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Kai-Adrian Rollmann

Digital Product Design & Development

Berlin, Germany









Working on a transformative purpose, together with passionate people. Making a difference with well designed, hand-tailored digital products.


Jul. 2018 - Now

Digital Product Design & Development

Frontend performance and reliability engineering for enterprise AI tools

Scale AI, Berlin, Germany & Remote

Frontend engineering in different teams, building conversational AI tools for enterprises

Rasa, Berlin, Germany

Frontend development in the desktop web shop team

AboutYou, Hamburg, Germany

Designing & developing a self-service analytics solution for health insurances

Institut für Gesundheitsforschung, Berlin, Germany

Design and frontend development of a machine learning platform

SiaSearch, Merantix, Berlin, Germany

Starting a widely used paraglider comparison platform

Designing & developing a document editor for digital anamnesis

Athena, Berlin, Germany

Nov. 2017 - Jun. 2018

Technical Product Manager

Being there for the teams, refining processes, detailing features, ensuring delivery, preparing sprints, keeping stakeholders in the loop.
(~20 developers, 4 teams)

neXenio, Berlin, Germany

Feb. 2017 - Oct. 2017

Lead Frontend Engineer

Leading a growing, strong team of frontend developers. Less programming. Coordination where necessary, lots of code review and quality assurance.

neXenio, Berlin, Germany

Sep. 2016 - Feb. 2017

Freelance Frontend Developer & Designer

Designing and building a highly interactive web app with React / Redux in the areas of health, big data, and data analysis.

bakdata, Berlin, Germany

May 2016 - Feb. 2017

Frontend Engineer

Creating multiple React / Redux web apps

neXenio, Berlin, Germany

May 2015 - Mar. 2016

Part time Web Developer

Supporting senior engineers with React frontend and Rails backend development.

Skive, Berlin, Germany

Sep. 2014 - May 2015

Web Developer and Design Thinker

Giving design thinking workshops; building a multi-language full stack blog system, using Rails and; developing responsive landing pages.

Goodpatch, Tokyo, Japan

Sep. 2013 - Jul. 2014

ME310 teaching assistant

Supporting a product design & engineering team with design thinking process, toolkit, and mindset.

Hasso Plattner Institute, University of Potsdam, Germany

Mar. 2014 - May 2014

Freelance 3D modeller

3D modelling a Japan-inspired game center in Cinema 4D.

GameOn, Berlin, Germany

Sep. 2012 - Jun. 2013

ME310 student

Triangle project to reinvent advertising, supported by Rovio – the Angry Birds creator. Building an iOS app using objective-c.

KIT Japan, Aalto University Finland, HPI Germany

Mar. 2012 - Sep. 2012

Student assistant

Programming Coffeescript & Python at the chair of Enterprise Platform & Integration Concepts.

Hasso Plattner Institute, University of Potsdam, Germany

Aug. - Sep. 2011

Team internship

Programming Java for Research Prototyping in a 7 people team, 6 weeks full time.

SAP, Walldorf, Germany

May 2010 – Feb. 2012

Student assistant

3D modeling at the chair of Computer Graphics.

Hasso Plattner Institute, University of Potsdam, Germany

Aug. - Sep. 2007


Excel, 3 weeks full time, in Manufacturing Support

Linde Material Handling, Basingstoke, England

Before 2007 (school sidejobs)

Conducting passenger interviews in trains; cleaning shoes at the cobbler; preparing meat at the butcher.


Oct. 2012 – May 2016

M.Sc. IT-Systems Engineering – grade: 1.2

Hasso Plattner Institute, University of Potsdam, Germany

Oct. 2009 – Jun. 2012

B.Sc. IT-Systems Engineering – grade: 1.5

Hasso Plattner Institute, University of Potsdam, Germany

Sep. 2000 – Jun. 2009

German Abitur

Friedrich-Dessauer-Gymnasium, Aschaffenburg, Germany


Aug. 2018 - Today

Gliderbase, the paraglider comparison platform with the most up-to-date wing data on the market

Jan 2019

Minesweeper, an own ad-free re-imagination of the old, popular Microsoft game

Jul. 2016

Kandinsky Questionnaire, a repetition of an experiment originally conducted by the artist Wassily Kandinsky

May 2016

Star Coordinates, a browser implementation of the multi-dimensional data visualization technique

Dec. 2015

Amp Five, a site to manage todo items with infinite hierarchy

2007 - 2012

Commercial graphics and 3D art work

Fotolia (now Adobe Stock)

TECHNICAL SKILLSdescending order by skill level

Programming languages

TypeScript, JavaScript, Node, CSS, Python, Ruby, SQL, Java, Linux Shell, LaTeX, R, Objective C, C / C++

Frameworks / Libraries

React, NestJS, Redux, Express, Rails, Gatsby, Webpack, D3.js, P5.js, Processing, jQuery

Programs / Tools

Git, Docker, Vim, Nginx, Figma, Sketch, Eclipse, XCode, Maxon Cinema 4D, Adobe Photoshop & Illustrator, Microsoft Visual Studio, Excel

Spoken Languages

German (native)

English (fluent)

Japanese (basics)

French (basics)

Spanish (basics)



Paragliding, climbing & bouldering, running, beach volleyball, inline-skating


Good conversations, language learning, digital arts, cooking, reading


If you're looking to collaborate,
let's meet for a coffee

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