Senior Software Engineer, Design Systems

Smartly
Helsinki, Finland
Workplace: HybridFull timeFunction: Software EngineeringSkills: ["React","TypeScript","Node.js","Vitest","React Testing Library"]

Senior Software Engineer to extend and maintain design system libraries, build and optimize frontend features using React and TypeScript, collaborate with designers and product managers, drive design system adoption across product areas, and contribute to frontend architecture and delivery to improve onboarding, dashboards, and customer experience.

Loading

Loading job details...

Preparing the role view and application actions.

FursaFursa
Smartly
Smartly
2 months ago

Senior Software Engineer, Design Systems

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 9 hours agoStatus: Live

Job Summary

Senior Software Engineer to extend and maintain design system libraries, build and optimize frontend features using React and TypeScript, collaborate with designers and product managers, drive design system adoption across product areas, and contribute to frontend architecture and delivery to improve onboarding, dashboards, and customer experience.
Location: Helsinki, Finland
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Sr. Manager level

Key Responsibilities

  • •Extend and maintain Smartly's Design System library to support consistent user experiences across the platform.
  • •Partner with designers to improve UI development workflows, tooling, and collaboration practices.
  • •Drive Design System adoption across existing product areas by improving shared components and implementation patterns.
  • •Own and improve frontend build, release, and deployment processes to support reliable development and delivery.
  • •Develop customer-facing features that support onboarding, product adoption, and customer success outcomes.

Pay and Benefits

Equity and Bonus:Equity
Perks:Health InsuranceEquityPaid HolidaysParental Leave

Key Requirements

  • •Strong experience building modern web applications using React and TypeScript.
  • •Experience designing and maintaining reusable UI component libraries or Design Systems.
  • •Ability to own features and technical initiatives from design through implementation and release.
  • •Solid understanding of frontend architecture, performance, accessibility, and maintainability best practices.
  • •Experience working with testing frameworks such as Vitest, React Testing Library, or similar tools.
Experience:AdvertisingSaaS
Skills:ReactTypeScriptNode.jsVitestReact Testing Library
Languages:English
Tech Stack:ReactTypeScriptNode.jsVitestReact Testing Library

Company Brief

Smartly
Provides a cloud-based advertising automation platform that helps brands and agencies create, manage, and optimize scalable social and digital ad campaigns across channels with creative and measurement tools.
Industry: SaaS
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Headquarters: Helsinki, Finland
Founded: 2013
WebsiteLinkedIn