Job-ID: 6fd6be28-6671-4bc7-ae9f-6549cc72902dLocation: MilanSalary: 81704

Se i requisiti e l'esperienza richiesti per questo lavoro corrispondono alle sue competenze, la preghiamo di candidarsi tempestivamente.
- 93142 EURType: Full timePosted: 2026-04-28Contact: you will do • Work on specific problem spaces critical to Klarna's needs, with opportunities to switch teams as both you and our fast-paced business evolve.

• Lead the design, development, and maintenance of JavaScript-based applications, ensuring high performance, scalability, and reliability across both frontend and backend.

• Work with modern technologies such as TypeScript, Node.js, React, and React Native to build seamless and scalable solutions.

• Utilize cloud technologies, primarily AWS, to develop and deploy services.

• Engage in the full project lifecycle—from conception to deployment and beyond—ensuring projects are delivered on time and to specifications.

• Collaborate with cross-functional teams across Klarna to align on integration strategies and optimize system architecture.

• Drive an engineering culture within the team, emphasizing innovation, quality, and continuous improvement.

• Proactively identify and mitigate potential issues in our distributed and financial systems.





• Work in small autonomous teams with short release cycles.

Who you are • Proficient in TypeScript and JavaScript, with strong experience in Node.js and modern frontend frameworks (e.g., React / React Native).

• Experienced in architecting and building scalable, robust systems across the stack.

• Skilled with cloud technologies, especially AWS.

• Adept in distributed systems, with the ability to anticipate and mitigate issues proactively.

• Independent, able to manage projects end-to-end and contribute to technical direction.

• A strong communicator, capable of collaborating effectively across teams and domains.

• Experience mentoring others and contributing to a positive engineering culture.

• Working proficiency and communication skills in verbal and written English.

Awesome to have • Experience with microservices architecture and event-driven systems.

• Familiarity with REST and/or GraphQL APIs.

• Experience with tools such as Kafka, Docker, Jenkins, Datadog, or Splunk.

• Experience working in fintech or other regulated environments.

Please include a CV in English.

Curious to learn more about Klarna and what it’s like to work here? xysqume Explore our career site!

📌 Lead Fullstack Engineer - Javascript (Milano)
🏢 Klarna
📍 Milano