Yegor K.
Kyiv, Ukraine
100%
Job Success
Top Rated
Data Architect/Sr. Data Engineer with BI expertise
$80.00/hr
Hi,
I am Data Architect/Snr. Data Engineer with 10 years experience with RDBMS/NoSQL databases and processing large amounts of data.
My experience related to Enterprise level/High profile projects in the past, but now I'm helping alot startups and small-mid sized companies.
My core competences are : Data Modelling, Data Architecture on Cloud platforms, Database development, ETL and Business Intelligence, Database Administration
Modelling of OLTP and Datawarehouse systems. It could be design of new schema, normalization/denormalization of existing model, Enterprise datawarehouse design based on Kimball/Inmon, Data Lake and Data Vault architectures, Modernization of existing Datamodel(s).
DBA Activities - DB migrations, Backup & Recovery, Upgrades, Instance configurations, DB Monitoring, Horizontal scaling, Streaming/BDR replications. Sharding with postgreSQL extensions.
Data Integration and ETL :
Traditional batch ETL - Informatica, Talend, AWS Datapipeline, Matillion ETL
Serverless ETL - AWS Lambda, Glue, Batch, AWS DMS, Google Cloud Functions
Streaming ETL - Apache NiFi, Kafka, Kinesis streams
SaaS ETL - Stitch, Alooma, Fivetran
Direct loading with DBMS tools & scripting
Building BI layer with Crystal reports , Tableau/QlickSense or other modern BI SaaS tool.
Cloud containerization and deployment : Docker, Mesos/Kubernetes
Java development : EE/SE , Spring, Hibernate, RESTful APIs, Maven
Clouds :
- Cloud migrations (AWS, Azure, GCP)
- Cloud infrastructures (VPCs, EC2, Loadbalancing, Autoscaling, Security in AWS/GCP/Azure)
- Processing in EMR Hadoop/HDInsight/Azure DF/Google PubSub
- Athena, DynamoDB/Cosmos DB, Amazon Aurora
- Development & Administration of RDS/Azure SQL/GCP databases
- Building Analytics Solutions in Amazon Redshift/Azure PDW/Google Bigquery/Snowflake with End-to-End BI implementations
Thank you for getting to the end of this boring details and looking forward working on exciting projects together :)
Best Regards,
Yegor.
Work History
Architect - Analytics and Big Data Stack
Jun 4, 2021
-
Sep 4, 2021
No feedback given
Private earnings
Need Postgresql performance tuning expert
5.00
Apr 24, 2017
-
Jun 4, 2021
"Yegor has done some incredible work over several projects, helping me get 100X performance improvements in some cases by moving complex processing from my application to the database. If you have hard database problems that make your brain hurt, send them to Yegor."
Private earnings
Amazon Redshift developers required to work with startup company.
4.20
Jul 15, 2020
-
Aug 15, 2020
Private earnings
Senior Database Developer
Nov 6, 2019
-
Apr 4, 2020
No feedback given
Private earnings
Pyspark expert
5.00
Aug 7, 2019
-
Sep 16, 2019
Private earnings
ETL and Data Warehousing
5.00
Nov 29, 2017
-
Jul 22, 2019
"Yegor has worked with us for quite a while and has helped us build up our data warehouse and ETL pipeline from scratch-without his work our BI team wouldn't be operational today."
Private earnings
PowerShell Ninja needed for ETL development
Mar 30, 2018
-
Mar 22, 2019
No feedback given
Private earnings
Database management
Oct 9, 2017
-
Mar 22, 2019
No feedback given
Private earnings
Matillion Redshift Oracle
Jul 10, 2017
-
Mar 22, 2019
No feedback given
Private earnings
Help with architecture of postgresql DB
Mar 1, 2017
-
Mar 15, 2019
No feedback given
Private earnings
Looking for a Data Engineer
Nov 11, 2022
-
Present
Job in progress
Private earnings
AWS Redshift Specialist
Oct 10, 2022
-
Present
Job in progress
Private earnings
Senior Data Engineer
Apr 21, 2022
-
Present
Job in progress
Private earnings
Yegor K. has more jobs. Create an account to review them
Skills
- PostgreSQL Programming
- Amazon Redshift
- ETL
- Oracle Performance Tuning
- Amazon RDS
- Oracle Administration
- Tableau
- Oracle PLSQL
- Amazon Web Services
- Amazon EC2
Yegor K.
