Frontend Engineer

About the role

We are seeking a highly skilled and experienced Senior Front-End Performance Engineer to join our dynamic and innovative development team. The ideal candidate is not only a proficient UI developer but also possesses a deep understanding of performance optimization techniques for web applications. You will be responsible for enhancing the performance, scalability, and user experience of our high-traffic and complex applications. As a Senior Front-End Performance Engineer, you will play a key role in leading a team, collaborating with cross-functional groups, and creatively solving challenging technical problems.

Responsibilities

• Lead and mentored a team of front-end engineers, fostering growth and collaboration.
• Be a critical figure in HighLevel's front-end guild leadership.
• Design and maintain the frontend infrastructure, Dev tools, and design system, ensuring scalability, performance, and security.
• Collaborate with cross-functional teams, including backend developers, product managers, and designers, to deliver seamless user experiences.
• Advocate for and implement best practices in front-end development, including code quality, testing, and deployment.
• Optimize build tools, CI/CD pipelines, and developer workflows for front-end projects.
• Stay up to date with the latest trends and technologies in web development, assessing their relevance to our projects.
• Provide architectural guidance and technical expertise, particularly in TypeScript and web frontend frameworks.
• Communicate complex technical concepts effectively to both technical and non-technical stakeholders.

Your Core Skills

• Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience).
• 5+ years of experience in front-end development with a strong focus on performance optimization.
• Proven track record of successfully optimizing large-scale and complex web applications.
• Proficiency in Vue.js, Webpack, TypeScript, Node.js, and MongoDB is a plus
• Deep understanding of browser rendering behavior, network performance, and caching strategies.
• Experience in leading or mentoring development teams.
• Creative problem-solving skills with the ability to tackle challenging technical issues.
• Strong communication and collaboration skills to work effectively in a cross-functional team environment.
• Familiarity with open-source software development and contributions.
• Up-to-date knowledge of industry trends, best practices, and emerging technologies in front-end development and performance optimization.

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

Responsibilities:

• Responsible for development of new highly-responsive, web-based user interface
• Work and collaborate in a scrum structure
• Develop components and libraries that are reusable and future-proof
• Develop a flexible and well-structured APIs to support the system

Required Skills:

• Excellent understanding of Javascript including the OOP concept and how DOM work
• Thorough understanding of React.js and its core principles
• Prior experience with popular React.js workflows (such as Flux or Redux)
• Prior experience with data structure libraries (e.g., Immutable.js)
• Familiarity with RESTful APIs
• Familiarity with HTML / CSS
• GIT experience
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Should be comfortable working in our Bangalore office from Day 1.
• Should possess good communication skills.

About Eastvantage:

At Eastvantage, our mission is to create meaningful jobs and provide careers that are knowledge-based, inspiring, and always with the potential for development and growth.

We are an independently-owned Global business solutions company enabling offshore operations from our locations in the Philippines, India, Bulgaria, Vietnam and Belgium. With European roots, we provide our services to global companies that have offices in every populated continent in the world. We have been in the industry for over a decade, growing from a handful to over 1200 happy employees over the years.

We invite you to navigate through our website to get to know who we are, to see what sets us apart in culture and thinking. Join us and be part of our success story!

You should apply if you have —

1. 3 - 5 years of technical experience (you can count internships & freelance work towards this).
2. Proficiency in React (especially Hooks) and Typescript; experience in Node.js is nice to have.
3. Experience in profiling apps for performance.
4. A track record of writing accessible and detailed version-control commits, documentation and code reviews.
5. A strong ability to write clean, scalable, self-documenting & highly-testable code.
6. Very good problem-solving skills.

You'll be helping us with some of these challenges —

1. How do we keep building more features while keeping the code clean, as small as possible and highly performant?
2. How do we build a strong testing-first delivery cycle so we can ship code with greater confidence?

We're problem-solvers at heart, and we value data-driven decision-making. We believe in high-quality execution, crafting great user experiences, honest & transparent communication and enabling our people to thrive and be the best version of themselves.

The early engineering + product team includes folks from https://home.lynk.co.in/" target="_blank">Lynk,Zoho and https://www.kilobytetech.com/" target="_blank">Kilobyte, and we're hoping to build one of the best teams in the city; kind & compassionate, diverse and smart — one you can be proud for being a part of.

We're all generalists and prefer picking the right tool for the job. That said, we do use a lot of new & exciting technology.

Backend

• Golang for most services and Node.js (https://koajs.com/" target="_blank">Koa, https://github.com/lukeed/polka#polka" target="_blank">Polka) for a few
• gRPC for inter-service communication
• PostgreSQL

Frontend

• 100% TypeScript
• React v17 & https://nextjs.org/" target="_blank">Next.js v10
• https://github.com/pmndrs/zustand#readme" target="_blank">Zustand
• https://chakra-ui.com/" target="_blank">Chakra-UI
• https://www.framer.com/motion/" target="_blank">Framer Motion
• https://storybook.js.org/" target="_blank">Storybook
• https://maizzle.com/" target="_blank">Maizzle

Infra

• AWS (with extensive use of RDS, S3, ECS, SQS, SES & CloudWatch)
• Gitlab for version-control and CI/CD
• All apps built and shipped as Docker images
• Kubernetes for container orchestration
• https://www.honeybadger.io/" target="_blank">Honeybadger for error analytics & uptime monitoring

We are looking for a JavaScript developer who is proficient with React.js . Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

Requirements:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Thorough understanding of React.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of EcmaScript.
• Experience with data structure libraries (e. g., Immutable.js ).
• Knowledge of isomorphic React is a plus.
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end build pipelines and tools.
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

1. Experience in Website Development.

2. To create web pages through HTML and CSS in alignment with PSD design and themify them. In other words, combine interface design concepts with digital design.

3. The candidate should have hands-on experience in Adobe Photoshop and Adobe creative suite. And should be proficient enough in designing the UI of websites with great user experience.

4. Ability to translate business requirements into system design and perform as per the needs.Capable enough to analyze the user’s choice over graphics and animation needs.

5. Conduct testing of completed applications to assess user experience.

6. Use coding to develop the aesthetics implemented within a website, from the layout menus and drop-down options to colours and fonts.

7. Ensuring all interactions are intuitive and convenient for the audience.

8. Collaborate with back-end web developers and programmers to improve usability.

9. Ensure that the website is optimized for various devices.

10. Coordinate with the testing team and work closely with them and implement the changes as asked by them.

11. The candidate must be ready to take responsibility, ownership of code, be independent, and at the same time is open to learning something new.

12. Basic knowledge of PHP.