Front end Engineer: 3+ yrs: React.js/Angularjs

About the Role:

We are hiring a Senior Frontend Engineer to build high-performance, scalable, and visually refined web applications. This is a hands-on engineering role focused on architecture, performance, and crafting exceptional user experiences.

You will work closely with design, product, and backend teams to build robust frontend systems, define engineering standards, and ship production-grade features that scale.

Responsibilities:

- Build scalable, modular frontend applications using React, Next.js, and TypeScript

- Architect component-driven UI systems and reusable design libraries

- Implement robust state management using Redux, Zustand, or similar

- Optimize Core Web Vitals, performance, and accessibility (WCAG)

- Translate Figma/design specs into pixel-perfect, production-grade interfaces

- Improve build systems, CI/CD pipelines, and developer tooling

- Implement testing strategies — unit, integration, and E2E (Jest, Cypress, Playwright)

- Mentor junior engineers and define engineering standards

- Collaborate with backend teams to design API contracts and integrations

Must Have:

- 5+ years of experience in frontend engineering

- Strong expertise in JavaScript/TypeScript and React/Next.js

- Experience building scalable frontend architecture from scratch

- Deep understanding of browser rendering, performance, and optimization

- Strong grasp of responsive design and accessibility best practices

- Experience with state management — Redux, Zustand, or similar

- Ability to write clean, maintainable, production-ready code

Good to Have:

- Experience building design systems or component libraries

- Familiarity with SSR/SSG and performance-driven architectures

- Experience with micro-frontends or large-scale frontend systems

- Exposure to cloud deployment workflows and frontend observability

- Three.js or WebGL experience

Tech Stack:

JavaScript / TypeScript · React · Next.js · Tailwind · Redux / Zustand · Webpack / Vite · Jest · Cypress · Playwright · GraphQL · REST APIs

Work Details:

- Location: HSR Layout, Bengaluru (Work from Office)

- Working Days: 6 days/week (Mon-Fri WFO, Sat WFH)

- Employment Type: Full-time

Compensation:

- Competitive salary

- Stock options with 4-year vesting

- Performance-based incentives

To Apply:

Share your resume, GitHub profile, portfolio or live product links, and a short note on a challenging frontend problem you solved.

• 1 - 5 years of experience as React JS developer
• Strong proficiency in JavaScript, Typescript React, Redux, HTML5 and CSS.
• Familiarity with RESTful APIs and WebSocket communication
• Experience with responsive design and development.
• Strong hold of front-end functionalities including browser testing and debugging.
• Experience working in Agile development methodology is a plus
• Excellent communication skills and an ability to work effectively in cross-functional and collaborative teams

Work Location : Bangalore

Work mode : Work from office

We're hiring a Front End Developer for the Indore location to join our team!

Experience required: 2-4 Years

Job Location: Indore (Onsite)

#skillsrequired:- Reactjs, Next.js, Redux, Flux, HTML, CSS, JavaScript, Material-UI (MUI), Git, Webpack, Babel

#Requirements:

▫ Proficiency in React.js and its core principles

▫ Experience with popular React.js workflows (such as Redux, Flux, or Context API)

▫ Strong knowledge of HTML, CSS, and JavaScript

▫ Familiarity with the Next.js and Material-UI (MUI) framework

▫ Understanding of RESTful APIs and asynchronous request handling

▫ Experience with version control systems (e.g., Git)

▫ Knowledge of frontend build tools (e.g., Webpack, Babel)

▫ Ability to optimize applications for maximum speed and scalability

▫ Familiarity with browser rendering behavior and performance optimization techniques

▫ Excellent problem-solving and communication skills

▫ Experience with Agile/Scrum methodologies is a plus

Sizzle.gg is an exciting new startup that’s changing the world of gaming.  At Sizzle, we’re building AI to automate gaming highlights, directly from Twitch and YouTube streams. We’re looking for a superstar front-end engineer that can work closely with UI/UX designers and continuously improve our site.  

