Lead Data Engineer Jobs

Sparteo

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IT - Software Development

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Not provided

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Job Description:

Sparteo is an independent suite of AI-powered advertising technologies built on sustainable, sovereign infrastructure. Since 2018, we’ve been reshaping programmatic advertising to make it faster, more transparent, and more profitable by building the most direct path between publishers and advertisers. But we don't stop here: wherever attention lives, on the web, in apps, on CTV, and beyond, our mission is to monetize all audiences, across every format: display, video, audio, and more. Our data-driven tech delivers 30% higher revenues on average than traditional solutions.

Job Responsibility:

Data Infrastructure Design and Optimization
Lead the design, implementation, and optimization of data architectures to support massive data pipelines
Ensure the scalability, security, and performance of the data infrastructure
Collaborate with software and data scientists to integrate AI-driven models into data workflows
Leadership and Team Management
Manage and mentor a team of 2 data engineers, fostering a culture of continuous improvement
Oversee project execution and delegate responsibilities within the team
Guide technical decisions and promote best practices in data engineering
Collaboration and Cross-Functional Engagement
Work closely with product managers, developers, and analytics teams to define data needs and ensure alignment with business objectives
Ensure the data team supports the product’s analytical capabilities
Innovation and Problem Solving
Identify opportunities to leverage new technologies or improve existing workflows to optimize data processing
Maintain a deep understanding of data trends and emerging technologies

Requirements:

Proficiency in distributed data systems
Proficient in clustering, various table types, and data types
Strong understanding of materialized views concepts
Skilled in designing table sorting keys
Solid programming skills in Python, Java, or Scala
Expertise in database technologies (SQL, NoSQL)
You are comfortable using AI-assisted development tools (e.g., GitHub Copilot, Tabnine)
Proven experience leading data teams in fast-paced environments
Ability to mentor junior engineers and foster a culture of growth and collaboration
Data-driven decision-making abilities aligned with Sparteo's focus on results and improvement
You want to make an impact and move things forward collectively
You solve problems pragmatically and analytically
You're looking for a fast-moving environment where your agility will be an asset
Your ability to listen encourages you to challenge and improve yourself on an ongoing basis

What we offer:

A convivial and flexible working environment, with our telecommuting culture integrated into the company's organization
A friendly and small-sized team that you can find in our offices near Lille or in Paris
Social gatherings and company events organized throughout the year
Sparteo is experiencing significant growth both in terms of business and workforce, especially internationally
Additional benefits include an advantageous compensation system with non-taxable and non-mandatory overtime hours, as well as a Swile restaurant ticket card

Additional Information:

Job Posted:
December 12, 2025

Employment Type:

Fulltime

Work Type:

Remote work

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Lead Data Engineer