Вакансии React Developer

Impressit is looking for a highly skilled Senior/Lead React Engineer for our British customer - one of the world's largest oil and gas companies. An exceptional Senior React and UI Engineer to join our dynamic team, contributing to developing and enhancing our cutting-edge web applications. The ideal candidate will possess extensive experience in frontend development, particularly with React, and will collaborate closely with designers, backend developers, and product managers to deliver seamless, high-performance user interfaces. As a Senior React and UI Engineer, you will be instrumental in driving the evolution of our UI architecture, ensuring our applications are intuitive, responsive, and visually appealing.

What you will do:

• Lead the development of sophisticated, high-quality web applications using React and related technologies.
• UI/UX Collaboration: Work closely with UX/UI designers to translate design prototypes into functional, user-friendly interfaces.
• Optimize web applications for maximum speed and scalability, ensuring a smooth user experience across devices.
• Maintain high code quality standards through code reviews, unit testing, and adherence to best practices in frontend development.
• Design and implement reusable UI components and libraries to streamline development and ensure project consistency.
• Expertly manage application state using modern state management libraries (e.g., Redux, Context API).
• Cross-Functional Collaboration: Collaborate effectively with backend developers to integrate frontend components with server-side logic and APIs.
• Stay up-to-date with the latest industry trends, technologies, and best practices, and proactively apply this knowledge to improve our development processes and UI architecture.
• Participate in Agile ceremonies and contribute to sprint planning, backlog grooming, and daily stand-ups to ensure the timely delivery of high-quality features.
• Mentorship and Leadership: Mentor junior developers, providing guidance and fostering a culture of continuous learning and improvement.

What we expect:

• 5+ years of hands-on experience as a Frontend Engineer;
• Extensive React Experience: Demonstrable expertise in building complex web applications with React, including hooks, context, and functional components;
• Proficient in JavaScript (ES6+), with a deep understanding of modern JavaScript frameworks and libraries;
• Proficiency with HTML/CSS: Advanced skills in HTML5, CSS3, and pre-processors like SASS/LESS;
• Version Control and CI/CD: Experience with GIT for version control and setting up CI/CD pipelines for automated testing and deployment;
• Familiarity with Design Systems: Experience working with design systems and component libraries such as Material-UI, Ant Design, or Bootstrap;
• Web Performance and Security: Knowledge of web performance optimization techniques and security best practices;
• Excellent Communication Skills: Ability to clearly articulate technical concepts and collaborate effectively with cross-functional teams;
• Upper-intermediate or a higher level of English;
• Bachelor’s Degree in Computer Science or Related Field: Preferred but not required, with equivalent work experience considered.

We’re growing and looking for a strong and passionate team leader to lead a full stack team of experienced engineers.
The Team Leader leads a big team of Backend, Frontend, QA, and automation engineers, that together build and deliver the main product of Blend. The team leader is responsible for his team’s growth, its business domains, and its architecture, design, development, and delivery at its best.
The best candidate has a deep web infrastructure understanding, along with managing the delivery of the scrum team, making sure it delivers in high quality and high standards.
The main challenge here is to maintain a monolith written in PHP and break it into microservices in Node.js (We already started, it’s not just a promise!).

Responsibilities:

• You will be in charge of product development and delivery according to high standards of R&D and product requirement.
• You will solve technical and architectural challenges, but with a chance to challenge product and marketing teams as your colleagues.
• You’ll mentor your team members of all kinds: Backend, Frontend, QA, Automation.
• You’ll influence our Infrastructure, CI/CD procedures, the new architecture of Microservices, and the new client-side in React.
• You’ll be in charge of your team’s business domains E2E – from the requirement phase to Production monitoring.
• You’ll lead team members from other countries as well, some are off-shore employees.

Requirements:

• 5+ years of hands-on experience with OO languages (PHP preferred, NodeJS would be perfect, but most of the rest will be acceptable too);
• At least 1 year of experience in Frontend side such as React/Angular – advantage;
• 3+ years of Full stack Team leading – including leading Backend, Frontend QA in the team;
• Experience in managing offshore team members – advantage;
• Experience using Docker/Docker Compose, Jenkins, ELK, AWS (basic), ORM frameworks;
• Experienced with Agile (Scrum) and CI/CD methodologies (using Jenkins and Bit Bucket);
• High-load Web systems design and implementation;
• Microservices design and development, including an understanding of a monolith system and defining the integration with it;
• Experience with the TDD approach;
• Understanding of Web application design and the world’s best practices;
• Strong problem-solving and communication skills and ability to work with other teams such as product, marketing, and support;
• MySQL/MongoDB/Redis and Queues (RabbitMQ/Kafka, SQS) good practical usage skills;
• Great writing and speaking English skills.

We are looking for a Full Stack Developer with enthusiasm for cloud technologies and superior-quality software development.
At Avanio we offer a diverse range of cloud and software-related positions which can be tailored according to your skills and wishes. Here you’ll have the opportunity to boost your career and grow your expertise in the software and cloud business.

What we expect from you:

• 1-3 years of experience of the following technologies:
  • C#;
  • NET MVC;
  • Sitecore;
  • ReactJS;
  • HTML5;
• The following are considered an advantage:
  • Experience in finance software, payments software or e-commerce software;
  • Interest in Azure Cloud.

