Shopper Insights:

Let data answer your questions

Shopper Insights is a big data solution for the Retail and FMCG industry. It loads your business data in
realtime, analyzes it with scientific algorithms and provides answers to your daily strategic and operative
questions. Shopper Insights consists of 4 different apps for specific decision-making processes:

icons_03

Insights

Discover the sales and margin performance of your stores. Analyze individually composed Customer, Store or Product Groups.

icons_03

Assortment

Analyze the buying behaviour of your clients, find new cross-sell opportunities and get advise on how to optimize your assortment.

icons_03

Promotion

Explore the impact of your promotions! Identify successful drivers and decide on the right promotion for the right product.

icons_03

Pricing

Compare your prices
with your competition
and discover your key value items. Setting the right price can be so
easy!

Our clients are raving fans!

7

of Top30 retailers

We worked for 7 of the
Top 30 worldwide
retailers.

40

FMCG suppliers

Our solution is used
by more than 40 FMCG suppliers.

120bn

Transactions

Our systems processed
120bn transactions in the
last year.

CLIENT OPINION:

Why real,- enjoys working with 4tree

„4tree offers a high-potential collaboration, convincing clients through
flexibility and innovative ideas. Promptness and quality are no conflict of
goals, but absolute standard here!“


Marcel Uphues,
Head of Information Management, real,- SB Warenhaus GmbH

Our Company:

3 core disciplines which lead to retailer success

4tree was founded in 2010 by experts with different backgrounds sharing the passion of fact-based decisions, scientifc methods and the art of lightness.


Together we combine 3 core disciplines: retail analytics expertise, best practice statistical algorithms and highly efficient IT.


By using predictive analytics on a retailer’s billions of lines of POS-transactions, we enable automation, fact-based decision-making and accurate forecasting at any time.

The management team of 4tree

Sebastian Hanhues

CEO & Founder

Daniel Hagemeier

CTO & Founder

Waldemar Lau

CAO

Our senior experts

Prof. Dr. Reiner Kurzhals

Statistical Expert & Founder

Dominic Woste

Data Expert & Founder

Dr. Ingo Bax

Recommender Expert

Steven Zinke

Operations Expert

Our Location:

Where Big Data Science happens!

The city of Muenster is the home of 4tree. It offers an ideal
ground for software-driven companies in an innovative,
scientific and enjoyable surrounding.

icons_03

4tree GmbH
Hafenstraße 29-31
D-48153 Muenster

munster_icons

+49 (0)251 5908 3917
info@4tree.com
Show in Google Maps

icons_03 icons_03

Metropolitan flair

Metropolitan flair: Muenster is one of the
oldest and biggest cities
in Germany with a rich
set of cultural offerings.
It was awarded „Most Liveable Community
Worldwide“ with a size up
to 700.000 citizens.

icons_03 icons_03

Scientific excellence

Scientific excellence: Muenster hosts more than 50.000 students and 8 universities. This is the ideal scientific ground for innovative software development. Our founders also work as lecturers at the local university.

icons_03 icons_03

Ecological responsibility

Ecological
responsibility:

We take care of our ecological environment by riding the bike instead of using the car! The average amount of bikes in Muenster is 1.9 per citizen.


CAREER:

Benefits of working for 4tree

The realtime analysis of data is the foundation for future decision-making in companies.
4tree develops cutting-edge technology and methods in order to support this revolution.

Become an expert in the
tech’s hottest field


There is unanimous agreement that big data is revolutionizing commerce in the 21st century. When it comes to business, big data offers unprecedented insight, improved decision-making, and untapped sources of profit. Become a leader in this field, we will support you.

hover_box_06

Become an expert in the
tech’s hottest field

Become an expert in the
tech’s hottest field


There is unanimous agreement that big data is revolutionizing commerce in the 21st century. When it comes to business, big data offers unprecedented insight, improved decision-making, and untapped sources of profit. Become a leader in this field, we will support you.

hover_box_08

Solve challenges of
market leading clients

Solve challenges of
market leading clients


You are only as good as your clients are! Therefore 4tree is working with best-in-class companies from all over the world! We are also partnering with the largest and most reputated consulting company of the world.
These challenges are the learning playground for our employees and make us better every day!

hover_box_06

Work hard and
love fun

Work hard
and love fun


Sure, we’re passionate about our work, but also about a whole lot more than that. We plant trees, go sailing, play music — and periodically throw huge, worldwide parties. We can tell you how to organise fabric softener to increase sales, but we have yet to reach a conclusion on the great dog vs. cat debate. We’re parents, siblings, gardeners, movie buffs, nerds, fashionistas, marathoners, and couch potatoes. And we can’t wait to meet you.

hover_box_06

We take care
of you

We take care
of you


4tree is here to support you. Muenster has a large and welcoming international community of students and entrepreneurs. We will support you with documents, a place to stay, health and whatever you want. We are sure you will feel right at home here.

