React.js Developer

Experience: 5-10 years experience

Location: Bangalore

Required Skills and Experience:

• 5-10 years of experience in front-end development, with a strong focus on React.js.
• Proven experience with React.js and related technologies (e.g., Redux, React Router, Hooks, Context API).
• Strong proficiency in JavaScript, HTML5, CSS3, and modern front-end build tools (e.g., Webpack, Babel, etc.).
• Hands-on experience with RESTful APIs, Server Sent Events, WebSockets
• Hand’s on experience with web components, microfrontends
• Deep understanding of browser apis like history, intersectionobserver, event handling, virtual panes, drag and drop etc
• Ability to work on a complex and fast moving code base.
• Familiarity with TypeScript and its integration with React applications.
• Strong problem-solving skills and attention to detail.

Job Responsibilities

• Develop and maintain reusable components and front-end libraries for future use.
• Translate designs and wireframes into high-quality, responsive UI components.
• Optimize components for maximum performance across different browsers and devices.
• Implement ReactJS best practices using Hooks, HOCs, and Functional Components.
• Manage state efficiently using Redux/Flux.
• Collaborate with backend developers to integrate REST APIs.
• Debug and test applications using Mocha & Jest.
• Ensure code quality, maintainability, and scalability using modern front-end tools.

Required Skills & Qualifications

✔ 3+ years of experience in ReactJS development.

✔ Strong knowledge of JavaScript, DOM, JSX.

✔ Hands-on experience with React Hooks, HOCs, and Functional Components.

✔ Expertise in ES6+ concepts (Arrow functions, Destructuring, Spread/Rest operators, Classes, Import/Export).

✔ Experience in HTML, CSS, and responsive design.

✔ Familiarity with REST APIs and integrating backend services.

✔ Experience with state management (Redux/Flux).

✔ Strong debugging skills using Mocha & Jest for performance testing.

✔ Hands-on experience with Git, Webpack, Babel, NPM.

Good to Have:

➕ Experience with backend development (Java, Microservices).

➕ Knowledge of modern authentication mechanisms (JWT, OAuth).

Recro is a developer-focused platform that was founded with the aim of seamlessly matching individual expertise with the right opportunities.

We empower talented developers by providing them with relevant experience at fast-growing startups based on technical competencies and aspirations. These opportunities have a significant impact on their career success and help them become their best self.

We are looking for a good JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

Responsibilities

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

Skills:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with newer specifications of ECMAScript
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

• Thorough understanding of React.js and its core principles

• Experience with popular React.js workflows (such as Flux or Redux)

• Familiarity with newer specifications of EcmaScript

• Experience with data structure libraries (e.g., Immutable.js)

• Knowledge of isomorphic React is a plus

• Familiarity with RESTful APIs

• Experience in developing large scale, highly available, complex front-end development using JavaScript, React.js and ReactNative.
• Strong knowledge in both web and mobile application development.
• Knowledge, skills, and experience to write detailed design documentation, and functional specifications for application development.
• Write well designed, efficient, reusable, and reliable code.
• Experience with popular React.js workflows (such as Flux or Redux).
• Work with other senior Developers to resolve/debug program errors.
• Knowledge and ability to apply OOD (Java, HTML, XML, Java Script, and Patterns) and impact to the application development process.
• Knowledge of Agile development methodologies (preferably Scrum).
• Knowledge of database design and data structure libraries,(e.g., Immutable.js).
• Developing new user-facing features using React.js.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Actively aid the consulting team in different phases of the project including problem definition, effort estimation, diagnosis, solution generation, design development and deployment.
• Experience with data structure libraries,(e.g, Immutable.js).
• Contributing to team meetings, troubleshooting development.
• Good understanding of HTML CSS and front-end design technologies.

• Ability to establish and maintain effective working relationships, supporting company leadership and other team members.
• Ability to manage multiple and changing priorities/tasks.
• Must like to continuously improve code, product and process.
• Must work with a strong professional and ownership mindset.
• Strong working experience in JavaScript, ReactNative and ReactJs is required.
• In-depth understanding of Javascript, the DOM, and relevant concepts.
• Proficiency in Typescript.
• Should have hands-on experience with testing libraries like jest & enzyme.
• Must be strong in logic and coding abilities.
• Strong analytical and problem-solving skills.
• Must be passionate and self-motivated.
• Excellent team player and good communication skills.

GeoSpoc is looking for passionate Senior Frontend Engineers to join the software engineering team and help build elegant, intuitive interfaces to analyse geospatial data.

• A passionate developer with solid understanding of software basics.
• Always willing to learn and explore upcoming technologies.
• Pro-active, reliable and result oriented.
• Someone who can continuously perform in a fast-paced environment.

• Extensive experience building and maintaining responsive web interfaces using modern JavaScript, HTML & CSS tools and client-side frameworks like React or Vue
• JavaScript -
• Extensive knowledge of JavaScript. ES6, polyfills, etc.
• Writing good code with proper use of Linters.
• Good to have -TypeScript and/or JSDoc
• Minimum 1 years of experience in state management libs such as Vuex or Redux.
• Proficient in agile software development practices: version control, Kanban, ticketing, peer-reviews
• Test driven development, continuous integration and continuous deployment.
• Experience with docker and container orchestration
• Good understanding of micro-services architecture
• Experience building solutions for the cloud; using AWS, Azure, GCP etc.
• Has had hands-on experiences in developing performance driven Progressive Web Apps

• js / React - 1.5 to 3 years
• State Management - 1 to 3 years
• Vanilla JS - 3 to 5 years
• Karma / Jest - 1 to 3 years
• Map libs - 1.5 to 3 years
• Docker - 1.5 to 3 years
• HTML5 / CSS3 - 2 to 5 years