John P. Caffier
Nice to have you here! This website is my digital business card and shares insights into projects and topics I care about. If you'd like to learn more or just chat, please contact me!
Homo sapiens
Developer & Founder
Psychologist & External PhD Candidate
-
jocapps
Developer & Founder
since 12/2014 -
Tilburg University
External PhD Candidate
since 09/2024 -
Party of Humanists
Party Member
since 11/2024 -
Fakip
eHealth Consultant
since 09/2015 -
Max Planck Institute for Human Development
Visiting Researcher
07/2023 – 06/2024 -
Udemy
Course Instructor
2024 -
HarvardX
Course Participant
2023 & 2020 -
Web Summit
Live Team / Team Leader
2023, 2022, & 2015-2017 -
University of Konstanz
Collaborator & Student
10/2017 – 03/2022 -
University of Freiburg
Course Attendee & Developer
2022 & 2010 -
neooutput
Psychologist & Founder
05/2022 -
apprat.io
Developer & Founder
12/2019 -
photos2webgallery
Developer & Founder
12/2018 -
University of Tübingen
Collaborator & Student
10/2014 – 09/2017 -
Startup Tübingen
Co-Organizer & Co-Founder
01/2016 – 09/2017 -
Jodel
Research Associate
06/2017 – 09/2017 -
Vodafone
Startup Specialist
03/2017 – 05/2017 -
Visionen und O-Saft
Producer & Co-Founder
03/2016 – 10/2016 -
nowTrendingShirt
Developer & Founder
08/2016 -
custolarm
Developer & Founder
03/2016 -
OnlineAppCreator
Developer & Founder
02/2015 -
Reservix
Developer
06/2014 – 08/2014 -
Mathe-VollLogo
Developer & Co-Founder
11/2013 -
BreisgauStraussen.de
Developer & Founder
04/2010
- Founder & CEO of jocapps GmbH (since 12/2014)
- Together with our team we build products, services and tailor-made apps as well as AI solutions for 15,000+ clients and 45,000,000+ end users
- I support R&D, development and strategy work across interdisciplinary teams
- External Ph.D. candidate in Behavioural Data Science/Psychology at Prof. Dr. Bennett Kleinberg (since 09/2024)
- Research on digital prosocial behaviour, LLM-driven personalization, and trust
- Collaborating with Mannheim University (Prof. Dr. Olga Stavrova)
- Member of the Party of Humanists (since 2024)
- Advocating evidence-based, secular, and progressive policies
- eHealth Consultant at Fakip, the Freiburg Training Institute for Child and Adolescent Psychotherapy at the University of Freiburg (since 09/2015)
- Consulting regarding digital projects, telemedicine solutions, and digital data protection issues
- Development of strategies for new R&D and evaluation projects
- Visiting Researcher at the Max Planck Institute for Human Development (July 2023 to June 2024)
- Conceptualization of scientific projects with associated digital experiments
- Development of technical prototypes and knowledge transfer in an interdisciplinary environment
- Course instructor on Udemy for a hands-on Swift & SwiftUI program (2024)
- Producing video lessons, coding exercises, and project templates for learners
- Providing community support plus feedback and Q&A sessions with students
- Participant in the Philosophy: Justice course (2023)
- Participant in the Data Science: Machine Learning course (2020)
- Operations Team Leader at Web Summit 2023 in Lisbon, Portugal (11/2023)
- Operations Team Leader at Web Summit 2022 in Lisbon, Portugal (11/2022)
- Media/Live Team Member at Web Summit 2017 in Lisbon, Portugal (11/2017)
- Media/Live Team Member at Web Summit 2016 in Lisbon, Portugal (11/2016)
- Media/Live Team Member at Web Summit 2015 in Dublin, Ireland (11/2015)
- Student of Psychology (10/2017 to 03/2022)
- Master of Science (M.Sc.; very good with distinction; 03/2022)
- Bachelor of Science (B.Sc.; very good; 05/2021)
- Winner of Kilometer1 Idea Cup 2019 (07/2019)
- Scientific Collaborator at the Experimental Psychology & Internet Science research group (Prof. Dr. Ulf-Dietrich Reips), e.g., in the DFG project e-SNARC: Replicability of Fundamental Results on Spatial-Numerical Associations in Highly Powered Online Experiments (08/2019 to 03/2022)
- Offering Exam Crash Courses on behalf of the Student Council (2022 & 2021)
- Speaker at the Ideas & Cheers event (12/2021)
- Participant at the 4th Summer School on Internet-based Data Collection and Analysis (09/2021)
