Data Team Leader (Real-Time Bidding)

TL;DR

Data Team Leader (Real-Time Bidding): Building and optimizing high-performance data platforms and pipelines for a leading e-commerce company, with an accent on ultra-low latency, Big Data, and streaming technologies. Focus on shaping architecture, leading technical initiatives, and ensuring delivery excellence in a high-scale environment.

Location: Elastic hybrid from Warsaw, requiring office attendance 2-3 times per month

Salary: 23,200–26,400 PLN/month (B2B) + VAT

Company

hirify.global is an outsourcing company employing over 700 experts to create highly specialised teams for clients worldwide, including a leading Polish e-commerce platform.

What you will do

• Lead and mentor an engineering team, shaping architecture and engineering standards from the ground up.
• Design, build, and optimize ultra-low latency, high-performance data platforms and pipelines.
• Work with modern Big Data and streaming technologies to impact business-critical advertising and bidding systems.
• Ensure delivery excellence in a fast-paced, high-scale e-commerce ecosystem.
• Drive technical initiatives and contribute hands-on to platform development.

Requirements

• 8+ years of experience in Data Engineering, with expertise in the Real-Time Bidding (RTB) domain.
• 2+ years of experience leading engineering teams or technical initiatives.
• Strong programming skills in Scala, Go, Python, and SQL.
• Hands-on experience with Apache Spark, Apache Kafka, Apache Flink (or cloud equivalents).
• Proven experience designing and operating ultra-low latency, high-throughput systems.
• Solid understanding of cloud platforms (AWS, GCP, or Azure) and distributed system operations.

Culture & Benefits

• Opportunity to work on high-scale data platforms used daily by over 20 million users.
• Direct impact on business-critical advertising and bidding systems.
• Long-term cooperation within a stable ecosystem with a market leader.
• Access to modern Big Data and streaming technologies.
• Proprietary professional development program.
• Wide range of benefits and support for charitable and educational activities.