my free time.

Winterland Level 1 Winterland Level 2

Sustainable Action Climate Coordination Tool

Feb 2025 - Apr 2025

Tech Stack:

TypeScript, React, NextJS, Yarn, API Integration, UX, HTML, CSS

A tool for facilitating coordinated efforts in climate transition. The tool is written in NextJS and uses Yarn as a package manager. During my time as A con­tributor to Sustainable Action, I have contributed to the inter­national­ization of the tool and im­plemen­ted fetching historical data from APIs to display in graphs.


Bordsplacerings­generatorn

Oct 2024 - Nov 2024

Tech Stack:

C#, WPF, FlaUI, XAML

A tool for teachers to generate seating arrangements for classes. The tool is a WPF application written in C# that uses an algorithm to generate seating based on user preferences, e.g., ensuring students who shouldn't sit next to each other are separated, or that students needing proximity to the board are seated close to it.

Bordsplaceringsgeneratorn

Bredbandsbotten

Oct 2021 - Nov 2024

Tech Stack:

Python, Pyplot, Excel

A Python program that measures internet connection speeds over time, displays graphs of the results using Pyplot, and saves the data to an xls file.

Bredbandsbotten Pyplot Graph Bredbandsbotten output data spreadsheet

CMU Graphics Chess

May 2022 - Nov 2024

Tech Stack:

Python, CMU Graphics

A chess game written in Python using the CMU Graphics Library. The game supports local multiplayer.


Florista

Sep 2024 - Oct 2024

Tech Stack:

HTML, CSS, JavaScript, Playwright, Unittest, Handlebars, YAML

A website for a fictional florist. The website includes a "Today's Special" feature that highlights a product from the catalog at a discounted price and displays it at the top of the product gallery. The site also features an interactive map showing the business's location.

Florista Start View Florista Products Section

Il Forno Magico

Aug 2024 - Sep 2024

Tech Stack:

HTML, CSS, JavaScript, Selenium, Unittest, Bootstrap, YAML

A website for a fictional Neapolitan pizzeria. The site uses Bootstrap, includes a slideshow, and features a search function to locate pizzas on the menu.

Il Forno Magico Start View

NTB Biluthyrning

Oct 2024 - Oct 2024

Tech Stack:

HTML, CSS, JavaScript, Playwright, Unittest, Handlebars, YAML

A website for a fictional car rental company. The site has a language-switching feature and an option to toggle between different company locations. It also includes an admin function to modify the basic company and location information.

NTB Biluthyrning English Start View NTB Biluthyrning Swedish Start View NTB Biluthyrning English Car Selection NTB Biluthyrning Page Footer NTB Biluthyrning Admin Login NTB Biluthyrning Admin Dashboard

Skatterättsligt Forum

Aug 2023 - Nov 2024

Tech Stack:

HTML, CSS, Wordpress

A WordPress website for Skatterättsligt Forum, a company that organizes tax law seminars and conferences.

Contact and Platforms

072-700 20 23

jesper@cejie.se

GitHub

Instagram

LinkedIn

Uppsala, Sweden

Languages

Swedish

Native

English

Fluent

Spanish

Beginner

Japanese

Beginner

Interests

  • Mixology
  • Drumming and songwriting
  • Programming
  • Gaming

Skills

  • SCRUM
  • Git
  • C#
  • PHP
  • Laravel
  • Jetstream
  • Tailwind
  • Unity
  • WPF
  • Automated Testing
  • Python
  • Selenium
  • Playwright
  • FlaUI
  • HTML
  • CSS
  • YAML
  • JavaScript
  • Excel
  • Photoshop
  • Agile Programming