Kyiv, Ukraine
100%
Job Success
Top Rated
81
Total Jobs
22,568
Total Hours
View profile
All work
Data Architect/Sr. Data Engineer with BI expertise
Specializes in$80.00/hr
Hi,
I am Data Architect/Snr. Data Engineer with 10 years experience with RDBMS/NoSQL databases and processing large amounts of data.
My experience related to Enterprise level/High profile projects in the past, but now I'm helping alot startups and small-mid sized companies.
My core competences are : Data Modelling, Data Architecture on Cloud platforms, Database development, ETL and Business Intelligence, Database Administration
Modelling of OLTP and Datawarehouse systems. It could be design of new schema, normalization/denormalization of existing model, Enterprise datawarehouse design based on Kimball/Inmon, Data Lake and Data Vault architectures, Modernization of existing Datamodel(s).
DBA Activities - DB migrations, Backup & Recovery, Upgrades, Instance configurations, DB Monitoring, Horizontal scaling, Streaming/BDR replications. Sharding with postgreSQL extensions.
Data Integration and ETL :
Traditional batch ETL - Informatica, Talend, AWS Datapipeline, Matillion ETL
Serverless ETL - AWS Lambda, Glue, Batch, AWS DMS, Google Cloud Functions
Streaming ETL - Apache NiFi, Kafka, Kinesis streams
SaaS ETL - Stitch, Alooma, Fivetran
Direct loading with DBMS tools & scripting
Building BI layer with Crystal reports , Tableau/QlickSense or other modern BI SaaS tool.
Cloud containerization and deployment : Docker, Mesos/Kubernetes
Java development : EE/SE , Spring, Hibernate, RESTful APIs, Maven
Clouds :
- Cloud migrations (AWS, Azure, GCP)
- Cloud infrastructures (VPCs, EC2, Loadbalancing, Autoscaling, Security in AWS/GCP/Azure)
- Processing in EMR Hadoop/HDInsight/Azure DF/Google PubSub
- Athena, DynamoDB/Cosmos DB, Amazon Aurora
- Development & Administration of RDS/Azure SQL/GCP databases
- Building Analytics Solutions in Amazon Redshift/Azure PDW/Google Bigquery/Snowflake with End-to-End BI implementations
Thank you for getting to the end of this boring details and looking forward working on exciting projects together :)
Best Regards,
Yegor.
Work History
Architect - Analytics and Big Data Stack
Jun 4, 2021
-
Sep 4, 2021
No feedback given
Private earnings
Need Postgresql performance tuning expert
5.00
Apr 24, 2017
-
Jun 4, 2021
"Yegor has done some incredible work over several projects, helping me get 100X performance improvements in some cases by moving complex processing from my application to the database. If you have hard database problems that make your brain hurt, send them to Yegor."
Private earnings
Amazon Redshift developers required to work with startup company.
4.20
Jul 15, 2020
-
Aug 15, 2020
Private earnings
Senior Database Developer
Nov 6, 2019
-
Apr 4, 2020
No feedback given
Private earnings
Pyspark expert
5.00
Aug 7, 2019
-
Sep 16, 2019
Private earnings
ETL and Data Warehousing
5.00
Nov 29, 2017
-
Jul 22, 2019
"Yegor has worked with us for quite a while and has helped us build up our data warehouse and ETL pipeline from scratch-without his work our BI team wouldn't be operational today."
Private earnings
PowerShell Ninja needed for ETL development
Mar 30, 2018
-
Mar 22, 2019
No feedback given
Private earnings
Database management
Oct 9, 2017
-
Mar 22, 2019
No feedback given
Private earnings
Matillion Redshift Oracle
Jul 10, 2017
-
Mar 22, 2019
No feedback given
Private earnings
Help with architecture of postgresql DB
Mar 1, 2017
-
Mar 15, 2019
No feedback given
Private earnings
Looking for a Data Engineer
Nov 11, 2022
-
Present
Job in progress
Private earnings
AWS Redshift Specialist
Oct 10, 2022
-
Present
Job in progress
Private earnings
Senior Data Engineer
Apr 21, 2022
-
Present
Job in progress
Private earnings
Yegor K. has more jobs. Create an account to review them
Skills
- PostgreSQL Programming
- Amazon Redshift
- ETL
- Oracle Performance Tuning
- Amazon RDS
- Oracle Administration
- Tableau
- Oracle PLSQL
- Amazon Web Services
- Amazon EC2
Hours per week
As Needed - Open to Offers
3+ days response time