Candidates 3
$4000 / mo
≈ $48000 / year net
DB/ ETL Developer
Ukraine · Kharkiv · 3 years of experience · Upper-Intermediate ·Published 17 April
Ukraine · Kharkiv · 3 years of experience · Upper-Intermediate ·Published 17 April
3 years experience of developing ETL pipelines and corresponding DW infrastructure.
Please refer to the previous projects in my LinkedIn profile.
I have been working in EDW project for 5 years. Client is a big Makeup Retail company in USA.
My current tasks in the project are the following:
-Technical support of ETL and EDW processes. Performing rollback, restore, or data fix in case of any failure.
-Developing ETL packages (jobs) in IBM Datastage on demand
-Developing new DB infrastructure for new ETL
-Developing custom reports in EDW and exporting them to EXEL
-Investigating data discrepancies in Tableau reports that are sourced from EDW
-Writing technical documentation
$2000 / mo
≈ $24000 / year net
Middle SQL Developer
Ukraine · Kharkiv · 3 years of experience · Upper-Intermediate ·Published 15 April
Ukraine · Kharkiv · 3 years of experience · Upper-Intermediate ·Published 15 April
Building DWH, ETL
OLAP customization
Everyday meetings with customers
MS stack - SSRS, SQL Server, SSAS
Investigating business logic and providing solutions for missmatches
Implementing reports, data logic, etс
Conversations with BAs & clients
Providing optimizations, converting db from rowstore to columnstore storage
Performed OLAP solutions for client's requests with sophisticated logic or special business requirements, including
- MDX calculations for measures
- dimensions with calculated members
- internal optimizations for ETL
API development
Providing a SQL optimization
SQL SERVER troubleshooting
Creating web-parsers on Python (threading, multiprocessing)
Writing a stored procedures for Data Scientists which gather data and calculate their own metrics
Consulting in SQL Server versions and server's perfomance (which processor should we use, how RAM do we need, storage type, etc)
As internal project was basic SQL training for BA & BI teams - indexes, tables, how it works, what should we do, what is a Quarry plan, etc
Creating pipelines:
Excel (in Sharepoint) => SQL Server
SQL Server => SQL Server
FTP => SQL Server
Python API => SQL Server
Wrote a high load OLAP & OLTP systems on SQL
Disscussing with BA & Customers (Retail domain) and solving business-logic issues (find lost product, establish connection to shop, match UA GOV city dictionary with own & logistic companies, etc)
$600 / mo
≈ $7200 / year net
Java Developer
Ukraine · Kharkiv · 1 year of experience · Upper-Intermediate ·Published 2 April
Ukraine · Kharkiv · 1 year of experience · Upper-Intermediate ·Published 2 April