Senior PL/SQL Developer

1/2020 – offen

● PL/SQL ETL Development
● Design routines for cleansing and harmonization of data from a variety of data sources
● Design data catalogues, metadata for structured and unstructured data.
● Design and develop business intelligence dashboards using data visualization tools
● Bring together large, complex and sparse data sets to meet functional and non-functional business requirements and use a variety of languages, tools and frameworks

Business Intelligence (BI), Data Mining, Datenanalyse, ETL, SQL, ITIL, Agile Methodologie, PL/SQL, Service-Level-Management (SLA)

10/2014 – 1/2020

● Leading Operation team and Development team ( DevOps)
● Full Stack OSS/BSS software and platforms Developer
● Experience on deep data analyzing, coding, troubleshooting and database performance tuning and complicated reporting (PL/SQL)
● Applied lean practices to business operations and operations team to continuously improve business outcomes

Online Transaction Processing, Reporting, ITIL, UNIX, Agile Methodologie, Bash Shell, PL/SQL, Billing / Rating (Telekommunikation), SOAP, Representational State Transfer (REST), Lean Prozesse, Service-Level-Management (SLA), CRM (Customer Relationship Management)

6/2012 – 9/2014

● Proficient in PL/SQL scripting, programming, ETL Development and critical report creation with 12 – 15 operational source systems including RDBMS and flat files with dependent, independent and hybrid data-mart types for certain areas
● Collected and organized large-scale data sets to analyse and described business processes and practices
● Mined, cleansed and organized data to produce executive reporting and KPIs.
● Strong analytical skills with the ability to collect, organize, analyse, and disseminate significant amounts of data and information and Strong attention to detail and accuracy.
● Accountable for 24/7 EDW Operation Support and Development team.
● Implemented customer focused team that everything is about customer, think like customer, understand the customer’s needs, know customer lifetime value, focus on the customer, provide solution.

Business Intelligence and Reporting Tools (BIRT), Data Mining, Data Warehousing, Datenanalyse, Online Analytical Processing, Oracle Business Intelligence (BI), ITIL, Projektleitung / Teamleitung (IT), Bash Shell, PL/SQL, Google Cloud, Lean Prozesse, Business Analysis, Service-Level-Management (SLA)