Senior Backend Developer

Sinch Sweden AB; Malmö kommun; Hybrid; SEK 554,139 - 831,209; Full time

Job summary

Sinch Sweden AB is seeking a skilled Backend Developer to join their Messaging Provisioning Engineering team in Malmö. This hybrid role requires collaboration three days a week from the office, embracing an agile and cross-functional team environment.

The ideal candidate should have at least five years of backend development experience, proficient in TypeScript and NodeJS, with familiarity in AWS, Docker, and Kubernetes. Responsibilities include building scalable systems and enhancing engineering practices.

Qualifications

• Minimum 5 years of professional software development experience with a strong focus on backend development.
• Pragmatic approach to architecture with broad experience in designing REST APIs.
• Familiarity with database design, including relational and NoSQL databases such as PostgreSQL and MongoDB.

Responsibilities

• Design and build new features, APIs, and CI/CD pipelines from scratch.
• Collaborate closely with Developers, Product Managers, and Tech Leads.
• Own your work end-to-end and resolve issues proactively.

Skills

TypeScript/JavaScript

NodeJS

AWS cloud environment

Docker

Kubernetes

REST API design

Job description

DESCRIPTION

Join our Messaging Provisioning Engineering team as a Backend Developer in Malmö. This is a hybrid role, with the team working together from the office three (3) days per week. You’ll collaborate in an agile, cross‑functional environment to turn user stories into testable, maintainable systems that run at scale.

It’s a hands‑on role where you will design and build new features, APIs, and CI/CD pipelines from scratch. You will help raise the bar on engineering practices like test‑driven development, designing performance, and building self‑healing systems.

• Collaborate closely with Developers, Product Managers and Tech Leads to translate product needs into effective, high‑quality technical solutions.
• Build and maintain clean, efficient, and scalable code that enhances system performance and user experience.
• Own your work end‑to‑end - proactively identify and resolve issues and take responsibility for monitoring and maintaining your software in production.
• Participate actively in code reviews and share your knowledge to help elevate team standards.
• Take initiative to lead projects or features, driving them from early concept through to successful delivery.

REQUIREMENTS

• Minimum 5 years of professional software development experience, with a strong focus on backend development.
• Strong, hands‑on experience with TypeScript/JavaScript and NodeJS.
• A pragmatic approach to architecture and broad experience of designing REST APIs.
• You are comfortable operating in AWS cloud environment and have practical experience with Docker and Kubernetes.
• You are familiar with database design and have worked with both relational and NoSQL databases (e.g., PostgreSQL, MongoDB).

Our corporate language is English, please submit your application in English.

Must currently reside in and be eligible for employment in Malmö, Sweden.

Relocation and visa sponsorship are not available for this role.