Senior Frontend Developer

🚀 Hiring: UI Engineer at Deqode

⭐ Experience: 6+ Years

📍 Location: Gurugram, Pune, Bengaluru, Chennai, and Bhopal

⭐ Work Mode: Hybrid

⏱️ Notice Period: Immediate Joiners

(Only immediate joiners & candidates serving notice period)

We’re hiring a skilled UI Developer with strong expertise in React.js, HTML, CSS, and JavaScript to develop high-quality, scalable user interfaces for modern web applications.

💫 Requirements:

✅ Strong proficiency in JavaScript, HTML5, CSS3, and React.js

✅ Experience building responsive, accessible, and pixel-perfect UI components

✅ Hands-on knowledge of UI performance optimization and best practices

✅ Experience working with REST APIs and modern front-end build tools

✅ Strong understanding of component-based architecture and reusable UI patterns

✅ Good attention to detail and passion for user-centric design

Front-End Developer Job Description

We are looking for programmers with a keen eye for design for the position of a frontend developer. Front-end developers are responsible for ensuring the alignment of web design and user experience requirements, optimizing web pages for maximum efficiency, and maintaining brand consistency across all web pages, among other duties. Front-end developers are required to work in teams alongside product managers, back-end developers and graphic designers to ensure all elements of web creation are consistent. This requires excellent communication and interpersonal skills.

Front-End Developer Responsibilities:

Determining and creating scalable structure and design of web pages.

Building and maintaining reusable code for future use.

Ensuring web design is optimized for smartphones.

Optimizing web pages for maximum speed and scalability.

Actively participate in design and code reviews to build robust applications

and prototypes

Striking a balance between functional and aesthetic design.

Troubleshooting and debugging existing applications.

Following standard predefined design guidelines.

Delivering assigned tasks on time.

Front-End Developer Requirements:

Proficiency in HTML, CSS, and JavaScript. And knowledge of JavaScript frameworks such as ReactJS, and VueJS.

Knowledge of typescript, es-lint, webpack and bundling of applications.

Familiarity with CSS frameworks such as CSS, less.

Experience with responsive and adaptive design.

Degree in B. Sc (IT or CS), BCA, MCA, MSc, BE, ME

Knowledge of agile development methodology.

Good problem-solving and interpersonal skills.

Excellent verbal communication skills.

1. Lead the development of frontend architecture and implement scalable, maintainable, and

high-performance web applications.

2. Conduct code reviews and provide constructive feedback to team members to ensure adherence to best

practices and coding standards.

3. Mentor and guide junior frontend developers, fostering a culture of continuous learning and

improvement.

4. Stay up-to-date with the latest frontend technologies, frameworks, and industry trends, and integrate new

solutions as appropriate.

5. Coordinate with the project management team to ensure the timely delivery of high-quality frontend

components and features.

6. Contribute to the development of reusable components, tools, and libraries to improve team productivity

and code maintainability.

• Participate heavily in the brainstorming of UI/UX architecture and feature design
• Interface with external customers and key stakeholders to understand and document design requirements
• Work cross-functionally with Engineering, Data Science, Product, UX, BD, and Infrastructure teams
• Drive best coding practices across the company (i.e. documentation, code reviews, coding standards, etc)
• Perform security, legal, and license reviews of committed code
• Complete projects with little or no supervision from senior leadership

• Must have at least 2+ years experience in front-end web development with the following tools: HTML5, CSS, Webpack, Responsive web design, ReactJS (Components, Router, Redux, Flux, Chart Libraries i.e. Google Charts), Node.js, REST APIs, and other essential features)
• Built and deployed customer-facing services and products at scale
• Developed unit and integration tests
• Solid instruction-level understanding of Object Oriented design, data structures, and software engineering principles

• You have a strong background in natural language processing, statistical modeling, and/or machine learning
• Experience with open source projects in a startup environment
• Experience with large-scale distributed systems that have thousands of microservices and manages millions of transactions per day
• Worked on products where experimentation and data science are core to the development
• Experience with Python and API frameworks (Flask)
• BS, MS or equivalent

Job title: React.js Developer 

Location: Gurugram (Onsite)

Notice: Immediate joiner 

Responsibilities:

• Meeting with the development team to discuss user interface ideas and applications.

• Reviewing application requirements and interface designs.Identifying web-based user interactions.

• Developing and implementing highly responsive user interface components using react concepts.

• Writing application interface codes using JavaScript following react.js workflows.

• Troubleshooting interface software and debugging application codes.

• Developing and implementing front-end architecture to support user interface concepts.

• Monitoring and improving front-end performance.

• Documenting application changes and developing updates.

Requirements:

• Bachelor’s degree in computer science, information technology, or a similar field.

• Previous experience working as a react.js developer.

• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.

• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.

• Experience with user interface design.

• Knowledge of performance testing frameworks including Mocha and Jest.

