Jan Florian Dietrich

Front-End Engineer
Social Networks:Xing
I do:Frontend Application Development, Fullstack Development, Progressive Web Apps / Single Page Applications, UI/UX, Automated Testing.
Clients and Projects:
  • 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)
  • ePost Development GmbH  (Fullstack-Development for Mail-Portal using AngularJS/Angular2, Webpack, Scala & Play)
  • MyVideo / ProSiebenSat1 Digital  (Frontend & Mobile Development for the MyVideo online video platform)
  • 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
  • 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
Phone:+49 (0)179 1461388
Programming:BlogStack Overflow
Social Networks:Xing
I do:Software Architecture & Engineering, Web-based Systems, IT Consulting, Conceptual & Interaction Design, Paper Prototyping.
Clients and Projects:
  • 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