Experience

RYTLE

• Germany
• Transportation, Logistics, Supply Chain and Storage
• 1 - 100 Employee

• Freelance Software Developer

  • Nov 2023 - Present

  Bremen, Deutschland



Freelance

• Freelance Software Developer

  • May 2018 - Present

  Berlin Area, Germany Various web development projects. Tech: node.js, nest.js, TypeScript, Javascript, Angular, React



leogistics GmbH

• Germany
• IT Services and IT Consulting
• 1 - 100 Employee

• Freelance Nestjs Developer

  • Nov 2021 - Apr 2023

  Hamburg, Germany • Integrated real-time sensor data (AWS SNS/SQS) and created a scalable rule-based alerting system using DAPR. • Established a lerna monorepo for internal npm packages with an automated Gitlab CI pipeline for semantic releases. • Conducted performance analysis (node clinic) and refactoring/splitting of existing microservices.



Klarna

• Sweden
• Software Development
• 700 & Above Employee

• Freelance Engineering Manager

  • Mar 2021 - Sep 2021

  Berlin, Germany • Led the Form Filling team as the Competence Lead, responsible for technical design decisions, team meetings, and personal development of team members. • Enhanced analytics/monitoring and defined KPIs across teams, leveraging domain knowledge. • Defined domain standard for SLOs as member of the Operational Excellence Group.

• Freelance Lead Developer

  • Mar 2020 - Mar 2021

  Berlin, Germany • Developed multiple backend services using Node.js, enabling advanced web automation capabilities for internal stakeholder teams. • Built CLI tools and browser add-ons for data collection and generation, automated through a Jenkins pipeline. • Integrated APIs into Klarna's React Native app and implemented metrics in Amplitude for monitoring successful go-live and ongoing operations.



Linkbase

• Fullstack Developer

  • Feb 2020 - Mar 2020

  Berlin, Germany • Developed a progressive web app prototype, focusing on social networking with real-time data integration from a Firebase database. • Collaborated closely with the product owner/designer, maintaining an agile development approach and incorporating direct feedback.



Projektron GmbH - Wir stellen ein!

• Germany
• Software Development
• 1 - 100 Employee

• Software Developer

  • Jul 2014 - Jan 2020

  Berlin Area, Germany Technologies: Java 8, Javascript/Typescript, SQL (Postgres), Tomcat, Subversion, Jenkins, Gradle