
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:
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Understand the product architecture and come up with a frontend testing strategy such that quality is driven into the heart of the development process
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Perform integration tests on web services & APIs using SauceLabs, Postman, Swagger and other testing tools
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Design test and automation infra to test functionality, scale, performance, and reliability to ensure predictable delivery of quality releases
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Design and implement different test strategies - black box, grey box, and white box - to ensure the product is finished, secure, and effective
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Research, recommend and implement tools as needed to ensure quality
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Build test frameworks working within CI/CD pipeline processes, and provide automation expertise to development teams
Minimum Qualifications:
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Experience in designing automation software from the ground up, choosing the right infrastructure components, evaluating both open source and closed source software
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Hands-on experience with JavaScript (TypeScript will be a plus)
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Strong working knowledge of test automation frameworks and tools: Selenium, WebDriver, SauceLabs, Protractor, Gitlab CI, Jenkins, Jasmine, Karma
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Practical experience with CI/ CD methodologies & tools
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Good understanding of Testing fundamentals, Bug life cycle, SDLC, STLC, Smoke testing, Sanity testing, Regression testing
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Prior working experience in Web-based projects with a strong understanding of UI, cross-browser compatibility, general web functions, and standards is a must.
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Good written and verbal communication skills and flexibility to work with teams in different time zones
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BS/MS degree in Computer Science or equivalent with 6-10 years of experience in software development and/or test automation
Desirable:
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Experience with load balancer products such as F5, Envoy, Nginx, HA proxy
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Experience with Kubernetes container technology, Terraform, AWS
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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.

About F5 Networks
About
F5 is an industry leader in Application Delivery Networking and Security, has over 8,000 employees worldwide At F5, we make apps faster, smarter, and safer…from anywhere. Come work within the F5 BIGIP Next Base Operating System team in an exciting, fast past environment charting the course for F5’s future. As a contributing member of the team, you will be integrated into cross functional working project teams in our Product Development organization. Build services that are performant, reliable, secure, and scalable within a company known for our excellent culture. If you enjoy providing quality solutions while keeping a focus on high availability, scalability, maintainability, and security then you are the Software Engineer that we would like to have join our team.
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Ideal Candidate
8+ years of experience in front-end development, with at least 3–5 years in technical/architectural leadership roles across web and mobile platforms.
Expert in React.js and React Native, with hands-on experience designing and building scalable, modular applications using modern front-end frameworks and reusable component libraries.
Strong geospatial capabilities—proven experience integrating and optimizing mapping solutions (e.g., Google Maps, HERE Maps) with features like routing, clustering, and overlays.
Mobile-first mindset, with deep knowledge of responsive UI design, performance optimization for low-bandwidth environments, and cross-platform compatibility.
Architectural expertise in modular design, micro-frontends, SSR/SSG, PWAs, and cross-platform solutions—ideally with experience in monorepo environments and BFF patterns.
Technical leadership skills, including mentoring developers, enforcing best practices, driving autonomous development, and aligning technical solutions with business needs.
CI/CD & DevOps familiarity—strong understanding of build tools (Webpack, Vite, Metro), containerization (Docker), and deployment automation using Jenkins, GitLab CI, etc.
Security, accessibility, and testing focus—capable of implementing WCAG-compliant UIs, secure data handling, and robust test strategies using tools like Jest, Cypress, Detox, and Appium

Job Title : React.js Developer
Experience : 3+ Years
Location : Gurgaon (Work From Office – 5 Days a Week)
Employment Type : Full-time
Job Summary :
We are looking for a highly skilled and passionate React.js Developer with 3+ Years of hands-on experience to join our growing team in Gurgaon.
The ideal candidate should have strong expertise in building modern, responsive, and high-performance web applications using React.js and related technologies.
Key Responsibilities :
- Develop, test, and maintain responsive web applications using React.js.
- Translate UI/UX designs into high-quality code.
- Build reusable components and front-end libraries for future use.
- Optimize applications for maximum speed and scalability.
- Collaborate with backend developers, designers, and other team members to deliver high-quality products.
- Participate in code reviews and follow best practices for clean and efficient code.
- Troubleshoot and debug application issues.
Required Skills & Qualifications :
- Minimum 3 years of hands-on experience in React.js.
- Strong proficiency in JavaScript (ES6+), HTML5, CSS3.
- Experience with state management libraries such as Redux, Context API.
- Familiarity with RESTful APIs and modern front-end build pipelines and tools (Webpack, Babel, etc.).
- Good understanding of Git and version control workflows.
- Experience with responsive design and cross-browser compatibility.
- Ability to work independently and collaboratively in a fast-paced environment
Nice to Have:
- Knowledge of TypeScript.
- Experience with Next.js or any SSR frameworks.
- Exposure to Agile/Scrum methodologies.
Perks & Benefits :
- Competitive salary
- Friendly and collaborative work environment
- Opportunity to work on exciting and cutting-edge projects

