Jobs React.js

Location: Remote (EU candidates only)

About the Project

We are looking for an experienced Strong Middle / Senior Frontend Developer to join a high-traffic e-commerce project. The role focuses on building scalable, high-performance web applications with a strong emphasis on accessibility, performance, and user experience.
 

Must-have Skills

• 7+ years of commercial experience with React
• Strong expertise in TypeScript
• Hands-on experience with Next.js
• Experience writing and maintaining automated tests
• Good understanding of WCAG (Web Content Accessibility Guidelines)
• Experience optimizing Core Web Vitals
• Proven experience working on high-traffic e-commerce applications
• English level B2+ or higher

Pixel mindIT is an innovative IT company specializing in software development, web applications, and mobile apps. We bring together a team of professionals who work with the latest technologies. You’ll find a creative approach to solving complex challenges, efficient project management, and a continuous improvement process with us.

Requirements:

- knowledge JavaScript/TypeScript
- еxperience in developing on React.js;
- knowledge of Next.js would be an advantage

- familiarity with Redux/React Redux

- proficient in using Git.
- English level: B1 or higher.
 

What We Offer:
- Flexible working hours.
- A friendly and welcoming work environment in a comfortable office.
- Official employment with a competitive salary based on your experience and skills.
- An exciting opportunity to contribute to innovative projects.

We are looking for a motivated and enthusiastic Junior Specialist to join our team. This is an excellent opportunity for someone who is eager to learn, develop new skills, and gain hands-on experience in a professional environment

Candidates from Warsaw, Poland only

What you will do

• Develop and maintain web and mobile applications
• Implement new features and functionality based on product requirements
• Write clean, maintainable, and scalable TypeScript code
• Optimize application performance, responsiveness, and user experience
• Participate in code reviews and follow development best practices
• Troubleshoot, debug, and resolve technical issues
   

Requirements

• Strong experience with React and TypeScript
• Solid understanding of modern JavaScript (ES6+)
• Experience with component-based architecture, hooks, and state management
• Familiarity with REST APIs and backend integration patterns
• Experience with Git and collaborative development workflows
• Strong attention to detail and commitment to writing high-quality code
• Sense of ownership and responsibility for delivered tasks
• Proactive, reliable, and able to work independently when needed
• English level: B1 or higher (ability to read documentation and communicate within a team)

Additional information

• React Native experience is a plus
• Use of AI tools (e.g., Claude, Kiro, MCP) is welcome and encouraged for productivity
• Candidates should be able to explain, reason about, and write code independently, not solely rely on AI-generated solutions

Learned JavaScript and React and looking for a job?

We offer you a free 3-month internship at our company, where you will gain experience and the position of Junior React Developer.

Requirements:

- Medium level of knowledge of JavaScript

- Medium level of knowledge of React

- English: upper-intermediate ( speak/read/write)

How to become an intern?

A person who wants to become an intern in our company must have a medium level of theoretical knowledge of JavaScript and React, as well as the availability of term papers or projects that were developed at home for training purposes.

Only for ukrainians

We are looking for a Senior Frontend Engineer to join our client's engineering team in a long-term, fully remote engagement. This is a full-time opportunity for an experienced and independent engineer who enjoys taking ownership, solving complex frontend challenges, and building high-quality user experiences with modern React technologies.

This role is ideal for someone who thrives in a fast-paced environment, is comfortable working autonomously, enjoys researching and solving problems independently, and embraces AI tools while maintaining a strong understanding of the underlying technologies.

