11+ Rational Tools Jobs in Bangalore (Bengaluru) | Rational Tools Job openings in Bangalore (Bengaluru)

Job Summary:

We are seeking a highly skilled and hands-on UI Developer with strong expertise in React.js and JavaScript to join our front-end engineering team. The ideal candidate will have at least 5 years of experience in developing scalable, high-performance, and user-centric web applications. You will be expected to contribute immediately, owning development tasks end-to-end — from design and coding to performance tuning and deployment.

 Key Responsibilities:

• Design and develop responsive, high-quality user interfaces using React.js, JavaScript, HTML5, and CSS3.
• Collaborate closely with UX designers, backend developers, and product managers to translate business requirements into technical implementations.
• Write clean, efficient, and reusable code following best practices and modern front-end standards.
• Optimize components for maximum performance and scalability across various browsers and devices.
• Participate in code reviews, ensuring adherence to coding standards and best practices.
• Troubleshoot, debug, and resolve UI-related performance or compatibility issues.
• Stay up to date with emerging front-end technologies and continuously enhance the development process.

 Required Skills & Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• 5+ years of professional experience in front-end/UI development.
• Deep hands-on experience with React.js and core JavaScript (ES6+).
• Strong understanding of HTML5, CSS3, and modern UI frameworks/libraries.
• Experience with React hooks, state management (Redux or Context API), and component-based architecture.
• Familiarity with RESTful APIs and integration of front-end applications with backend services.
• Experience with Webpack, Babel, NPM/Yarn, and modern build tools.
• Solid understanding of version control systems (Git).
• Strong debugging and performance optimization skills.
• Ability to deliver results in a fast-paced, agile environment.

 Good to Have Skills:

• Experience with TypeScript, Next.js, or React Native.
• Knowledge of testing frameworks such as Jest, Mocha, or React Testing Library.
• Familiarity with CI/CD pipelines and DevOps tools.
• Understanding of UI/UX design principles and ability to collaborate effectively with designers.
• Exposure to cloud environments (AWS, Azure, or GCP).
• Experience in performance profiling and accessibility (a11y) best practices

Looking for Lead Frontend Developer Bangalore to join a team of rockstar developers. The candidate should have a minimum of 4+ years. of experience in React.js.

There are multiple openings. If you're looking for career growth & a chance to work with the top 0.1% of developers in the industry, this one is for you! You will report into IIT'ans/BITS grads with 10+ years of development experience + work with F500 companies (our customers).

Company Background - CodeVyasa is a Software Product-Engineering and Development company that helps Early-stage & Mid-Market Product companies with IT Consulting, App Development, and On-demand Tech Resources. Our Journey over the last 3 years has been nothing short of a roller-coaster. Along our way, we've won some of the most prestigious awards while driving immense value to our customers & employees. Here's the link to our website (codevyasa.com). To give you a sense of our growth rate, we've added 70+ employees in the last 6 weeks itself and expect another 125+ by the end of Q1 2024

Requirements:

• Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
•  Minimum of 6 years of experience as a Frontend Development.
•  Proficiency in React.js, Javascript, HTML/CSS development.
•  Knowledge of Backend development.
•  Aptitude for learning new technologies quickly.
•  Good problem-solving and analytical skills.

What We Offer:

• Glassdoor rating of 4.8, indicating high employee satisfaction.
•  Free healthcare benefits.
•  Strong focus on upskilling and professional development opportunities.
•  Diverse and inclusive work environment.
•  Competitive compensation and benefits package.
•  Emphasis on maintaining a healthy work-life balance.

Mandate Skill - Angular, Unit Testing 

Please note we are looking for immediate joiners

Designation Offered: Engineer CL 2 – I & II (Software Engineer / Lead Engineer)

UI/UX Developer Responsibilities:

• Design, build, and maintain highly reusable Angular, JavaScript, HTML and CSS code.

• Translate user behavior and research into actionable data.

• Design and create mockups and user journeys for a wide range of devices including mobile.

• Rapid development and testing methodology.

• Ability to communicate research and design ideas to the rest of the team and upper management.

