Renke Grunwald - Cloud Architect

Q: Where is Renke based?

Renke is based in Oldenburg, Germany and prefers 100% remote projects.

Q: What languages does Renke speak?

Renke speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Renke have?

Renke has at least 11 years of experience. During this time, Renke has worked in at least 3 different roles and for 1 company . The average length of individual experience is 1 year and 9 months . Note that Renke may not have shared all experience and actually has more experience.

Q: What is Renke's latest experience?

Renke's most recent position is Cloud Architect at Open Knowledge GmbH .

Q: What companies has Renke worked for in recent years?

In recent years, Renke has worked for Open Knowledge GmbH .

Q: Which industries is Renke most experienced in?

Renke is most experienced in industries like Information Technology (IT) , Transportation and Logistics , and Professional Services . Renke also has some experience in Manufacturing , Telecommunication , and Utility Services .

Q: Which business areas is Renke most experienced in?

Renke is most experienced in business areas like Information Technology (IT) , Product Development , and Supply Chain Management . Renke also has some experience in Operations , Quality Assurance (QA) , and Logistics .

Q: Which industries has Renke worked in recently?

Renke has recently worked in industries like Information Technology (IT) , Professional Services , and Transportation and Logistics .

Q: Which business areas has Renke worked in recently?

Renke has recently worked in business areas like Information Technology (IT) , Supply Chain Management , and Product Development .

Recommended expert

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

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (11 years), Transportation (8 years), Professional Services (8 years), Manufacturing (2 years), Telecommunication (2 years), and Utilities (1 year).

Information Technology

Transportation

Professional Services

Manufacturing

Telecommunication

Utilities

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (11 years), Product Development (8 years), Supply Chain Management (5 years), Operations (2 years), Quality Assurance (2 years), and Logistics (1 year).

Information Technology

Product Development

Supply Chain Management

Operations

Quality Assurance

Logistics

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

Profile

Created

September 2024

Last Update

September 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Renke based?

Renke is based in Oldenburg, Germany and prefers 100% remote projects.

What languages does Renke speak?

Renke speaks the following languages: German (Native), English (Advanced).

How many years of experience does Renke have?

Renke has at least 11 years of experience. During this time, Renke has worked in at least 3 different roles and for 1 company. The average length of individual experience is 1 year and 9 months. Note that Renke may not have shared all experience and actually has more experience.

What roles would Renke be best suited for?

Based on recent experience, Renke would be well-suited for roles such as: Cloud Architect, Software Developer/Architect, Software Developer.

What is Renke's latest experience?

Renke's most recent position is Cloud Architect at Open Knowledge GmbH.

What companies has Renke worked for in recent years?

In recent years, Renke has worked for Open Knowledge GmbH.

Which industries is Renke most experienced in?

Renke is most experienced in industries like Information Technology (IT), Transportation and Logistics, and Professional Services. Renke also has some experience in Manufacturing, Telecommunication, and Utility Services.

Which business areas is Renke most experienced in?

Renke is most experienced in business areas like Information Technology (IT), Product Development, and Supply Chain Management. Renke also has some experience in Operations, Quality Assurance (QA), and Logistics.

Which industries has Renke worked in recently?

Renke has recently worked in industries like Information Technology (IT), Professional Services, and Transportation and Logistics.

Which business areas has Renke worked in recently?

Renke has recently worked in business areas like Information Technology (IT), Supply Chain Management, and Product Development.

Does Renke have any certificates?

Renke has 1 certificate: Certified Solutions Architect.

What is the availability of Renke?

Renke is immediately available full-time for suitable projects.

What is the rate of Renke?

Renke's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.