Clients, Publications, Code Examples
Scala, Python, scikit-learn, Pandas, RabbitMQ, ElasticSearch, Vault, Kubernetes
Helped develop a system that classifies tenancy agreements using automatic linguistic analyses, and detects and extracts relevant information. Designed and implemented the messaging architecture. Developed purely functional microservices in Scala, and Machine Learning components in Python.
Scala, Playframework, Kafka, ElasticSearch, Postgres
Designed and implemented a central streaming platform for web tracking events. Developed a custom recommender and personalization engine on top of it. Integrated into webshop, app, newsletter, and more services.
Scala, Akka, Playframework 2.5, Spark Streaming, Kafka, ElasticSearch, InfluxDB, Scala.js, ReactJS
Designed and implemented a central streaming data hub from the ground up, including a realtime dashboard for technical and business monitoring.
Scala, Playframework 2.0, Akka, Apache Spark, Couchbase, AngularJS, Ansible
Developed a realtime bidding system from scratch for advertising, enabling the company to enter new markets. Built analytics system to evaluate campaign performance, including jobs, job pipeline, and near-realtime view. Also used for ad-hoc analyses by data science department.
Scala, Storm, Akka, Kafka, Hadoop, MongoDB, Scalding, AngularJS, D3
Set up a BigData lake from the ground up. Developed pipelines to calculate KPIs and display them on dashboards and spreadsheets.
Hired by Deutsche Telekom to develop an event sponsoring market place from scratch to explore new business areas. Introduced Lean Startup processes to establish intrapreneurship program. Coordinated between developers, marketing and product owners.
Scala, Playframework 2.2, Akka, AngularJS, CoffeeScript, Bootstrap, D3
Full-stack development of all aspects of the front-end and the backend for customer access and management console of a real-time bidding (RTB) system.
Scala, Playframework, ReactiveMongo, MongoDB
Article "Dependency Injection in the Playframework".
German blog about Data Engineering and Scala.
English blog about Data Engineering and Scala.
My answers on Stackoverflow, mainly Apache Spark, Playframework, and Scala.