Senior Frontend Engineer (React / TypeScript)

LINKWarszawanofluffjobspublicada em 04/11/2026
Obrigatório:TypeScriptCSSReactTailwindFrontendAISenior

We are looking for an experienced Frontend Engineer to develop and enhance modern, scalable web applications, with a strong focus on performance and user experience.

The role is approximately 80% frontend and 20% backend development. You will build new features, improve existing functionality, and contribute to application architecture, integrations, and database-related tasks.

The ideal candidate is independent, proactive, and comfortable working in a dynamic environment. Experience using AI-assisted development tools such as Claude or GPT is expected, with a strong focus on code quality, security, and maintainability.

Daily tasks

  • Develop and maintain web applications using React and TypeScript.
  • Build reusable UI components and scalable frontend solutions.
  • Implement new features and improve application performance.
  • Contribute to backend development, APIs, integrations, and database-related tasks.
  • Ensure code quality, security, and maintainability.
  • Take ownership of development initiatives and collaborate with technical and business stakeholders.
  • Use AI-powered tools to improve development efficiency while applying sound engineering judgement.

Requirements

  • 6+ years of frontend development experience.
  • Strong knowledge of React, TypeScript, HTML, and CSS.
  • Understanding of application architecture and experience working across the full stack.
  • Backend development experience, preferably with C#/.NET or other object-oriented languages
  • Good understanding of APIs, databases, and application integrations.
  • Experience with AI-assisted coding tools, such as Claude or GPT.
  • Ability to work independently and deliver solutions from concept to production.
  • Strong analytical and communication skills.
  • Degree in Computer Science, Mathematics, Engineering, or a related field.

Nice to Have

  • Experience with AG Grid.
  • Familiarity with large datasets and complex database structures.
  • Experience with enterprise-level applications and CI/CD practices.

Must have: React, TypeScript, HTML, CSS, Claude, GPT, Communication skills, .NET, C#

Nice to have: AG Grid, CI/CD