DS STREAM
Bartek Maciejewski is an experienced Data Engineer at DS Stream since December 2019, with a strong background in PHP programming and development. Prior positions include Senior PHP Programmer at SAMITO, Mid PHP Programmer at TaxCare, and Junior PHP Programmer at ASIS Tomasz Pawlak, where expertise in PHP frameworks such as Yii and Symfony was developed. Bartek began a career in production coordination at Inpingo SA, focusing on the creation of electronic publications. Bartek holds a Back End Developer certification from Coders Lab, as well as multiple degrees from the University of Warsaw in Polish Studies and Philosophy, including a doctoral program.
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DS STREAM
DS STREAM is an IT consulting company specializing in Data Engineering, Data Science & Advance Analytics, Cloud Computing Consulting Services and Data Pipeline Automation. Established in 2017, headquartered in Warsaw, Poland, having over 100 professionals onboard. Our main differentiation is a flexible approach to constantly changing business requirements and needs. Our highly qualified Data Engineers and Data Scientists provide insightful expertise which help us deliver real added value to our clients. We use a wide range of Cloud and Big Data technologies to deliver our services to a variety of industries including: FMCG, Healthcare, Telco, Finance. With over 60 certifications, DS STREAM experts are knowledgeable and experienced across the entire range of services. Our services: • Data Engineering • Data Science & Advanced Analytics • Cloud Computing Consulting Services • Data Pipeline Automation Our expertise: • Cloud Solutions: Google Cloud Platform, Azure and Amazon AWS • Big Data: Cloudera, Hortonworks, MapR, Hadoop tools, NoSQL Databases • Programming skills: Python, Scala, Java, C++, Bash, SQL, H-SQL and more • Data Science: Python Scikit-learn&SciPy, R, Spark MLLib, H2O, Deep Learning Frameworks (Tensorflow, Pytorch) • Cloud ML solutions expertise: GCP AI Platfrom, Azure ML, AWS SageMaker • Advanced Analytics: Power BI, Tableau, Spotfire, D3.js • ETL Tools: Spark, Databricks, ADF, Airflow, Composer, Kubernetes • Scalable Data Warehousing: Big Query, Snowflake, Azure Synapse Analytics Our business domains: • Programmatic Advertising Analytics • Fraud Detection • Cyber Security • Next Best Action • Natural Language Processing • Image Recognition • Propensity-to-buy modelling • Forecasting • Business process automation with AI • Pattern Recognition • Churn Prevention • Customer Profiling • Event-Based Marketing • Predictive Maintenance • Application Logs Analysis We are Gold Microsoft Partner and Google Cloud Partner.