Senior Full-Stack Developer

Sinch Sweden AB; Malmö kommun; Hybrid; SEK 600,000 - 800,000; Full time

Job summary

Sinch Sweden AB is seeking a Senior Full-Stack Developer to join their team in Malmö. This hybrid role involves working collaboratively from the office for three days a week to enhance their messaging network. You will be utilizing technologies such as React, TypeScript, GraphQL, Node.js, and deploying on AWS with Docker and Kubernetes.

The ideal candidate will have at least 5 years of experience in full-stack web development and be proficient in architecture design, including REST and GraphQL APIs. The position requires strong communication skills and collaboration across teams.

Qualifications

• 5+ years of professional software development experience, focusing on full-stack web applications.
• Hands-on experience with React, TypeScript, GraphQL, and Node.js.
• Strong expertise in designing REST and GraphQL APIs.
• Comfortable operating in AWS and experienced with Kubernetes and Docker.
• Familiarity with both relational and NoSQL databases.

Responsibilities

• Develop graphical user interfaces for portals using React, TypeScript, and GraphQL.
• Build high-quality, maintainable solutions.
• Deploy and maintain services in AWS with Docker and Kubernetes.
• Participate in code reviews and mentor peers.
• Drive features from conception through deployment and iteration.

Skills

React

TypeScript

GraphQL

Node.js

AWS

Kubernetes

Docker

Database design

Job description

DESCRIPTION

We are looking for a Senior Full-Stack Developer to join our team in Malmö. This is a hybrid role, with the team working together from the office three (3) days per week, helping build the experiences that power our messaging network.

You will work with a modern micro-frontend architecture built on React, TypeScript, and GraphQL. On the backend side, we use TypeScript & Node.js to build necessary functionality, and we host our platform on AWS using Kubernetes and Docker.

In this role you will be responsible for:

• Build reliable systems – develop graphical user interfaces for portals, using React, TypeScript, and GraphQL.
• Build high‑quality solutions that are maintainable over the long term.
• Operate in the cloud – deploy and maintain services in AWS, using Docker and Kubernetes.
• Participate in code reviews, lead technical discussions, and mentor peers to help continuously improve our engineering standards.
• Drive features from the initial whiteboard sketch through to deployment, monitoring, and iteration.

REQUIREMENTS

We are looking for an experienced developer who values building systems that scale. You should be comfortable navigating ambiguous problems, communicating clearly, and collaborating across teams.

• Minimum 5 years of professional software development experience, with a strong focus on full‑stack web application development.
• Strong, hands‑on experience with React, TypeScript, GraphQL, NodeJS.
• A pragmatic approach to architecture – you have strong experience designing REST and GraphQL APIs.
• You are comfortable operating in AWS cloud environment and have practical experience with Kubernetes and Docker.
• 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.