Software Engineer, Large-Scale Data Systems
Location: Helsinki, Uusimaa, Finland · Category: Data, AI & Analytics · Seniority: Mid-Level · Posted: August 1, 2026 · Verified: Nov 2, 2026
Role Overview & Description
Track team expansion and market signals for Smartly
Polaris7 monitors open roles, strategic market movements, and M&A developments in real time. Get automated intelligence briefings on Smartly and benchmark against direct competitors.
Smartly
smartly.ioCross-channel advertising software for creative, media and measurement.
Unlock full company profile, competitors & live market signals for Smartly
Similar Positions in DACH
Related roles across advertising, media, and data
This role involves designing, building, and maintaining scalable data pipelines and cloud-based data infrastructure on Google Cloud Platform (GCP) to support the Swedish organization. The Senior Data Engineer will develop data ingestion and transformation workflows using Python, SQL, and Dataform, and implement infrastructure as code with Terraform. This position requires close collaboration with media, BI, and data science teams to deliver data products that enable reporting, measurement, analytics, and AI initiatives.
This role focuses on building and maintaining data infrastructure and acquisition pipelines for Speechify's text-to-speech platform. The engineer will work on data ingestion, processing, and storage systems to support AI model training and product analytics. Key responsibilities include designing scalable data pipelines and ensuring data quality across the organization.
Build and maintain data pipelines for acquiring, processing, and storing large-scale datasets. Ensure data quality and accessibility for machine learning and analytics teams.
This role designs and builds large-scale distributed data systems for real-time and batch processing, powering Moloco's advertising platform. The engineer will partner with ML and Serving teams to support feature engineering workflows, contribute to Feature Store evolution, and collaborate on Identity Graph construction for signal enrichment. Requires 5+ years of software engineering experience with modern languages and hands-on experience with data processing frameworks like Apache Beam, Dataflow, or Spark.
More Positions at Smartly
3 more open roles
This Senior Frontend Engineer role focuses on building and scaling the Editor platform, a creative production tool for designing, animating, and scaling ad assets. You will own end-to-end vertical slices, lead technical design decisions, and mentor team members, leveraging deep expertise in React and TypeScript with high-performance canvas interactions. The role requires 6+ years of experience and a hybrid presence in Helsinki.
This Senior Product Manager role owns the next generation of Smartly's Triggers, a core optimization feature managing over $1B in annual ad spend. The PM will lead discovery, define the roadmap, and launch a closed alpha with select customers, working closely with engineering and channel teams. Requires 5+ years of B2B SaaS product management experience, ideally in digital advertising, with strong data analysis and cross-functional leadership skills.
This Senior Software Engineer role is part of Team Autopsy, which builds automation and optimization capabilities for Smartly's advertising platform, including services like Triggers, Ad Rotation, Smartly Actions, and Action Router. The engineer will design and maintain backend services and frontend applications using TypeScript, Node.js, Python, and React, with a focus on distributed systems and cloud-native practices. Requires strong experience in backend development, automated testing, and the ability to drive projects independently.
