Senior Fullstack Developer (Frontend-Focused)
Avaron AB / Datajobb / Stockholm
2026-03-05
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Botkyrka eller i
hela Sverige About the Company
Avaron AB is a growing consultancy that matches your expertise with the market's most interesting assignments, offering a platform where your professional development is central.
About the Assignment
You will join a cross-functional team building a new e-commerce platform in the telecom industry. The role is a senior fullstack position with a clear frontend focus, where you'll take strong ownership for delivery and help raise technical quality and team maturity. This is not a formal lead role, but you are expected to naturally support the team through collaboration, sound engineering decisions, and a long-term mindset.
The environment is modern and frontend-driven, with close collaboration towards Java-based services and an API-driven architecture. The team also uses AI tools throughout the development lifecycle (including GitHub Copilot) and is exploring spec-driven ways of working to improve delivery and quality.
Job DescriptionDevelop and evolve frontend solutions using React and Next.js
Work in an API-driven setup with a solid understanding of integrations and system contracts
Ensure high code quality, maintainability, and performance
Participate actively in technical discussions and design decisions
Support other developers through code reviews, mentoring, and knowledge sharing
Contribute to continuous improvement of delivery practices and ways of working
Use AI-assisted development tools pragmatically to enhance productivity and code quality
RequirementsSeveral years of experience developing complex, data-intensive web applications
Deep expertise in React, Next.js, and TypeScript
Experience working fullstack in API-driven environments
Strong understanding of frontend-backend interaction and integrations
Comfortable collaborating with Java-based services (not as a backend specialist)
Experience working in agile, cross-functional teams
Experience contributing through code reviews and technical mentoring
Experience building e-commerce solutions within telecom
Fluent Swedish and fluent English
Nice to haveExperience with headless CMS (e.g., Contentful)
Experience integrating with standardized CRM platforms
Experience working in larger organizations with established architecture functions
Experience with monorepo setups (e.g., Turborepo, pnpm)
Experience with CI/CD via GitHub Actions and CircleCI
Experience with testing using Jest, React Testing Library, and Playwright
Familiarity with Tailwind CSS and/or Emotion
Application
Selections are made on an ongoing basis, so we recommend that you apply as soon as possible.
Så ansöker du Sista dag att ansöka är 2026-03-10
Klicka på denna länk för att göra din ansökan Arbetsgivarens referens Arbetsgivarens referens för detta jobb är "teamtailor-7335774-1875543".
Omfattning Detta är ett heltidsjobb.
Arbetsgivare Avaron AB (org.nr 559175-4279),
https://jobs.avaron.se Centralplan 15 (
visa karta)
111 20 STOCKHOLM
Jobbnummer 9778907