Software Engineer_Principal

About this job

Description: Swedium Global is looking for a Principal Full-Stack Developer to Map Tracking Team. We are looking for a Principal Full-Stack Developer with a strong frontend focus and solid AWS experience to join our Map Tracking Team. You will be a key contributor to the user experience of key applications within Customer Connect, working primarily with React and TypeScript. While frontend is your main strength, you will also contribute across the stack by designing and implementing robust APIs and backend services using Amazon Web Services and primarily serverless architecture, ensuring a seamless end to end product. Key Responsibilities: Deploy, operate, and maintain applications, continuously improving quality, functionality, performance, and cost efficiency. Actively contribute to solution design and architecture for new services. Develop full stack features, including API design and backend services in AWS. Ensure high standards for application quality, performance, security, reliability, and cost awareness. Collaborate closely with UX designers, Product Owners, architects, testers, and fellow developers in an agile team. Required Skills: Minimum 10 years of experience in software development. Strong proficiency in React, TypeScript/JavaScript, and modern state management Experience with AWS and cloud native development (including serverless architectures). Strong experience in spec driven development and vibe coding Good knowledge of asynchronous programming, microservices architecture, and cloud services. Experience with test automation frameworks such as Jest, Cypress, JUnit, and Mockito. Experience from mobile or connected applications is a strong advantage. Fluent in spoken and written English.

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Most-requested skills in Sweden

Based on 688 Sweden vacancies that list requirements, these are the skills employers ask for most often.

• Python38% of postings
• CI/CD34% of postings
• AWS30% of postings
• Azure27% of postings
• Agile/Scrum26% of postings
• Java26% of postings
• TypeScript24% of postings
• React21% of postings

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