Senior Backend Engineer: APIs, Cloud & Scale (Hybrid Malmö)

Sinch; Malmö kommun; Hybrid; SEK 750,000 - 1,100,000; Full time

Job summary

Sinch in Malmö is seeking a Backend Developer to join the Messaging Provisioning Engineering team. This hybrid role requires collaboration with product managers and tech leads to deliver scalable backend features, REST APIs, and robust CI/CD pipelines.

You will design and build services in AWS, Docker, and Kubernetes, work with PostgreSQL and MongoDB, and contribute to production readiness through testing and monitoring. English is the corporate language.

Qualifications

• Minimum 5 years of professional software development experience, backend focus.
• Experience designing REST APIs and scalable architectures.
• Proficient with AWS, Docker, and Kubernetes.
• Experience with relational and NoSQL databases (PostgreSQL, MongoDB).
• Ability to work in English and Malmö-based hybrid model.

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.

Skills

Backend development

REST APIs

AWS

Docker

Kubernetes

PostgreSQL

MongoDB

Tools

CI/CD pipelines

Job description

Sinch in Malmö is seeking a Backend Developer to join the Messaging Provisioning Engineering team. This hybrid role requires collaboration with product managers and tech leads to deliver scalable backend features, REST APIs, and robust CI/CD pipelines.

You will design and build services in AWS, Docker, and Kubernetes, work with PostgreSQL and MongoDB, and contribute to production readiness through testing and monitoring. English is the corporate language.