• Ability to communicate with the backend to display data in the UI

• Ability to handle graphs of different types, real-time huge data display on the web page

Position Overview

Front-End UI/UX developer with a combined skillset of application design and web programming. Responsibilities will include converting the UI designs to actual code that will produce visual elements of the application. You will be working on the UI/UX technical implementation of the application functionality.

To be successful in this role, you should have very good experience in programming and interaction with the backend. The team develops web applications, and mobile-based applications, which need to display graphs, data and images in real-time. The candidate should able to display huge data efficiently.

Experience:

• A minimum of 4 years of relevant experience in a similar role

Qualification:

• Bachelor of Engineering (BTECH / BE) or Masters (MTECH / MS / MCA ) in Computer Science / Electronics / Information Science from reputed institutions

UI/UX Developer Requirements

• Proficiency with Angular, JSP, HTML, and CSS, bootstrap.

• Knowledge of Adobe Photoshop, Illustrator, Sketch or other Graphics designing tools

• Good understanding of client-side scripting and JavaScript frameworks like jquery, Node.js, React.js, and Durandal framework.

• Proven work experience as a UI/UX developer or similar role.

• Team spirit, and strong communication skills to collaborate with various stakeholders

• Good time-management skills

• Good programming knowledge of design and development of drag and drop activities, graph components and data tables with different options in tables.

Tools

Visual Studio, Adobe Photoshop

Front-end languages:

HTML 5, CSS3, jquery, JavaScript, Angular and bootstrap.

Additional skillset

• Proficient understanding of cross-browser compatibility issues and ways to work around them.

• Good knowledge of version control tools SVN (Check-in, check-out, branching-merging policies), and automated build and release management tools is a plus.

• Strong communication skills (written, verbal), and interpersonal skills to be able to communicate effectively with all levels of staff and external clients.

• Strong analytical and problem-solving skills."

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. 

1.       Strong knowledge in Front end scripting like EJS, JavaScript, Jquery

2.       Proficiency with fundamental front-end languages such as HTML, CSS.

3.       Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.

4.       Proficiency with server-side languages such as Python / Ruby / Java / PHP/ .Net

5.       Good Understand with database technology such as MySQL, Oracle, and MongoDB.

“ Front End Developer-React JS”

  Job Description –

Preferred skills  

• Experience in front end development, with knowledge in advanced JavaScript features
• HTML/CSS experience, including concepts like layout, specificity, cross-browser compatibility, and accessibility
• Experience with browser APIs and optimizing front end performance
• Proficient in a broad range of software design approaches and common UX patterns 
• Understand the usage of various front end software design patterns  
• Extensive experience working on highly scalable web applications (5+ years) 
• Experience in front end libraries and frameworks such as Reactjs or Angular is an added advantage 

R360 powers a data-driven customer engagement ecosystem that enables the worlds leading organisations to earn customer loyalty every day.

For over 10 years, R360s loyalty and reward platforms have driven ambitious loyalty programs for some of the worlds biggest brands including Axis Bank, Standard Chartered Bank, HDFC Bank and Emirates National Dubai Bank. We have 500+ global retail partnerships and offer our clients reward programs, nuanced customer segmentation, data-centric campaigns, and big data analytics.

Our multidisciplinary team of technology experts, product engineers, data scientists, client relationship managers and customer experience professionals work together with our clients to enable loyalty by enhancing customer acquisition, engagement and retention.

Currently we are looking for a SeniorUI Developer

What you ll do:

1. Develop complete UI and integrate the same with backend APIs
2. Work as full stack developer with prime focus on UI
3. Work end to end from design and development
4. Code & design review
5. Troubleshoot critical issues and guide team as well

What well need:

Mandatory skills

1. 3 - 4years of hands-on experience in Angular technologies
2. Overall 6 to 9yrs of overall UI experience
3. Hands on experience in implementing micro front end architecture
4. Strong knowledge in building highly responsive web & mobile applications
5. Strong Data structures & algorithm skill
6. Strong communication

Technical Skills

1. Front end technologies – Angular, Java Script, jQuery
2. Backend technologies – Java, REST
3. Mark-up Languages – HTML, CSS3, Bootstrap
4. Database – SQL & NoSQL
5. Modelling – UML & ERD

Bonus point if: Candidate from product company would be preferred