Frontend Developer at a VC backed startup

Job Title: Associate Frontend Engineer

Job Summary:

We are looking for a passionate and motivated Associate Frontend Engineer with 1 to 2 years of experience to join our product engineering team. In this role, you will work closely with experienced developers and designers to build seamless, performant, and user-friendly interfaces using modern JavaScript frameworks. You’ll gain hands-on experience in building production-ready web applications and learn how to deliver high-quality UI at scale.

This opportunity is ideal for individuals who are early in their careers and eager to grow through real-world development, mentorship, and continuous learning.

Website: https://www.thealteroffice.com/about

Key Responsibilities:

• Assist in developing and maintaining responsive, accessible, and performant web user interfaces.
• Work with modern JavaScript frameworks/libraries such as React, Vue, or Angular to build modular, reusable components.
• Translate UI/UX designs from tools like Figma into pixel-perfect, production-quality code.
• Write clean, maintainable, and well-documented HTML, CSS, and JavaScript (ES6+).
• Collaborate with product managers, backend engineers, and designers to deliver complete, integrated features.
• Learn and apply best practices in state management, component-driven development, and API integration.
• Participate in code reviews, understand and follow design systems, and contribute to a culture of code quality.
• Debug and resolve cross-browser, cross-device, and performance-related UI issues.
• Use tools such as Git, CI/CD pipelines, and frontend build tools (e.g., Webpack, Vite) as part of your daily workflow.
• Begin working with TypeScript, Tailwind CSS, and popular UI libraries (e.g., Material UI, Bootstrap) to enhance development efficiency and consistency.
• Follow accessibility guidelines and responsive design principles, ensuring your UI works for all users.
• Gain exposure to linting tools, formatters, testing libraries (unit/integration/e2e), and performance profiling using browser dev tools.

Requirements:

• 1 to 2 years of experience in frontend development through internships, academic projects, freelance work, or personal side projects.
• Solid understanding of HTML, CSS, and JavaScript (ES6+) fundamentals.
• Familiarity with at least one modern JavaScript framework (React, Vue, Angular).
• Understanding of version control systems like Git and ability to collaborate in a team-oriented development workflow.
• Willingness to learn and apply best practices in UI performance, security, accessibility, and maintainability.
• Strong problem-solving abilities, attention to detail, and eagerness to grow through mentorship and feedback.
• Effective communication skills and ability to work in a fast-paced, agile team environment.

Duration: 3 Months

Type: Hybrid(Gurgaon); Paid

Joining: Immediate

Who's a fit:

- Experience with React Native and ReactJS

- Excellent problem-solving and logical thinking

- Completed a degree in Computer Science, Engineering, or related field

- Projects to showcase your skills

• 3+ Years of designing and developing using AngularJS 
• Writing JavaScript, TypeScript, CSS, and HTML.
• Knowledge of JavaScript MV-VM/MVC frameworks including Angular JS.
• Excellent project management skills.
• Proven experience implementing front-end and back-end JavaScript applications.
• Excellent communication skills.
• Critical thinker and good problem-solver.

Skills

• Good Hand on Angular and working with latest angular versions.
• Good communication skills.
• Critical thinker and good problem-solver

Why LiftOff? 

We at LiftOff specialize in product creation, for our main forte lies in helping Entrepreneurs realize their dream. We have helped businesses and entrepreneurs launch more than 70 plus products.

Many on the team are serial entrepreneurs and have had a history of successful exits.

• 5+ years of experience, working on frontend technologies
• Individual contributor - responsible for the design, coding, and unit testing
• Should have good working experience in React and React Native
• Should have a good understanding of state management in frontend/UI applications
• Proficiency in Javascript / ECMAScript 6+
• Creating custom, general-use modules, and components that extend the elements and modules of React
• Good knowledge of data structures, problem-solving / algorithms
• Knowledge of creating custom / reusable components
• Should know OOP Concepts

We are a group of passionate people driven by a set of core values. We strive to make every process transparent and have flexible work timings along with great startup culture and vibe. There are no job designations because its a flat hierarchy.

Prelude

Required Skills

• 2+ years of RELEVANT EXPERIENCE in ReactJS
• Strong Computer Science fundamentals - data structures and algorithms
• Strong understanding of ReactJS Ecosystem (State management, Component-based design, Hooks, Responsive design)
• Good with CSS (converting UI designs to code)
• Writing clean and maintainable code
• Proficient understanding of APIs and wiring them   
• Strong testing, debugging, and problem-solving skills
• Familiar with modern development practices - writing clean code, git versioning, understanding development workflows

Your Responsibilities:

• Own UI of Company's web & mobile app
• Gather and evaluate user requirements in collaboration with product managers and engineers
• Illustrate design ideas using storyboards, process flows and sitemaps
• Design graphic user interface elements, like screens, menus, tabs and widgets
• Develop UI mockups and prototypes that clearly illustrate how sites function and look like
• Create original graphic designs (e.g., images, sketches and tables)
• Prepare and present rough drafts to internal teams and key stakeholders
• Conduct layout adjustments based on user feedback
• Adhere to style standards on fonts, colors and images

Your qualifications:

• Knack for design
• Understanding of human centered design
• Experience in designing web & mobile apps for B2B users

Responsibilities:

• 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
• Collaborate with other team members

You’ll be a good fit if you:

• Have 1+ years of experience developing user facing features
• Have a deep understanding of basic UI/UX/design principles
• Are self-motivated and can solve problems independently
• Experience leveraging web technologies like HTML, CSS, and Javascript(ES6)
• Experience using the latest CSS layout methods such as Flexbox and Grid
• Experience with CSS preprocessors like Sass or LESS
• Knowledge and hands-on experience with Node.js ecosystem and leveraging Javascript libraries / frameworks such as React, Angular or Vue
• Experience with testing frameworks (Jest) and writing unit tests
• Competency in building responsive layouts
• Practical knowledge of performance optimization techniques
• Collaboration in a GitHub repository with many contributors and comfortable with workflows like code reviews, forking, pull requests, etc.

• Very Strong communication and consulting skills
• Strong front-end development skills, experience with JavaScript libraries/frameworks mainly Angular JS Preferably Version 7 or Version 5
• Experience working with server-side JavaScript Frameworks and build tools (node.js, bower, grunt, gulp)
• Demonstrable experience developing large-scale applications using one or more MV* patterns (MVVM, MVC, MVP)
• Expertise in developing single page web applications using front-end routing, consuming JSON-based RESTful APIs, client-side templating
• Strong competency in responsive layouts leveraging CSS and media queries and related UI frameworks (e.g., Bootstrap, Foundation)
• Experience with CSS preprocessors (e.g., Sass, LESS)
• Experience with code analysis tools (e.g., JSLint, JSPerf)
• Practical knowledge of web page optimization techniques and guidelines for fast page load times
• Strong understanding of Ajax and/or promises
• Experience working in an agile, multidisciplinary team.
• Experience working with a distributed version control system (git, mercurial)
• Experience writing unit tests in one or more of the following: karma, mocha, chai, sinon, jasmine, jest
• Experience working on AWS. Basic understanding of Security Groups/ VPC etc.
• Experience on working with & integrating with microservices
• Experience on developing/ using CI/CD pipeline using Jenkins/ Git