hover_box_06

Use cutting-edge
technology

Use cutting-edge
technology


At 4tree you will learn to use cutting-edge technology! We only use the most up-to-date technological devices, techniques or achievements that employ the most current and high-level IT developments; in other words, technology at the frontiers of knowledge. We are a leading and innovative IT organisation.

hover_box_06

Inspire and
be inspired

Inspire and
be inspired


We’re not generally the type to boast, but when it comes to our people it’s hard to be modest. 4tree-people push boundaries and ask questions. We are active participants and we find that needle in the haystack! We are big-time dreamers, busy transforming innovative ideas into worldwide change.

hover_box_06

Become an expert in the tech’s hottest field

Become an expert in the
tech’s hottest field


There is unanimous agreement that big data is revolutionizing commerce in the 21st century. When it comes to business, big data offers unprecedented insight, improved decision-making, and untapped sources of profit. Become a leader in this field, we will support you.

hover_box_08

Solve challenges of market leading clients

Solve challenges of
market leading clients


You are only as good as your clients are! Therefore 4tree is working with best-in-class companies from all over the world! We are also partnering with the largest and most reputated consulting company of the world.
These challenges are the learning playground for our employees and make us better every day!

Job vacancies

System Engineer (m/f)

Requisition Number: 2015-001
Job description:

Within our multi-functional Data Science team we solve challenging problems for our retail customers using state-of-the-art algorithms and cutting-edge technologies. We are currently looking for operational support for our analytical requirements. A strong analytic thinking and willingness as well as a mindset to tackle challenges are required.

Duties:
  • Setup and maintenance of a server infrastructure for big data analytics
  • Implementation of highly-scalable architecture for complex calculations of large volumes of data
  • Evaluating new technologies and solutions to keep on top of competition
  • Operational assignments for data management und calculations with internal and external clients
Requirements: Must-have
  • apprenticeship ("Fachinformatiker") or Bachelor degree in system engineering or informatics
  • Basic knowledge of programming languages and database
  • Knowledge of server provisioning using Vagrant, Chef or Puppet
  • proficiency and hands-on experience with virtualization technologies
  • proficiency in German language (verbal and written)
  • knowledge in English language (verbal and written, UniCert >B2)
  • communicative and open-minded attitude towards our company culture
Desirable
  • experience in programming
  • experience in version control systems (Git) 
  • Distributed computing, messaging and big data technologies (e.g. Hadoop, Spark, Hive, ...) 
  • experience with data orchestration platforms like OpenStack, Proxmox, OpenNebula or equal
  • experience with software-defined storage (Ceph, Scality, etc.)
  • interest in new technologies like NFV and software-defined networking (e.g. OpenDaylight)
We offer:

Open Space: 25% of your working hours can be used for advanced training of your personal skill set

Startup bonus: 2,500 Euro starter premium and support when moving

All-inclusive workplace: free drinks, fruit, snacks and lunch

Healthy working: adequate holidays and compensatory time-off

Location: Muenster

Job type: Full Time
Working week: 40
Apply online

Job vacancies

QA Engineer (m/f)

Requisition Number: 2015-002
Job description:

4tree identifies statistically relevant patterns of the past within our clients shoppers’ data and uses them for future forecasts.

With its own web-based tool (SaaS) 4tree supports the fully-automated monitoring of the development of a client’s key performance indicators.

We offer 1:1 recommendations for channels and loyalty campaigns for enterprise clients (voucher, POS, email marketing, mobile media plan, etc.).

In order to strengthen our development team we are currently looking for a QA Engineer to overlook quality management of our software and the consulting of our developers.

Duties:
  • Administration and further development of black box testing for the frontend (HTML5, CSS3, JavaScript) and our product’s APIs with Selenium2
  • Maintenance of a documentation with all test cases
  • Maintenance of smoke tests as part of the continuous developments with tools like Selenium2
  • Atlassian Bamboo and SOAPUI
  • Consulting of our development team with regard to tests on integration, white box and units including test coverage
Requirements:
  • Profound knowledge of Selenium2, test automation with JUnit
  • Good knowledge of test case documentation 
  • Basic knowledge of one object oriented programming language like Java, PHP5, Python etc.
  • highly motivated, self-driven teamplayer, communicative, hands-on mentality
  • First working experience and proven programming experience
We offer:

Open Space: 25% of your working hours can be used for advanced training of your personal skill set

Startup bonus: 2,500 Euro starter premium and support when moving

All-inclusive workplace: free drinks, fruit, snacks and lunch

Healthy working: adequate holidays and compensatory time-off

Location: Muenster

Job type: Full Time
Working week: 40
Apply online

Job vacancies

Software Engineer Frontend (m/f)

Requisition Number: 2015-003
Job description:

4tree identifies statistically relevant patterns of the past within our clients shoppers’ data and uses them for future forecasts.

With its own web-based tool (SaaS) 4tree supports the fully-automated monitoring of the development of a client’s key performance indicators.

We offer 1:1 recommendations for channels and loyalty campaigns for enterprise clients (voucher, POS, email marketing, mobile media plan, etc.).

