11+ Behavior-driven development Jobs in Mumbai | Behavior-driven development Job openings in Mumbai

Job Title: React.js Developer

We are seeking a talented React.js Developer to build and maintain high-quality web applications. The ideal candidate should have strong experience in JavaScript/TypeScript, React.js, HTML, CSS, and state management (Redux/Context API). You will work closely with our team to develop responsive UIs, integrate APIs, and ensure performance optimization.

Requirements:

• 2+ years of experience in React.js development
• Strong knowledge of JavaScript (ES6+), React hooks, and component-based architecture
• Familiarity with RESTful APIs, Git, and modern front-end tools
• Bonus: Experience with Next.js, Tailwind, or testing frameworks

🔴Profile: React Native Developer

🔷 Experience- 2+ Years

🔷 Location- Mumbai, Andheri East

🔷 Mode- 5 Days WFO

(Only immediate joiners & candidates who have completed notice period)

✨ What we want:

✅ 2+ years React Native experience

✅ JavaScript, JSX & mobile development

✅ React Hooks & component lifecycle

✅ Native module integration (iOS/Android)

✅ State management (Redux/Context API)

✅ REST APIs & third-party integrations

✅ Navigation libraries (React Navigation)

✅ Mobile UI/UX best practices

✅ Testing frameworks (Jest, Detox)

✅ Mumbai, Andheri East based candidates only

No relocation cases - candidate should be present in Mumbai

Responsibilities:

• Develop and maintain mobile applications using React Native.

• Collaborate with cross-functional teams to define, design, and ship new features.

• Ensure the performance, quality, and responsiveness of applications.

• Identify and correct bottlenecks and fix bugs.

• Help maintain code quality, organization, and automation.

• Write clean, maintainable, and scalable code.

• Participate in code reviews to ensure code quality and share knowledge with the team.

• Stay updated with the latest industry trends and technologies.

Requirements:

• Strong proficiency in JavaScript and familiarity with ES6+ syntax.

• Experience with Redux or other state management libraries.

• Familiarity with RESTful APIs to connect mobile applications to back-end services.

• Knowledge of mobile app architecture and design patterns.

• Experience with third-party libraries and APIs.

• Understanding of mobile development best practices.

• Ability to write well-documented, clean code.

• Strong problem-solving skills and attention to detail.

• Excellent communication and teamwork skills.

Rejolut is one of the award-winning fastest-growing emerging tech company which is working on leading technology like Blockchain, ML & AI, Complex mobile & web apps, IoT, etc.

The ideal candidate will be responsible for developing a highly scalable and secure code.

Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library at God Speed
-Able to come with an optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open-source code.
-Cooperating with the back-end developer in the process of building the RESTful API
-Ensuring high performance on mobile and desktop

Desired Candidate Profile:-
-Good problem-solving skills is a must
-Must be familiar with Angular latest version and above
-Strong in Core web fundamentals: HTML, JavaScript, and CSS
-Must be experienced in web development & dynamic websites
-Familiar with various design and architectural patterns
-Experience using JavaScript building tools like Gulp or Grunt.
-Knowledge of JavaScript MV-VM/MVC frameworks including AngluarJS.
-Strong oral and written skills
-Creating custom, general use modules, and components which extend the elements and modules of core AngularJS
-Ability to self-learn

How we are different 
 -We are a young and dynamic team who are obsessed with solving the business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to the business problem rather than technology

 Why join us
 -We provide a huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loyalty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry

About the Company:- Rejolut is one of the award-winning fastest-growing emerging tech companies which is working on leading technology like Blockchain, ML & AI, Complex mobile & web apps, IoT etc.

The ideal candidate will be responsible for developing highly scalable and secure code.

React Js Job Description

• Proficient in client & server-side JavaScript, HTML5, CSS3 and webpack
• Competent in building single page web applications using Node.js and React Js
• Redux for state management
• Universal rendering (Client-side rendering and Server-side rendering)
• Experience with cross-browser, cross-platform, and design constraints on the web
• Experience in developing automated unit and functional tests
• Experience in an agile development process
• Solid knowledge of algorithms and design patterns
• Have a passion for quality and writing clean, readable code that scales and performs well
• Good interpersonal communication skills
• 1+ years of software design and web application development

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

Day Shift/Flexible working hours

Monday to Friday

Skills:- React.js, Javascript and Redux/Flux

Work Timings: 1:30 PM to 10:30 PM IST

Location: Noida/Delhi NCR/Mumbai

Qualifications: B Tech / MCA or Higher

Experience: 2-7 Years

IMMEDIATE JOINERS & SERVNG NOTICE PERIOD CANDIDATES ARE PREFFERED.

