Michel Mohrmann

developer

Thallos Software

Biography

i have over three decades of software development experience covering a wide range of environments, systems, methods and philosophies that passed by or stayed over the years.

And still: i am hungry for more.

Since 6 years my passion is development for Apple platforms. Mainly iOS / iPadOS but also macOS, watchOS and tvOS focusing on Swift / SwiftUI but coming from an Objective-C background.

self employed

Thallos Sofware — Development lead

Jun 1997 - Present germany

Responsibilities include:

AquaCalculator - the number one App for enthusiatic reefer (iOS / macOS). Subscription based solution with a couple thousand active users and a few hundred positive feedbacks on the AppStore (adding up the older non-subscription based app and the new subscription based)
a self hosted CakePHP backend connected via a REST API to the AquaCalculator App
some smaller apps active in the AppStore
the websites www.acalc.de, www.aquacalculator.com and www.thallos.de

Senior software developer

hagebau IT

Mar 1996 - Present Soltau

senior (full-stack) developer at hagebau IT. Currently working on our customized proALPHA based ERP solution prohibis covering a wide range of not just technical topics.

Responsibilities include:

erp expert covering a wide range of topics: Warehouse Management, PIM, MDE, distribution, purchase, MIS, disposal
progress OpenEdge
erp system hibis, proALPHA, erp system hawis
SAP / ABAP

apprenticeship

Gruner + Jahr

Aug 1993 - Feb 1996 Hamburg

some early contacts with the apple world but also some pc stuff.

Responsibilities include:

developing FileMaker seminar management app
for the canteen: tranfering a lotus 123 file recipe collection to a database
first contact with “the internet”

school

Fachgymnasium Wirtschaft in Soltau

Sep 1990 - Jul 1993 Soltau

Abitur / Allgemeine Hochschulreife

fluent with

XCode
Swift / SwiftUI
Objective C
Core Data / SQLite
AppKit / UIKit
UI Design
git
REST
API
progress ABL
proALPHA

familiar with

Github - Gitlab
Firebase / Crashlytics / Sentry
HockeyApp / App Center
CocoaPods
CakePHP
PHP
Databases / MySQL, progress
OpenAPI / Swagger
Confluence
Jira
Scrum
SQL
SonarQube
CI
Java Messaging (SonicMQ)
HTML
XML
EDI
openHAB
Jekyll
fastlane
Hugo.io (Static site generator)
Wordpress
Homebrew

Interests

AI
GraphQL
Kotlin

in earlier times

perl
Filemaker
ABAP
Sculptor

languages

german (native)
english (good)
french (basics)

hobbies

photography
travel
coding