chrkaatz

Passionate engineer with full-stack and proven leadership expertise. Leadership, Architecture, Microservices, Continuous Delivery and NodeJS are my focus areas. Advanced knowledge in modern and scalable API development from planning and rapid prototying to production delivery. Fully dedicated to agile development methodologies.

Interests

  • Location Based Services, Digital Maps, IoT
  • Web Development, APIs, Infrastructure as code and open standards
  • Microservices & Distributed Systems
  • Agile Methodologies - Scrum, Kanban

Technical Skills

Programming languages
Javascript, Java, Bash, PHP, C/C++
Web
HTML5, CSS, NodeJS, Angular, React
Tooling
Git, SVN, Jenkins, Gerrit, Make, Gradle, Grunt, Gulp, RPM, AWS, Heroku, Docker, Kubernetes, Apache Kafka, Apache Flink, Terraform, Helm, Firebase
Protocols
HTTP, REST, GraphQL, MQTT, XMPP
Database Systems
MySQL, PostgreSQL, PostGIS, MongoDB, DynamoDB, CouchDB, ArangoDB

Experiences

Chief Technology Officer at Curalie GmbH
July 2019 - present
Leading the engineering team and development execution to deliver a first product. Medical product certification based on ISO 13485. Scaled the Team from 10 to 30 engineers. Introduced OKRs.
Topics: Management, Strategy, Vision, Hiring, Architecture, React, React Native, CI, CD, Kubernetes.
Curalie
Head of Engineering at smart Helios GmbH
April 2019 - June 2019
Leading the engineering team through a transitioning period. Focus on team play, innovation and continuity
Topics: Team Management, Strategy, Vision, React, React Native, CI, CD, Kubernetes.
Lead Engineer at smart Helios GmbH
September 2018 - April 2019
Enginering lead for innovative digital health solutions. Topics: NodeJS, AWS, Docker, React, React Native, CI, Codeship, Team Management.
smart Helios
elmavia.com
Lecturer at Beuth University of Applied Sciences Berlin
November 2017 - March 2019
Lecturing about automated spatial data processing in theory and practice. Teaching scripting skills to solve data problems.
qzmkr.com for multiple choice testing
Lead Engineer at HERE
May 2017 - August 2018
Leading a technical team of senior engineers in the DevOps field. We make sure, that every changeset makes it into production. The stacks vary from Microservices running on AWS ECS and Kubernetes, dynamic and static web deployments, Android and iOS apps which are all delivered via CI/CD. Coaching Teams to do DevOps and make sure we synchronize with the overall Organization. Building up a Data Engineering Team. Topics: NodeJS, AWS, Docker, Apache Kafka, Microservices, CI, Jenkins, Team Management.
HERE Tracking
Senior Software Engineer at HERE
December 2014 - April 2017
Building large scalable location based APIs & Solutions powering HERE Maps for Android, iOS and web. Development in an agile environment, managing Releases and taking care for full availability of our services. I am improving development processes with tools for simple and fast continuous deployments. Managing Scrum processes of a highly experienced Backend Team and therefore improving the overall Performance. Topics: NodeJS, AWS, Docker, Apache Kafka, Microservices, CI, Cloud Computing & Operations.
Software Engineer at HERE
December 2013 - November 2014
Building large scalable location based APIs & Solutions powering HERE Maps for Android. Development in an agile environment, managing Releases and taking care for full availability of our services. Improving development processes with tools for simple and fast continuous deployments. NodeJS, AWS, CI, Cloud Computing & Operations.
Software Developer at Nokia
November 2012 - November 2013
Web Mapping, Spatial Data Visualization, Frontend Development, Cloud Computing, NodeJS, MongoDB, C++, Embedded Systems
Web Developer, Intern at Nokia
July 2010 - September 2012
Javascript Web Frontend Development, NodeJs, MongoDB, Responsive Web on all Screen Sizes, Web Mapping, Focus: Outdoor
Web Developer, Intern at GIZ
Different Internships with focus on GIS Data Collection and Software Development

Projects

  • qzmkr is a service for online multiple choice tests - tested in university classes
  • The Juu is a service and progressive web app for self improvement through micro challenges
  • umrechnen.online lets you convert almost anything with a simple and beautiful UI
  • Milky Day: A Simple Bottle feeding tracker Android App - simple bottle feeding tracker without any registration, ads or tracking