Siemens Internal References

Senior Full-stack Developer at funzt - Software Engineering - Stephan Koglin-Fischer as freelance project

Duration

04.2024 - 03.2025

Description

Migration of Siemens internal references app from monolithic server to edge computing.

Skills

  • AWS Lambda
  • AWS S3
  • AWS Bedrock
  • AWS CloudFormation
  • AWS DynamoDB
  • AWS API Gateway
  • AWS CloudWatch
  • C#
  • XPath2
  • xUnit
  • Moq
  • Typescript
  • React
  • Next.js
  • LangChain
  • Quill.js
  • Visual Studio Code
  • Visual Studio Code - Dev Containers
  • Visual Studio
  • Bash
  • Shell
  • Git
  • GitLab
  • XML
  • Terraform
  • Docker
  • Docker Compose
  • localstack

    • Responsibilities

  • Migration of monolithic legacy server code to AWS Lambda functions.
  • Development of new features and bugfixes for the legacy codebase.
  • Integration of AWS Lambda functions for the new features.

    • Achievements

  • Created a reusable "AI writing assistant and lecturer"-component, which got adopted by the Siemens ecosystem.
  • Increased performance of the Excel export feature from minutes to seconds.
  • Minimal invasive implementation of new features into the legacy code.
  • Added comprehensive testing for new and existing code using xUnit and Moq.
    •