Smartly

Principal Engineer, Platform

Smartly
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5 days ago
Helsinki, FinlandStaff+

Responsibilities

  • Define the technical vision and architecture for Smartly’s automation platform and platform capabilities.
  • Guide architecture for data products that combine large-scale datasets into a unified data foundation.
  • Evolve large-scale database architecture through sharding, replication, and scaling strategies.
  • Drive technical vision, strategy, quality, scalability, reliability, and operational excellence across teams.
  • Lead multi-quarter, cross-team technical initiatives and deliver hands-on architecture, design, prototyping, and implementation.
  • Identify and address scalability, reliability, observability, and performance bottlenecks.
  • Mentor engineers, share technical knowledge, participate in recruitment, and raise engineering standards.

Requirements

  • 3+ years operating at Staff, Principal, Lead Engineer, or equivalent level while driving technical strategy across multiple teams.
  • Proven experience leading initiatives spanning at least three engineering teams and delivering measurable technical improvements.
  • 5+ years operating production systems where relational database architecture, scalability, reliability, and performance were critical concerns.
  • Strong understanding of distributed systems and architectural decisions involving consistency, availability, partition tolerance, replication, and sharding.
  • Demonstrated ability to influence technical direction without direct managerial authority.
  • High standards for code quality, testing, and user experience, with strong communication and listening skills.
  • Preferred experience with analytical databases such as ClickHouse, BigQuery, or Snowflake; infrastructure and cloud platforms; systems exposed safely to AI agents; and reliability, observability, or performance engineering initiatives.

Benefits

  • Inclusive global culture with teams across more than 60 nationalities, 24 locations, and 13 countries.
  • Healthcare packages, mental health services, paid holidays, family leave, and work-life balance support.
  • Equity options, performance-based rewards, competitive compensation, and career development opportunities.
  • Flexible hybrid workplace combining office and remote work, with the option to work abroad for up to 30 days annually.

Tech Stack

ClickHouseGoogle BigQuerySnowflake

Categories

Smartly

About Smartly

1,001-5,000 employees
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