Frontend Developer - Javascript

position Summary

§  Title: UI Developer

§  Location: Bangalore

§  Type: Full Time

§  Qualifications: Bachelor’s/Master’s degree in computer science/Information Science

§  Experience: 4to 7 years

Development skills

§  Top-notch programming skills and in-depth knowledge of modern HTML/CSS, JavaScript

§  Hands-on experience in React JS, ECMAScript (ES5,ES6/above)

§  Experience in Unit and E2E test automation (preferably Jest &Cypress)

§  Knowledge of web components and different component patterns

§  Experience using a state management library (Redux, Context API)

§  A solid understanding of how web applications work including security, session management, performance, and best development practices

§  Adequate knowledge of Object-Oriented Programming and web application development

Methodologies

§  Git, Jenkins

§  Test driven development

Good to have

§  Very good at programming and debugging for cross- browser compatibility and accessibility code

§  Unit testing experience on tools such as chai, mocha, jasmine

§  Reusable components development that can be used across web/ mobile applications.

§  Build tools such as webpack, grunt, gulp, babel

Other skills

§  Collaborate with business partners to gather requirements, implement new functionality, and drive continuous improvements

§  Excellent written, communication & presentation skills

§  Strong analytical skills and enjoys solving complex technical problems.

§  Participate in all phases of software life cycle including architecture, technical design, implement, test, and launch

§  You enjoy wearing multiple hats and roles, and titles are not important to you.

§  You enjoy doing it right first time and utilize tools & techniques to constantly excel in what you work to deliver it on time.

§  You are comfortable working under strict confidentiality agreements and often behind the-scenes.

§  You are self-organized and manage time and resources well.

§  Work independently and as part of a team

§  You are constantly growing your own knowledge, and helping to grow the knowledge of others

About the Role

We are looking for a highly skilled and experienced Senior React Native Developer to join our team and take the lead on developing our cross-platform mobile application. You’ll play a critical role in building, launching, and scaling a high-performance mobile app that runs seamlessly on both iOS and Android platforms from a single codebase.

If you’re passionate about mobile technologies, have a strong command of React Native, and are excited about creating a high-quality product from the ground up, we’d love to hear from you.

Responsibilities

• Lead the end-to-end development of a cross-platform mobile application using React Native.
• Collaborate with product managers, designers, and backend engineers to deliver high-quality user experiences.
• Build reusable components and front-end libraries for future use.
• Optimize app performance for speed and scalability across devices and OS versions.
• Ensure the app complies with design standards and platform-specific guidelines (Apple App Store & Google Play).
• Set up CI/CD pipelines for automated builds, testing, and deployment (e.g., using Fastlane, EAS, or similar).
• Integrate RESTful APIs and third-party services.
• Handle app store submissions and updates.
• Mentor junior developers and enforce best practices in mobile development.

Requirements

Must-Have:

• 5+ years of experience in mobile application development.
• 3+ years of hands-on experience with React Native.
• Strong understanding of JavaScript (ES6+), TypeScript, and React architecture.
• Deep knowledge of iOS and Android mobile app development lifecycle.
• Experience with mobile UI/UX best practices and performance optimization.
• Familiarity with native build tools (Xcode, Android Studio).
• Experience integrating REST APIs and handling network latency issues.
• Proficient with Git, GitHub/GitLab, and agile development practices.
• Experience with push notifications, in-app purchases, deep linking, and analytics SDKs.

Preferred:

• Experience with Expo or EAS for managed workflows.
• Familiarity with mobile CI/CD pipelines (Fastlane, Bitrise, etc.).
• Experience with native modules (Objective-C/Swift and Java/Kotlin) as needed.
• Knowledge of automated testing frameworks (Jest, Detox).
• Published apps in both the App Store and Google Play.
• Prior experience in startups or high-growth environments.

What We Offer

• Opportunity to lead and build a product from the ground up.
• Work with a dynamic and talented team in a fast-paced environment.
• Flexible working hours and remote-first culture.
• Competitive salary and equity options (if applicable).
• Learning and development budget.

TAPPP is building the next-generation digital platform by leveraging cell-based architecture to integrate technologies like Artificial Intelligence, Rules, Workflows, Microservices, FaaS (Function as a Service), Micro-frontends, and Micro apps to create a highly extensible and cutting-edge technology platform that brings together sports fans with broadcasters, sports teams, and sportsbooks to create a marketplace for all aspects of sports and we are available across platforms via the Web, Mobile, Roku, and Tablets.

Building out this brand presents significant product and engineering challenges. At the center of solving those challenges is the TAPPP Product Engineering team which is responsible for the TAPPP product end to end.

TAPPP is led by a very able leadership team drawn from Industry leaders from companies like ESPN, Amazon, Blackhawk, Kargocard, Visa, and many others.