Position Title : Frontend / Chrome Extension Developer (React + TypeScript)
Experience : 3+ years
Location : Remote
Job Role Summary :
Build and ship production-ready Chrome extensions that inject UI into existing web apps. Own content scripts, DOM integration, performance, and accessibility (WCAG 2.1 AA).
Mandatory Skills :
React, TypeScript, Chrome Extensions (MV3), Content Scripts, DOM Injection, MutationObserver, TailwindCSS/CSS Modules, Accessibility (WCAG 2.1 AA).
Key Responsibilities :
- Develop Chrome extensions using React + TypeScript.
- Inject and manage UI components within third-party web app DOMs.
- Write and maintain content scripts; handle dynamic pages via MutationObserver.
- Implement clean, responsive styling with TailwindCSS or CSS Modules.
- Ensure accessibility (WCAG 2.1 AA), keyboard navigation, and ARIA semantics.
- Integrate with APIs, manage extension permissions, storage, and messaging.
- Optimize performance, handle edge cases across sites, and write basic tests.
Required Skills :
- Strong React + TypeScript in production.
- Chrome Extension architecture: manifest v3, content/background scripts, messaging, permissions.
- DOM manipulation and safe UI injection strategies.
- MutationObserver, event delegation, handling SPA route changes.
- TailwindCSS or CSS Modules; solid CSS fundamentals.
- Accessibility (WCAG 2.1 AA) and cross-browser compatibility (Chromium/Firefox optional).
- Familiarity with build tooling (Vite/Webpack), linting, and Git.
Nice-to-Have :
- Experience with service workers, storage (sync/local), and i18n.
- Testing with Jest/RTL/Playwright.
- Security basics for extensions (CSP, sandboxing).


SUMMARY:
Seeking individuals with demonstrated experience in Back-End Web Development
responsible for managing the interchange of data between the server and the users. Your
primary focus will be development of all server-side logic, definition and maintenance of the
central database, and ensuring high performance and responsiveness to requests from the
front-end. You will also be responsible for integrating the front-end elements of our AI SaaS
application modules and solve revenue-growth problems, at the intersection of demand and
supply, which are faced by the Fortune 1000 CPG/FMCG companies.
Frontend Engineer - (6-10 years’ experience)
As a Front End Web Engineer you will be responsible for building the next generation of user experiences. We need a highly motivated and skillful engineer to work with HTML, Typescript/JavaScript, and CSS/Sass and related tooling, frameworks, and libraries. Attention to detail and a dedication to deliver a high-quality, stable delivery is essential.
If you want to be part of this amazing team, this position is for you.
Key Skills:
- Proficient in at least one JavaScript framework like Angular, React, VueJS, or equivalent
- Proficient in Typescript, HTML, CSS3 usage in building large scale applications
- Expertise in front-end design and JavaScript libraries such as AngularJS, ReactJS, jQuery, and VueJS
- Passion for building a rich and innovative user experience
- Strong computer science fundamentals in design, data structures, and problem solving
- Experience in Single Page Application architecture
Description:
- Build pixel-perfect, robust and, accessible user interfaces on the web
- Drive independently a project from inception to production deployment with a strong focus on performance and robustness
- Follow our software development process including writing unit tests, perform code reviews etc.
- Ability to learn and apply new technologies quickly
- Work effectively with cross-functional teams to develop features
- Provide support for production deployments
- Demonstrate ability to deliver results on time with high quality
- Experience handling distributed vendor resources


FRONTEND ENGINEER
Nimbly is looking for an experienced frontend engineer with a passion for building quality user-facing applications. Join our growing engineering team and help build software that companies love!
What you will do here
- Develop user-facing features for our Mobile and Web applications
- Write reusable code and cover it with comprehensive unit tests and integration tests
- Optimize application design and code for performance and scalability
- Maintain build, test, and deployment automation pipelines
- Review technical feasibility of product features and UX designs and provide feedback
- Analyze product feature requirements with the team and decompose them into small, shippable units of work
- Collaborate cross-team with designers and back-end developers
- Transform design mockups and wireframes into code
- Share your knowledge and build best practices with team members
Frontend Engineer Requirements
- Bachelor’s degree in Computer Science or related field or equivalent work experience
- At least 3-6 years experience developing with ReactJS, ReactNative, preferably with TypeScript
- Excellent analytical skills and a keen eye for detail
- A deep knowledge of various software testing techniques and experience with test automation
- Excellent written and spoken communication skills
- Good organizational skills and a detail-oriented mindset
Our tech stack
We built our web application with ReactJS and our mobile apps with ReactNative, using Redux for front-end state management. Everything is written in TypeScript to take advantage of static typing and the preferred language semantics. We’re using Git (BitBucket) for source control and automated pipelines. Our designers use Figma for wireframing and mockups. We deploy to Google Cloud and use a combination of Google Cloud Functions, App Engine, Firebase, and MongoDB for our back-end.
What we’re looking for
As an ideal candidate, you have substantial previous experience with most of our tech stack and are a highly productive individual with excellent communication skills. You enjoy participating in all aspects of software development from requirements analysis to production deployments. You’re a stickler for good software design, set a high bar for quality, and lead by example in these areas.
Benefits at Nimbly
- Competitive net salary and private insurance
- Remote work with flexible working hours
- Dynamic and fun working environment

