Senior Fullstack Engineer (TikTok)

Smartly
Helsinki
Workplace: HybridFull timeFunction: Software EngineeringSkills: ["Ownership","Collaboration","Mentoring","Architectural decision-making","Pragmatic problem-solving"]

Build and evolve Smartly’s TikTok offering end-to-end, owning product capabilities from customer-facing experiences to backend services, APIs, and integrations. Design and operate distributed, data-intensive systems using event-driven architectures at scale, while making pragmatic architectural trade-offs across UX, scalability, reliability, and speed. Partner with product and design, collaborate across engineering teams for consistency, and mentor others to raise engineering quality.

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FursaFursa
Smartly
Smartly
1 day ago

Senior Fullstack Engineer (TikTok)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 15 hours agoStatus: Live

Job Summary

Build and evolve Smartly’s TikTok offering end-to-end, owning product capabilities from customer-facing experiences to backend services, APIs, and integrations. Design and operate distributed, data-intensive systems using event-driven architectures at scale, while making pragmatic architectural trade-offs across UX, scalability, reliability, and speed. Partner with product and design, collaborate across engineering teams for consistency, and mentor others to raise engineering quality.
Location: Helsinki
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Own significant TikTok product capabilities end-to-end, from customer-facing experiences to services and APIs.
  • •Build intuitive, high-quality user experiences for creating, managing, and automating advertising campaigns.
  • •Design and operate distributed, data-intensive systems and services at scale.
  • •Build and evolve APIs and integrations connecting Smartly with TikTok and the broader platform.
  • •Drive technical and architectural decisions across the stack, partner with product/design, and mentor other engineers.

Pay and Benefits

Perks:Health InsuranceEquityPaid LeaveParental Leave

Key Requirements

  • •Strong experience building and operating production-grade applications across the stack, ideally with TypeScript, Node.js, and React (or similar).
  • •Experience taking product capabilities end-to-end, from customer-facing experiences to backend services and APIs.
  • •Experience designing distributed, asynchronous, event-driven architectures at scale.
  • •Ability to build reliable systems and integrations handling high volumes of data and complex problems.
  • •Collaboration experience working closely with engineering, product, and design to shape solutions, plus interest in mentoring.
Skills:OwnershipCollaborationMentoringArchitectural decision-makingPragmatic problem-solving
Languages:English
Tech Stack:Node.jsTypeScriptReactPostgreSQLRedisKubernetesAPIsEvent-driven

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