React.js Developer

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

Position: React/Redux Frontend Engineer

Location: Pune (Initially Remote)

We are looking for a candidate with experience in building single page applications using React / Redux. You would be working on a product actively used by thousands of customers.

About the Organization:

It is one of the most exciting Bay Area Product Driven Organization in Logistics industry supporting more than 30,0000 customers.

Your responsibility will include, but not limited to:

• Transforming product requirements into clean well-written code

• Optimizing existing code for performance and reusability

Must have:

• 5+ Years of Strong knowledge of Javascript, ES6, JSX
• 2+ Years of Strong knowledge of React and Redux
• Knowledge of promises / Async / Await
• Good understanding of REST API integration and authentication
• Looking for Someone Who can start immediately / Within a month
• Typical Product Background with a Programming Thinking of solving complex problem

Educational Qualification:

Should Be a Computer Science Graduate, preferably from a Tier-1 Engineering college

Good to have:

• Advance GIT

• HTML / CSS knowledge

• Knowledge or experience working with Service Workers


Why join us?

• Very high-growth

• Passionate, collaborative, and awesome co-workers

• Free lunches

• Competitive salaries

 

• 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 content modules, and maintainability of the code.
• Implement UI development principles to ensure that the product client-side serves at scale.
• Review and optimize usage by monitoring key metrics and rectifying the issues proactively.
• An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.

• 3 to 6 years of relevant work experience as a web developer, UI developer, JavaScript expert, or frontend engineer
• Sound knowledge in JavaScript, ReactJS, HTML, CSS
• Familiar with UI layouts, SASS, bootstrap, and Material UI
• Experience debugging using popular JavaScript-based tools like Chrome Developer Console

• Knowledge of TDD frameworks mocha, chai, jest etc.
• Understanding of Typescript
• Understanding of ReactJS based frameworks like NextJS, Gatsby, etc.
• Understanding of REST API
• Passionate to create good design and usability

Job Title: UI Developer- HTML / CSS / JavaScript

Department: Technology and Research

Location: Mohali, Punjab

Reports to:  Technical Lead

Context

Sampana Digital (SDPL) (http://www.sampanadigital.com">www.sampanadigital.com)  is a digital technology company that provides end-to-end product engineering and digital transformation services. Our engineering services includes web & mobile application development, user experience design, cloud, testing and infrastructure managed services to transform businesses digitally. We also enable enterprises with contextual and personalized two-way multi-channel mobile communications, including SMS, voice, email and PWA technology.

We believe in small teams of smart, committed, and diverse individuals coming together and form a breakthrough insight. We are a team of passionate professionals to craft an unbeatable culture and services.

Come and join us!   

Role Description

We are looking for a creative and skilled UI Developer to develop websites and applications with functionality and aesthetics in mind. The UI Developer will work with Back-End Developers and Front End Developers to ensure that the website is optimized for several devices and presented in an attractive way. As a UI Developer one must have excellent knowledge of HTML, CSS and JavaScript.

Job Responsibilities

• Writes high quality code & unit tests, builds, tests as per agreed timelines
• Participates in technical design and provides estimation
• Owns one or more small to medium features
• Becomes a go-to person in at least one area
• Communicates clearly and gets clarification upfront to minimise rework.

Skills

• Exhibit strong problem solving skills, helps other developers and demonstrates teamwork
• Understands detailed requirements and demonstrates excellent problem solving skills
• Deep understanding of software engineering practices, Design Patterns.
• Hands-on experience in UI framework
• Understanding of web markup, including HTML5, CSS3 and cross-browser compatibility issues.

• Proficiency in converting visual design (created in Adobe Photoshop, Illustrator,etc) into HTML CSS.

• Strong sense of ownership, drive and ability to deliver results
• Strong communication skills
• Must have experience in bootstrap/ responsive design
• Experienced in web performance testing tools

Previous experience as a UI Engineer.

Must have hands-on knowledge of web 2.0, including HTML5, CSS3
Must have hands-on knowledge of server-side CSS pre-processing platforms, such as SASS/LESS
Must have hands-on knowledge in JavaScript frameworks like Object Oriented JS, Typescript (ECMAScript 6)
Good understanding of asynchronous request handling, partial page updates, and AJAX
Good understanding of REST API Proficient understanding of cross-browser compatibility issues and ways to work around them.
Proficient understanding of code versioning tools, such as Git
Working knowledge of design specs (style guide) tools like Zeplin, Invision etc.