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Tjena, Oscar here 👋

Industrial Engineering student from Sweden, Stockholm.

I enjoy solving problems, playing Counter Strike 2, and downing instant coffee like it's liquid gold.

Technical Competences

React
Next.js
TypeScript
Tailwind
Python
Excel VBA
Lexington Company AB

Lexington Company AB

Supply Chain Intern

Jan 2025 - Present

  • •Developing a deeper understanding of Supply Chain processes by learning internal flows, identifying areas for improvement, and creating small applicaitons for process improvements
  • •Developed a forecasting tool using Python with machine learning libraries (Gradient Boosting)- to improve forecasting accuracy and optimize the supply planning process
  • •Developed several file/invoice converters using Next.js
Supply ChainMachine LearningProcess Optimization
Ovako

Ovako

Master Thesis Student

Jan 2025 - Present

  • •Thesis about the implmentation of Statistical Process Control (SPC) in the steel manufacturing industry
Implmentation and change management
Catalina Software Solutions AB

Catalina Software Solutions AB

Co-founder and CEO

Jun 2024 - Present

  • •Developed an Excel VBA calculation template for automatically calculating depreciation and charges related to apartment inspections
  • •Developed a web application for AI generation of policies for sports clubs in Sweden
  • •Built features including account management, email reminders, and digital signatures
  • •Built a RAG application using Next.js, Langchain, and Supabase
Next.jsPythonTailwind CSSPostgreSQLVBA
LIU Formula Student

LIU Formula Student

Business Development and Sponsorship Contact

Jan 2024 - Present

  • •Developed a Next.js/Python system for managing the Bill of Materials (BOM) for formula car components
  • •Created business strategy as part of the cost and business team
  • •Strengthened collaboration with existing sponsors and attracted new sponsorships
  • •Led team to highest-ever sponsorship revenue of approximately 400,000 SEK
Next.jsPythonBusiness DevelopmentSponsorship
Stångåstaden AB

Stångåstaden AB

Area Coordinator and Apartment Inspector

Jun 2023 - Present

  • •Handled administration and planning of property management to ensure customer orders and needs in home maintenance and repairs were met
  • •Worked closely with customers to fulfill their needs and maintain good relationships
  • •Conducted thorough inspections of over 40 apartments, reviewing safety and maintenance standards in detail
  • •Collaborated with a supervisor on approximately 20 additional inspections to identify areas for improvement
Property ManagementCustomer ServiceInspection
Linköping University

Linköping University

Teaching Assistant in Steel Structures

Sep 2023 - Oct 2023

  • •Mentored and provided guidance to a class of 30 students in calculations for steel structures
  • •Took a leading role both during lectures and lab sessions
  • •Developed strong skills in project planning and effective communication
TeachingSteel StructuresMentoring