Alex Klein
Senior Software Engineer at Codesphere
Heidelberg, Baden-Württemberg, Germany
Summary
🤩
Rockstar🎓
Top SchoolAlex Klein is a Senior Software Engineer with 7 years of experience building full-stack and platform systems across startups and large corporations, currently driving engineering at Codesphere. He blends a hacker’s practicality with an academic foundation (MSc CS, KIT) and a creative background as a trained musician, which informs a product-minded, iterative approach to engineering. His open-source contributions span frontend work on the privacy-focused Umami analytics dashboard and backend validation and testing improvements for HashiCorp's Terraform Plugin SDK, reflecting attention to both UX and robustness. Comfortable shipping API endpoints, React components, and testing helpers, he focuses on code quality and maintainability while favoring projects that let teams "make stuff we're proud of."
7 years of coding experience
6 years of employment as a software developer
Junior Studies Musik, Junior Studies Musik at Hochschule für Künste BremenMaster's degree Computer Science, Master's degree Computer Science at Karlsruhe Institute of Technology (KIT)
English, Swedish, Russian, German, Spanish
Stackoverflow
103reputation
2kreached
1answer
4questions
Github Skills (26)
javascript10
schema-validation10
apidoc10
testing10
terraform10
terraformer10
go10
api10
sdk10
front-end-development10
react10
user-interface9
analytics9
web-analytics9
props8
Programming languages (10)
Github contributions (5)
umami-software/umami
Feb 2021 - Mar 2021
Umami is a privacy-first analytics platform. Traffic, campaigns, behavior, conversions, and revenue in one place — no cookies, no surveillance, self-hosted or in the cloud.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:4 reviews, 54 commits, 13 PRs in 29 days
Contributions summary:Alex primarily contributed to the development of the Umami analytics dashboard, focusing on feature implementation and component updates. Their work included adding event type filtering capabilities, creating new API endpoints, and refactoring UI components. They also added prop-type definitions to the existing components. The user's contributions span across frontend (React) and backend (API) modifications.
chartsanalyticsstatisticsprivacyprivacy-focused
hashicorp/terraform-plugin-sdk
Oct 2020 - Oct 2020
Terraform Plugin SDK enables building plugins (providers) to manage any service providers or custom in-house solutions
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits, 1 PR, 1 issue in 1 day
Contributions summary:Alex primarily focused on enhancing the Terraform Plugin SDK, particularly in the area of validation and testing. They added testing helpers to improve diagnostic capabilities and implemented a wrapper function for legacy schema validation functions. Moreover, the user refined the code by correcting import sorting and integrating diagnostic tests, suggesting a focus on code quality, maintainability, and ensuring the accuracy of validations within the plugin development process.
terraformsdkgrpcgrpc-goterraform-provider
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