Profilbild von Kalin Radoslavov Data Engineer / Architect aus Sofia

Kalin Radoslavov

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Letztes Update: 04.03.2024

Data Engineer / Architect

Firma: DaisTech
Abschluss: MSc Business & IT Management
Stunden-/Tagessatz: anzeigen
Sprachkenntnisse: bulgarisch (Muttersprache) | deutsch (gut) | englisch (verhandlungssicher) | niederländisch (Muttersprache)

Dateianlagen

CV-Stefanov-BG-2024-V1_040324.docx

Skills

Senior technical engineer with more than 18 years of experience helping companies structure and leverage business data and information management systems to drive decision-making. Key strengths in business process consulting, data modeling and integration, and data flow automation.

Keywords (AZ):
Agile, Agile/SCRUM, Airflow, Amazon (AWS), Azure, Data Analytics, Apache Airflow, BI framework, C#.NET, Cloud Services, CloverETL, Dynamic SQL code generation, Cognos, COREP, CRM, Crystal Reports, Custodian, Data Anonymization Masking Obfuscation, Data Migration Mining Modeling QA Quality Assurance Structure Virtualization Visualization Warehouse, Developer, dbt, DNB, DQM, DTS, DWH, ECB, Enterprise Data Integration, ETL, Europort+, FINREP, Fivetran, Github, Gitlab, Google Analytics, Google Cloud Platform (GCP), Hash Totals, HBOMax, IBM, Informatica PowerCenter, Information analysis, ISIN, ITIL, JSON, Kettle, Kimball, Kinesis, Looker, Loome, Managed code, MDM, MiFID II, MS-SQL, MSBI, MSSQL, Multi-channel Campaign Management, MySQL, Open Source, Oracle PL/SQL, Pentaho, Perl, Polisadministratie PolisPlus, Python, QlikView, Redshift, SAS, SCRUM, SOX, Spinnaker, SSAS, SSIS, SSRS, SSMS, MS framework, Sybase, Syntel, T-SQL, Talend Studio, TimeXtender, Uniface, VB.NET, VMS, VSC, XML

Projekthistorie

01/2022 - 12/2023
Sr Data Engineer @ Meta Platforms (Facebook) Inc.
Meta Platforms Inc. (Internet und Informationstechnologie, >10.000 Mitarbeiter)

* Designed and developed multiple dashboards for Infra department in cooperation with Data Scientists.
* Pro-active identified usable data points in order to facilitate mitigation responsive times for Oncall teams.
* Proposed, got approved and developed end-to-end solution including data analysis, data transformation logics, data pipelines, visualization, system test, UAT, presentation to partners.
# Presto SQL, Unidash, Python.

06/2019 - 12/2022
Sr Data Engineer (US)
DaisTech LLC (Internet und Informationstechnologie, < 10 Mitarbeiter)

  • Moved to the US on a G4 EAD status. Incorporated as an LLC and worked for several US clients on contracting bases.

    • Boston Consulting Group | Boston, MA | US
      Sr Data Engineer (contract, remote)
      * Reverse-engineered (Oracle DI, SQL Server) pipelines to Snowflake SQL.
      * Re-implemented as views in Snowflake and automated the orchestration and
      feed of solutions’ pipelines through Fivetran.

      Randstad Technologies | Atlanta, GA | US
      Sr Data Engineer (contractor, remote)
      * Designed and created dimensional enterprise data model, built new data pipelines,
      performed quality assurance testing, managed code reviews and releases for
      billing, staff placements, and customer domains in an Agile/SCRUM multi-disciplinary team responsible for enterprise business intelligence
      * Reverse-engineered Talend ETL pipelines to SQL and shifted to an ELT tech stack based on an internally developed system which generates Apache Airflow code to process data on GCP BigQuery
      * Enhanced internally developed code generation system to handle configurations

      WarnerMedia (HBO) | New York, NY | US
      Sr Data Engineer (contractor, hybrid)
      * Enabled marketing analytics by loading advertising data into Snowflake using data pipelines built with Apache Airflow, Python, and SnowSQL
      * Created python-based solution for automated data quality verification and alerting
      * Re-engineered existing data warehouse to an unified enterprise model to eliminate redundancy and promote reusability of well-defined conformed dimensions across department-specific data marts.

      Newsela Inc. New York, NY | US
      Sr Data Engineer (contractor, on-site)
      * Migrated data warehouse for user activity tracking and product engagement from Redshift to Snowflake loaded by Loome data streams
      * Optimized performance SnowSQL scripts resulting in 40% cost reduction in data processing expenses for the company
      * Introduced automated data quality testing scheme to track and report on anomalies

06/2011 - 06/2019
Sr Data Engineer (NL)
Dais NL (Banken und Finanzdienstleistungen, < 10 Mitarbeiter)

Worked for 8 solid years on contracting basis for numerous organizations and delivered high-quality service for improving clients’ data structure, information systems and business management. Worked mostly in the financial sector.

Volkswagen Pon Financial Services, Amersfoort, NL
Sr MS Developer
Design and development of a custom-made sensitive data anonymization tool.
# GDPR, MS-SQL, SSIS, C#, VB.NET

NIBC NV, The Hague, NL
Sr MSBI developer, data analyst, DWH modeler;
Participated in 7 Enterprise Data projects in various roles.
# Regulation Reporting projects: Anacredit, DGS, VIA; Cost Allocation Model; Data Virtualization;

ING GFRS, Amsterdam, NL
Regulatory Reporting specialist
Redesign and rework of a misperforming reporting system.
# IFRS9, Liquidity Coverage Ratio (LCR), Oracle PL/SQL, DNB, ECB, MiFID II, FINREP, COREP;

WSW, Hilversum, NL
Software engineer SQL
Design & development of a new software solution for Real Estate associations' financial & business risk models.
# S&P matrix, T-SQL, SSIS framework, DQM, MDM, QlikView;

KASBANK NV, Amsterdam, NL
Sr. BI developer
Implementation of a data warehouse solution.
# Agile/SCRUM, Lead BI, MS-SQL, Kimball, BI framework, SSIS ETL, C#, ISIN, Custodian;

Simon Loos, Wognum, NL
Team lead BI
Implementation of a Data Warehouse solution.
# MS-SQL, Kimball, Cost-Effective Planning, Transport, Logistics, SSRS, Modelling, Agile/SCRUM;

Telenet NV, Antwerp, BE
Senior Microsoft BI developer
Upgrade of the Network Capacity Data Warehouse.
# MS-SQL2, VB.NET, Data Archiving, HFC Networks, Capacity Planning, Telco;

Stater NV, Amersfoort, NL
Senior Software Developer Sybase
SEPA redesign and modification of a Mortgage Maintenance System.
# Sybase, SQL, Uniface, VMS, SEPA, Private Mortgages, Credit Risk, Direct Debit batch, XML;

Wolters Kluwer NV, Alphen aan de Rijn, NL
Marketing Intelligence specialist.
# Unica, IBM, Cognos, Oracle, Informatica PowerCenter, Campaign ManagementWorked

Zertifikate

PYTHON Developer
2021
SQL Developer
2019

Reisebereitschaft

Nur Remote verfügbar
Based in Bulgaria flexible to travel occasionally.
Profilbild von Kalin Radoslavov Data Engineer / Architect aus Sofia Data Engineer / Architect
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