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Frontend Engineer

duomo

WarsawHybrid
Employment
Full-time

About the role

Duomo is an app rooted in Christian values, helping people turn Scripture into daily habits and inner peace. We’re building a leading Christian-tech product for people seeking spiritual renewal.

Right now, we’re looking for a Frontend Engineer

What you will be responsible for:

  • Developing and maintaining scalable frontend applications using React, TypeScript, and Next.js;

  • Building and evolving an admin panel for managing content on our product application;

  • Integrating frontend solutions with backend services and REST APIs;

  • Optimizing application performance, reliability, and overall frontend architecture;

  • Writing and maintaining unit, integration, and end-to-end tests;

  • Supporting CI/CD pipelines and frontend engineering best practices;

  • Participating in technical decision-making, code reviews, and improving developer experience.

What you need to succeed in this role:

  • 2+ years of commercial experience with React and TypeScript;

  • Strong understanding of SSR/SSG concepts and hands-on experience with Next.js (or similar frameworks);

  • Experience working with REST APIs, including async flows, error handling, and caching;

  • Hands-on experience with client-side and server-side state management solutions (Redux Toolkit, TanStack Query, or similar);

  • Understanding of frontend performance optimization techniques such as lazy loading, memoization, and code splitting;

  • Experience writing and maintaining unit, integration, and E2E tests using Vitest, Testing Library, and Playwright;

  • Familiarity with CI/CD workflows, Git-based collaboration, and code review practices;

  • Experience with Sentry (or similar monitoring tools) and a solid understanding of frontend architecture principles.

Nice to have:

  • Experience with Node.js (NestJS/Express);

  • Experience with PostgreSQL and ORMs such as Prisma or Drizzle;

  • Basic familiarity with AWS infrastructure;

  • Understanding of web security best practices.

Why Duomo

— You’ll work on a product with a clear mission and real values.
— You’ll help us transition from a content-rich app into a truly connected spiritual platform.
— You’ll be early enough to influence how product is done at Duomo long-term.

What we offer:

— Competitive salary;
— Significant impact on a rapidly growing business and contribution to how it shapes up;
— Ample career opportunities for ambitious growth and development;
— A possibility to attend internal, external courses, seminars and the access to a corporate library;
— Comfortable working environment. We provide all necessary work equipment for your role and serve complimentary breakfasts, lunches, and snacks in the office;
— 20 days of paid vacation, medical insurance and a variety of sports activities available for employees inside and outside the office.

Let's build the next big everything together!

Perks & benefits

  • Medical Insurance
  • Paid Time Off

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