Hagen Hübel teilweise verfügbar

Hagen Hübel

Full-Stack Software-Entwickler/-Architekt Schwerpunkt Web & Mobile & Blockchain (Ethereum)

teilweise verfügbar
Profilbild von Hagen Huebel Full-Stack Software-Entwickler/-Architekt Schwerpunkt Web & Mobile & Blockchain (Ethereum) aus Berlin
  • 14167 Berlin Freelancer in
  • Abschluss: nicht angegeben
  • Stunden-/Tagessatz: 80 €/Std. 640 €/Tag
    bei spannenden Startup-Projekten (Early-Stage) verhandlungsbereit.
  • Sprachkenntnisse: deutsch (Muttersprache) | englisch (verhandlungssicher)
  • Letztes Update: 17.09.2019
SCHLAGWORTE
PROFILBILD
Profilbild von Hagen Huebel Full-Stack Software-Entwickler/-Architekt Schwerpunkt Web & Mobile & Blockchain (Ethereum) aus Berlin
SKILLS
Hinweis: ich bitte von Anfragen als Tester abzusehen
Hinweis 2: Momentan bin ich vor allem an kleineren Projekten interessiert, die lediglich wenige Tage bis einen Monat erfordern oder aber Teilzeit erfolgen bei flexiblen wenigen Tagen pro Woche (unter 5) und dies vorrangig für Apps [iOS und Android] mit React-Native oder Web-Applikationen oder Shopware-Projekte)

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Since 1990 I\'m developing desktop-applications, web-applications, mobile apps, libraries and interfaces in Linux, Mac and Windows environments for various industries. 

My main area of interest in the last 10 years was and is to build fast, high scalable and high reliable web applications including various REST APIs. Also since 2012 I have been building many apps (mostly native iOS), e.g. health apps, a chat app for a social network with a geospatial search, apps for local business search, apps for internal customer tools and many more. 

My core competencies are: PHP, Flutter / Dart, Ethereum / Solidity, Objective-C, MySQL, Javascript, Symfony

Also i am familiar with: AWS, ReactiveCocoa, React Native, Cloudfront, Cloudinary, MS SQL, Linux, OS-X, iOS, Building fast and reliable Web Applications,  Unittesting (PHPUnit, QUnit, Kiwi), Restful Web Services (REST), Performance Optimization, Jasmine, CasperJS

I am also a contributor to opensource projects, as you can see at https://github.com/itinance
REFERENZEN
Cooblr GmbH
Germany - Hamburg
In my role as an interims-CTO i was responsible for an international developer-team consisting of 5 developers including myself that solved the whole app-development for both iOS and Android and the backend as well with Loopback/NodeJS and AWS.

My competencies for this project:

- Backend: REST-API via Loopback  with MongoDB & MySQL as Database
- AWS Lambda und AWS Transcoding Service as a backend
- UX-Definitions with UX-Designer
- iOS App-Development (native Objective-C and ReactNative)
- Android App-Development (native Java and ReactNative)

Zizzle - Learning Mandarin Chinese
http://www.zizzle.io
I've built the native apps for both iOS and Android and the Backend:

My technical competencies are:
  • leading the development of the iOS- and Android-App with React Native and 2 developers including
    • REST-API calls
    • User-Login/Registration with backend
    • In-App-Purchase for subscriptions
    • Analytics
  • building the backend with
    • User-Administration
    • Content-Administration
    • Multiple user roles and their administration
    • Product/Shop-Administration
    • Analytics
www.dein-bauernladen.de
With a small team the web portal http://www.dein-bauernladen.de has been build and published under my direction. The portal is germanys biggest directory of local farmer shops and gives them visibility in the internet. I developed the backend of dein-bauernladen.de as well as the native iOS-App.

The core system of the portal is also used as a white-label solution with multi-client capabilities from other companies and drives several industry portals in the DACH-region.

My technical competencies in this project: 
- Symfony 2
- MySql 5.6
- PHP 5.6, Javascript, LESS
- Objective-C, ReactNative
- Composer, Puppet, Vagrant, Grunt, Bower, NPM
- geographical circumcircle search
- dealing with APIs from Google, Geonames, Facebook, Twitter, Factual and many more
- SEO optimization
- high performance web application / high performance database 
- AWS-Components: S3, EC2 and Cloudfront
- Cloudinary
- native iOS Apps

Yatego GmbH
In the first 2 years I was part of the refactoring team where the whole software stack of Yatego's eCommerce platform www.yatego.com has been rebuild. The main goal was to create a high reliable and high performance eCommerce platform for this large german marketplace, which has been achieved successfully.

2014 we started a new project called Yatego Local (www.yategolocal.com), building everything from scratch with modern technologies and agile methodologies. 

My technical responsibilities for YategoLocal were the native iOS-part of the app development as well the backend (PHP, MySql, ElasticSearch) of the platform including various APIs (e.g. Facebook API and Cloudinary). I also built the social media integration and supported the developer team in all topics.

My technical specialties in this project: 
- PHP 5.5
- Objective-C
- Javascript
- Test Driven Development (very high coverage)
- MySQL (Percona) 5.6, Liquibase
- ElasticSearch
- Symfony 2, PHPUnit, Bootstrap, Kiwi
- Node, npm, Bower, Composer, Grunt
- Vagrant, Puppet
- Facebook SDK
- Factual SDK
- Cloudinary
- Google Places API
- Titanium AppCelerator
- Kiwi (TDD for native iOS Apps written in Objective-C)
- JasmineJS

selectr.me
selectr.me was the most easily operated Facebook Friend & Friendlist Manager. It was recommended by german youth radio stations, large news papers, wide-reach blogs and the online medium of the "Tagesschau". 
Note: the project was shut down in 2014 because Facebook deleted necessary API-endpoints for managing its friendlists.

Steuertermine Online
URL: http://steuertermine.biz/
For a group of tax consultants i developed this project as a full stack developer alone including frontend and backend. 
My technical specialties here:
- PHP 5.4
- MySQL 5.5
- Coffeescript
- Bootstrap 
- LESS

Amakura GmbH
With a team of 6 developers we built a web-based ERP software for the insurance sector. Besides the integration of finance-related interfaces and data imports like MT940 and DTAUS, I was responsible for performance optimizations, for both frontend and backend, particularly the Microsoft SQL Server database. 

My technical competencies in this project: 
- C# / ASP.NET
- Javascript, Coffeescript
- Microsoft SQL Server

Medolan UG
As the leading software developer for this eHealth Startup based in Düsseldorf (Germany) I was responsible for the development of the whole software stack.
The software stack can be summarized with the following components:
- database (MySql)
- backend (PHP)
- frontend (JavaScript, HTML)
- APIs
- data imports/-exports
- Apps
- Testdriven development for both backend and frontend


Sedo GmbH
With a team of 6 developers we built a web-based ERP software for the insurance sector. Besides the integration of finance-related interfaces and data imports like MT940 and DTAUS, I was responsible for performance optimizations, for both frontend and backend, particularly the Microsoft SQL Server database. 

My technical competencies in this project: 
- C# / ASP.NET
- Javascript, Coffeescript
- Microsoft SQL Server
ZEITLICHE UND RÄUMLICHE VERFÜGBARKEIT
Available in germany and austria, Berlin preferred. I also have strong skills in remote work over many years with virtual and large developer teams. I'm very familiar with being transparent in daily work especially for remote jobs.
KONTAKTANFRAGE VERSENDEN

Ja, ich akzeptiere die AGB

Ja, ich akzeptiere die Datenschutzbestimmungen

Hinweis: der Versand ihrer Kontaktanfrage ist komplett kostenfrei

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