- Scientific Collaborator at the General and Biological Psychology research group (Prof. Dr. Harald Schupp; 10/2018 to 03/2019)
- Instagram Takeover of the @unikonstanz channel on behalf of the Communications and Marketing department (05/2018)
- Participant at the German Psychotherapy Convention Berlin 2022 (06/2022)
- Developer at the Department of Computer Science (09/2010)
- Development of data-driven innovation strategies for academia, start-ups and SMEs (05/2022)
- Sparring for product roadmaps, user research and KPI-driven experimentation
- Founder and initial development of apprat.io, a no-code platform for iOS/Android/Web apps (12/2019)
- #1 Product of the Day @ Product Hunt
- #1 Product of the Week @ Product Hunt
- Founder of photos2webgallery, a tool for automated online galleries (12/2018)
- Helping photographers launch GDPR-compliant galleries with built-in modification options
- Implementation of a self-service workflow with API integration for Apple Photos
- Student of Media Studies and Political Science (10/2014 to 09/2017)
- Bachelor of Arts (B.A.; very good; 09/2017)
- Big data thesis project in cooperation with Jodel (06/2017 to 09/2017)
- Scientific Collaborator at the Clinical Psychology and Psychotherapy research group (Prof. Dr. Jennifer Svaldi; 10/2014 to 08/2017)
- Scientific Collaborator at the Media Innovation and Media Change research group (Prof. Dr. Klaus Sachs-Hombach; 10/2015 to 09/2017)
- Scientific Collaborator at the Empirical Media Research research group (Prof. Dr. Guido Zurstiege; 10/2016 to 03/2017)
- Elected Deputy Member of the Student Council (10/2016 to 09/2017)
- Editor at the student journal Kupferblau (04/2015 to 09/2015)
- As alumni, offering workshops to current students (11/2023 & 11/2022)
- Co-organizer & co-founder of the Startup Tübingen Network (January 2016 to September 2017)
- Development of community formats, meetups, and workshops for interested parties in the region
- Networking with universities, the state government, and venture capitalists to strengthen the ecosystem
- Research Associate & Bachelor Thesis in cooperation with Jodel (June 2017 to September 2017)
- Analysis of large datasets regarding motivational factors
- Academic supervision by the University of Tübingen
- Market screening of relevant startups and products (03/2017 to 05/2017)
- Profitability and investment calculations on projects related to gadgets (03/2017 to 05/2017)
- Support for the creation of a decision template for management (03/2017 to 05/2017)
- Editorial and creative work on e-mail newsletters for internal and external communication (03/2017 to 05/2017)
- Launch and production of the first podcast at the Institute of Media Studies, University Tübingen with Dr. Kiron Patka (03/2016 to 10/2016)
- Since 11/2016, the podcast has continued by changing students of the Institute of Media Studies at the University of Tübingen
- Co-Guest in the 5-year anniversary episode of the 12th season (08/2021)
- Founder of nowTrendingShirt, a shop for physical textile products (08/2016)
- Collaboration with Instagram influencers
- Development of a scalable shop and fulfillment process with delivery
- Founder and initial developer of custoarm, a social alarm clock app for iOS and Android (03/2016)
- Video marketing with influencers
- Validation of product-market fit through user testing and pilot projects
- Founder of OnlineAppCreator
- Development of products such as WebViewGold, WeSetupYourWebViewApp, appsubmitter.io, & UXreviewer.io
- Software developer at Reservix GmbH (06/2014 to 08/2014)
- Implemented internal tools and interfaces for the seat map logics of the app
- Co-founder of Mathe-VollLogo, a learning portal for math tutoring (11/2013)
- In collaboration with Dipl.-Math. Katharina Nitsche
- Responsible for app development, marketing, support, and community management
- Founder and initial developer of BreisgauStraussen.de, a regional restaurant guide for South Germany (04/2010)
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I look forward to hearing from you!
This form uses SSL encryption to transfer your data, the privacy policy applies.