Key Responsibilities:

• Design, develop, and maintain scalable frontend applications using React and TypeScript
• Build intuitive, responsive, and high-performance user interfaces
• Manage complex application state using Redux
• Develop reusable UI components with Material UI and MUI X
• Take ownership of frontend architecture, technical decisions, and code quality
• Collaborate closely with product managers, designers, and backend engineers to deliver new features
• Conduct independent research to evaluate technical solutions and recommend best practices
• Leverage AI tools to improve development workflows while maintaining a deep understanding of the underlying implementation
• Contribute to code reviews and continuous improvement initiatives

Requirements:

• 5–7 years of commercial frontend development experience
• Strong hands-on experience with React, TypeScript, and Redux
• Solid experience building applications with Material UI and MUI X
• Ability to work independently with minimal supervision and take ownership of deliverables
• Strong analytical and problem-solving skills with the ability to perform independent technical research
• Comfortable incorporating AI tools into daily development workflows while understanding how the technology works behind the scenes

• Excellent communication skills and fluent English, both written and spoken

   

Nice to Have:

• Experience working in startup or scale-up environments

What We Offer:

• Fully remote, long-term opportunity
• High level of ownership and autonomy
• Collaborative engineering culture with experienced teammates
• Interesting product challenges using modern frontend technologies
• Opportunity to work in an AI-driven engineering environment
• Competitive monthly compensation based on experience and expertise

How to Apply:

Send us a short intro about yourself and your relevant experience - and tell us your favourite ice cream flavour (ours is cherry🍒)

The platform is a long-established, business-critical application built using Objective-J and the Cappuccino Framework. The next phase of the programme is focused on gradually migrating the frontend to React.

The client isn’t expecting someone who’s spent the last five years writing Objective-J. They’re looking for a strong React engineer who is comfortable understanding an existing Objective-J/Cappuccino codebase, making changes where required, and helping drive the migration to React over time.
 

What you’ll need:

• Strong commercial experience with React
• Excellent JavaScript / TypeScript skills
• Experience working on large enterprise or legacy applications
• Experience modernising or migrating legacy systems
• Exposure to Objective-J, Cappuccino or similar legacy frontend technologies 

Employment type: gig-contract (Diia City)
Working hours: 40 hours/week
Paid vacation: 18 working days per year
Sick leave: up to 5 paid days per year
Public holidays: 7 paid national holidays

The product we are working on is one of TOP-3 navigation systems, complex web-services and other solutions related to it. The web and mobile apps handle information at massive scale and extend well beyond the search giving people and companies a lot of new useful options.

Responsibilities:

• Analyzing requirements for new product features and services
• Hands-on development based on the requirements
• Covering the code with unit tests
• Improving existing software and fixing bugs
• Creating and maintaining code documentation

• Communicating with stakeholders and distributed teams of the product

   

Requirements:

• 4-5 years of hands-on work experience as a Fullstack/Frontend developer
• Hands-on experience in implementing pixel-perfect designs over HTML/CSS
• Strong JavaScript and TypeScript skills
• Hands-on experience with more than one leading frontend framework (our focus is React but it’s preferred you also have experience with either Angular, Vue, Ember.js, Polymer etc)
• Strong hands-on skill with frontend toolkits (Gulp, Webpack, Karma, Jasmine etc.)
• Experience with distributed version control systems (Git, Mercurial, Fossil, etc.)
• Upper-Intermediate English skills, or higher (both written and spoken)
• Experience in working in a linux based server environment
• Ability to learn new technologies

• Passion for products and users

   

Nice to have:

• Experience with at least one dynamic language implementation of a backend technology (Node.JS, Python, Ruby)
• Experience with compiled, statically typed server technologies (Java, Go)
• Experience in ES6, TypeScript, CoffeeScript, React, Redux.
• Experience with building, maintaining and optimizing responsive web apps
• Hands-on experience in cloud technologies
• Experience developing high load/high traffic user-facing software
• Hands-on experience in writing unit-tests
• Solid linux/unix skills
• Experience with mobile-specific sites, and mobile-web/native app integrations
• Experience in setup and continuous improvement of dev environment
• Experience in setup and continuous improvement of a multi-stage production environment
• Experience working on a distributed team (not all in one physical location)

• Open source contributions

   

We offer:

• Opportunities to develop in various areas;
• Compensation package (20 paid vacation days, paid sick leaves);
• Flexible working hours;
• Medical Insurance;
• English courses with a native speaker, yoga (zoom);
• Paid tech training and other activities for professional growth;
• Hybrid work mode (∼3 days in the office);
• International business trips
• Comfortable office.

