Frontend Developer (next.js , React.js)

Role: React UI Lead

Exp: 8+ Years

CTC: up to 30 LPA

Mode of Interview: 2 rounds onsite + 2 online

Required Skills and Qualifications: 

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent work experience). 
• Proven experience (>8 years) as a UI developer with expertise in HTML5, CSS3, JavaScript/TypeScript 
• Proven experience in front-end frameworks React (must), Angular(good to have), Vue.js(good to have). 
• Solid understanding of responsive web design, accessibility, and cross-browser compatibility. 
• Experience leading a team of UI developers in an agile environment. 
• Strong problem-solving skills and ability to troubleshoot complex issues. 
• Excellent communication skills with the ability to collaborate effectively with cross-functional teams. 
• Experience with version control systems (e.g., Git) and CI/CD pipelines. 
• Experience with UI testing frameworks and tools (e.g., Jest, Cypress) is a plus. 
• Knowledge of UX design principles and familiarity with UX design tools (e.g., Sketch, Adobe XD) is desirable. 
• Ability to prioritize and manage multiple tasks in a fast-paced environment. 
• Experience building a UI for multi-tenant SaaS platform. 

• Object-oriented JavaScript,
• jQuery,
• ES6,
• React JS (Versions 16.8 & below),
• Redux (Action Type, Action Creator & Reducers),
• Middleware(Redux-Thunk, Redux-Saga),
• React Hooks,
• Axios & Fetch library,
• Managing States & Props efficiently,
• React Forms,
• Validation (Schema & Non-Schema using any third-party library or custom),
• the candidate should be aware of the production build process,
• HTML5,
• knowledge of CSS,
• Rest API integration knowledge,
• Authentication(Token Based) & Authorization with Routes

• Building, Designing, Testing, and Deploying web apps.
•  Thoroughly explore & understand the under-hood of products in the market, strengths & fault-lines of each.
• Drive from Conceptualisation to Deployment of analytics suite of products that are robust and can stand the test of time when our data size is multiplying month-on-month.
• Work closely with designers & product managers to build things that are normally regarded as holy grails in browser-based analytics applications.
• Actively participate in design and code reviews to build robust applications and prototypes.
• Interacting with team members, and customers to continuously look for better innovations for all teams across Trade Brains

FirstFiling is a FinTech startup that is managed, operated, and driven by Chartered Accountants, Company secretaries, IT engineers, and Lawyers. We provide registration and financial compliance services to businesses and individuals across India.

Our aim is to simplify the lives of people by helping individuals and businesses with mandatory compliances, filings, and statutory requirements while promoting financial literacy among the masses. 

Technology Profile-

The candidate must have experience in the following technologies (the more the better):

Frontend:

Core - JavaScript, CSS, Bootstrap, etc.

Frameworks - ReactJS, Angular, Vue, etc.

Requirements:

• Ability to reuse components
• Proven experience in working with Git and Github 
• Creating and consuming a RESTful API
• You must have clear concepts of client-server architecture
• Familiarity with MVC (Model-View-Controller) design patterns
• Understanding of OOP concepts

Furthermore, the candidate must have built or published any web app or project through which they can demonstrate their experience and knowledge of the aforementioned technologies and requirements. 

Key Responsibilities:

• Build interfaces as per the design provided by the UX / UI team
• Ensure the work output is as per the design inputs provided
• Work closely with the backend team to integrate the pull or push APIs
• Work with the support team to troubleshoot issues faced by customers
• Build programming abstractions for the specific domain
• Keen interest to always present code and work of high-quality standards.

Key Competencies (Functional):

• Proficiency in Javascript / ES5 / ES6 or Typescript
• Proficient in code versioning tools including Mercurial / Git / SVN.
• Familiarity with APIs and WebSockets
• Work with Canvas related frameworks – Cocos2d / PixiJs
• Experience with Cocos Creator is a Bonus.

● B.Tech/M.Tech degree in Computer Science, Engineering or a related subject 

● Proven hands-on Software Development experience 

● Strong proficiency in JavaScript and the JavaScript object model is a must. 

● Thorough understanding of React.js and its core principles 

● Prior experience with popular React.js workflows (such as Flux or Redux) 

● Familiarity with RESTful APIs 

● Familiarity with HTML / HTML5 CSS/CSS3/ Bootstrap 

● Mobile app development experience with Flutter/Dart is a big plus; or willingness to learn these technologies. 

● Experience with MySQL is a plus. 

● Preferably prior experience in working in a start-up.

Overview
We are looking for a Senior JavaScript developer who is well versed with React and TypeScript.
2-5 years experience mandatory! We look for individuals with a deep knowledge of JavaScript, CSS, and HTML, who are not only comfortable in writing custom JavaScript but also know when to apply off-the-shelf solutions to a problem. Individuals who do well on this team are self-motivated engineers with a passion for user experience & innovation.
We currently work with TypeScript, React, GraphQL, and Node.js, however the ability to adapt with changing technology is an important quality that we are looking for.

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

Skills
Thorough understanding of Typescript & React.js and its core principles
Experience with popular React.js workflows (such as 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 GraphQL/RESTful APIs
Knowledge of modern authorization mechanisms, such as JSON Web Token
Experience with common front-end development tools such as Babel, Webpack, NPM, Yarn etc.
WebRTC knowledge is a plus.

What we're looking for 

AdPushup is an award-winning ad revenue optimization platform and Google Certified Publishing Partner (GCPP), helping hundreds of web publishers grow their revenue using cutting-edge technology, premium demand partnerships, and proven ad ops expertise. Our team is a mix of engineers, marketers, product evangelists, and customer success specialists, united by a common goal of helping publishers succeed. We have a work culture that values expertise, ownership, and a collaborative spirit. 

Your Day-to-Day Tasks Include: 

Ship product, independently and/or as part of a small team 

Collaborate with other engineers to build new features 

Debugging using dev consoles, firebug, firecookie, or any of your favorite tools. Help troubleshoot production issues and resolve critical customer facing issues Provide top-notch support to our customers 

You Should Have: 

3+ years of experience with React. 

A strong body of prior front end work, including significant projects written in React and Redux. Mastery of JavaScript; expertise in most of the following technologies, and proficiency in all of them: CSS3, HTML5, AJAX. 

Deep understanding of closures, prototypal inheritance, HTTP, web security, cross browser compatibility challenges. 

Experience with NodeJS and Express JS will be a plus 

Hands-on with a code management system like GIT, SVN. 

Experience with NoSQL databases, preferably CouchDB or CouchBase. 

Good to have: Experience with Typescript.