Senior Full-Stack Developer

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

Job summary

Sinch AB in Malmö is seeking a Senior Full-Stack Developer to enhance our messaging network's user experience. You'll employ React, TypeScript, and GraphQL for front-end development while managing backend functionalities with Node.js and AWS services.

This hybrid position enables team collaboration in the office three days a week. Applicants must have a minimum of 5 years experience, strong API design skills, and database competency. Relocation or visa sponsorship is not available for this role.

Qualifications

• Minimum 5 years of professional software development experience, focusing on full-stack web application development.
• Strong, hands-on experience with React, TypeScript, GraphQL, NodeJS.
• Experience designing REST and GraphQL APIs.

Responsibilities

• Develop graphical user interfaces for portals using React, TypeScript, and GraphQL.
• Deploy and maintain services in AWS using Docker and Kubernetes.
• Lead technical discussions and mentor peers to improve engineering standards.

Skills

React

TypeScript

GraphQL

Node.js

AWS

Kubernetes

Docker

Database Design (PostgreSQL, MongoDB)

Job description

ABOUT SINCH

Sinch is pioneering the way the world communicates. More than 150,000 businesses — including Google, Uber, Paypal, Visa, and many others — rely on Sinch’s Customer Communications Cloud to power engaging customer experiences through mobile messaging, voice, and email.

Whether you need to verify users or craft omnichannel campaigns, Sinch makes it easy. Our AI-infused Super Network, APIs, and applications ensure you can connect with your customers reliably and securely, at every step of their journey.

At Sinch we “Dream Big”, “Win Together”, “Keep it simple”, and “Make it Happen”. These values are our foundation!

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.

SALARY

The monthly salary for this position is between 53000 – 65000 SEK. Factors which may affect pay within this range may include skills, education, experience, and other qualifications.