



š¢ Hiring for React JS Developer
š Location: Newtown, Kolkata
š Shift: Day Shift | šļø Working Days: 5 Days a Week (Roster Off)
š° Salary: Up to ā¹50,000/month
Are you a passionate React JS Developer with at least 3 years of experience? We want you to be part of our growing tech team!
ā Required Skills:
- Strong proficiency in React JS
- Knowledge of C++
- Experience with WebSocket
- Hands-on with Redux and ES6
š¼ Perks:
- Salary on the 1st of every month.
- 24 paid leaves in a year
- 15 comp offs
- Birthday leave (if choose to work double pay)
- Career Growth Opportunities
š Apply now and build something amazing with us!
Tag someone who might be a great fit!

About Webvio Technologies Private Limited
About
Company social profiles
Similar jobs



About koolio.ai
Website: www.koolio.ai
koolio Inc. is a cutting-edge Silicon Valley startup dedicated to transforming how stories are told through audio. Our mission is to democratize audio content creation by empowering individuals and businesses to effortlessly produce high-quality, professional-grade content. Leveraging AI and intuitive web-based tools, koolio.ai enables creators to craft, edit, and distribute audio contentāfrom storytelling to educational materials, brand marketing, and beyondāeasily. We are passionate about helping people and organizations share their voices, fostering creativity, collaboration, and engaging storytelling for a wide range of use cases.
About the Full-Time Position
We are seeking experienced Full Stack Developers to join our innovative team on a full-time, hybrid basis. As part of koolio.ai, you will work on a next-gen AI-powered platform, shaping the future of audio content creation. Youāll collaborate with cross-functional teams to deliver scalable, high-performance web applications, handling client- and server-side development. This role offers a unique opportunity to contribute to a rapidly growing platform with a global reach and thrive in a fast-moving, self-learning startup environment where adaptability and innovation are key.
Key Responsibilities:
- Collaborate with teams to implement new features, improve current systems, and troubleshoot issues as we scale
- Design and build efficient, secure, and modular client-side and server-side architecture
- Develop high-performance web applications with reusable and maintainable code
- Work with audio/video processing libraries for JavaScript to enhance multimedia content creation
- Integrate RESTful APIs with Google Cloud Services to build robust cloud-based applications
- Develop and optimize Cloud Functions to meet specific project requirements and enhance overall platform performance
Requirements and Skills:
- Education: Degree in Computer Science or a related field
- Work Experience: Minimum of 6+ years of proven experience as a Full Stack Developer or similar role, with demonstrable expertise in building web applications at scale
- Technical Skills:
- Proficiency in front-end languages such as HTML, CSS, JavaScript, jQuery, and ReactJS
- Strong experience with server-side technologies, particularly REST APIs, Python, Google Cloud Functions, and Google Cloud services
- Familiarity with NoSQL and PostgreSQL databases
- Experience working with audio/video processing libraries is a strong plus
- Soft Skills:
- Strong problem-solving skills and the ability to think critically about issues and solutions
- Excellent collaboration and communication skills, with the ability to work effectively in a remote, diverse, and distributed team environment
- Proactive, self-motivated, and able to work independently, balancing multiple tasks with minimal supervision
- Keen attention to detail and a passion for delivering high-quality, scalable solutions
- Other Skills: Familiarity with GitHub, CI/CD pipelines, and best practices in version control and continuous deployment
Compensation and Benefits:
- Total Yearly Compensation: ā¹25 LPA based on skills and experience
- Health Insurance: Comprehensive health coverage provided by the company
- ESOPs: An opportunity for wealth creation and to grow alongside a fantastic team
Why Join Us?
- Be a part of a passionate and visionary team at the forefront of audio content creation
- Work on an exciting, evolving product that is reshaping the way audio content is created and consumed
- Thrive in a fast-moving, self-learning startup environment that values innovation, adaptability, and continuous improvement
- Enjoy the flexibility of a full-time hybrid position with opportunities to grow professionally and expand your skills
- Collaborate with talented professionals from around the world, contributing to a product that has a real-world impact


