rajan sah

Angestellt, Working Student, Reifenhäuser GmbH & Co. KG Maschinenfabrik
Student, Data Science, Universität Trier
Trier, Germany

Skills

Apache Spark
scala
hive
oozie
sqoop
python
unix
spark streming
jenkins
ETL
data structure and algorithm
Teradata
java
Linear algebra
Agile Software Development
Grafana
Docker
drone
AWS
tabelau
Microsoft Power BI
GCP
MongoDB
NoSQL
SQL
JavaScript
Analytics
Business Intelligence
Software Development
Reporting
Data Science
Machine Learning
Database
Data Warehouse
Big Data
Git
SQL Server
Business Analytics
Computer Science
Data Analysis
PostgreSQL
GitLab
Apache Hadoop
Agile Development
Information Engineering
Tableau Software
Algebra
HDFS
R programming language
Jenkins
Apache Oozie
Scala
Java
Algorithm
data structure
Data visualisation
distributed system
docker
Analytical skills
hard working
Critical thinking
Time Management
adaptibility
independent
Quick learner
Problem Solving

Timeline

Professional experience for rajan sah

  • Current 2 years and 8 months, since Nov 2023

    Working Student

    Reifenhäuser GmbH & Co. KG Maschinenfabrik

    • Verwaltung und Entwicklung von 15+ interaktiven Dashboards, die wichtige Geschäftskennzahlen anzeigen, was zu einer Verbesserung der betrieblichen Effizienz um 15% und einer Reduzierung der Datenverarbeitungszeit um 25% führt und wichtige Einblicke zur Unterstützung in den Betriebs- und Fertigungsabteilungen liefert. • Automatisierte Produktionsabläufe, die den Personalbedarf reduzieren und menschliche Fehler reduzieren, was zu einer Kostensenkung von 20% und einer erheblichen Zeitersparnis führt.

  • 5 months, Jun 2021 - Oct 2021

    Financial Crime Operation Analyst

    Commonwealth Bank of Australia

    • Implemented Business transformation and loaded data into core history Datasets of loans,Credit Cards. • Strategically revamped the job notification process

  • 2 months, Apr 2021 - May 2021

    Data Engineer

    Bookmyshow.com

    • Experienced in working with large volumes of complex data, in distributed frameworks such as Spark and PySpark. • Contributed to Superstar project,a premium service to its privileged customers. • Visualized data using Tabelau and created dashboard for ticket sales.

  • 4 years and 11 months, Jun 2016 - Apr 2021

    Data Engineer

    Target

    • Architected, constructed, and executed a robust, Scalable, and adaptable data engineering pipeline utilizing Scala and Spark as the SQL engine ,improved business performance and saved lot of memory resources and money. • Improved the performance of query by 60 % ,using various optimization techniques. • Demonstrated skills in Hadoop Eco system like YARN, Hive, Map Reduce. • Engineered data quality validation • Orchestrated a seamless migration of data from legacy databases to modern database environments.

Educational background for rajan sah

  • Current 4 years and 9 months, since Oct 2021

    Data Science

    Universität Trier

    Course:Linear algebra, Statistics, Numerical Optimization,Data Mining, NLP, Machine learning,Information Visualization, Big Data,Research case study, NLU

  • 3 years and 10 months, Sep 2012 - Jun 2016

    Computer Science and Engineering

    M.S.Ramaiah Institute of Technology

    Courses:Database,Java,Oops,operating System,C++,Data Structure, Algorithm, Object oriented modelling and design, Information Storage and Management,Artificial Intelligence.

Languages

  • English

    C1 (Fluent)

  • Hindi

    C2 (Expert / native speaker)

  • German

    B1-B2 (Good)

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