Vlad Z.
FreelancerTop Rated PlusExpert-Vetted Data and Solution Architect | Data Engineering | AI/ML
Member since 2015 · 100% Job Success
View on Upwork
WorldTop 0.08%
UkraineTop 0.19%
PythonTop 0.12%
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upworkrank#53in Python · Top 0.12%Share this rank
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$18k
MRR
est. monthly
#304
World rank
of 372,170
$1.1M
Lifetime earnings
since 2015
148
Total jobs
completed
About
Top 1% Upwork EXPERT-VETTED Data & Solution Architect.
For over 15 years, I've worked with data, focusing the last 7 years as a Data Architect on managing high-load and big-data projects. I oversee systems that serve hundreds of millions of users and manage petabytes of data, along with overseeing infrastructure budgets of over 1.5 million USD each year.
In the past 8 years on Upwork, I have completed more than 100 projects with a 100% Job Success Score and a 94%+ client return rate.
SERVICES
✅ Data Engineering
✅ AI/ML
✅ AI Adoption & GenAI
✅ Predictive analytics
✅ High-load Data Scraping
✅ Data Integration - seamless connection through APIs
✅ Data Management – ETL pipelines, Data Warehousing, Data Lakes, DataOps
✅ IT Infrastructure & Solution Architecture
✅ DevOps for Performance Optimization and Cost Reduction
STACK & TECHNOLOGIES
Core stack: Python
Data Warehousing: Redshift | BigQuery | Snowflake | Teradata
Data Lakes: Hadoop | Amazon S3 | Azure Data Lake Storage | Google Cloud Storage
ETL Tools and Data Pipelines: Databricks Workflows | AWS Glue | Google Cloud Dataflow
Big Data Processing: Spark | Hadoop | Google Dataflow | Dask | Amazon Kinesis | Kafka
Databases: MySQL | PostgreSQL | Google BigQuery | MongoDB | DynamoDB | Redis
Data Analysis and Machine Learning: Pandas | NumPy | Dask | SciPy | OpenCV | TensorFlow | PyTorch | Scikit-learn | XGBoost | Keras | spaCy
GenAI: OpenAI GPT-3 | GPT-4 | Lama 2 | Llava | Bard | Mistral | Anthropic
Visualization Tools and Libraries: Power BI | Looker | Quicksight | Grafana | Plotly | D3.js | Dash | Matplotlib
DevOps and DataOps
AWS | GCP | Azure | Docker | Kubernetes | Amazon ECS | Jenkins | GitLab CI/CD | GitHub CI/CD | Bitbucket Pipelines | Ansible | Terraform | CloudFormation | Prometheus | Grafana | Datadog | Zabbix | ELK Stack | Elasticsearch | Logstash | Kibana | Graylog
Web Development
Front-End: React.js | Redux | Redux-Saga
Back-End: Python | Django Rest Framework | Flask
We use the Agile approach to ensure great products delivery. As our benefits, we provide the guarantee, NDA signing, and post-service for delivered products.
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Rankings
Where Vlad Z. ranks by monthly revenue, worldwide, in Ukraine, and in every Upwork skill it competes in.
World#304 / 372,170Top 0.08%
Ukraine#25 / 13,429Top 0.19%Python#53 / 43,683Top 0.12%
Data Engineering#7 / 2,430Top 0.29%
ETL Pipeline#5 / 2,489Top 0.2%
Data Warehousing#3 / 561Top 0.53%
Data Lake#1 / 281Top 0.36%
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Freelancer snapshot
On Upwork since2015
Rating100% Job Success
Skills tracked5
Skills
PythonData EngineeringETL PipelineData Warehousing
Vlad Z. works mainly in Python, ranking top 0.12% of freelancers in that skill.
MRR trendSoon
Last 12 weeks
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Competitors on the board
Who ranks just above and below by MRR across all freelancers.
This freelancer is #304 of 372,170 across all freelancers.
RankFreelancerMRRMRR trend
MRR benchmark
Vlad Z. earns more than 99.92% of all freelancers we track.
Top 0.08%
among all freelancers we track
$0–$500
32%
$500–$1k
12%
$1k–$2.5k
17%
$2.5k–$5k
13%
$5k–$10k
12%
$10k–$25k
10%
$25k–$50k
3%
$50k+
1%
Vlad Z.'s bracket · $18k
You32%$0–$500
You12%$500–$1k
You17%$1k–$2.5k
You13%$2.5k–$5k
You12%$5k–$10k
You10%$10k–$25k
You3%$25k–$50k
You1%$50k+
Vlad Z. earns an estimated $18k/mo. That's 12.5× the typical freelancer and more than 99.92% of everyone we track.
Freelancers with no recent MRR are excluded. Only the 150,997 freelancers with active monthly revenue are ranked here.
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MRR is an estimate from Upwork's public figures - not an Upwork-official number.