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Siteimprove

Accessibility, privacy, SEO, and analytics tools

Principal Software Engineer

Backend EngineeringConfirmed live in the last 24 hours
Full-timeCopenhagen, DenmarkDKK742.2k - DKK927.8k /yr

About the Job

Requirements

  • A bachelor's or master's degree in computer science.
  • At least 10 years of professional software development experience.
  • At least 5 years building and running services and APIs on a public cloud, preferably AWS.
  • A track record of architecture decisions spanning several teams, including the trade-offs rejected and the reasons why.
  • Experience owning features or services end to end, including post-release outcomes.
  • Hands-on experience using coding agents in real production work, with a clear view of their strengths and limitations.
  • Deep understanding of software design principles, algorithms, and data structures, and commitment to technical excellence.
  • Excellent written and verbal English; ability to write proposals and designs that colleagues and agents can act on without a meeting.
  • Willingness to work across the stack when needed.
  • A valid passport; travel may be required.

Responsibilities

  • Contribute to the team's technical direction by writing system designs for owned work, participating in design reviews, and advocating for preferred options.
  • Design and build services, APIs, and data pipelines that remain stable, fast, and affordable as data volumes grow.
  • Lead the use of AI across the product development lifecycle by translating product requirements into a technical vision and system designs, breaking work into epics and user stories for agents, and setting standards at each step.
  • Improve the scaffolding for agent-driven delivery, including context and instruction files, prompts and skills, and review and testing practices that maintain quality.
  • Keep search data trustworthy through tests, monitoring, and understandable error handling.
  • Define how to measure quality, detect drift, and explain results to customers.
  • Mentor engineers at all levels through design reviews, pairing, and written technical proposals, including guidance on working effectively with agents.
  • Treat cost, performance, and operability as design inputs from the start.
  • Participate in daily team work, including refinement, estimation, prototyping, debugging, and production support.
  • Perform other duties as assigned.

Desired Qualifications

  • Experience turning product requirements into technical designs and an executable delivery plan.
  • Experience with search, SEO, crawling, indexing, ranking, or web-scale data.
  • Experience with infrastructure as code such as Terraform or CloudFormation.
  • Experience working in a team distributed across Europe and North America.

About the Company

Siteimprove

Accessibility, privacy, SEO, and analytics tools

Siteimprove provides a suite of digital optimization tools that help businesses improve their online presence. Its products cover Accessibility, Quality Assurance, Data Privacy, SEO, Ads, Analytics, Performance, and Web Security. The system works by offering a subscription service: clients access the tools through an integrated platform that can monitor, report on, and optimize their websites. The tools are designed to fit into existing technology stacks and can be customized to industry-specific needs, with additional consulting and training available to maximize value. Siteimprove differentiates itself by offering a broad, integrated set of capabilities across multiple domains of digital optimization, combined with industry-tailored deployments and global support. Its goal is to help clients achieve better accessibility, compliance, search rankings, security, and overall digital performance to drive business outcomes.

Company size
201-500
Company stage
Late Stage VC
Total funding
$55M
Headquarters
Copenhagen, Denmark
Founded
2003

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