Ілля Ветеран

Sikach Illia
[відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | Kyiv, Ukraine | linkedIn: Illia Sikach | @illy_as

Profile

Accomplished IT professional with 3 years of hands-on experience in data analysis, automation, and leading
teams. Proficient in Python, Django, and various data visualization tools, with Upper-Intermediate English
proficiency and knowledge in GCP (Google Cloud Platform) data services. Actively seeking opportunities as a
Machine Learning Engineer to utilize AI/ML skills for driving innovation and tackling complex challenges.

Professional Experience

Modus X, Business Data Analyst 06/2024 – present | Kyiv, Ukraine
As a Business Analyst specializing in data management projects, I bring expertise in data warehousing
(DWH), ETL, BI tools, and Data Science technologies. My experience aligns closely with data integration
engineering through the following key responsibilities:
Collaborating on data modeling: I analyze business requirements and translate them into detailed technical
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specifications for data integration solutions.
SQL and data validation expertise: I lead data validation processes, ensuring the integrity, accuracy, and
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relevance of data to support analytical solutions.
Data pipeline optimization: I work with technical teams to optimize data workflows and implement efficient
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data processing solutions.
Architectural design involvement: Contribute to the design and implementation of scalable data management
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strategies, including the integration of raw and transformed data layers.
Stakeholder coordination: Act as a liaison between business and technical teams, managing project
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requirements, timelines, and ensuring alignment with client expectations.
Documentation and governance: Maintain comprehensive project documentation and ensure compliance with
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data management standards and best practices.

TelcoGuard, Data Analyst 05/2023 – 02/2024
As a Data Analyst with a strong focus on leveraging technology to solve business problems, I bring expertise in
data cleaning, transformation, and visualization using tools like Python, SQL, Excel, and Power BI. My
experience aligns closely with data integration engineering through the following key contributions:
Data extraction and transformation: Gathered, cleaned, and transformed data from multiple sources to
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support analytical and operational needs, laying a foundation for scalable data pipelines.
Visualization and reporting: Designed and implemented data visualization dashboards to communicate
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business insights, akin to presenting Data Marts for stakeholders.
Automation of data workflows: Automated repetitive data analysis tasks using Python scripts, enhancing
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efficiency and supporting integration processes.
SQL and database optimization: Utilized PostgreSQL for querying large datasets, ensuring data accuracy and
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optimizing query performance for better reporting.
Collaboration on data solutions: Worked with cross-functional teams to identify data-related challenges and
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implement robust solutions, mirroring the collaborative aspects of data integration engineering.
 Governance and security: Contributed to the creation of data governance policies and procedures, ensuring
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data integrity and alignment with organizational standards.

The Ukrainian Armed Forces, 02/2022 – 05/2023
Squad Leader of Communications:

• Proficient in programming radios and building internal networks, ensuring effective communication
infrastructure.
• Expertise in maintaining and troubleshooting military communication equipment, and maintaining operational
readiness.
• Effectively train soldiers on the operation and configuration of communication equipment, fostering technical
proficiency.
• Took command of a platoon of 8 soldiers, delegating tasks, motivating team members, and ensuring mission
accomplishment.
• Effectively planned and executed tasks, ensuring timely completion and adherence to objectives.

TelcoTest AG, Data Analyst 06/2021 – 02/2022

Technologies:

Excel (Formulas, Pivot Tables, Power Query), Python (Pandas, NumPy, Matplotlib), PostgreSQL, Power BI

• Collected and analyzed data to track key performance indicators (KPIs) and measure the effectiveness of
marketing campaigns.
• Prepared monthly reports summarizing data trends and insights for senior management.
• Identified opportunities to improve data quality and consistency across different systems.
• Developed and implemented data quality checks to ensure the accuracy and reliability of data.
• Provided data support to internal teams and external partners.

Skills

Python Data Wrangling and Cleaning
Python 3.7+ & OOP DBT, SAP DS

Data Analysis Databases
NumPy, Pandas PostgreSQL, Sap HANNA Studio (DWH), MsSQL

Data Visualization Tools
Power BI, Tableau, Matplotlib, Seaborn Git, GitHub, Debugger, Pytest, Trello, GCP

Data Modeling
Draw.io , dbdiagram.io :

Education

Master's in Finance and Economics, Ukrainian State 2015
University of Finance and International Economics
 Certificates

Cloud Digital Leader — Google Cloud Certified | (19 Oct 2023) Database Fundamentals — SoftServe
Academy | (28 Apr 2023) From the Frontline to the Data Science Consalting — UCU | (13 Dec

2023) Mathematics and Statistics for Data Science — robodreams | (20 June 2023)
Data Engineer Certification Programm — UCU (study now)