Senior React & React Native Frontend Engineer — Remote

HeadHR; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Attractive salary and bonus system

Possibility of remote work and flex.

Private medical care and lifeinsurance

Access to latest technologies and tool

Budget for training, conferences, and

Friendly and international environment

Modern offices in convenient locations

Job summary

HeadHR in Warsaw is seeking a skilled Frontend Engineer to design and implement sophisticated user interfaces with React and React Native. You will collaborate with backend teams, UX/UI designers, and product owners to deliver scalable, high-quality web and mobile applications.

The role requires strong knowledge of JavaScript, HTML5, CSS3, and modern state management. You will work in an international, flexible environment with the option of remote work and ongoing professional development.

Qualifications

• Minimum 5 years of experience in creating web applications using React.
• Minimum 3 years of experience in creating mobile applications using React Native.
• Excellent knowledge of JavaScript (ES6+), HTML5, and CSS3.
• Experience with Redux or other state management tools.
• Familiarity with CI/CD tools and experience working with version control systems (Git).
• Ability to write unit and integration tests (Jest, Enzyme, Testing Library).
• Experience with integrating RESTful APIs and GraphQL.
• Knowledge of best practices related to frontend application security.
• Ability to work in agile methodologies (Agile, Scrum).
• Very good communication and interpersonal skills.
• Fluent in English (minimum B2 level).

Responsibilities

• Designing and implementing advanced user interfaces using React and React Native
• Creating and maintaining reusable components and frontend libraries
• Close collaboration with backend teams, UX/UI designers, and product owners to deliver high-quality solutions
• Optimizing applications for performance and scalability
• Conducting code reviews and mentoring junior team members
• Participating in planning system architecture and technology selection

Skills

React

React Native

JavaScript (ES6+)

HTML5

CSS3

Redux

CI/CD

Git

Testing (Jest/Enzyme)

RESTful APIs/GraphQL

Frontend security

Agile/Scrum

English (B2)

Tools

TypeScript

Lighthouse

Sentry

Vue.js

Angular

Job description

HeadHR in Warsaw is seeking a skilled Frontend Engineer to design and implement sophisticated user interfaces with React and React Native. You will collaborate with backend teams, UX/UI designers, and product owners to deliver scalable, high-quality web and mobile applications.

The role requires strong knowledge of JavaScript, HTML5, CSS3, and modern state management. You will work in an international, flexible environment with the option of remote work and ongoing professional development.