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Principal Software Engineer (Data & Reporting)

Principal Software Engineer for data and reporting in Helsinki.
Smartly
Hybrid
On-Site
Finland
Undisclosed salary
Job Description

Smartly is seeking a Principal Software Engineer to join their team in Helsinki. This role is pivotal in developing high-performance, scalable data solutions that drive data-driven advertising for major global brands. The Principal Engineer will be instrumental in architectural decisions, optimizing large-scale data processing, and enhancing reporting tools used daily by 90% of Smartly's customers.

The role involves improving and maintaining Smartly’s core reporting engine, a critical system that processes billions of data points across various ad channels. The successful candidate will also play a key role in improving database performance and scalability across the organization, fostering a culture of continuous improvement and learning.

Responsibilities include:

  • Leading architectural improvements to ensure scalability and efficiency.
  • Optimizing high-performance data processing with large datasets and complex SQL queries.
  • Enhancing the query language to unlock deeper analytical capabilities.
  • Contributing to the core reporting service backend to ensure high availability and performance.
  • Mentoring other engineers and fostering a culture of technical excellence.
  • Collaborating cross-functionally with product, design, and engineering leadership.

Requirements:

  • Deep expertise in relational databases (PostgreSQL is a plus).
  • Hands-on experience with distributed tables, scaling strategies, and schema design.
  • Proficiency in query tuning and execution plan analysis for efficient data access.
  • Understanding of OLAP and OLTP workloads.
  • Experience with time series data.
  • Proven experience optimizing large-scale data processing and high-throughput workloads.
  • Ability to collaborate across multiple teams and stakeholders.
  • Ownership mindset and ability to lead high-impact initiatives.
  • Ability and willingness to work in a hybrid capacity from our Helsinki office 3 days a week.

Smartly offers:

  • Inclusive Culture
  • Global Impact
  • Wellbeing Focus
  • Total Rewards
  • Hybrid Workplace
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Smartly

Smartly is an AI-powered advertising technology company transforming ad experiences for brands. Its platform integrates media, creative, and intelligence capabilities, managing significant ad spend across major platforms like Facebook, Google, Instagram, Pinterest, Snap, and TikTok. Smartly delivers tangible business outcomes through its end-to-end technology and customer service. Operating globally with a diverse team, Smartly fosters an inclusive environment. Smartly is recognized as a Leader in Creative Advertising Technologies.

All Jobs at Smartly (51)