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Frontend Engineer (React, Typescript)
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Offer summary

(Summary generated by AI based on the full job description)

The R&D project for an electronics manufacturer focuses on frontend development with React and TypeScript. Responsibilities include designing advanced UI components, managing application state with Redux, and implementing business logic. Required skills cover Hooks, Context API, SOLID principles, and unit testing. Offered benefits include private healthcare, sports support, training budget, and flexible working hours.

newyou can start ASAP

Frontend Engineer (React, Typescript)

Company: B3 CONSULTING POLAND sp. z o.o.

from: 26 June 2026
to: 26 July 2026
salary not specifiedB2B contract (full-time)
Salary details
basic salary
Offer parameters
level:senior
working mode:remote
Warszawa, Śródmieście
Warszawa, ŚródmieścieAleje Jerozolimskie 44View on map

Requirements

Expected technologies

React.js
TypeScript
Redux
Git

Our requirements

  • Advanced knowledge of React - functional components, Hooks, Context API, lifecycle, performance optimization and component reusability
  • Proficiency in TypeScript - types, interfaces, generics, typing of React components, hooks, Redux actions and API data
  • Strong Redux knowledge - architecture principles, react-redux integration, state immutability, selectors and performance optimization
  • Practical knowledge of Atomic Design and experience implementing complex business logic (asynchronous operations, API integration, error handling, MVC pattern)
  • Experience with unit and integration testing, Git-based version control and Code Reviews; familiarity with SOLID principles and design patterns
  • English B2+
  • Eligibility to work on territory of Poland (citizenship, visa, work permit, etc.)

Optional

  • Experience working in R&D environments, designing non-standard solutions
  • Architectural mindset - ability to advise on architectural decisions, predict consequences of technical choices (scaling, performance, extensibility)
  • Knowledge of end-to-end testing for key use cases

Your responsibilities

  • Frontend development in React & TypeScript - Designing and implementing advanced UI components within a large-scale R&D product, with a focus on architecture, scalability, and performance optimization
  • Application state management & business logic - Building complex application logic beyond UI assembly, including Redux state architecture, asynchronous operations, API integration, and data flow design
  • Code quality & engineering standards - Writing unit and integration tests, applying SOLID principles, participating in Code Reviews, and contributing to architectural decisions in an agile R&D environment

About the project

R&D project with our client - electronics manufacturer

This is how we organize our work

This is how we work

at the client's siteyou focus on a single project at a timeyou have influence on the technological solutions appliedyou develop the code "from scratch"you focus on product developmentyou focus on code maintenanceagilescrum

This is how we work on a project

  • code review
  • Continuous Deployment
  • Continuous Integration
  • documentation
  • issue tracking tools
  • integration tests
  • regression tests
  • testing environments
  • unit tests
Company

Development opportunities we offer

  • substantive support from technological leaders

What we offer

  • Work in a Scandinavian culture built on logic, trust, and open dialogue.
  • Health and sports benefits tailored to your needs.
  • Speed Coaching – short sessions designed to provide new perspectives and solutions.
  • Sports training, an internal team, and opportunities to take part in competitions.

Benefits

  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of foreign language classes
  • sharing the costs of professional training & courses
  • flexible working time
  • integration events
  • corporate sports team
  • corporate library
  • video games at work
  • coffee / tea
  • leisure zone
  • christmas gifts
  • birthday celebration
  • employee referral program
  • charity initiatives

Recruitment stages

  • 1.
    Spotkanie z B3
  • 2.
    Spotkanie z klientem

B3 CONSULTING POLAND sp. z o.o.

Jesteśmy częścią międzynarodowej organizacji notowanej na NASDAQ w Sztokholmie, działającej w 11 krajach. W Polsce mamy pełną autonomię. Sami wybieramy technologie, procesy i sposób pracy, zachowując najwyższe standardy.
Realizujemy różnorodne projekty IT w Polsce i globalnie, w wielu obszarach i technologiach, co pozwala rozwijać kompetencje i zdobywać doświadczenie dopasowane do Twoich ambicji.
Naszą współpracę opieramy na filozofii CARE. Rozumiemy ją jako odpowiedzialny dobór projektów, transparentną współpracę oraz długofalowe podejście do rozwoju.
Frontend Engineer (React, Typescript)
I apply to:
B3 CONSULTING POLAND sp. z o.o.
Warszawa, Śródmieście
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