Full Stack Engineer - Principal

CoolPeople Technology; Göteborgs kommun; On-site; SEK 700,000 - 900,000; Full time

Job summary

CoolPeople Technology is seeking a Senior Software Engineer in Sweden to design and develop scalable backend services with TypeScript/NestJS and to deliver rich frontend experiences in React. You will work with GraphQL, automate tests with Jest and Cypress, and contribute to architecture while supporting production deployments.

The role emphasizes quality, automation, and continuous improvement, with opportunities to influence technical directions and governance across teams.

Qualifications

• 10+ years of software development experience
• Experience with architecture design and shaping technical solutions
• Ability to independently design and recommend technical solutions
• Strong focus on quality, automation, and continuous improvement
• Experience deploying and operating applications in production environments

Responsibilities

• Develop backend services using TypeScript and NestJS
• Build frontend functionality with React
• Work with GraphQL APIs
• Create automated tests with Jest and Cypress
• Contribute to architecture and solution design
• Deploy, operate and maintain applications in production
• Collaborate with UX/design teams and stakeholders
• Engage in DevOps activities and deployment pipelines
• Present and demonstrate solutions to wider audiences

Skills

TypeScript

NestJS

React

GraphQL

Jest

Cypress

DevOps mindset

Education

University degree in Software Engineering or Computer Science

Tools

Microsoft Azure

Job description

Senior Software Engineer wanted. Join a team building and operating modern applications in Microsoft Azure, with a strong focus on quality, automation and continuous improvement. You’ll develop backend services with TypeScript and NestJS, build frontend functionality with React, work with GraphQL, and create automated tests using Jest and Cypress. You’ll also contribute to architecture and solution design, deployment, production support and DevOps activities. If you have 10+ years of software development experience and want to have a real impact on technical solutions, get in touch.

• developing backend applications and services using TypeScript and NestJS
• developing frontend functionality using React
• developing and operating applications in Microsoft Azure
• designing technical solutions based on business requirements, user flows, and architecture
• collaborating closely with UX and design teams
• working with GraphQL
• creating automated tests using Jest and Cypress
• deploying applications
• operating and maintaining applications in production
• continuously improving quality, functionality, and cost efficiency
• taking part in rotating DevOps responsibilities within the development team
• presenting and demonstrating solutions to wider audiences
• collaborating with developers, architects, and business stakeholders
• 10+ years of software development experience
• TypeScript
• NestJS
• React
• GraphQL
• Jest
• Cypress
• experience or strong exposure to software/application architecture
• ability to independently recommend and design technical solutions
• DevOps mindset and experience with deployment, operation and maintenance
• ability to present and demonstrate technical solutions
• university degree in Software Engineering, Computer Science or similar

Nice to have

• Swedish language
• automotive industry experience
• microservices
• CI/CD
• experience operating cloud applications in production
• previous Tech Lead / Lead Developer / Architect responsibilities