You will:

• Work closely with UI/UX designers and the management team to make iterative enhancements to the website, using React, HTML & CSS
• Keep iterating and improving our client video player in React and Meteor.js
• Run numerous A/B tests on the website design, layout, color scheme, button placement, images/videos, and other objects to optimize time on site and conversion
• Create other online assets in similar style, such as HTML emails, ad landing pages, and more
• Work closely with marketing and management team to ensure successful adoption of the app, and make iterative changes to make them more user-friendly
• Work with the rest of the engineering team (back-end engineers, AI engineers) to optimize the user experience across both the site and the apps

You should have the following qualities:

• Must be an expert in React.js, HTML5, HTML, CSS, and related web technologies.  Ideally also have expertise in Meteor.js.
• Must have expertise in Bootstrap and have built responsive websites with high polish
• Familiarity with AWS environments
• Excited about working in a fast-changing startup environment
• Have a point of view on designs, usability, and delivering what the user wants
• Willingness to learn rapidly on the job, try different things, and deliver results
• Ideally a gamer or someone interested in watching gaming content online
• Looking for someone in Bangalore or willing to relocate

UI Development - Intern

Converts into a full time ‘UI Developer’ position based on performance

A UI Developer, for an early-stage Analytics startup who can help us translate UX designs into a responsive and rich user interface. Also help in improving design/functionality of product. End goal is to achieve product-market objectives

The candidate will have rich learning into what goes into designing, developing, and scaling a product from scratch. A chance to grow into a UI Development Owner in medium term

Responsibilities

1. Own UI Development closely with UX / Technology Owner

2. Implement and maintain product UI modules/sub-systems.

3. Perform bug verification, release testing and support for assigned products.

4. Conduct unit testing and integration testing.

5. Make sure the delivered product matches the business requirements.

Expectations from candidate

1. Ability: Good at logical thinking, problem solving

2. Inclination: Curious and strong willingness to learn from problems, write good code

3. Knowledge: Basics of UI Development (Some academic degree/certification or Prior experience/Projects preferred), Data visualization

4. Languages/Frameworks: HTML, CSS, JavaScript, ReactJS, NextJS

5. Interest in product focused work in a fast-moving start-up environment

6. Attitude: We are looking for a person with an owner mindset who can partner with us in building our product with a lot of commitment. We like people who are curious problem solvers and are interested in learning with us and working hard.

What we offer

1. Great culture focused on outcomes through learning and experimentation

2. Mentoring by experienced professionals from pedigreed backgrounds (IIT/IIMs)

3. Growth, ownership, and flexibility to achieve your goals.

Mandatory:

• 4-7 Experience in React JS,  (ReactJS 2.5yrs compulsory)
• Optional:

Knowledge in UX/UI design, Azure DevOps, Test Driven - and Domain Driven Development

• Developing of complex IT systems with various system integrations and configurations
• Data security/GDPR

FrontEnd Developer

Job Description

Introduction-:

Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis. Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyse medical images and create v2.0 of advanced radiology reporting. We are backed by YCombinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.

Your Roles and Responsibilities

Who can apply:

We are looking for a passionate, self-starting, competent professional who is comfortable with all aspects of software development in FrontEnd. You will get hands-on experience in the latest technology and skills such as ReactJS, VueJS, VanillaJS etc. This role is ideal for you if you have a background in Front End development and are looking for ­­­­­the next level of career growth and competence in interface design and development.

What will you do:     
                  ­­­­

• Responsible for  developing, testing and maintaining the  front-end of the product interface.
  
  
• Interacting with APIs and middlewares through Front-end action items.
  
  
• Ensuring responsiveness and cross-platform compatibility of applications.
  
  
• Owning and delivering end-to-end products, features, enhancements
  .
• Write clean, well-documented and functional code with unit test cases.

Required Skills and Technologies

• Degree in Computer Science or related discipline with 3-7 years of experience.
• Proficiency with VanillaJS, html and css, and fundamental front-end libraries and frameworks such as ReactJS, AngularJS, Vue.JS, .
• Hands on with React.JS or similar frontend framework/library.
• Well versed with UI and UX.
• Good to have knowledge of CI/CD tools.
• Hands on with investigating and fixing technical bottlenecks and performance assessment and improvement.
• Familiarity with agile methodologies.
• Prior experience with at least one no-sql database such as MongoDB.
• Excellent verbal communication skills.
• Good problem solving and troubleshooting skills.
• High sense of ownership along with deep interest and passion for technology.

We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

• 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

• Proficient understanding of web markup, including HTML5, CSS3
• Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery

• Good understanding of React JS, Redux, Styled Components.
  
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as as Gimp or Photoshop is a plus.