Senior Staff Engineer (Frontend - React)

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 content—from storytelling to educational materials, brand marketing, and beyond—easily. 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 looking for a Junior Frontend Engineer to join our fast-growing team on a full-time, hybrid basis. You will be a key contributor in enhancing the user interface of koolio.ai’s AI-powered platform, driving innovation and excellence in audio content creation. You will collaborate closely with senior developers and designers to deliver high-performance, user-friendly web applications that delight our customers.

Key Responsibilities:

• Collaborate with the product and design teams to develop and implement user-friendly web interfaces
• Write clean, efficient, and reusable code using modern frontend technologies
• Ensure responsive design and optimize web pages for performance and scalability across devices
• Debug and resolve issues, improving the overall user experience on the platform
• Assist in integrating APIs and frontend services with the backend
• Stay up-to-date with the latest trends in frontend development and suggest improvements to enhance the platform’s functionality

Requirements and Skills:

• Education: Degree in Computer Science or a related field
• Work Experience: Minimum of 1-2 years of proven experience as a Front-end Engineer or similar role with a focus on user interface development
• Technical Skills:
• Strong proficiency in JavaScript frameworks like ReactJS or Redux
• Proficiency in frontend languages such as HTML, CSS, and JavaScript (ES6+)
• Experience with CSS frameworks (e.g., Bootstrap or Tailwind CSS) for responsive design
• Basic understanding of REST APIs and integration with frontend applications
• Knowledge of version control systems (e.g., Git) and best practices in code management
• Soft Skills:
• Strong attention to detail and a focus on delivering high-quality work
• Ability to work effectively in a remote, collaborative environment with distributed teams
• Willingness to learn new technologies and adapt to a fast-paced startup environment
• Excellent communication and time-management skills, with the ability to manage multiple tasks simultaneously
• Other Skills: 
• Familiarity with Figma or other design tools is a plus. 
• Understanding of SEO principles and how frontend development impacts web performance

Compensation and Benefits:

• Total Yearly Compensation: ₹8-12 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

We are looking for a skilled react.js developer to join our front-end development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.

React.js Developer Responsibilities: 

1.     Reviewing application requirements and interface designs.
2.     Identifying web-based user interactions.
3.     Developing and implementing highly responsive user interface components using react concepts.
4.     Writing application interface codes using JavaScript following react.js workflows.
5.     Troubleshooting interface software and debugging application codes.
6.     Developing and implementing front-end architecture to support user interface concepts.
7.     Monitoring and improving front-end performance.
8.     Documenting application changes and developing updates. 

React.js Developer Requirements: 

1.     Previous experience working as a react.js developer.
2.     In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
3.     Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
4.     Experience with user interface design.
5.     Experience with browser-based debugging and performance testing software.
6.     Excellent troubleshooting skills.

In 2020, We have started as India’s first influencer marketing advert built for marketers and advertisers to scale on user acquisition, branding, and lead generation. UPCRED offers an integrated platform for all things in influencer marketing from sourcing to managing to payout and all in one influencer marketing reporting through UPCRED Pixel Management, empowering millions of nano, micro, macro, mega influencers/creators and accelerating every aspect of the influencer marketing journey for brands and influencer.

Senior React Native Developer - iOS/Android Platform

Core Responsibilities:

• Develop cross-platform mobile applications in React Native which customers love using
• Work with product, design, backend teams to develop features
• Work on bindings and integrations required with native iOS and Android libraries
• Plan, estimate, and delivery your project with minimal supervision

Skills:

1 - 5 years of React Native experience with some hands-on experience with app development and launches especially deployment with the App Store and Play Store [Android + iOS].

Understanding of REST APIs, the document request model, offline storage, state management.

Experience in Firebase and App Analytics tools

Experience with Content/Video-based app.

Experience with native Android or iOS development.

Understanding of Social Video-based app Architecture

If you have a passion for building and scaling marketplaces that stand out for great customer experience, this is a game-changing role in our crazy pursuit to become India’s most-loved social brand.

We at UPCRED

Life so good, you’d think we’re kidding:

• Competitive salaries.
• An extensive medical insurance that looks out for our employees & their dependants. We’ll love you and take care of you, promise.
• Flexible working hours.
• Tailored vacation & leave policies so that you can enjoy every important moment in your life.
• Learning and upskilling opportunities.
• Good food, games, and a cool office to make you feel at home.

HOW?

Apply, and let us know your interest?

UPCRED Advert, that's how we grow, fair and transparent!

Work Profile

• Delivering a complete front end application in AgularJS
• Ensuring high performance on mobile and browser with reusable and modular components spanning cross multiple projects
• Coordinating the workflow between the graphic designer, the HTML coder, and yourself
• Integrate with the back-end developer in the process of building the RESTful API
• Communicating with external web services for 3rd Party tools and services integration

Requirement

• Experience and proficiency with AngularJS, JavaScript and HTML5
• Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
• Creating self-contained, reusable, and testable modules and components
• Ability to provide SEO solutions and optimization
• Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
• Creating custom, general use modules and components which extend the elements and modules of core AngularJS

React js Developer
Exp – 6 + yrs

Notice period- only Immediate

Location: Bangalore (Jigni and Whitefield)

19 LPA

JD: React JS with Redux and unit testing frame work

Hybrid – 3 Days working

React.js, HTML5, CSS3, Javascript
Client side scripting
Experience in responsive design, PWA, asynchronous request handling, complex front end displays like flowchart, graphs etc.
Knowledge of JSON/XML
Knowledge of Web Fundamentals, Browser Working, REST API
State Management with Redux
Latest APIs of HTML5

Roles and Responsibilities:

• Use markup languages like HTML to create user-friendly web pages
• Optimize applications for maximum speed
• Design mobile-based features
• 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
• Create quality mockups and prototypes
• Ensure high quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies

Requirements:

• Minimum 1 year of work experience as a front end developer.
• Positive attitude, great energy, and a desire to learn more about web development
• Skills in troubleshooting and debugging
• A desire to keep current and use the most up-to-date best practices
• An understanding of testing and quality control
• Has a strong interest in design and technology.