Who are we looking for:

A coding enthusiast who loves writing elegant code and developing software systems.

As a Roku developer, you will be a part of the core product development team that is responsible for building high-performant components of the TAPPP platform.

Your responsibility:

• You will be responsible for designing, coding, reviewing, testing, and bug-fixing different modules of the software product that needs to work seamlessly across different environments.
• Write production-quality code in Brightscript / Scenegraph.
• Write unit-test code for robustness, including edge cases, usability and general reliability.
• You will work in an Agile team, working on the TAPPP revolutionary platform. 
• Interface with other teams and/or third-party vendors to assist in the deployment of applications on Roku platforms.

Mandatory technical skills:

• At least 3 years of experience in developing apps for Roku devices.
• Strong knowledge of BrightScript, SceneGraph, and core scripting languages like JS.
• Experience with REST APIs interaction and a strong understanding of client-server architectures.
• Experience with Media Playback, streaming concepts, HLS, and manifests.

Other

Strong independent contributor.

Comfortable working in a start-up environment.

The position is based in Pune(India).

Job Description: Senior Software Developer (React.js)

Location: [Pune, Maharashtra]

Overview: We are seeking a highly skilled Senior Software Developer with extensive experience in React.js to join our dynamic team. As a Senior Developer, you will be responsible for leading the development of cutting-edge web applications using React.js and related technologies. Your expertise will play a crucial role in designing and implementing scalable software solutions that meet our clients' needs and contribute to the overall success of our project.

Responsibilities:

• Lead the design and development of complex web applications using React.js and other modern JavaScript libraries and frameworks.
• Collaborate closely with product managers, designers, and other stakeholders to gather requirements, design solutions, and deliver high-quality software.
• Architect and implement reusable components and front-end libraries for future use.
• Optimize applications for maximum speed and scalability while ensuring cross-browser and cross-device compatibility.
• Stay updated with the latest industry trends in front-end development and mentor junior developers in best practices.
• Conduct code reviews and provide constructive feedback to ensure code quality and standards adherence.
• Troubleshoot issues, fix bugs, and improve application performance.
• Participate in Agile ceremonies and contribute to the continuous improvement of development processes.

Requirements:

• Bachelor's degree in Computer Science, Engineering, or related field; or equivalent work experience.
• Minimum of 10 years of professional experience in software development, with at least 5 years specifically using React.js.
• Strong proficiency in JavaScript, including ES6+ features.
• Experience with state management libraries such as Redux, MobX, or Context API.
• Deep understanding of web markup, including HTML5 and CSS3.
• Familiarity with RESTful APIs and asynchronous request handling.
• Solid understanding of version control using Git or similar systems.
• Excellent communication skills and ability to work effectively in a collaborative team environment.
• Proven track record of delivering high-quality software solutions on time.

Preferred Skills:

• Experience with TypeScript or similar statically typed languages.
• Knowledge of server-side rendering and Node.js.
• Familiarity with modern front-end build pipelines and tools, such as Webpack, Babel, and npm.
• Understanding of CI/CD pipelines and automated testing frameworks.
• Contribution to open-source projects or a strong GitHub profile.

Benefits:

• Competitive salary and performance-based bonuses.
• Flexible work hours and remote work options.

Join us and contribute to building innovative and scalable solutions using the latest technologies in a collaborative and supportive environment. Apply now to be part of our growing team of talented developers!

PREFERRED QUALIFICATION AND SKILLS:

In depth knowledge of VUE.JS

• In depth knowledge of HTML5 • In depth knowledge of CSS3 (Less, Sass, Stylus is a plus), knowledge of BEM methodology is preferred

• Detailed knowledge of JavaScript (ES2015 is a plus)

• Experience in any JS framework(Angular, React + Redux, Vue, etc.,) is must

• Understanding of Web Accessibility WCAG guidelines.

• Must be able to mentor and guide junior technical resources.

• One who is proactive and come forward with technology related initiatives. Motivated selfstarter.

 • Good Communication skills. English - Oral and Written.

• Designing and developing user interfaces using angular best practices.
• Adapting interface for modern internet applications using the latest front-end technologies.
• Writing JavaScript, CSS, and HTML.
• Developing product analysis tasks.
• Making complex technical and design decisions for Angular projects-

•  Excellent Communication Skills.
• Working knowledge of React libraries such as Redux, Redux Thunk, Redux Saga, Redux Forms, Immutable etc.
• Highly proficient in JavaScript and ReactJs
• Good understanding of design libraries such as Material, Ant and Semantics etc.
• Basic understanding of front-end technologies, such as HTML5, and CSS3.
• Sound knowledge of Testing frameworks such as Jest, Enzyme, Mocha, Protector etc.
• Experience of writing unit, integration and E2E tests.
• Experience of integrating third party APIs.
• Good understanding of code versioning tools, such as Git.