Rich experience engineering products and processes for companies in many different sectors.
Aktualisiert am 02.10.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.01.2025
Verfügbar zu: 100%
davon vor Ort: 10%
Applikationsarchitektur
Java
AWS
Kotlin
TypeScript
Docker
Angular
ReactJS
Teamleading
Back-End
Front-End
Git
Node.js
Go
SQL
REST
GraphQL
Apache Kafka
Linux
Windows
Microservices
JavaScript
Android
German
Native
English
C2

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 Jahr 8 Monate
2023-03 - heute

Guiding the creation and adoption of modern software engineering

Principal Consultant Java Kotlin Maven ...
Principal Consultant
  • Guiding the creation and adoption of modern software engineering practices and technologies
  • Supporting multiple teams to work together more closely and more effective
  • Analyzing the current software architecture and imagining new and improved architectures to meet business goals
  • Guiding the adoption of modern technologies and focused software engineering
  • Creating feasibility studies looking at the migration and re-implementation of legacy software based on Gupta SQLWindows/Oracle to modern technologies

Java Kotlin Maven Gradle Windows MSSQL PostgreSQL Docker Swarm AWS Kubernetes GitLab CI Swagger Spring Boot Linux agile methodologies
Alexander Katlein IT Consulting
8 Monate
2022-08 - 2023-03

Driving the technological transformation of the product to reach a bright and scalable future

Lead Architect Android Kotlin Java ...
Lead Architect
  • Closely working together with the CTO and other C-Level leadership on both operational and organizational topics to improve technological standards, organizational structures, and development processes
  • Instrumental in hiring new experts by identifying organizational needs, designing job offers, conducting technical interviews, and being the single-point-of-contact for the technical part of the application process
  • Performing software engineering tasks in a fire brigade style to fix critical issues

Android Kotlin Java macOS PHP mySQL AWS New Relic Sentry Swagger Docker TypeScript JavaScript JQuery SolidJS ReactJS
ready2order GmbH
7 Monate
2022-01 - 2022-07

Maintaining critical infrastructure to ensure business continuity

Senior Software Engineer & Architect (Consultant) AWS Varnish Go ...
Senior Software Engineer & Architect (Consultant)
  • Implementing backup and disaster recovery strategies
  • Designing infrastructure at scale (AWS)
  • Engineering integrations with other services
  • Providing self-service access to owned services

AWS Varnish Go Nginx Traefik Rust REST Swagger Keycloak Grafana DynamoDB Ory Hydra Python Bash
FourEnergy GmbH
1 Jahr
2021-01 - 2021-12

Leading engineering teams consisting of developers of all calibers

Tech & Team Lead Software Engineering (Consultant) AWS Kotlin Spring Boot ...
Tech & Team Lead Software Engineering (Consultant)
  • Head architect for development and business infrastructure on AWS
  • Engineered security critical microservices providing neo-banking functionality
  • Closely involved in design and product development for neo-banking app
  • Coached all developers who needed it, virtual "open door" policy


AWS Kotlin Spring Boot Docker Apache Kafka + Confluent Cloud Redis WebSocket BouncyCastle Python Rust TypeScript PostgreSQL REST Okta GitLab
OpenValue GmbH
3 Jahre
2018-01 - 2020-12

development for internal software working

Senior Software Consultant NodeJS TypeScript React ...
Senior Software Consultant
  • Lead development for internal software working closely with Business
  • Worked in several cross-functional teams to create products that are used today
  • Architected microservices on AWS for integration with edge devices
  • Took over maintenance and development for existing software
  • Communicated regularly with stakeholders and users to deliver a better product
  • Coached interns and juniors

NodeJS TypeScript React Gatsby Apache Kafka AWS Docker PostgreSQL JVM Java Kotlin Spring Boot Angular IE11 MySQL Oracle DB Python 3
ByteSource Technology Consulting GmbH
2 Jahre 11 Monate
2015-02 - 2017-12

Developed macro compiler for IBM HLASM

Software Developer C# HLASM (IBM S390) Java EE ...
Software Developer
  • Maintenance of migration software for IMS/PLI/ObjectStar to Java and C#
  • Development and maintenance of internal software

C# HLASM (IBM S390) Java EE Python 2/3 MongoDB PostgreSQL JBoss IBM WebSphere Apache TomEE Angular Kotlin
Shark GmbH
6 Monate
2014-07 - 2014-12

