Вакансії React Developer

TemaBit Fozzy Group is an IT company that develops unique solutions for over 40 businesses. We specialize in web and mobile development and software for managing business processes and infrastructure projects. Our projects consist of the development and support of various software products in the following areas: Logistics, E-com, Big Data, ML, etc.
We are seeking a skilled and experienced Middle React js. developer to join our team. In this role, you will contribute significantly to designing, developing, and maintaining web applications using React js. Your responsibilities will include ensuring the technical feasibility of UI/UX designs, optimizing applications for speed and scalability, and collaborating with cross-functional teams to deliver quality software solutions. The ideal candidate should have a solid understanding of modern web technologies, be passionate about front-end development, and possess strong problem-solving abilities along with good soft skills.

Key Responsibilities:

• contribute to the development of front-end systems using React.js, ensuring code quality, performance, and scalability;
• work closely with cross-functional teams to design and develop web applications;
• participate in the software development lifecycle, from concept to deployment;
• support junior developers, assisting with code reviews, and promoting continuous learning and improvement.

Requirements:

• React.js experience (3+ years): strong proficiency in the React.js ecosystem;
• solid knowledge of JavaScript, including modern ES6+ syntax and features;
• TypeScript Knowledge: Skilled in TypeScript for scalable applications;
• Good experience with modern state management libraries (Redux, Zustand for ex.);
• experience with React ecosystem toolsets like TanStack Query, TanStack Table, React hook form, etc;
• experience with front-end build tools and libraries such as Webpack, Vite, and NPM;
• basic knowledge of monorepo tools such as Turborepo or NX;
• familiarity with RESTful APIs and integrating them into front-end applications;
• knowledge of CSS preprocessors like SASS or PostCSS and frameworks like Tailwind CSS or NextUI;
• experience with testing frameworks like Jest or Vitest;
• familiarity with version control systems, particularly Git;
• understanding of Agile/Scrum methodologies and experience working in an Agile environment.

The current project implies migrating the product from on-premises to AWS Cloud.

If you are

• Strongly proficient in JavaScript, TypeScript, React.js, and Next.js
• Experienced in HTML5, CSS3, SASS/SCSS, and responsive design
• Adept at version control systems such as Git
• Confident in OpenAPI, and JSON Schema
• An expert in RESTful APIs and client-side state management (e.g. Redux, Zustand)
• Versed in AWS Cloud Platform and cloud deployment of Next.js
• Aware of FIGMA, UI/UX principles
• A practitioner of CockroachDB, and PostgresDB
• Skilled in Docker, and CI/CD pipelines
• Familiar with Agile and Scrum methodologies
• Knowledgeable of SEO, accessibility, and performance optimization
• Competent in proper client-side and server-side performance techniques (e.g. asset caching on client-side)
• A sound communicator thriving in daily English communication with the client

And you want to

• Develop application from scratch using React, NextJS on the front-end
• Ensure integration with 3rd party vendors such as Auth0
• Propose and provide PoCs and best technical solution to the client, provide research if necessary
• Deploy cloud-based solutions on AWS, work with AWS infrastructure and CI/CD pipelines
• Set up and follow best coding practices for front-end
• Write technical specifications, and Architecture Decision Records (ADRs)
• Apply principles on how to build high-quality and maintainable to front-end architecture
• Work in an Agile/Scrum environment, collaborating with cross-functional teams
• Ensure high performance, security, and reliability of application
• Participate and influence all phases of product development, including planning, design, implementation, and execution

Необхідно:

• Понад 4 роки досвіду у веброзробці.
• Глибока експертиза у Node.js/Nest.js, React.js та TypeScript..
• Впевнене володіння Next.js та PostgreSQL
• Англійська мова – рівень Upper-Intermediate.

Обовʼязки:

• Розробка нових функцій для основного продукту
• Оптимізація та рефакторинг існуючого коду
• Багфіксинг, технічна підтримка функціоналу
• Комунікація з технічною командою, участь у спринтах

We’re looking for a Middle Frontend Developer (Shopify + React) to join our team!
You’ll be working on a modern e-commerce platform for a telecom company, designed to enhance the management of mobile services for both private and business customers.

Requirements

• 3+ years of experience in frontend development with a focus on React;
• Experience working with Shopify Storefront API (GraphQL);
• Proficiency in JavaScript/TypeScript, HTML5, and CSS3 (SCSS or Tailwind is a plus);
• Strong understanding of SPA architecture and state management;
• Experience with custom Shopify storefronts (e.g., Hydrogen/Remix is a plus);
• Hands-on experience with Git and working in a CI/CD environment;
• Good grasp of software design principles (SOLID, component-based architecture);
• Previous experience working in an Agile/Scrum team;
• English level: Upper-Intermediate or higher (both written and spoken).