In order to strengthen our development team we are currently looking for a Software Engineer Frontend to support further development of our software.

Duties:
  • Further development of our web-based frontend including dynamic configuration and display functions for big data analytics
  • Maintenance and further development of a backend for processing mass transaction data
  • Supporting head of development with analytics and design of new systems
Requirements:
  • Bachelor's degree in computer science, mathematics or comparable studies
  • min. 3 years working experience after university
  • Experience in distributed project teams and agile development
  • Experience in working on larger team sizes with > 5 developers
  • Experience in creating HTML mockups and HTML design libraries on base of PSD-created designs
  • at least 2 years experience in programming complex JavaScript (d3js, AngularJS) 

Desirable

  • area of studies in client-server applications
  • 5 years of working experience in frontend development
  • Proficiency in object oriented programming in PHP5 and extended knowledge of SQL
  • Proficiency in writing unit-tests and test-driven development for PHP5 and AngularJS
  • Knowledge of software design patterns
  • Experience in developing APIs (REST, SOAP)
  • High abilility for abstraction and complex thinking
We offer:
  • Open Space: 25% of your working hours can be used for advanced training of your personal skill set

  • Startup bonus: 2,500 Euro starter premium and support when moving

  • Healthy working: adequate holidays and compensatory time-off

  • All-inclusive workplace: free drinks, fruit, snacks and lunch

  • Location: Muenster

Job type: Full Time
Working week: 40
Apply online

Sebastian Hanhues

CEO & Founder

Sebastian is a leading expert in the retail industry. Before he founded 4tree he worked several years as a retail analytic consultant in Europe.


At 4tree he is taking care of company strategy, customer relations and the product concepts.


Sebastian studied economics with a major in statistics. He holds a Bachelor and a MasterDegree from the University of Applied Sciences in Muenster (Germany) and a MBA from the University in Charlotte (USA).

Daniel Hagemeier

CEO & Founder

Daniel is a leading expert in the Cloud industry, who developed the technical base of the highly scalable big data application. As a founder of 4tree Daniel is taking care of the company strategy, the technology stack and the product concept.


Daniel is well-known for his IT passion and entrepreneurship. He founded his first software company at the age of 16. Later he founded a leading German Cloud Provider and sold his company to Host Europe Group, one of the largest Hosting Provider worldwide. For more than 4 years he was a member of the management board and responsible for the international cloud business P&L of Host Europe Group.


Daniel studied economics with a major in IT in Muenster and research theory at the University of Lüneburg. He holds a Diploma with distinction from the University of Applied Sciences in Muenster (Germany). He is author of several IT books, publisher of the first "World Cloud News" magazine and he published more than 500 technical expert articles over the last 10 years.

Waldemar Lau

CAO

Waldemar is a data and analytic expert with several years of work experience in the retail industry.


At 4tree he is responsible for the overall data and analytic strategy, data-driven solutions and client care.


Waldemar studied economics with a major in statistics and marketing. He holds a Bachelor and a Master Degree from the University of Applied Sciences in Muenster (Germany) as well as a second Bachelor Degree from the University of Hull (United Kingdom). Furthermore, in 2011 he published a textbook about how to predict payment defaults in the insurance industry by using Data Mining.

Prof. Dr. Reiner Kurzhals

Statistical Expert & Founder

Reiner has 22 years of experience in Statistical and Data Analysis consulting. Before he co-founded 4tree he worked over 12 years at the lead Statistical Advisor for the largest European-based strategic consultancy firm, Roland Berger in Munich, Germany. For over 16 years Reiner is tenured Professor of Statistics and Quantitative Management Methods at University of Applied Sciences Muenster.


At 4tree Reiner is responsible for strategic cooperations, client acquisition and sales.


Reiner holds a Masters degree in Statistics from Iowa-State-University, Ames, Iowa and a PhD in Biostatistics from the Medical University of Hannover, Germany.

Dominic Woste

Data Expert & Founder

Dominic is a leading expert in the Big Data and Statistics area. Before he founded 4tree he worked several years as a freelance consultant in the field of Big Data.


At 4tree he is taking care of Data and Algorithmn.


Dominic studied economics with a major in statistics. He holds a Diploma from the University of Applied Sciences in Muenster (Germany).

Dr. Ingo Bax

Recommender Expert

Ingo started programming at the age of eight. Before he joined 4tree, he held different industry positions including Principal Software Architect at Xing and different academic positions including Professor of Computer Science and Web-Engineering at Muenster University of Applied Sciences.


Ingo has a diploma in Computer Science (with distinction) and a PhD in Engineering (with distinction) from Bielefeld University.

Steven Zinke

Operations Expert

Steven is an expert in Big Data Operations. Before he joined 4tree he worked in several companies as Senior System Administrator.


At 4tree he is taking care of System Operations in an Big Data Environment.


Steven studied IT-economics with a major in IT at the University of Applied Sciences in Muenster (Germany).