У команду SINOPTIK.ua шукаємо Full Stack Developer (Python, React, TypeScript), якому цікаво працювати над розробленням нового функціоналу для погодного сайту №1 в Україні.
Найближчим часом плануємо наповнювати сайт новим контентом (індекс якості повітря, штормові попередження, алергопрогноз) та реалізувати сервіс сповіщень, аби ви вчасно отримували корисну інформацію щодо зміни погодних умов.

Наш стек:
Python 3.10+;
Asyncio;
Aiohttp;
MySQL/SQLite;
Redis;
Elasticsearch;
TypeScript;
React 17 (hooks only);
Redux;
SSR.

Чим будете займатися:

• Розробленням нового та покращенням поточного функціонала сайтів SINOPTIK.
• Розробленням десктопних і мобільних інтерфейсів сайтів SINOPTIK.
• Розробленням Weather Notification Services.
• Розвитком Weather Forecast Service для публікації нових видів контенту.

Ми очікуємо, що у Вас:

• Досконале володіння мовою програмування Python 3.
• Досвід розробки з використанням Python 3.8+.
• Досвід використання SQL сховищ даних (SQLite/MySQL/PostgreSQL/...).
• Досвід використання NoSQL сховищ даних (Redis/MongoDB/...).
• Досвід асинхронного програмування (async/await/tasks).
• Досвід використання aiohttp.
• Досвід імплементації REST-like API.
• Розуміння та досвід застосування мікросервісної архітектури.
• Розуміння концептів та особливостей Web-розробки.
• Досконалі знання сучасних стандартів JavaScript, а також TypeScript.
• Досвід розроблення складних SPA з використанням стеку React та Redux/MobX.
• Досвід створення семантичної та адаптивної верстки з використанням сучасних підходів.

Requirements:

• Over five years’ experience as a full-stack developer (mandatory);
• Strong proficiency with JavaScript/ES6, Node.js, React.js and associated dependencies e.g. Redux, Webpack, Babel, Express;
• Tools and processes common to agile development teams (Jira, Github, Gitflow, Slack);
• Integration with RESTful APIs;
• Application logging and monitoring;
• A comprehensive understanding of web performance optimization considerations and techniques;
• An understanding of the principles and practices of Continuous Delivery.

Advantages:

• Good understanding of security and data protection considerations (e.g. CORS, authentication, JWT, OAuth);
• Work experience as part of a Scrum-based Agile team, working closely with designers, business users, architects, back-end and front-end developers.

About a project:

• UK company.
• Travel Tourism Hospitality.
• Greenfield product.

Weblium – це SaaS платформа, конструктор сайтів, на якій будь-який користувач може зібрати собі сайт із блоків. Це український продукт, над яким ми працюємо вже 5 років.

Необхідні навички:

• Від 2-х років досвіду роботи у розробці.
• Глибокі знання JavaScript (ES2015-2022).
• Відмінне володіння React, Redux.
• Розуміння Webpack, Babel.
• Розуміння REST API's, WebSocket.
• Розуміння принципів будування великих клієнтських додатків.

Обов'язки:

• Розробка нових фіч продукту, підтримка існуючих.
• Розвиток та покращення нашого продукту.
• Проєктування архітектури для нових компонентів.

Required Qualifications:

• Extensive experience with JavaScript, HTML, HTML5, XHTML, CSS;
• Commercial experience in software engineering (using React.js) from one year;
• Solid experience with React Native (from one year).

Preferred Qualifications:

• English: at least Intermediate;
• Fundamental knowledge of native modules and languages (Java, Kotlin, Swift).

Required Qualifications:

• Commercial experience in software engineering from 1.5-2 years or Bachelor’s/Master’s degree in Software Engineering;
• Typescript + OOP;
• High proficiency coding in React.js and Node.js;
• Solid experience with backend JavaScript frameworks (Express, Koa 2, NestJS);
• Solid experience with databases (Redis, MongoDB, MySQL, Elasticsearch, PostgreSQL);
• Comfort with HTML, CSS, SASS, LESS;
• Responsibility and attention to detail;
• Willingness to learn new things constantly and improve your skills daily;
• English: at least Intermediate.

We are looking for experienced, passionate engineers to build rich web applications and APIs to give clients easy, intuitive, and fine-grained access to all of client’s products and services.
Our client is on a quest to build the industry’s most flexible and scalable data marketplace where we ingest, analyze, enrich and transform tens of petabytes of data and then activate that data on customers’ platform to enable people based marketing.

Responsibility:

• Define and implement programmatic access (public and internal facing) to products that serve some of the largest platforms in the world in a secure and privacy compliant way. You would love working on this if you like creating easy to use, but rich and flexible APIs at scale using the latest technology and tools.
• Enhance core toolkit to enable easy implementation of discoverable services and APIs. You would love working on this if building toolkits and libraries that other developers love to use is your thing.
• Own a new product from inception to deploy. Define the domain, from the schema and infrastructure to the complete user interface.
• Work on challenging projects such as building out a more scalable infrastructure for apps and APIs on Kubernetes and GCP.

Required skills:

• Have 3+ years of experience writing and deploying production code;
• Have experience working with Ruby on Rails and React.js;
• Strong ability to abstract complex problems to their essential components and design and implement elegant solutions for them;
• Experience with designing and implementing interfaces and infrastructure for large volume services and APIs;
• Proficient in one or more of Python, JavaScript, Django, C/C++, Go, Node.js and modern Javascript frameworks;
• You are comfortable using a cloud computing platform e.g. AWS, GCP or Azure;
• Strong verbal communication skills;
• English at a working professional level, both written and spoken.