NextGen Invent (“NGI”) is a leading global professional services company that specializes in providing strategy, technology, operations, and data management services. NGI has always been at the forefront in providing solutions using disruptive technologies such as Big Data Analytics, Blockchain, IOT, Artificial Intelligence and Augmented Reality. Our in-depth Industry knowledge, specialized technical expertise, unmatched data science experience, and global delivery network along with our “Customer first” policy has allowed us to grow via word of mouth. Our clients are fortune 500 companies to start-ups with innovative ideas. Regardless of technology, we can be your trusted technology partner who can solve your business problems. NGI is Microsoft gold certified partner, AWS consulting partner and IBM Registered Partner.

For more updated information,

please follow-us on https://www.linkedin.com/company/nextgen-invent-corporation." target="_blank">https://www.linkedin.com/company/nextgen-invent-corporation.

Headquartered: New York, USA

KEY RESPONSIBILITIES:

You'll be expected to own projects from start-to-finish. We are looking for passionate Web Engineers who appreciates good engineering and user experience. The person should be enthusiastic about maintaining a clean codebase and possess a passion for pushing web technologies to the limits to design and build exceptional products.

§ Work closely with design, product management, and development teams to create elegant, usable, responsive, and interactive interfaces across multiple devices.

§ Turning UI/UX designs into prototypes, creating awesome interactions from designs, writing reusable components and maintainability of the code.

§ Demonstrates excellent problem solving & debugging skills.

§ An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.

§ Write unit and integration tests to improve and maintain high code coverage.

Skills, Knowledge, Experience:

• Excellent programming skills in JavaScript

• Experience with expertise in designing and implementing high-performance web applications

• Expert in SPA Frameworks React JS

• Solid understanding and demonstrated ability of creating self-contained, reusable, and testable modules and components.

• Solid understanding of HTML5, CSS3 and cross-browser compatibility issues.

• Solid understanding of CSS box model and flex layouts.

• Proficient in SASS.

• Experience with REST APIs, Node JS/.Net Web API/Golang is a plus.

• Experience with the entire Software Development Life Cycle (SDLC)

• Experience with unit testing & Test-Driven Development (TDD) with various test frameworks (like Jasmine, Karma, Protractor).

• Experience in optimizing the application for performance and scalability.

• Experience in state management using Akita and cross-browser support.

• Experience with Git.

• Experience with DevOps tools for CI/CD

• Working with USA or European clients is a plus.

• Experience working with multi-vendor, multi-culture, distributed offshore and onshore development teams in dynamic and complex environment.

• Must have excellent written and verbal communication skills.

Job Details:-

Designation - Front-end Developer

Location:- Mumbai

Minimum Experience Required:- 2-4 Years.

Package Offered:- Rs.4,00,000/- to 7,00,000 pa.

Must have experience in React.js

We are looking for a qualified Front-end developer to join our IT team. You will be responsible for building the ‘client-side’ of our web applications. You should be able to translate our company and customer needs into functional and appealing interactive applications.

Front-end Developer Job Description:-

Responsibilities

• Use markup languages like HTML, React.js to create user-friendly web pages
• Maintain and improve web apps
• Optimize applications for maximum speed
• Collaborate with back-end developers and web designers to improve usability
• Get feedback from, and build solutions for, users and customers
• Write functional requirement documents and guides
• Help back-end developers with coding and troubleshooting
• Stay up-to-date on emerging technologies

Required Experience and Knowledge

• Proven work experience as a Front-end developer and hands-on experience with markup languages
• Experience with React.js (Saga), JavaScript, CSS (less) and Ant Design
• Familiarity with browser testing and debugging.
• In-depth understanding of the entire web development process (design, development and deployment)
• Understanding of layout aesthetics and knowledge of SEO principles
• An ability to perform well in a fast-paced environment
• Excellent analytical and multitasking skills

Sportz Interactive (SI) works with its clients and partners to revolutionize the sports fan experience across consumption points by creating best-in-class, kickass products. SI was founded in 2002 as a B2B sports content business. Through the years, it gained immense reputation for its state-of-the-art hosted solutions, digital simulators, match centers and fantasy games. Sportz Interactive has a fantastic reputation in the online sports community, having worked with clients across the globe including the likes of The International Cricket Council, STAR Sports, Yahoo!, AOL, Eurosport, Castrol, Web 18, NDTV, Nimbus, Times of India, Rediff.com and Singtel amongst others. 