Responsibilities

• Develop and maintain a custom Shopify storefront using React and TypeScript;
• Integrate and consume Shopify Storefront API using GraphQL to implement dynamic product, cart, and checkout features;
• Build responsive and high-performance user interfaces following modern UI/UX best practices;
• Work closely with product managers, designers, and backend developers to implement new features and improve the user experience;
• Optimize frontend application performance and maintain scalability;
• Ensure high code quality through code reviews, documentation, and testing;
• Contribute to the architecture and component design of the Shopify e-commerce platform;
• Stay up to date with the latest Shopify and React ecosystem trends and best practices.

We are looking for a Senior or Expert React Native Engineer with strong communication skills in English and a proactive mindset to join our mobile team and help us build the next generation of the Autohero mobile app.
You’ll work on a modern, well-maintained codebase, influence technical decisions, and shape the user experience for thousands of customers across Europe.
AUTO1 Group, Europe's leading digital automotive platform, we are revolutionizing the used car market with our well-known brands Autohero, wirkaufendeinauto.de, and AUTO1.com.

Your new Role

• Design, develop, and maintain features in our React Native app for iOS and Android
• Collaborate with designers, product managers, and backend developers to deliver user value
• Own core parts of the app architecture, ensuring long-term performance and maintainability
• Improve app speed, reliability, and UX through best practices and performance tuning
• Participate in code reviews, architecture discussions, and mentor fellow engineers
• Drive technical decisions and help improve team workflows and mobile engineering culture

Your Skills

• 4+ years of experience with JavaScript/TypeScript
• 3+ years of production experience with React Native
• Solid understanding of mobile development best practices: navigation, animations, performance
• Experience with state management (e.g. Redux, Zustand) and server state handling with React Query
• Familiarity with debugging tools, testing (unit/integration), and mobile release processes
• Bonus: experience with native modules, CI/CD, and app store deployment

On behalf of our Client from France, Mobilunity is looking for a Full-Stack Engineer.
Our client is a table management software and CRM that enables restaurant owners to welcome their customers easily. The app is useful to manage booking requests and register new bookings. You can view all your bookings, day after day, wherever you are and optimize your restaurant’s occupation rate. Our client offers a commission-free booking solution that guarantees freedom above all. New technologies thus become the restaurateurs best allies for saving time and gaining customers while ensuring a direct relationship with them.
Their goal is to become the #1 growth platform for Restaurants. They believe that restaurants have become lifestyle brands, and with forward-thinking digital products, restauranteurs will create the same perfect experience online as they already do offline, resulting in a more valuable, loyalty-led business.

Responsibilities:

• Extend and adapt our PHP/Laravel B2B API adding SNS/SQS event producers and new endpoints for restaurateur back‑office settings
• Build and maintain synchronization workers or Lambdas to forward B2B data into NestJS TypeScript backend
• Collaborate with the Product Manager, Designer and Fullstack Lead to design mobile features: real‑time availability, reservation flows, favorites & filtering
• Implement new screens and services in React Native (Expo) and corresponding endpoints in NestJS
• Write and maintain automated tests (PHP & TypeScript) and participate in peer code reviews
• Troubleshoot production issues, optimize performance and ensure high availability of both B2B and B2C systems
• Contribute to CI/CD configuration and best practices for seamless cross‑team deployments

Requirements:

• 3+ years of professional software development experience
• Strong expertise in PHP and Laravel (v8+)
• Solid SQL skills (MySQL or PostgreSQL) and schema design best practices
• Proficiency in JavaScript/TypeScript, with hands‑on React and/or React Native (Expo) experience
• Familiarity with RESTful APIs, JSON/XML formats and webhooks
• Experience with AWS services, in particular SNS & SQS for event‑driven integrations
• Comfortable working with Git-based workflows (pull requests, CI/CD pipelines)
• Excellent problem-solving skills
• Ability to communicate clearly and effectively both verbally and in writing with internal teams
• Upper-intermediate, close to advance English

Nice to have:

• Prior exposure to NestJS / Node.js backend development
• Knowledge of Docker, container orchestration or IaC (Terraform, CloudFormation)
• Experience publishing and maintaining mobile apps via Expo (App Store & Play Store)
• Familiarity with real‑time data techniques (WebSockets, push notifications)
• Understanding of test‑driven development (unit & integration testing frameworks)
• First experience with AI/LLM integration or recommendation engines

On behalf of our Client from the USA, Mobilunity is looking for a Senior Front-End Engineer.
This company specializes in developing innovative digital solutions for businesses, focusing on modular e-commerce, web performance optimization, and AI-driven retail technologies. They create flexible, API-first architectures that enhance scalability and user experience. Their expertise includes AI-powered recommendations, conversational commerce, and tailored digital experiences across various industries. With a customer-centric approach, they integrate artificial intelligence to drive efficiency and growth.

