Sr Front End Developer|| Angular/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

·      JavaScript, Typescript

·      Any UI Framework (web components) - primarily React.js

·      Rxjs

·      State Management frameworks - redux

·      Design Patterns

·      Jest / WTR for testing

·      Playwright, cypress - functional tests (good to have)

Roll : Technical Trainer

Skills Required: Html,Css,Bootstrap,Javascript,Reactjs,Nodejs,Expressjs,MongoDB

Exp: 2 - 5yrs in training.

We’re looking for a seasoned technologist proficient with frontend development.

Is that you?

We are looking for a Senior Frontend Web Developer with 5+ years of solid experience. We work in a variety of front-end technologies including React, Angular, ReactNative, and native apps. We’re looking for someone who is hands-on and can also lead our teams and put in place best practices for software engineering for Web UI development.

Responsibilities:

1. Technical strategy and guidance for clients

2. High-level & low-level software design

3. Hands-on development & deployment of applications

4. Mentoring fellow UI developers

5. Putting in place good practices for robust, pixel-perfect UI development in all our projects.

Skills And Qualifications:

● Proficient in modern JavaScript frameworks – React, Angular, AngularJS, and others.

● Experienced in product quality maintainable code with good practices for CSS style sheets and HTML.

● Expertise in asynchronous request handling, partial page updates, AJAX, and CORS with a strong understanding of cross-browser compatibility issues and

ways to work around them

● We prefer hands-on developers who can architect for modularisation and are adept at creating reusable frontend components

● We would love to have someone who is a follower and practitioner of good coding conventions in Javascript

● We require someone who understands code versioning tools, such as Git.

● We enjoy working with people who have impeccable written and verbal communication skills

What you will work on

● You will build robust and secure web apps using REST/JSONAPI/GraphQL APIs

● You will write elegant code, come up with clearly articulated designs and even get a chance to dabble with the architecture of large systems. Once you join, the

opportunities are open and you can rise to the level of your capabilities quickly.

● You will provide code architecture and componentization guidance to team members

● You will mentor team members in best practices and conventions used in frontend development

● We expect you to hit the ground running with your knowledge and your skills

● We have a stable software lifecycle methodology which includes Git, Ansible, Docker and more. You will get to adopt and adapt this for the projects. Being part of a team that serves start-ups means that you must think on your feet, apply your knowledge, and learn interesting technologies. It also means having fun.

Apply Now

We are hiring ReactJS Developers.

Experience - 3-5 years

Location - Ahmedabad

5 Days working 

Required Skills:

• Should be able to do code review and deployments.
• Should have experience in JavaScript, including DOM manipulation and the JavaScript object model.
• Thorough understanding of React.js and its core principles along with React-hooks, CSS3, and HTML5.
• Experience with popular React.js workflows ( Redux - Saga )
• Familiarity with newer specifications of ECMAScript 6
• Experience with data Structures libraries ( e.g., Immutable.js )
• Familiarity with RESTful APIs
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• A knack for benchmarking and optimization
• Familiarity with code versioning tools such GIT.
• Familiarity with tools like React-Redux, immer, Qwest, connected-react-router, TSlint
• UI frameworks like Material UI and Kendo UI
• Familiar with Unit testing libraries like Jest-dom etc
• Familiar with browser-based debugging tools like React DevTools, React Developer tools, etc.
• Familiar with Webpack

Job Description

About Jodo:- 

A mission-oriented early-stage fin-tech startup which is building a suite of carefully tailored financial products and delivery mechanisms to fulfill the aspirations and needs of middle-income households in urban India. Jodo is started by three co-founders, who have a pedigreed education background (IIT/IIM) and relevant professional experience in financial services. More importantly, they come from a similar background as the customer segment they are serving, and have done extensive customer research to understands the needs of the customer. It is backed by high-quality investors.

Responsibilities:-

-UI developer should be highly skilled in Web Design and implementation with a passion for building great web-based user interfaces.
-Elegantly implement page designs in standards-compliant dynamic XHTML and CSS.
-Strong knowledge of internet/web technologies and languages such as javascript, jQuery, DHTML,   CSS/XHTML, XML, JSON API.
-Advocating Web interaction design best practices with a focus on consistency and usability.
-Create rapid prototypes of interfaces to be used as a blueprint for content and technical development.
-Work closely with back-end developers to find ways to push the limits of existing Web technology in service of creating the best possible user experience.
-Ensuring pages are programmed error-free, cross-browser, cross-platform, and optimized for download performance.

