Candidates 43
$5000 / mo
≈ $60000 / year net
Data Engineer
Ukraine · Lviv · 4 years of experience · Upper-Intermediate ·Published yesterday · In passive search
Ukraine · Lviv · 4 years of experience · Upper-Intermediate ·Published yesterday · In passive search
I have experience with a wide technology stack, so it is not a problem for me to teach or investigate something new. I am open to new experiences and changes.
$6500 / mo
≈ $78000 / year net
Lead/Senior Software Engineer
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published yesterday
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published yesterday
Role: Team Lead/Architect
Usage: Azure infrastucture, Azure SQL, Azure Data Factory, Azure Devops, etc.
Description: Lead of DWH team, including devs, qa, ba. Architect and development of current solution.
Project: Web + DWH
Role: Lead DB Developer/DBA
Usage: AWS infrastucture, AWS RDS, Airflow, Python
Description: Rearchitecture current ETL for Airflow, current functionality development, support, DBA, etc.
Project: DWH
Role: Development Team Lead
Usage: IBM Netezza, Snowflake, Airflow, AWS, Python
Description: Review of current state of migration project, migration development, architecture.
Project: DWH
Role: Senior DB/Intergation developer
Usage: Airflow, Postgre, Snowflake, Looker, Fivetran, Docker, Python, SnowSQL
Description: Big DWH for integration from different sources, ETL tool is Airflow (python). As part of the project migration from Postgre to Snowflake was implemented. BI tool is Looker.
Project: ecommerce (OLTP)
Role: Key DB Developer/DBA
Usage: Oracle, MySQL, MariaDB, Azure SQL, a lot of monitoring tools
Description: Performance improvements, script/jobs developing, some of DBA tasks, a few data processing approaches implementation, support
Project: Marketing tool
Role: Performance engineer
Usage: Azure SQL Server, Azure Data Studio, Profiler
Description: Performance review and improvements, code review and support
Project: ecommerce (OLTP + OLAP)
Role: DB/Intergation Developer
Usage: MS SQL Server, SSIS
Description: Extending and modification of current application logic, new features developing, additional integration developing.
Project: DWH
Role: DBA Support, QA, Deputy Lead of Support team
Usage: Oracle, OWB
Description: Developing existing solution DWH for bank, modification of existing code + developing new one, monitoring of production DB and support ETL proccessing, leading a small support team + testers, some DBA tasks
A few more, but lets discuss it if required later on. A lot of knowledge except mentioned was obtained by courses, practical education, etc.
$4000 / mo
≈ $48000 / year net
Data Engineer (Python)
Ukraine · 4 years of experience · Upper-Intermediate ·Published 1 May
Ukraine · 4 years of experience · Upper-Intermediate ·Published 1 May
Current Position:
Marketing Data Connectors SaaS Product Developer
Develop and maintain data connectors for a marketing-focused SaaS product.
Utilize Python, SQL, and Apache Airflow to create and manage ETL pipelines and orchestrate data workflows.
Previous Positions:
ETL and Data Streaming Pipeline Developer
Participated in the design and implementation of ETL and data streaming pipelines using NATS and JetStream.
Contributed to the open-source NATS JetStream Library, enhancing its features and improving its performance.
Developed infrastructure for efficient data storage and processing.
Async Telegram Bot Developer for an English School
Designed and developed an asynchronous Telegram bot for an English language school using Python and the aiogram library.
Hosted the bot on AWS and used PostgreSQL with SQLAlchemy for data storage, as well as Redis for caching.
Implemented complex testing and booking functionalities to streamline the user experience for students and administrators.
$6000 / mo
≈ $72000 / year net
Data Engineer
Ukraine · Lviv · 7 years of experience · Upper-Intermediate ·Published 1 May · In passive search
Ukraine · Lviv · 7 years of experience · Upper-Intermediate ·Published 1 May · In passive search
$3000 / mo
≈ $36000 / year net
Big Data Software Engineer
Ukraine · 3 years of experience · Intermediate ·Published 30 April · In passive search
Ukraine · 3 years of experience · Intermediate ·Published 30 April · In passive search
Software engineer at Epam System (2021-present). I work as a contractor with customers in the USA Seattle area.
Technologies used: I have experience in using various technologies such as Java, Kafka, OpenSearch (ElasticSearch), Flink, Docker, Kubernetes, Airflow, AWS, SQL, and others.
Current position: Software Engineer, mainly developing ETL pipelines for loading data into the warehouse. Also, writing APIs to get analytical data from OpenSearch. Involved in various Scrum ceremonies such as Grooming, Planning, Demo, and Retro. Constant communication with the customer, clarification of requirements, and communication with engineers on the customer side.
Areas for improvement: As technology continues to evolve, I believe there is always something new to learn and improve. One of the areas I am currently working on is cloud development. I want to deepen my knowledge in technologies like AWS. Also, to improve and deepen my knowledge of Python programming language and data engineering technologies like Spark, and PySpark.
$3500 / mo
≈ $42000 / year net
Data Engineer
Ukraine · 6 years of experience · Advanced/Fluent ·Published 29 April
Ukraine · 6 years of experience · Advanced/Fluent ·Published 29 April
Customer: Digital Media Agency
Project: Development, maintenance and optimization of reporting solutions and ETL processes
Project Role: Data Engineer (Looker/Talend)
Tasks performed:
- Creating new LookML explores and reporting dashboards;
- Data issues investigation and troubleshooting;
- Support of existing Datalake (Hive, Talend, GCP) solutions;
- Improvements of ETL processes, performance optimization;
- Close communication with the Customer;
- Cooperation with Support team
Environment:
Datalake, Big Data, GCP, Hive, Looker, Talend Studio, Postgre, MySQL.