Responsibilities:

• Collaborate with cross-functional teams (including U.S.-based PMs/sales) to align technical work with client expectations.
• Lead end-to-end development of large-scale projects, including full-site rebuilds and feature enhancements.
• Collaborate with product managers and architects to design and implement scalable front-end solutions aligned with business goals.
• Write clean, reusable code with a focus on performance, testing, and maintainability.
• Optimize applications for speed, scalability, and Core Web Vitals (e.g., LCP, FID, CLS).
• Mentor junior engineers and contribute to architectural discussions around state management, caching, and deployment.
• Troubleshoot and resolve complex technical issues in collaboration with support teams.
• Maintain project documentation and track progress using Jira/Confluence.

Requirements:

• Ability to collaborate effectively with global teams, explain technical concepts to non-technical stakeholders, and participate in client-facing discussions.
• 5+ years of front-end development experience, including 2+ years in a senior role.
• Expertise in React 17+, Next.js, and modern JavaScript/TypeScript.
• Proficiency in REST API integration and performance optimization (CDNs, caching, code splitting).
• Strong knowledge of CSS preprocessors (SASS, LESS) and responsive/mobile-first design.
• Experience with server-side rendering, static site generation, and build tooling (Webpack, Babel).
• Familiarity with CI/CD pipelines, cloud platforms (AWS, Vercel), and testing frameworks.
• Solid understanding of e-commerce concepts and analytics tools (Google Analytics, GTM).
• Level of English – Upper-Intermediate and higher.

Nice to have:

• Experience with Shopify (custom apps, Hydrogen framework, OAuth flows) or other e-commerce platforms (SFCC, BigCommerce).
• Knowledge of utility-first CSS (Tailwind) and modern state management (Redux, Zustand).
• Exposure to headless CMS, composable commerce, or authentication solutions (NextAuth.js).
• Familiarity with Next.js App Router, React Server Components, or edge computing.

As a Senior Frontend Engineer (React), you are passionate about experience innovation and eager to push the boundaries of what’s possible. You bring 5+years of experience, a growth mindset and a drive to make a lasting impact.
You will thrive in this role if you are:

• A curious problem solver who challenges the status quo
• A collaborator who values teamwork and knowledge-sharing
• Excited by the intersection of technology, creativity and data
• Experienced in Agile methodologies and consulting (a plus)

Role responsibilities

As a Senior Frontend Consultant within our organization, you will be a part of the team building e-commerce solutions for our clients who need to handle the daily challenges of scaling, resilience, and performance.
You will work in an agile way in cross-functional global teams to deliver exceptional user experiences. You will develop innovative approaches for displaying rich datasets to users in an easy-to-use, intuitive way. You will be expected to develop features, take part in the estimation process, conduct the code reviews and assist less senior developers.
As Consultant, you are expected to develop expertise both in technology and the means to communicate complex concepts and rationale to non-techies. We’ll encourage and support this with frequent opportunities to share ideas internally.

Must have qualifications

To be considered for this role, you must meet the following essential qualifications:

• Expertise in HTML5/CSS3, including preprocessors like LESS/SASS, and methodologies such as BEM.
• 5+ years experience with React.js 
• Strong experience with Next.js.
• Proficiency in JavaScript (ES5+) and TypeScript.
• Hands-on experience consuming REST APIs.
• Knowledge of Git and version control systems.
• Understanding of accessibility standards and best practices.
• Awareness of SEO standards and how they apply to front-end development.
• Familiarity with unit testing and related testing frameworks.
• Proven ability to work effectively in Agile and Scrum methodologies within cross-functional teams.
• Strong communication, collaboration, and time management skills with a high sense of accountability.
• Advanced level of English proficiency

Nice to have qualifications

• Experience working with Azure cloud services.
• Exposure to Node.js development.
• Familiarity with Commercetools or other headless commerce platforms.

IT Craft is looking for a talented React Native developer to join the team working on a new part of the system – the Mobile Application.

Requirements:

• At least 4 years of commercial experience, including:
  • 2 years of experience with React;
  • 2 years of experience with React Native.
• Strong knowledge of JavaScript, TypeScript;
• Understanding of REST, WebSocket, design patterns, mobile-specific features, performance optimization, and app publishing;
• Experience with React Navigation, Redux/MobX, React Query/RTK Query/SWR, Reanimated, Gesture Handler, Victory Native;
• Good understanding of Git, Jira, Bitbucket;
• Commercial experience with Agile methodologies;
• At least an Intermediate level of English.

Will be a plus:

• Experience in native development for Android/iOS;
• Experience in writing native modules;
• Experience with Angular.