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end
• Collaborate with other team members and stakeholders.
•  

Strong on HTML,CSS & JAVASCRIPT

Your key responsibilities will be converting PSD/Figma into HTML/CSS. You will also be responsible for writing clean, semantic front end code - HTML5, CSS3, JQuery, Java Script.

Selection Criteria
If your profile has selected then you have to attend a 3 hours assignment to move your candidature to the final round of interview.

• Seek to enhance the user experience by creating seamless navigation through various digital programs and interfaces within the company
• Use coding to develop the aesthetics implemented within a website or product, from the layout menus and drop-down options to colors and fonts
• Combine interface design concepts with digital design and establish milestones to encourage cooperation and teamwork
• Develop overall concepts for improving the user experience within a business webpage or product, ensuring all interactions are intuitive and convenient for customers
• Collaborate with back-end web developers and programmers to improve usability

• 2-4 years of demonstrated experience in creating and implementing UI development
• Detailed experience with coding and the ability to troubleshoot and analyze websites using HTML, CSS and comparable languages
• Continued education and research into UI development trends and current design strategy and technology
• Professional written and interpersonal skills
• Ability to prioritize and manage multiple milestones and projects efficiently
• Advanced problem-solving skills and the ability to optimize code for the best possible outcome
• Ability to work effectively in a collaborative environment to create top-performing interfaces
• Proficient with visual design programs such as Adobe Photoshop

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.

• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.

• Maintain and write clean code to ensure the product is of the highest quality.

Job Description:

Design skills

Strong working knowledge on various design patterns such as MVC, MVVM, DDD and any custom/hybrid framework as designed by the Architects.
Strong uderstanding in building Single Page Application

Process skills

Built application leveraging Agile DevOps principles and Azure DevOps toolset as part of SCRUM team


Technical skills

• Strong coding and work experience in Front End coding using Angular 8, BackBone, Bootstrap.
• Should have experience on 3rd party tools like PDF.Js (Generate PDF), SheetJS (Export Excel sheet), HighCharts or CharJS (Generate Charts and Graph).
• Should have good understanding of web servers such as IIS and Front-end runtimes using Node.js/NPM.
• Strong debugging skills using browser based Front end application written in Angular 8
• Strong knowledge and understanding of data sharing medium using JSON, XML.
• Should have used IDE such as Visual Studio and Visual Studio Code for Front-end development.
• Create Unit test cases using Jasmine and have all critical flows covered.
• Understanding of MS Build and MS Test as part of Azure DevOps pipelines
• Ability to triage defects in QA, UAT and Production and provide fix with quick turn around time.

• 5+ years of building SPA web solutions using Angular 8 , BackBone, Bootstrap
• 5+ years building HTML5 complaint pages
• 3+ years of experience using TypeScript
• 3+ years of writing automated testing using Jamine or others
• 3+ years of using TFS for Build and automated testing
• 1+ years of experience using Security Assessment Tool like Fortify 360 or IBM APP Scan
• 1+ years of experience using code quality assessment tool like SonarQube
• 1+ years of experience using API Management tool like Swagger
• 1+ years of experience on APM tools like DynaTrace
• 1+ years leveraging Azure DevOps

• Understanding of cloud based deployment using containers is plus
• Understanding of JS frameworks like Vue or React is plus

Responsibilities:

• Understand the requirement and purpose of implementation.
• Implement modules with individual products and come up with impact and own ideas and solutions.
• Troubleshooting issues across environments.
• Responsible for monitoring, highlighting and troubleshooting issues across environments.
• Responsible for design and develop the components as per the requirement.
• Technical documentation, design and development using tools and technologies like HTML5, JAVA and Angular JS etc.
• Complete the build of code on time and as per application coding standards, and perform unit testing.

Requirements:

• Strong Expertise and experience in HTML5, charting libraries, JavaScript, jQuery, Angular(2+) or ReactJS

• Strong hands-on experience in Web services (REST)
• Proficient knowledge in D3.JS
• Good understanding of user interactions
• At least involved in one live project on D3.JS
• Handson on Visualisations

• Knowledge in Nodejs
• Knowledge in React JS / Angular 2+
• Good understanding of cloud computing platforms and its services
• Experience in UI, UX, data visualisations, usability, design aspects and user stories