- Collaborate with product, design, and other engineering teams to brainstorm and resolve complex problems.
- Ensure the quality of code is up to the highest standard of readability, conciseness, efficiency, modularity, and extensibility.
- Experience with the entire Software Development Life Cycle (SDLC)
- Solid communication skills: Demonstrated ability to explain complex technical issues to both technical and non-technical audiences
- Talking to customers and business teams to suggest improvement areas in product flows.
- Create peer learnings for team members and build context for new teammates
- Help with building the company's tech team and iterating on the hiring framework.
- Provide regular feedback to your team (peers and managers) to ensure continuous improvement.
- Keeping abreast with the latest technologies and working on your skills regularly.
Must-haves
- At least 3 years of experience working in frontend for desktop and mobile web.
- Familiar with design tools and convert them to actual code (HTML+CSS+JavaScript)
- Mastery in DOM Manipulation (including Jquery) and understand components, CTAs.
- Well-versed in other non-vanilla languages (ex. TypeScript)
- Well-versed in standard frontend framework (ex. ReactJS)
- Understanding of GraphQL APIs.
- Deep understanding of web technologies in various mobile systems
- Have empathy for the users you build for
Good to have
- Experience in the fintech industry
- Experience leading design and implementation of robust and secure web services.


Very good knowledge of material design components
Angular CLI and CDK.
Creating new Components
String Interpolation and property binding.
In depth knowledge on angular Core package
Two way binding concept
Use cases on Angular Life cycle methods
Inbuilt directives and custom directive
Creation of Custom events and Event binding between components.
Communication between two custom components
Local references and View child and Content Child options
Services and Dependency Injection and its implementation in various use cases
Angular Routers and routing
Observables and their use and implementation
Pipes to transform output Creating Http request ( API handling)Dynamic Components
Good Knowledge of HTML5, CSS3, JQuery, Typescript
Proficient understanding of code versioning tools, such as Git, SVN
Adhering to best design practice
Good Written and Verbal communications.

- 4-8 years of experience in UI development.
• - Hands-on experience of HTML 5, CSS, JavaScript and Typescript
• - Hands-on experience in Angular 2+ version • - Strong knowledge of REST API • - Solid understanding of Object-Oriented programming.
• - Ability to work independently and should have an excellent interpersonal and communication skills.
• - Well-versed with RxJS
• - Can lead a team.
• - Good communication skills & ability to work with multiple stakeholders onshore. Desirable Skills • - Basic knowledge of server-side technology e.g. Nodejs and MongoDB will be preferable.
• - Well-versed with Agile methodology. Soft Skills:
• - Excellent organizational and troubleshooting skills with attention to detail to consistently minimize errors.
• - Professional, reliable, and possess strong work ethics.
• - Excellent communication skills

We are looking for a React.js Developer to join our team! If you are interested in creating the best user experience and UI, you will love this job!
- Plan, develop and implement user interface strategy
- Work with designers and developers to develop modern, intuitive user interfaces for our web properties
- Work on design, look, and feel of our web properties
- Continuously improve the user experience
- Research user preferences
- Research new technologies and best practices
- Work in a team environment with shared code; disciplined use of source code control and process documentation
- Improve JS and CSS quality by conducting code analysis, and recommending changes in policies and procedures
- 1+ year of experience with ReactJS, Next.js
- 1+ years of experience with SASS/LESS
- 1+ years of experience with TypeScript
- 1 years of experience with node
- 1 years of experience with HTML
- 1 years of experience with CSS
- 1 years of experience with DOM
- 1 years of experience with AJAX, AXIOS, etc
- Critical thinker and problem-solving skills
- Team player
- Good time-management skills
- Great interpersonal and communication skills
- Degree in Computer Science
Key Skills
Typescript, React, React.js, Javascript, Node

