Senior Data Engineer

🔥 0 minutes ago

🇧🇬 Bulgaria – Remote

⏰ Full Time

🟠 Senior

🚰 Data Engineer

👻 Ghost score 15%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

Apply Now

Find Similar Remote Jobs

Set Up Email Alert For New Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Upload Resume

MWDN

WebsiteLinkedInAll Job Openings

51 - 200 employees

💼 Consulting

📦 Logistics

🏥 Healthcare

Consulting • Logistics • Healthcare

MWDN is a comprehensive IT services company that specializes in software development, web design, mobile development (iOS and Android), and desktop development. With over 200 in-house software engineers, MWDN provides a range of services including staff augmentation, dedicated teams, and global IT recruitment. Operating globally with delivery centers in Central and Eastern Europe, MWDN effectively bridges businesses in the USA, Europe, and Israel to top-tier tech talent while focusing on cost-effective solutions and personalized services tailored to client needs.

📋 Description

• Design and build scalable data pipelines for bid stream, impression, and revenue data from programmatic sources • Ingest and normalize data from multiple SSPs, DSPs, ad servers including GAM, and third-party reporting APIs • Build real-time and batch processing systems for auction analytics, win rate analysis, and bid landscape modeling • Develop ETL/ELT workflows to transform raw programmatic data into analytics-ready datasets • Create data models for yield optimization, floor price analysis, and demand partner performance • Build and maintain data warehouses and lakes optimized for ad-tech query patterns • Implement data quality monitoring, validation, and anomaly detection for programmatic data streams • Support BI and analytics teams with clean, documented, and performant data infrastructure • Ensure data privacy compliance with GDPR and CCPA in data collection, storage, and processing • Architect and build high-performance systems processing millions of ad transactions in real time • Own the full development lifecycle from architecture to deployment • Collaborate with a modern, high-performing engineering team

🎯 Requirements

• 5+ years of professional data engineering experience • 2+ years working with programmatic advertising or ad-tech data • Strong proficiency in Python and SQL • Experience with streaming data platforms: Kafka, Kinesis, Pub/Sub • Hands-on experience with data warehouses: BigQuery, Snowflake, Redshift, ClickHouse • Experience with batch processing frameworks: Spark, dbt, Airflow • Understanding of ad-tech data structures: bid requests, impressions, OpenRTB schemas, log-level data • Experience with cloud platforms: AWS, GCP • Experience with infrastructure-as-code • Familiarity with SSP reporting APIs and log-level data, including Magnite, PubMatic, Index Exchange, and Xandr • Experience with Google Ad Manager reporting, Data Transfer files, and BigQuery exports • Familiarity with Prebid Analytics adapters and bid stream data • Familiarity with mobile measurement platforms: AppsFlyer, Adjust, and Kochava • Experience with RTB log files and auction data • Knowledge of revenue metrics: CPM, eCPM, RPM, fill rate, win rate, and bid density • Knowledge of auction analytics: bid landscape, floor optimization, and timeout analysis • Knowledge of demand partner performance metrics: SSP/bidder scoring and latency analysis • Knowledge of supply chain data: ads.txt validation, sellers.json mapping, and SPO analysis

🏖️ Benefits

• Security through client vetting to minimize risks and ensure reliability and timely payments • Career support and help finding new opportunities if a project is not the right fit • Legal assistance with independent contractor or sole proprietorship status, taxes, and related processes • English courses • Professional growth opportunities • Team-building events • Flexible working hours • 29 days of PTO (18 working days per year plus all national holidays) • 10 paid sick days • Full financial and legal support for independent contractors • Free English classes with native speakers or Ukrainian teachers • Dedicated HR support