Yaroslaw

Yaro Mashko - Data Engineer - data pipelines and analytics file:///home/yv/git/desktop/CV.html

Yaro Mashko - Data Engineer - data
pipelines and analytics
[open contact info](look above in the "contact info" section) · [open contact info](look above in the "contact info" section)

Languages
English – Conversational

Professional Summary
Data-focused professional with 14 years of experience in software development and
analytics, specializing in SQL, data processing, and ETL design. Skilled in relational
database systems (PostgreSQL, MySQL, MS SQL, Oracle) and proficient in building
robust data pipelines for analytics and reporting. Experienced in transforming raw
datasets into actionable insights using Python, pandas, and visualization tools. Strong
understanding of data modeling, performance optimization, and automation within both
on-premise and cloud environments. Adept at collaborating with cross-functional teams
to design scalable data solutions supporting business intelligence and decision-making
processes.

Experience

Embedded Software Developer – AleKo Embedded
Feb 2023 – Present
The project is a proxy-server module that receives and distributes diagnostics
data. The project strictly follows the V-Model development lifecycle. The module
operates in AUTOSAR BMW BSW automotive environment.
My role is:
• to implement new features for the module, test and debug MISRA C module
code,
• ensure module interoperability on a system-level,
• ensure module compliance with module design specification and AUTOSAR
specifications,
• communicate with clients to address and fix bugs and inconsistencies,
• participate in code reviews,
• engage in discussions to promote higher module quality and consistency,
• ensure timely module releases aligned with the release schedule.

Tech stack is: Linux, AUTOSAR, RTOSes, Vector, MISRA C, ECU-TEST, Lauterbach,
DaVinchi Configurator, CAN, LIN, FlexRay, Ethernet

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Yaro Mashko - Data Engineer - data pipelines and analytics file:///home/yv/git/desktop/CV.html

Backend Developer with Data Analytics Focus – Luxoft
Jul 2019 – Nov 2022
The projects was: Various projects, mostly in a finance area. The project scope
varied: from data analytics and ETL, to full-stack.
My role was:
• Design and set up ETL pipelines,
• Analyse project metrics,
• Develop custom reports and dashboards to present actionable insights,
• Leverage SQL and Python-based tools to process large datasets,
• Define KPIs and support data-driven decision-making,
• Implement API endpoints and backend logic,
• Participate in web-service development by designing and implementing both
backend APIs and frontend UIs,

Tech stack is: Linux, Windows, SQL, NoSQL, Java, Python, JavaScript, C#,
PostgreSQL, C, MySQL, MS SQL, MongoDB, Django, Node.js, Matlab, Hibernate,
pandas, numpy, bash, makefiles, git

Document Workflow Analyst – Donetsk RSA
Jul 2017 – Feb 2019
The projects was: Design and integrate electronic document workflow reports for
the government institution.
My role was:
• Gather reporting requirements from departments.
• Automate data extraction and report generation.
• Performe data quality checks and validation.

Tech stack is: Linux, Windows, SQL, Oracle DB, C#, ISO/IEC 27001

IT Infrastructure Specialist – ТДВ “Інститут
«Cтройремпроект»”
Apr 2014 – Jul 2017
The projects was: Infrastructure handyman
My role was:
• Configure Ethernet networks, routers, firewalls.
• Organize and tested network cables.
• Manage IP allocation and network security.

Tech stack is: Linux, Windows Server, Bash, PowerShell

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Yaro Mashko - Data Engineer - data pipelines and analytics file:///home/yv/git/desktop/CV.html

C++ SW Developer – ERS Games
Jul 2011 – Feb 2014
The projects was: Several published casual game titles.
My role was:
• Develop gameplay systems using C++ and Lua.
• Extend game engine features for performance.
• Collaborate with designers and artists to integrate features.

Tech stack is: Windows, C++, Lua, OpenGL, svn

Internship Trainee – Software MacKiev
May 2010 – Sep 2010
The projects was: Several published casual game titles.
My role was:
• Trained in Objective-C and C++ for Mac applications.
• Exposed to full development lifecycle.

Tech stack is: Mac OS X, Objective-C, C++, svn

Education
National University of Kyiv-Mohyla Academy
Master’s degree, Information Management Systems and Technologies

LinkedIn
[open contact info](look above in the "contact info" section)

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