Sportz Interactive provides in-depth sports information and content and specializes in product development for the web, mobile and other interactive platforms. 
http://www.sportzinteractive.net/">www.sportzinteractive.net 

2+ years of experience on web technologies.

Primary Responsibilities:

• Coding and debugging pure JavaScript, polyglot and multi-lingual applications.
• Working closely with Technical Lead/Project Manager to ensure development timelines are met.
• Contribute with ideas to improve system design or streamline product delivery.
• Working with challenging applications involving Real Time Data.
• Working on different platforms including the usage of the Native SDKs provided on JavaScript.

Required Skills:

• Strong experience in developing applications using Javascript and Jquery.
• Minimum 2 years of experience in React.JS is a must.
• Experience in any other Javascript libraries is an added advantage.
• Create different types of Charts and Graphics with the help of HTML5 Canvas, SVG etc.
• Should possess understanding of UI design and its behavior across devices (desktops to smart phones).
• Good to have worked with APIs exposed by social media sites like Facebook, Twitter, Instagram etc.
• Experience in working with data structures such as XML and JSON.
• Added knowledge of mobile development frameworks like jQuery Mobile is an added advantage.
• Good communication and problem-solving skills.
• Should be a self-starter and should have the ability to work under pressure.
• Should be passionate about sports.

Mandatory: Passionate about sports, Problem solving, Team player, Target & Result oriented

- We are looking for techies with a passion to develop high-performance web applications. 

- If you are interested and looking to build scalable and high-performance apps, then join us. We are building web app based on React with server-side rendering. For mobile, we are building PWA.

Roles & Responsibilities :

1. Build scalable web applications using ReactJS, Redux and other related libraries.

2. Integrating back-end API's with front-end.

3. Build reusable code and libraries for future use.

4. Optimize application performance and reduce page loading speed.

5. Solid experience in architecting and implementing highly scalable front-ends in modern technologies such as React or Vue.

6. Gathering requirements from design and technical staff and client on web development needs/Defining effective solutions for business and process problems.

We are building a global content marketplace that brings companies and content

creators together to scale up content creation processes across 50+ content verticals and 150+ industries. Over the past 2.5 years, we’ve worked with companies like India Today, Amazon India, Adobe, Swiggy, Dunzo, Businessworld, Paisabazaar, IndiGo Airlines, Apollo Hospitals, Infoedge, Times Group, Digit, BookMyShow, UpGrad, Yulu, YourStory, and 350+ other brands.
Our mission is to become the world’s largest content creation and distribution platform for all kinds of content creators and brands.

Our Team

We are a 25+ member company and is scaling up rapidly in both team size and our ambition.

If we were to define the kind of people and the culture we have, it would be -

a) Individuals with an Extreme Sense of Passion About Work

b) Individuals with Strong Customer and Creator Obsession

c) Individuals with Extraordinary Hustle, Perseverance & Ambition

We are on the lookout for individuals who are always open to going the extra mile and thrive in a fast-paced environment. We are strong believers in building a great, enduring

a company that can outlast its builders and create a massive impact on the lives of our

employees, creators, and customers alike.

Our Investors

We are fortunate to be backed by some of the industry’s most prolific angel investors - Kunal Bahl and Rohit Bansal (Snapdeal founders), YourStory Media. (Shradha Sharma); Dr. Saurabh Srivastava, Co-founder of IAN and NASSCOM; Slideshare co-founder Amit Ranjan; Indifi's Co-founder and CEO Alok Mittal; Sidharth Rao, Chairman of Dentsu Webchutney; Ritesh Malik, Co-founder and CEO of Innov8; Sanjay Tripathy, former CMO, HDFC Life, and CEO of Agilio Labs; Manan Maheshwari, Co-founder of WYSH; and Hemanshu Jain, Co-founder of Diabeto.