Jul-2017 – Dec 2017 - Software Engineer (DB/BI)
Customer: Oil Company
Project: Development and maintenance of ETL processes
Project Role: Software Engineer (DB/BI)
Tasks performed:
- Maintenance of existing ETL jobs;
- Analysis and performance optimization;
- Verification of the data integrity, testing and troubleshooting failed processes
Environment:
MS SQL Server 2014, IBM DataStage, Excel
Feb-2017 - Jul-2017 - SQL/BI developer
Customer: Various middle-size British business companies
Project: Development and maintenance of ERP system
Project Role: SQL/BI developer
Tasks performed:
- design and implementation of a range of BI solutions (reporting, dashboards, KPI);
- development of business reports by means of Pentaho Report Designer and Excel;
- optimization of existing reports;
- work with clients' databases (complex SQL queries, views, triggers, etc.);
- task management (communication with clients, clarification of requirements regarding reports, primary investigation and evaluation, custom trainings on specific ERP functionality);
- testing of new reports
Environment:
PostgreSQL, Pentaho Tools, Excel, XML, Git
Aug-2016 - Dec-2016 - student (EPAM educational program)
Project: Internal/Educational Project (DWBI Lab): Fundamentals of relational databases, MS SQL, building ETL Data Warehouse, designing ETL packages and populating Data Warehouse by means of SSIS, development of SSAS cubes and reports.
- Extensive experience in designing reports and dashboards;
- Strong understanding of ETL processes arrangement and tuning;
- Successful implementation of various performance-optimization solutions, extensive analysis of existing solutions for potential enhancements;
- Strong understanding of data warehousing/datalake structures;
- Strong communicational skills, efficient cross-team cooperation, successful communication with the customer;
- Great desire to learn, dilligence and persistence.
$3500 / mo
≈ $42000 / year net
BigData, Java, Azure developer
Ukraine · Lviv · 5 years of experience · Upper-Intermediate ·Published 29 April · In passive search
Ukraine · Lviv · 5 years of experience · Upper-Intermediate ·Published 29 April · In passive search
Apache Spark(Databricks)
Kafka/Kafka Streams
Java/Scala
SpringBoot
Spring Security
Azure
- ADF
- Azure DevOps
- Azure App Service
- Storage
- Functions
- Application Insights
Docker
PostgreSQL
Domains:
e-commerce,
enterprise,
b2b wholesale,
healthcare
Participated in architect and implementing software from scratch for goods return authentication based on live data flow.
Team lead experience. Leading under complex circumstances.
Have been deeply involved in the development of highly loaded systems and successfully launch them live.
$9000 / mo
≈ $108000 / year net
Senior/Lead BigData developer
Ukraine · 9 years of experience · Advanced/Fluent ·Published 28 April · In passive search
Ukraine · 9 years of experience · Advanced/Fluent ·Published 28 April · In passive search
Have experience as a technical interviewer, mentor, tech and team lead, also participated in engagement activities.
Used to work on Gas and Oil, Air Connectivity and multimedia, Telecom, Fintech, and billing domains.
Successful engagements activity.
Build a new Big Data platform from scratch (included design, discussion, architecture, and implementation phases).
Working directly with customers to get and clarify the requirements.
Extensive experience as an interviewer
Performed hotfix of the system that was critical to run effectively on prod, because of unexpected increasing load
Professional growth.
Adequate management.
Active development projects.
$2500 / mo
≈ $30000 / year net
Data/BI Engineer/Analyst
Ukraine · Lviv · 4 years of experience · Upper-Intermediate ·Published 25 April
Ukraine · Lviv · 4 years of experience · Upper-Intermediate ·Published 25 April
$2000 / mo
≈ $24000 / year net
Big Data Engineer
Ukraine · Lviv · 3 years of experience · Advanced/Fluent ·Published 23 April
Ukraine · Lviv · 3 years of experience · Advanced/Fluent ·Published 23 April
Company: Sigma Software
Duration: 02/2023 - 12/2023
Tools and technologies: Python, AWS, Spark, Scikit-learn
Project responsibilities:
• Developed multiple pipelines using AWS Lambda functions
• Developed ETL pipelines using PySpark
2. Position: Data Analyst
Company: Nestle Business Services
Duration: 06/2022 - 01/2023
Tools and technologies: MS SQL Server, SSAS, SSIS
3. Position: Big Data Engineer
Company: N-iX
Duration: 02/2020 - 04/2022
Tools and technologies: Python, Scala, AWS, Spark, MS SQL Server, Athena, Redshift
Project responsibilities:
• Developed Spark data transformation processors and integrated them into AirFlow pipelines, prepared data for further analysis
• Developed data batch transform pipeline using AWS Sagemaker
• Performed EDA on multiple data sources
• Developed multiple pipelines using AWS Lambda functions
• Wrote data transformations, unit, and integration tests
4. Position: R&D ML Engineer
Company: SoftServe
Duration: 05/2019 - 09/2019
Tools and technologies: Python, TensorFlow, Scikit-learn, Movidius NCS, OpenCV
Project responsibilities:
• Trained neural network for facial expression recognition on a large dataset
• Developed pipeline for processing camera feed with two neural networks and clustering, optimized it to run on Movidius NCS
- Academic scholarship of a President of Ukraine