Primary job role
Develops software/ information systems, by creating & designing sets of new functionalities and installing software solutions and play a leadership role thorough understanding of design methodologies and overall software development lifecycle.Ā
Ā
Main duties/responsibilities
- Involve in all stages of the software development process including requirement gathering, design, development, testing, deployment management, issue review and perform maintenance.
- Good analytical and problem-solving skills.
- Learn and maintain up to date knowledge of latest technologies, tools and platforms.
- Responsible for maintaining a high level of expertise in all areas of technology used (or potentially used) by the team.
- Produce high quality and designs by following industry best practices and coding standards.
- Communicate with clients as and when required.
- Responsible for clear communication (both written and verbal) with technical and non-technical contacts (internal and external) and all seniority levels.
- Ability to work both independently and as a part of a team.
- Work with non-technical business teams to understand the functionality, composition, and user requirements.
- Ability to achieve tasks with minimum supervision.
- Participate in estimations.
- Participate in design discussions.
- Provides technical support to customers and employees.
- Provides training and guidance to the new developers.
- Ability to play a leadership role within the team
Experience
- 4-5 years of experience in the relevant field with 1-2 year in SSE role.
Technical Knowledge
- Angular, React/Redux (or Similar Technology)
- Node.js
- RESTfull API integration
- Experience working with Docker and containerized applications
- Experience working with Kubernetes or other container orchestration tools
- Knowledge and understanding of working in AWS environments
- Experience in full stack development (with passion)
- RDBMS and Document Database
- Experience with Agile/Scrum Development Methodology
- Exposure to Continues Integration (CI/ CD)
- Version control systems like Git/ TFS
Ā
Qualifications
- Bachelorās Degree in Computer Science / IT or an equivalent qualification.
Ā
Behavioral competencies
- Communication
- Teamwork & collaboration
- Client orientation
Ā
Ā
Ā
Expecting leads to know Angular9, React (Functional, Hooks), Nodejs(NestJS), Test Driven Development (Unit Test)/JEST, Microservice / Container ( Docker )


What you'll do
You will work collaboratively in small teams and iteratively through design and development to deliver fully functioning web-based and mobile applications. In this role, you will employ agile methodologies to quickly provide our consultants with the solutions they need. You will help combine the latest open source technologies together with traditional Enterprise software products. You will be a core member of the team with responsibilities that range from driving the architecture design and technology decisions for shaping the next generation products for various internal teams to ensure that we stay on the leading edge of technology. You will also be responsible for leading multiple development teams while delivering the best in class enterprise-grade software solutions across a breadth of different platforms and technologies.
Full-stack
Ā


- High School diploma or GED requiredĀ
- A minimum of 5 yearsā experience designing and building scalable web based applicationsĀ
- Experience with RESTful web services, Java/Spring framework, NodeJS applications, React & Vue FrameworksĀ
- Strong relational databaseāÆmodelingāÆand SQL experience (Oracle, MSSQL)fĀ
- Solid knowledge of testing principle and ability to build comprehensive test suiteāÆĀ
- Demonstrated UI design and UX sensibilitiesĀ
- Experience in scripting against Windows/Linux i.e. PowerShell, VB or Unix Shell Script, PythonāÆĀ
- Ability to coordinate the release/deployment process and versioning, code, configuration managementĀ
- Experience with Git/Bitbucket and Opensource Tools and Agile methodologiesĀ
- Experience leading software developers on development best practices as a technical leadĀ
- Experience with using JIRA (for defect tracking and for ITSM ticketing with Incident/Problem/Change)āÆĀ

Responsibilities: Developing the latest user facing features using React.js Designing a modern highly responsive web - based user interfaceBuilding reusable components and front - end libraries for future use Translating designs and wireframes into high - quality codeLearn and understand user interactions Optimising components for maximum performance across a vast array of web - capable devices and browsers
Coordinating with various teams working on distinct layers.As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive
Freshers are welcome. stipend : 5K
Non - technical skills: Team player Excellent time
management skills Great interpersonal and communication skills.

