Renke Grunwald

Cloud Architect

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Oldenburg, Germany

Experience

Jan 2023 - Dec 2024
2 years

Cloud Architect

Open Knowledge GmbH

  • Planning the cloud architecture
  • Concept and design of the CI/CD pipeline and infrastructure as code
  • Advising on selecting the necessary tools
  • Advising and designing the cloud-native application
Jan 2023 - Dec 2024
2 years

Cloud Architect

Open Knowledge GmbH

  • Requirements analysis for a modern ordering interface in the glass industry
  • Designing a RESTful API according to the OpenAPI 3 standard
  • Creating a specification document that outlines the identified requirements
Jan 2022 - Dec 2023
2 years

Cloud Architect

Open Knowledge GmbH

  • Digitalizing logistics processes in warehouses
  • Advising and designing architecture for efficient, cloud-native microservices applications
  • Advising on event-driven architectures and designing event pipelines
  • Advising and implementing continuous deployment and continuous integration using GitOps
  • Conducting Kubernetes workshops and designing orchestration for microservices applications
  • Implementing the solution with Java, Kafka, Kubernetes, GitOps, microservices, Quarkus, Linux
Jan 2022 - Dec 2022
1 year

Cloud Architect

Open Knowledge GmbH

  • Migrating the ETS desktop software to a web application
  • Building a cloud platform in the KNX ecosystem
  • Designing the architecture of the microservice application
  • Planning the migration of the existing software to the cloud platform
  • Advising and implementing continuous deployment and continuous integration using GitOps (Flux)
  • Implementing the solution and further development with AWS, Kotlin, DevOps, Kubernetes, GitOps, microservices
Jan 2021 - Dec 2022
2 years

Software Developer/Architect

Open Knowledge GmbH

  • Digitalizing logistics processes for truck routes
  • Advising and designing architecture for efficient, cloud-native microservices applications
  • Implementing the solution for land transport operations using cloud technologies, Kotlin, Spring, TypeScript, Angular, CSS, HTML, Kafka, microservices
Jan 2021 - Dec 2021
1 year

Software Developer/Architect

Open Knowledge GmbH

  • Supporting land transport operations in terminals via web and mobile app
  • Features for logging events at parcel and shipment level
  • Close collaboration with business stakeholders from concept to implementation
  • Implementing the solution with cloud technologies, Kotlin, Spring, TypeScript, Angular, CSS, HTML, Kafka, microservices
Jan 2019 - Dec 2020
2 years

Software Developer/Architect

Open Knowledge GmbH

  • Optimizing delivery processes and coordinating dispatcher routes
  • Integrating an AI-based routing engine with order data and vehicle information
  • Developing interfaces for passing data to the optimization algorithm
  • Graphical visualization of results in various formats for dispatchers
  • Address management, identifying duplicate addresses, managing simulations as asynchronous jobs
  • Managing permanent and temporary address constraints using Kotlin, Spring, TypeScript, Angular, CSS, HTML, microservices
Jan 2017 - Dec 2024
8 years

Cloud Architect

Open Knowledge GmbH

  • Advising on cloud technologies and cloud architectures (cloud, IaC, DevOps, cloud-native development)
  • Evaluating technologies in the specific customer context
  • Designing and planning CI/CD pipelines and automation using IaC
  • Consulting and designing cloud-native applications
  • Conducting architecture reviews and sketching possible architectures
  • Knowledge transfer and training
Jan 2017 - Dec 2019
3 years

Software Developer/Architect

Open Knowledge GmbH

  • Developing an e-business portal for logistics processes (road, air and sea freight, contract logistics)
  • Implementing a modular system for flexible wizards (frontend/backend)
  • Integrating external systems and interfaces using Java, Spring, TypeScript, Angular, Postgres, reactive
Jan 2016 - Dec 2017
2 years

Software Developer

Open Knowledge GmbH

  • Developing new features and migrating subsidiaries to the eSchenker web portal
  • Improving architecture and code quality
  • Refactoring from AngularJS to Angular
  • Implementing analytics with Java, Spring, AngularJS, Angular
Jan 2015 - Dec 2016
2 years

Software Developer

Open Knowledge GmbH

  • Development of a tablet-based wizard for completing internet connections for new customers
  • Implementation as a React-based, tablet-first wizard with Redux, Neo4J, CSS, HTML, Linux
Jan 2015 - Dec 2015
1 year

Software Developer

Open Knowledge GmbH

  • Development of a 5" GUI for a mobile device in field service to read thermal energy meters
  • Data transfer between browser and mobile device via USB link cable
  • Extensions in Google Chrome with JavaScript, USB, Linux
Jan 2015 - Dec 2015
1 year

Software Developer

Open Knowledge GmbH

  • Further development of the white-label photo platform for end-user photo ordering features
  • Implementation with Java, JSP, JSF, JavaScript, HTML, CSS
Jan 2014 - Dec 2015
2 years

Software Developer

Open Knowledge GmbH

  • Further development of the AMeDA measurement data platform based on the current JEE standard
  • Implementation of a job engine based on Docker containers with Java, Docker
Jan 2014 - Dec 2015
2 years

Software Developer

Open Knowledge GmbH

  • Automated migration of over 1,500 Swing screen masks to JavaFX
  • Development of a toolset for configurable refactorings and programmatic transformations
  • Analysis and implementation with Java, Eclipse EMF

Summary

Renke Grunwald is an experienced software architect with deep understanding of developing and maintaining mission-critical enterprise applications in both monolithic and event-driven, microservice-centered architectures.

In his role as Head of Cloud Solutions, he advises clients on all things cloud, especially AWS Cloud, for which he is also a Certified Solutions Architect. With his proven knowledge from numerous customer projects, he supports companies in choosing the right technology and architecture when developing or extending old and new applications.

He also shares this expertise as a speaker at conferences and as a regular author in IT Spektrum and other publications.

Skills

  • Software Architecture
  • Cloud Computing
  • Devops

Languages

German
Native
English
Advanced

Certifications & licenses

Certified Solutions Architect

AWS

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