Jan Florian Dietrich
Front-End Engineer
E-Mail:ed.4nenead@dfj
I do:Frontend Application Development, Fullstack Development, Progressive Web Apps / Single Page Applications, UI/UX, Automated Testing.
Clients and Projects:
- SIXT Leasing SE (Relaunch of a car-leasing platform using Angular 9, Angular Universal, Angular Material, Express, Node, Typescript, RxJS, AWS Lambda, Java, Spring, Elasticsearch)
- WPS Management GmbH/wescale (Development for a Procurement-Platform using Vue.js, Vuex, Vue Router, Node, K8s, Camunda, Java)
- Zalando SE (Fullstack-Development for the Returns-Process with React, Redux, NodeJS, Express, Kotlin, PostgreSQL and Kubernetes)
- commercetools GmbH (Developing an API-first eCommerce-Platform using React, Redux, GraphQL, NodeJS)
Technologies:
- JavaScript, ES6/ES2015++, Typescript, Babel
- Functional Reactive Programming: ReasonML, Elm, ClojureScript, RxJS, Scala.Js
- GraphQL, Apollo, Relay
- React, Redux, React-Router, Recompose, Reselect, NextJs, Gatsby, ImmutableJS
- NodeJS, Express, Hapi, Koa
- Angular
- Vue, Vuex, Vue-Router
- Webpack, Rollup, Parcel
- Styles: Latest CSS, CSS-in-JS, Styled Components, CSS Modules, BEM, PostCSS, SASS
- Testing: Jest, Cypress, Testcafe
- HTML5, WAI-ARIA
- CMS: Wordpress, Drupal, Ghost, Contentful
- Solr, Lucene, Elasticsearch
- Scala/Play Framework
- Kotlin
- PHP, Laravel, Symfony, Python,
Please ask for my profile for detailed information
Henning Petersen
Software Design & Development
Social Networks:Xing
I do:Software Architecture & Engineering, Web-based Systems, IT Consulting, Conceptual & Interaction Design, Paper Prototyping.
Clients and Projects:
- Deutsche Bank (Development of backend systems for a white-label automatic investment solution)
- ImmobilienScout24 (Developing data-driven products using Scala, Play and Elastic)
- MyVideo Broadband S.R.L. (Development of backend systems for the MyVideo online video platform)
- Deutsche Telekom AG (Development of back-end systems for a smart home solution)
Technologies:
- Java
- Scala
- Groovy
- J2EE
- ORM (JPA 2, JTA, Hibernate)
- Web Services (SOAP, REST, Contract-First, WADL, WSDL, JAX-RS, Spring WS, JAX-WS, JAXB, Apache CXF, Restlet API, Spring WS, SoapUI)
- MVC/Web Application Frameworks (Struts 1, Tapestry 5, Spring MVC, JSF, Seam)
- IOC/DI (Spring)
- Web/SoC (HTML, CSS, JSP, XSLT, Velocity, Javascript, AJAX, jQuery, Prototype, Scriptaculous, SASS, Less)
- DBMS & Migrations (MySQL, PostgreSQL, MS SQL, H2 DB, HSQLDB, Redis, Riak, CouchDb, Liquibase, Flyway, Hibernate Search, Lucene, Solr)
- Testing (JUnit, Spock Test, Mockito, Powermock, Spring Test, DbUnit)
- BPM/Workflows (jBPM, Activity, Apache Camel)
- Application Server (Jetty, Tomcat)
Please ask for my profile for detailed information