Hello,
Is your career aspiration to build and scale up Technology products to reach millions of users? Then we are looking for you!
This is with reference to our conversation today. We are looking for great talent like you to help us build the world's largest and only cricket network!Ā
We are what you wish existed while you were growing up playing cricket! CricHeroes is the worldās largest Cricket Network with 10 million+ users. It helps cricketers score their matches, tournaments, get recognition and improve themselves with data. In the next few years, we are determined to reach 100 million+ grassroots cricketers all around the world. With 70+ District level associations, 20+ BCCI affiliated associations in India, and 30+ ICC-affiliated associations, the app is currently used around the world which includes quite a few test-playing countries as well.Ā
We are a team of 44 extraordinary members, who are striving to do some great quality work, empowered with freedom and responsibility, keeping in mind āWhatās best for CricHeroes''. We live by the culture of openness and candor. To be able to say what you feel with the right intent helps us to grow as an individual and as a company.
Moving on from work-life balance we believe in work-life integration. For matured adults working with us, we don't find a reason to have control over their leaves and holidays. Thus, we have an āUnlimited Leave Policyā and it's working great for us! In addition, we also have flexible work hours and 5 workdays a week. Moreover for anything, we ensure we set the right Context over Control.
To help us grow and increase our Talent Density, we are looking for an All-Rounder Full Stack Developer, who is passionate about scaling up India's one-of-a-kind niche B2C platform and the pulse of the nation - Cricket!
Please find below the details of the job:
This might be a great opportunity for you if
-
You are action and result-oriented highly driven person who aspires to be part of a team that is scaling up a successful B2C product.
-
You are an analytical problem solver with strong Node.JS knowledge and a passion for teamwork and innovation
-
You have hands-on experience in designing and developing applications and object-oriented analysis and design using common design patterns.
Ā Ā
What are we looking for, in you?
-
You are an ambitious problem solver who is constantly learning and updating yourself with the latest technology and an expert in technology development.
-
In-depth knowledge of Node.js and used it for product development in a B2C fast-paced product company for 5-6 years
-
Strong analytical skills and problem-solving aptitude
-
Attention to details
-
You believe in teamwork.
-
You have a Bachelor's degree in Computer Science (or Equivalent).
-
Mandatory Technical background: Node.js, Javascript, MySQL, MongoDB, Redis, Angular JS, React JS
-
Preferable skills in AWS, Big Data, Analytics, Google Cloud.
Ā
What are we looking for, from you?
-
You will write well-designed, testable, efficient code.
-
You will ensure the code and designs are in compliance with specifications as developed.
-
You will prepare and produce releases of software platforms and support continuous improvement by investigating alternatives and technologies.
-
Work as part of a team developing applications and services using Agile development methods
-
Contribute to team and organizational improvements in process and infrastructure
-
Build customer-facing UI and back-end services
-
Code, test and operate node.js based services
-
Effectively use tools and ingenuity to identify and fix defects before they become a problem
-
Good Stackoverflow profile is a big plus.
Ā
We are made in India by the passionate cricketers for the passionate cricketers of the world!
If you are interested, I will send you details to my team forĀ furtherĀ screening.
At BigRadar we automated consumer interactions using Chatbots. You'll be working in the backend to create services to make it happens. Obviously, we're looking for self-driven individuals who're proud of their code and do care about no more spaces.
Ā
Requirements:
- At least 3 years experience.
- Writing HTML, CSS, and JavaScript.
- Expertise in front end framework like Angular (preferred) or React.
- Expertise in back-end programming language JavaScript, TypeScript, NodeJs.
- Working with RDBMS such as Postgres or MySQL.
- Experience implementing testing platforms and unit tests.
- Proficiency with Git.
- Appreciation for clean and well-documented code.
- Understanding of microservices and distributed systems.
- Experience working with AWS infrastructure.
- Docker or Kubernetes.
- Message queues such as Kafka.
- CI/ CD tools such as Jenkins.
BigRadar is an early-stage SaaS company which delivers great customer satisfaction. Our monthly Monthly revenue rate is increasing rapidly which create great career opportunities for people working with us.
Ā
Since, our primary customer base in London, UK. We will soon launch our office there!




- Multiple solution stack development experience along with MEAN(Mongo, Express, Angular and Node)
- Python with any web framework
- Micro Services, Performance Engineering, Docker, Kubernetes, AZURE, CI/CD pipeline,, MySQL and Database design
Job Role :
- Responsible for component selection, design standardization, common library building.
- Build services and templates based on published standard (RFC type)Build coding templates and architypes adhering to design standard.
- Understand NFR and define architecture, design and validation for each NFR element.
- Design data model, service contract and document framework.Define and ensure coding standards
- Define and ensure UI standards are followed. Design micro services, security, deployment Well-versed in module level effort estimationWell-versed in application integration patterns Exposure to bug fixing, maintenance, continuous integration releases.
- Exposure to building architectural view like logical, physical and deployment.Exposure to performance bottleneck, RCA and remediation.Exposure to security issues, RCA and remediation.
Process Exposure :
- Able to interact with team, stakeholders and architects. Understand functional requirements and create design documents for features.
- Participate in sprint planning and story elaboration sessions.
- Candidate should be able to work independently in an Agile project.
- Experience with Test-Driven Development, Integration testing and Agile processes.
- Code review from a standard and design adherence perspective.