• Experience with browser-based debugging and performance testing software.

• Excellent troubleshooting skills.

• Good project management skills.

• Basic knowledge of Data Structure and Algorithm required

• Develop Websites in React JS

• Use the best architecture suited for the project
• Familiar with state management
• Integrate API & SDKs
• Covert design to code
• Knowledge of typescript is a plus
• Write clean, structured code
• Should have good experience in Redux / Next

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. 
 

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

About the position

F5 is looking for a Software Engineer with expertise in designing Web UI automation solutions to test high-scale distributed systems. You will collaborate with architects and application development teams to vet and validate test automation for an edge computing platform that is used to deploy global, scalable and secure applications.

Responsibilities:

• Understand the product architecture and come up with a frontend testing strategy such that quality is driven into the heart of the development process

• Perform integration tests on web services & APIs using SauceLabs, Postman, Swagger and other testing tools

• Design test and automation infra to test functionality, scale, performance, and reliability to ensure predictable delivery of quality releases

• Design and implement different test strategies - black box, grey box, and white box - to ensure the product is finished, secure, and effective

• Research, recommend and implement tools as needed to ensure quality

• Build test frameworks working within CI/CD pipeline processes, and provide automation expertise to development teams

Minimum Qualifications:

• Experience in designing automation software from the ground up, choosing the right infrastructure components, evaluating both open source and closed source software

• Hands-on experience with JavaScript (TypeScript will be a plus)

• Strong working knowledge of test automation frameworks and tools: Selenium, WebDriver, SauceLabs, Protractor, Gitlab CI, Jenkins, Jasmine, Karma

• Practical experience with CI/ CD methodologies & tools

• Good understanding of Testing fundamentals, Bug life cycle, SDLC, STLC, Smoke testing, Sanity testing, Regression testing

• Prior working experience in Web-based projects with a strong understanding of UI, cross-browser compatibility, general web functions, and standards is a must.

• Good written and verbal communication skills and flexibility to work with teams in different time zones

• BS/MS degree in Computer Science or equivalent with 6-10 years of experience in software development and/or test automation

Desirable:

• Experience with load balancer products such as F5, Envoy, Nginx, HA proxy

• Experience with Kubernetes container technology, Terraform, AWS

• Good understanding of networking protocols, HTTP/HTTPS, Proxies TCP, UDP, IP, HTTP, SSL, DNS, FTP, origin pools, etc

About the company

F5 provides a distributed cloud platform to deploy, connect, secure and operate applications and data across multi-cloud and edge sites. Line-of-business leaders can drive business transformation and automation by distributing workloads closer to business activity. DevOps teams can manage fleets of applications and infrastructure with less complexity. Network teams can simplify application connectivity and security across clouds.

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

Equal Employment Opportunity

It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination.  F5 offers a variety of reasonable accommodations for candidates. Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job. 

Job Requirements

Minimum Requirements:

To perform this job successfully, the individual must have the following experience:

1. Bachelor’s degree in management information systems, computer science, and/or business, or equivalent work experience.
2. You have experience with developing, maintaining and supporting production applications which have live users using Angular.
3. You have experience with State managment and NgRx (ideally) or any other framework
4. You are NOT a fresh graduate with no production experience
5. You have excellent English speaking skills
6. Strong understanding of the DOM, HTML5, CSS3 and JavaScript
7. 3+ years of in-depth experience with Angular (2/4/8/x)
8. 1+ years of experience with additional web libraries and frameworks. Preferred: NgRx, Rx.js.

Additional Skills Desired

1. Ability to be empathetic and form strong working relations with your team members.
2. Strong understanding of debugging and ability to quickly debug code, find problems and produce fixes.
3. Experience with Responsive Web Design (RWD) patterns
4. Experience with unidirectional data flow patterns (Redux, etc.)
5. Experience with RxJS or other Reactive programming techniques/libraries
6. Experience using ES2015 (ES6) and TypeScript 2.x
7. Indepth experience in using GIT and understanding of GIT workflows Experience in building and maintaining a reusable components library in angular
8. An excellent eye for detail to bring our products designs to life using pixel perfect styling, interactions and animation.
9. Familiarity with agile development practices (a/b testing,unit testing,continuous deployment,continuous integration,scrums) and worked in a product driven environment.
10. Excellent written and verbal communication skills to communicate technical concepts to a wide variety of audience.
11. Proven ability to work with designers and other non-technical and technical team members (wireframes, rapid prototypes, PoC’s, white boarding)

Skills

• Have published at least one original React JS Application.
• Experience with third-party libraries and APIs
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.

Roles 

Should be able to single-handedly build performant mobile apps on the React JS platform. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities 

• Build pixel-perfect, buttery smooth UIs across web platforms.
• Leverage APIs for deep integrations with web platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Writing application interface codes using JavaScript following react.js workflows.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.