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Sitoo

Senior Software Engineer – Promotions, Campaigns

Sitoo

Senior Software Engineer developing low-latency backend services for Sitoo's unified commerce platform. Ensuring scalability and reliability while integrating with various systems.

Posted 5/18/2026full-timeStockholm • 🇸🇪 SwedenSeniorWebsite

Tech Stack

Tools & technologies
CloudDistributed SystemsJavaScriptNode.js

About the role

Key responsibilities & impact
  • Design and operate low-latency backend services
  • Integrate with internal and third-party systems
  • Ensure services behave well under real-world load
  • Continuously improve system performance in production
  • Address incidents and drive long-term fixes
  • Build systems with security and efficiency

Requirements

What you’ll need
  • Strong backend development experience with Node.js or similar
  • Proven experience building scalable and reliable cloud services
  • Solid understanding of distributed systems and asynchronous architectures
  • Experience with infrastructure as code and modern CI/CD practices
  • Experience designing and integrating APIs
  • A product-oriented mindset with a focus on real user value

Benefits

Comp & perks
  • Flexible work arrangements
  • Professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
Node.jsbackend developmentcloud servicesdistributed systemsasynchronous architecturesinfrastructure as codeCI/CDAPI designsystem performancesecurity
Soft Skills
product-oriented mindsetfocus on user value