Anna Melzer
Freelance Frontend Consultant
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolAnna Melzer is a freelance front-end consultant based in Berlin with 11 years of hands-on experience building and stabilizing React and TypeScript applications for startups, agencies, and large enterprises. She has a strong JavaScript focus and a track record of shipping performance and accessibility improvements—most notably optimizing product pages at Mister Spex and stabilizing PDF viewing and annotation workflows as a principal engineer at charly. Anna contributes to well-known open-source projects such as the Firefox DevTools debugger, where she improved the Sources UI and migrated components to JSX, and she emphasizes code quality through type and linting improvements in projects like lbry-desktop. Her work often spans technical architecture, developer mentoring, and practical tooling integrations—she built an i18n pipeline that lets non-technical editors manage translations safely via POEditor. Comfortable leading small teams or acting as an interim lead, she combines product-minded engineering with a pragmatic approach to maintainability and developer experience.
11 years of coding experience
9 years of employment as a software developer
Bachelor, Mathematik, Bachelor, Mathematik at FernUniversität in HagenMaster, Informatik, Master, Informatik at University of Potsdam
Stackoverflow
1,493reputation
243kreached
7answers
13questions
Github Skills (30)
javascript10
electron10
css10
ui-design10
devtools10
uid10
front-end-development10
developer-tools10
react10
jsx10
type-check9
component-development9
type-checking9
linting9
flow-control8
Programming languages (4)
Github contributions (5)
firefox-devtools/debugger
Jun 2017 - Nov 2017
The faster and smarter Debugger for Firefox DevTools 🔥🦊🛠
Role in this project:
Front-end Developer
Front-end DeveloperContributions:11 commits, 11 PRs, 21 comments in 5 months
Contributions summary:Anna primarily focused on enhancing the user interface of the Firefox debugger. Their contributions involved implementing new features in the Sources pane, specifically adding footer tabs for outline view. The user refactored existing code, converting components to JSX and updating related CSS styles. They also addressed flow errors and warnings related to variable usage, improving code quality and maintainability.
firefoxsmarterfasterdeveloper-toolsdebugging
lbryio/lbry-desktop
Oct 2018 - Nov 2018
A browser and wallet for LBRY, the decentralized, user-controlled content marketplace.
Role in this project:Front-end Developer
Front-end DeveloperContributions:22 commits, 5 PRs, 4 comments in 7 days
Contributions summary:Anna primarily focused on improving the type checking and linting of existing components within the `lbry-desktop` repository. They made changes to components related to card verification, ShapeShift integration, wallet addresses, and various UI elements like buttons and snack bars. Furthermore, they addressed unused variable warnings and removed unnecessary Redux injections, and fixed linting issues. These commits indicate a focus on code quality, maintainability, and UI/UX improvements.
marketplacereactcontrolledelectronbrowser
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