Lead of the media squad

Infantry Soldier and Guardsman (Conscript) Service rifle STG-77 (Steyr AUG) Ceremonial rifle STG-58 (FAL) Telephones ...
Infantry Soldier and Guardsman (Conscript)
  • Varied duties like foot patrols, vehicle stops, identity checks, etc...
  • Representing the Republic of Austria in the best light possible (e.g. during inaugurations, burials, and on national TV, and more...)
  • Leader of the media squad


Service rifle STG-77 (Steyr AUG) Ceremonial rifle STG-58 (FAL) Telephones Adobe Premiere CC Adobe After Effects CC
Austrian Armed Forces
1 Monat
2012-02 - 2012-02

My Recipes, BlackBerry Playbook app



1 Monat
2011-03 - 2011-03

My Travel Diary (BlackBerry Playbook app)



Adobe ActionScript 3, Adobe Flash, Adobe Integrated Runtime

Aus- und Weiterbildung

Aus- und Weiterbildung

1 Jahr 10 Monate
2012-09 - 2014-06

Informatic

Diploma with distinction, HTBLuVA Spengergasse, College of IT
Diploma with distinction
HTBLuVA Spengergasse, College of IT
Project: HealthQ (Management software for doctor's office) JavaScript, MySQL, NodeJS, PHP, Raspberry Pi
10 Monate
2011-09 - 2012-06

Media Informatics

Technical University Vienna
Technical University Vienna

3 Jahre 10 Monate
2007-09 - 2011-06

High-School with economic focus

Wirtschaftskundliches Realgymnasium GRG23 Alterlaa
Wirtschaftskundliches Realgymnasium GRG23 Alterlaa
Elective: Informatics

Kompetenzen

Kompetenzen

Top-Skills

Applikationsarchitektur Java AWS Kotlin TypeScript Docker Angular ReactJS Teamleading Back-End Front-End Git Node.js Go SQL REST GraphQL Apache Kafka Linux Windows Microservices JavaScript Android

Produkte / Standards / Erfahrungen / Methoden

Skills
  • Architecting and engineering Full-Stack applications and microservices
  • Leading and supporting software engineering teams
  • Hiring experts to realize any project
  • Implementing products in the cloud or on-premise
  • Working crossfunctionally with business, product management, design, etc...
  • Transforming abstract requirements into functioning software

Happy Customers
  • ACREDIA Versicherung AG (Vienna, Austria)
  • MSE Personal Service AG (Eschen, Lichtenstein)
  • Otto GmbH & Co KG (Hamburg, Germany)
  • Joyn GmbH (Munich, Germany)
  • Raiffeisen International AG (Vienna, Austria)
  • FIATWISE Software AG (Vienna, Austria)

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 Jahr 8 Monate
2023-03 - heute

Guiding the creation and adoption of modern software engineering

Principal Consultant Java Kotlin Maven ...
Principal Consultant
  • Guiding the creation and adoption of modern software engineering practices and technologies
  • Supporting multiple teams to work together more closely and more effective
  • Analyzing the current software architecture and imagining new and improved architectures to meet business goals
  • Guiding the adoption of modern technologies and focused software engineering
  • Creating feasibility studies looking at the migration and re-implementation of legacy software based on Gupta SQLWindows/Oracle to modern technologies

Java Kotlin Maven Gradle Windows MSSQL PostgreSQL Docker Swarm AWS Kubernetes GitLab CI Swagger Spring Boot Linux agile methodologies
Alexander Katlein IT Consulting
8 Monate
2022-08 - 2023-03

Driving the technological transformation of the product to reach a bright and scalable future

Lead Architect Android Kotlin Java ...
Lead Architect
  • Closely working together with the CTO and other C-Level leadership on both operational and organizational topics to improve technological standards, organizational structures, and development processes
  • Instrumental in hiring new experts by identifying organizational needs, designing job offers, conducting technical interviews, and being the single-point-of-contact for the technical part of the application process
  • Performing software engineering tasks in a fire brigade style to fix critical issues

Android Kotlin Java macOS PHP mySQL AWS New Relic Sentry Swagger Docker TypeScript JavaScript JQuery SolidJS ReactJS
ready2order GmbH
7 Monate
2022-01 - 2022-07

Maintaining critical infrastructure to ensure business continuity

Senior Software Engineer & Architect (Consultant) AWS Varnish Go ...
Senior Software Engineer & Architect (Consultant)
  • Implementing backup and disaster recovery strategies
  • Designing infrastructure at scale (AWS)
  • Engineering integrations with other services
  • Providing self-service access to owned services

AWS Varnish Go Nginx Traefik Rust REST Swagger Keycloak Grafana DynamoDB Ory Hydra Python Bash
FourEnergy GmbH
1 Jahr
2021-01 - 2021-12

