Senior Backend Developer

Sinch AB; Malmö kommun; Hybrid; SEK 591,480 - 725,400; Full time

Job summary

Sinch AB is seeking a Backend Developer to join our Messaging Provisioning Engineering team in Malmö. This hybrid position requires collaboration with an agile team to design and build scalable systems, APIs, and CI/CD pipelines.

We value hands-on experience with TypeScript, NodeJS, and AWS, alongside a pragmatic approach to software architecture. The salary ranges from 53,000 to 65,000 SEK monthly depending on experience and skills.

Qualifications

• Minimum 5 years of professional software development experience, strong focus on backend development.
• Hands-on experience with TypeScript/JavaScript and NodeJS.
• Familiarity with relational and NoSQL databases (e.g., PostgreSQL, MongoDB).

Responsibilities

• Collaborate closely with Developers, Product Managers, and Tech Leads.
• Build and maintain clean, efficient, and scalable code.
• Own your work end-to-end, proactively identifying and resolving issues.

Skills

TypeScript/JavaScript

NodeJS

AWS cloud environment

Docker

Kubernetes

Database design

Job description

Backend Developer – Messaging Provisioning Engineering

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.

Responsibilities

• 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.

Qualifications

• 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 designing REST APIs.
• Comfortable operating in AWS cloud environment with practical experience with Docker and Kubernetes.
• Familiar with database design and experience with both relational and NoSQL databases (e.g., PostgreSQL, MongoDB).
• Must currently reside in and be eligible for employment in Malmö, Sweden.
• Relocation and visa sponsorship are not available for this role.

Salary

The monthly salary for this position is between 53 000 – 65 000 SEK. Factors which may affect pay within this range may include skills, education, experience, and other qualifications.