Insiders is a fast-growing IT company which employs about 200 people. Our company focused on providing innovative digital services and cutting-edge technologies to solve complex business challenges.

We are located in Lviv and currently work in an office format. For candidates from other cities, we offer relocation (an apartment located near the office, this option is free).

What we expect from the candidate:

- Experience in building responsive user interfaces and designs using HTML/CSS.
- Solid knowledge of JavaScript and React/Next.js.
- Understanding of the latest trends and best practices in front-end development.
- Ability to use dev tools, debugger and package managers (npm, yarn).
- Basic understanding of REST principles.
- Experience with Git.
- Knowledge of how to effectively use GitHub during teamwork.

what we offer:

- free study in our Corporate English Academy

- growth and development opportunities for young developers even if you have no commercial experience

- regular salary review (after the completion of each contract)

- provision of Apple equipment

- comfortable office with all amenities not far from the center (uninterrupted internet, generator, tea and coffee, pastries).

- timely payment of salaries.

- corporate events, teambuildings, etc.

- working on projects side by side with Senior developers, which will give you the opportunity to learn and develop.

Шукаємо Frontend-розробника (React / React Native / Node.js), який готовий виходити за рамки звичного, рости швидко і при цьому отримувати підтримку від крутої команди.

TenThousand - це інженерна компанія, яка співпрацює з великими корпораціями зі США та Європи. Серед наших клієнтів - банки, FinTech-компанії та логістичні сервіси. Ми спеціалізуємось на вирішенні складних технічних задач: беремося за проєкти з високими ризиками або застарілою архітектурою і перетворюємо їх на надійні, масштабовані та стабільні системи.

Кому підійде ця можливість:

• Ти студент або випускник із хорошою технічною базою, але ще без комерційного досвіду.
• Хочеш працювати не з типовими навчальними задачами, а з реальними викликами.
• Цікавишся складними архітектурами та High-Load системами.

• Готовий постійно розвиватися, вивчати нове та брати відповідальність за результат.

   

Необхідні технічні навички:

• Languages: JavaScript + TypeScript
• Front-end: React + Redux.

• Англійська: Рівень В1 або вище.

   

Які soft skills важливі:

Ми формуємо команду майбутніх інженерних лідерів, тому цінуємо людей, які:

• Вміють ефективно комунікувати та не бояться ставити запитання.
• Готові до відкритого спілкування (дзвінки, обговорення рішень).
• Доводять задачі до кінцевого результату.

Що ми пропонуємо:

• Перегляд зарплати кожні 6 місяців.
• Цікаві проєкти, підтримку команди та швидке професійне зростання.

• Відсутність мікроменеджменту — твій дохід залежить від цінності, яку ти створюєш.

   

Локація:

Компанія покриває витрати на переїзд до Києва для роботи в офісі.

Якщо тобі важливий розвиток і можливість реально впливати на продукт — будемо раді знайомству!

Шукаємо Frontend-розробника (React / React Native / Node.js), який готовий виходити за рамки звичного, рости швидко і при цьому отримувати підтримку від крутої команди.

TenThousand — це інженерна компанія, яка співпрацює з великими корпораціями зі США та Європи. Серед наших клієнтів — банки, FinTech-компанії та логістичні сервіси. Ми спеціалізуємось на вирішенні складних технічних задач: беремося за проєкти з високими ризиками або застарілою архітектурою і перетворюємо їх на надійні, масштабовані та стабільні системи.

Кому підійде ця можливість:

• Ти студент або випускник із хорошою технічною базою, але ще без комерційного досвіду.
• Хочеш працювати не з типовими навчальними задачами, а з реальними викликами.
• Цікавишся складними архітектурами та High-Load системами.

• Готовий постійно розвиватися, вивчати нове та брати відповідальність за результат.

   

Необхідні технічні навички:

• Languages: JavaScript + TypeScript
• Front-end: React + Redux.
• Англійська: Рівень В1 або вище.