Leading engineering teams consisting of developers of all calibers

Tech & Team Lead Software Engineering (Consultant) AWS Kotlin Spring Boot ...
Tech & Team Lead Software Engineering (Consultant)
  • Head architect for development and business infrastructure on AWS
  • Engineered security critical microservices providing neo-banking functionality
  • Closely involved in design and product development for neo-banking app
  • Coached all developers who needed it, virtual "open door" policy


AWS Kotlin Spring Boot Docker Apache Kafka + Confluent Cloud Redis WebSocket BouncyCastle Python Rust TypeScript PostgreSQL REST Okta GitLab
OpenValue GmbH
3 Jahre
2018-01 - 2020-12

development for internal software working

Senior Software Consultant NodeJS TypeScript React ...
Senior Software Consultant
  • Lead development for internal software working closely with Business
  • Worked in several cross-functional teams to create products that are used today
  • Architected microservices on AWS for integration with edge devices
  • Took over maintenance and development for existing software
  • Communicated regularly with stakeholders and users to deliver a better product
  • Coached interns and juniors

NodeJS TypeScript React Gatsby Apache Kafka AWS Docker PostgreSQL JVM Java Kotlin Spring Boot Angular IE11 MySQL Oracle DB Python 3
ByteSource Technology Consulting GmbH
2 Jahre 11 Monate
2015-02 - 2017-12

Developed macro compiler for IBM HLASM

Software Developer C# HLASM (IBM S390) Java EE ...
Software Developer
  • Maintenance of migration software for IMS/PLI/ObjectStar to Java and C#
  • Development and maintenance of internal software

C# HLASM (IBM S390) Java EE Python 2/3 MongoDB PostgreSQL JBoss IBM WebSphere Apache TomEE Angular Kotlin
Shark GmbH
6 Monate
2014-07 - 2014-12

Lead of the media squad

Infantry Soldier and Guardsman (Conscript) Service rifle STG-77 (Steyr AUG) Ceremonial rifle STG-58 (FAL) Telephones ...
Infantry Soldier and Guardsman (Conscript)
  • Varied duties like foot patrols, vehicle stops, identity checks, etc...
  • Representing the Republic of Austria in the best light possible (e.g. during inaugurations, burials, and on national TV, and more...)
  • Leader of the media squad


Service rifle STG-77 (Steyr AUG) Ceremonial rifle STG-58 (FAL) Telephones Adobe Premiere CC Adobe After Effects CC
Austrian Armed Forces
1 Monat
2012-02 - 2012-02

My Recipes, BlackBerry Playbook app



1 Monat
2011-03 - 2011-03

My Travel Diary (BlackBerry Playbook app)



Adobe ActionScript 3, Adobe Flash, Adobe Integrated Runtime

Aus- und Weiterbildung

Aus- und Weiterbildung

1 Jahr 10 Monate
2012-09 - 2014-06

Informatic

Diploma with distinction, HTBLuVA Spengergasse, College of IT
Diploma with distinction
HTBLuVA Spengergasse, College of IT
Project: HealthQ (Management software for doctor's office) JavaScript, MySQL, NodeJS, PHP, Raspberry Pi
10 Monate
2011-09 - 2012-06

Media Informatics

Technical University Vienna
Technical University Vienna

3 Jahre 10 Monate
2007-09 - 2011-06

High-School with economic focus

Wirtschaftskundliches Realgymnasium GRG23 Alterlaa
Wirtschaftskundliches Realgymnasium GRG23 Alterlaa
Elective: Informatics

Kompetenzen

Kompetenzen

Top-Skills

Applikationsarchitektur Java AWS Kotlin TypeScript Docker Angular ReactJS Teamleading Back-End Front-End Git Node.js Go SQL REST GraphQL Apache Kafka Linux Windows Microservices JavaScript Android

Produkte / Standards / Erfahrungen / Methoden

Skills
  • Architecting and engineering Full-Stack applications and microservices
  • Leading and supporting software engineering teams
  • Hiring experts to realize any project
  • Implementing products in the cloud or on-premise
  • Working crossfunctionally with business, product management, design, etc...
  • Transforming abstract requirements into functioning software

Happy Customers
  • ACREDIA Versicherung AG (Vienna, Austria)
  • MSE Personal Service AG (Eschen, Lichtenstein)
  • Otto GmbH & Co KG (Hamburg, Germany)
  • Joyn GmbH (Munich, Germany)
  • Raiffeisen International AG (Vienna, Austria)
  • FIATWISE Software AG (Vienna, Austria)

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Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

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