Fullstack Engineer (New platform integration)

SMARTLY.IO

📍 Helsinki, Helsinki, Finland 💼 Full-time 🕒 Posted February 18, 2026

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Job Description

 We are looking for a Fullstack Engineer to join our rapidly expanding team which is responsible for Pinterest integration as well as new platforms. Currently our team is split between Helsinki & Berlin so you can join from either of the locations.
 Our team is responsible for multiple microservices, integrating with different social media platforms. Currently the team is working with a new platform integration, so working with the team provides an interesting opportunity to work with both the existing platform and a greenfield project. The main technologies in our stack are Node.js, React & TypeScript.
 
  As a Fullstack Engineer, you will… 
 Have end-to-end ownership of a new platform integration as well as our existing Pinterest product
 Design, build and monitor data-intensive microservices systems
 Collaborate closely with other engineers, product managers and designers to deliver cutting edge solutions for our clients
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Job Details

Location Helsinki, Helsinki
Job Type Full-time
Category Computer Occupations
Posted Date February 18, 2026
Application Deadline March 30, 2026