Karsten Gerigk
Software Development
Software Development
Siemens Mobility GmbH
- Maintenance and further development of several existing projects in the "AI-powered transportation" domain based on react, REST-like APIs (Spring, Python) and various design libraries.
- Activities: lead development, consulting, UX and UI design, agile software development (Scrum, Kanban).
- Technologies: react, typescript, ant design, nodejs, yarn, vite, i18n, postgres, keycloak, jest, cypress, storybook, …
- Tools: intellij, git, gitlab-ci, docker, confluence, jira, …
What is it worth: Track your time
- #angular, #bootstrap, #trainyourskills, #stillindevelopment
- Web app for project-based tracking of activities/tasks.
- Technologies: PWA, angular17+, typescript, bootstrap5, html, sass, javascript, indexedDB.
WebGate Bookmark Organizer
- #vue, #tailwind, #trainyourskills, #blickueberdentellerrand
- Web app for organizing, managing and syncing bookmarks.
- Technologies: PWA, vue3, typescript, vite, tailwind, html, sass, javascript, formkit, pinia, headless ui, indexedDB.
Tasty-Every-Day: Menu Planner
- #react, #material, #fullstack, #family
- Web app for planning personal daily menus.
- Activities: concept, UI design, front and backend development, continuous integration, deployment.
- Technologies & Tools: PWA, react, express, nodejs, typescript, vite, MUI, html, css, javascript, sql, Plesk, docker.
Software Development
secunet security AG
- Supported the redevelopment of configuration software for in-house security products based on react and REST API (Spring-based backend).
- Activities: lead development, UX and UI design, collaboration with cross-functional UX and backend teams, agile software development (Scrum).
- Technologies: react, typescript, angular, material-ui, nodejs, npm/yarn, vite, i18n, sql, jest, playwright, rest-api, storybook, spring, java, …
- Tools: intellij, git, gitlab-ci, ubuntu, docker, sketch, figma, confluence, jira, artifactory, …
Software Development
DB Systel
- Developed various web applications based on react, javascript/typescript in the DevOps team.
- Activities: lead development, collaboration with UX and backend teams, agile software development (Scrum), continuous development, continuous integration, domain driven design.
- Technologies: react, redux, typescript, node.js, npm, styled components, storybook, webpack, jest, cypress, sql, rest-api, graphql, spring, java, …
- Tools: intelli, git, gitlab-ci, jenkins, aws, openshift, grafana, kibana, sketch, figma, confluence, jira, artifactory, …
Component Library Development
Commerzbank AG
- Redeveloped a component library using react and ES6 as a foundation for upcoming digital products for international teams in a DevOps environment.
- Activities: responsible for build processes, JavaScript development, architecture, coordination with the design team, agile software development (Scrum).
- Technologies: node.js, npm, grunt, sass, react, ES6, typescript, bootstrap3, postcss, webpack, jest.
- Tools: intelli, git, tfs, nexus, jenkins, ms azure, confluence, kanban, …
Projects with (advertising) agencies
- Websites, advertising campaign materials, Android apps and other freelance work for clients including Deutsche Telekom AG, Leo Burnett, Messe Frankfurt, MRM Worldwide, razorfish, ZDF digital production.
Software Development | Consulting | UX / UI Design | Conceptualization / Architecture
- Software Development: Web-based software, web apps, PWAs
- Web Development: Websites, SPAs, …
- Usability: UX, UI architecture and design
As a freelance software developer, I have been working in the IT and media industry for over 20 years, focusing mainly on web technologies. My work always revolves around the user interface: frontend development, UX, conceptualization, UI design and technical consulting are my strengths.
- Scripting languages: typescript, javascript, java, php
- Browser: html, html5, css, sass & Co
- Server: nodejs, sql, graphql, …
- Build: npm, yarn, webpack, vite, rollup, …
- Deploy: gitlab, gitlab-ci, docker
Of course, I’m happy to support the entire workflow. Even though the focus is on the user interface, I cover the full stack. I offer not only pure coding but also help set up the required environment—from planning through integrating agile processes and testing to the deployment pipeline.
- Methods: Scrum, Kanban, agile software development
- Tools: Jira, Confluence
- Processes: DevOps (CI, CD)
- Concepts: REST, Domain Driven Design, Test Driven Development, Clean Code, Mobile First
Thanks to the many projects I’ve worked on, I bring a broad range of experience and have a keen eye for design and usability. New technologies? Sure! If I’m not already familiar, I dive in to meet any requirement and build the best product.
Frontend: react, angular, vue, nextjs, rest, redux, express …
Testing: jest, testing-library, cypress, playwright
Design: various design libraries, MaterialUI, tailwind, bootstrap, storybook …
Frontend Development
UI Engineering
Prototyping
UX
UI Design
Concept & Architecture
Component Libraries
Deployment Processes
Data Integration
Git
Sketch
Figma
XD
Adobe Creative Suite
Mac OS
Windows
Linux
Ubuntu
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