I’m a Data Engineer / Database Developer with 15+ years of experience designing, automating, optimizing, and maintaining data systems for internal teams and external clients. My core strength is SQL and MySQL, with hands-on work across Snowflake, BigQuery, MS SQL, and PostgreSQL, plus AWS (RDS/EC2/S3/Aurora) and GCP. In a distributed Japan/EU/US team, I’ve delivered production-ready database schemas, ETL pipelines, and reporting flows for 20+ projects (finance, e-commerce, analytics). Highlights include optimizing SQL behind automated reports to cut runtimes from 30–60 minutes down to 30–90 seconds and automating 20+ pipelines for instant access to results. I’m comfortable working with large, messy datasets and turning them into reliable, well-documented outputs clients can trust. LinkedIn: linkedin.com/in/danil-pogrebnoi-db-dev Coding profiles: hackerrank.com/profile/danil_p_db_dev leetcode.com/u/danil-pogrebnoi-db-dev

Danil Pogrebnoi

I’m a Data Engineer / Database Developer with 15+ years of experience designing, automating, optimizing, and maintaining data systems for internal teams and external clients. My core strength is SQL and MySQL, with hands-on work across Snowflake, BigQuery, MS SQL, and PostgreSQL, plus AWS (RDS/EC2/S3/Aurora) and GCP. In a distributed Japan/EU/US team, I’ve delivered production-ready database schemas, ETL pipelines, and reporting flows for 20+ projects (finance, e-commerce, analytics). Highlights include optimizing SQL behind automated reports to cut runtimes from 30–60 minutes down to 30–90 seconds and automating 20+ pipelines for instant access to results. I’m comfortable working with large, messy datasets and turning them into reliable, well-documented outputs clients can trust. LinkedIn: linkedin.com/in/danil-pogrebnoi-db-dev Coding profiles: hackerrank.com/profile/danil_p_db_dev leetcode.com/u/danil-pogrebnoi-db-dev

Available to hire

I’m a Data Engineer / Database Developer with 15+ years of experience designing, automating, optimizing, and maintaining data systems for internal teams and external clients. My core strength is SQL and MySQL, with hands-on work across Snowflake, BigQuery, MS SQL, and PostgreSQL, plus AWS (RDS/EC2/S3/Aurora) and GCP.

In a distributed Japan/EU/US team, I’ve delivered production-ready database schemas, ETL pipelines, and reporting flows for 20+ projects (finance, e-commerce, analytics). Highlights include optimizing SQL behind automated reports to cut runtimes from 30–60 minutes down to 30–90 seconds and automating 20+ pipelines for instant access to results. I’m comfortable working with large, messy datasets and turning them into reliable, well-documented outputs clients can trust.

LinkedIn: linkedin.com/in/danil-pogrebnoi-db-dev

Coding profiles:
hackerrank.com/profile/danil_p_db_dev
leetcode.com/u/danil-pogrebnoi-db-dev

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Experience Level

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Language

English
Advanced
Russian
Fluent

Work Experience

Data Meister - Database Developer / Data Engineer at Japan-based AI & Data Science company
January 1, 2013 - Present
Designed and implemented database schemas, structures, automated ETL pipelines, and data flows for over 20 internal and client projects across finance, e-commerce, and analytics platforms, including 340 tables, 60 main procedures, 70 views, 220 static reports, and 60 automated reports; prepared 1 TB of structured data for analysis, modeling, and reporting. Analyzed over 70 TB of source data with thousands of variables to align with project objectives. Optimized SQL for automated reports, reducing runtime from 30-60 minutes to 30-90 seconds. Automated 20+ pipelines enabling instant downloads or viewing of results for users.
Software Developer (Database / Backend focus) at ISP MegaLine
January 1, 2009 - December 31, 2012
Built client onboarding database and integrated billing changes to support promotions and new price plans.

Education

Masters Degree in Computer Software and Automated Systems at Kyrgyz State Technical University (KSTU)
January 11, 2030 - January 1, 2009

Qualifications

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Industry Experience

Software & Internet, Professional Services, Financial Services, Media & Entertainment, Education

Experience Level

Expert
Expert
Expert
Expert
Intermediate
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Intermediate
Intermediate
Intermediate
Intermediate
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Beginner
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