Які soft skills важливі:

Ми формуємо команду майбутніх інженерних лідерів, тому цінуємо людей, які:

• Вміють ефективно комунікувати та не бояться ставити запитання.
• Готові до відкритого спілкування (дзвінки, обговорення рішень).
• Доводять задачі до кінцевого результату.

Що ми пропонуємо:

• Перегляд зарплати кожні 6 місяців.
• Цікаві проєкти, підтримку команди та швидке професійне зростання.
• Відсутність мікроменеджменту — твій дохід залежить від цінності, яку ти створюєш.

Локація:

Компанія покриває витрати на переїзд до Києва для роботи в офісі.

Якщо тобі важливий розвиток і можливість реально впливати на продукт — будемо раді знайомству!

Ми розробляємо automation‑платформу для продавців Amazon (аналітика, інтеграції, управління бізнес‑процесами).

Необхідні знання та навички

— 1+ рік комерційного досвіду з React.js
— комерційний досвід розробки SPA на React
— впевнене володіння TypeScript
— практичний досвід роботи з React Hooks
— досвід роботи зі state‑менеджментом Redux Toolkit, Zustand, MobX
— досвід інтеграцій з REST API, GraphQL
— досвід роботи з авторизацією JWT, OAuth на frontend
— впевнене володіння HTML5, CSS3, SCSS, адаптивна верстка
— досвід оптимізації продуктивності lazy loading, code splitting, оптимізація рендерингу
— досвід роботи зі збірниками Vite, Webpack
— досвід написання unit tests, e2e tests Jest, React Testing Library, Cypress
— розуміння принципів frontend‑архітектури
— досвід роботи з Docker, CI/CD, Git
— англійська B2 

Ми пропонуємо

— роботу над SaaS‑продуктом у сфері e‑commerce
— участь у прийнятті технічних рішень
— віддалений формат

Розгляд CV здійснюється з урахуванням відповідності вимогам вакансії.
Компанія може уточнювати або запитувати підтвердження заявлених компетенцій.

Position name: Senior React Native developer
Level: Senior Only
Hard skills requirements (including years):

• A minimum of 6 years developing React Native applications.
• Experience with Expo, Expo Router, Tamagui UI Toolkit, Zustand/Tanstack Query for state management

Soft skills requirements:

• Ability to work independently and collaboratively in a team environment.
• Excellent problem-solving skills and attention to detail.

Office/Remote: Remote
Project tasks:

• Pixel-perfect replication: Replicate the Lovable mobile site exactly. Every hex code, shadow, and frosted-glass effect must match the high-end web design 1:1. We do not compromise on design quality.
• AI-Streamlined Porting: Leverage Claude/LLMs to "convert" our React web logic and Supabase calls into high-performance React Native code to maintain startup speed.
• High-end Performance : Implement a vertical video feed using FlashList and the New Architecture to ensure 60-120fps scrolling with zero "jank."

English level: Upper

Requirements:

- html/css, javascript, react, git, intermediate english level

Nice to have:

- redux, typescript, graphql, react hooks, nodejs

Responsibilities:

- Collaboration with designers and product management and other developers

- Development of the new features

- Support and fix the bugs of the existing application

- Cover the features with the tests

- Adhere to code standards and best practices

We offer:

- Remote work

- Flexible working hours and adjustable work/life balance

- Communication with customer and team in English

- Annual performance appraisals

- Projects that use advanced, cutting-edge technologies

It's mandatory to have a beautiful code on GitHub to get to the interview. During the 30 minutes interview there will be: introduction, english check, tech questions and live-coding.

Про компанію AxelsFor startups in Europe and the USA that are
- not satisfied with their developers or find it risky to work with freelancers
- find it difficult and expensive to hire on a local market
- find it challenging to manage their development team

Axels helps to find Ukrainian talent with React / Vue.js / Angular / Node.js focus and organize remote easy-to-manage development process.

Axels differ from others due to
- a friendly team, mentorship
- focus on specific trendy technologies
- approach with following strict development standards
- quick recruitment process.