Sr. Frontend Developer for Construction Tech Start-Up

About the Role

We're seeking a talented Frontend Developer to join our engineering team. You'll be responsible for building and maintaining high-quality web applications, collaborating with designers and backend developers to create seamless user experiences.

Key Responsibilities

Development & Implementation

• Build responsive, performant web applications using modern JavaScript frameworks (React, Vue, or Angular)
• Write clean, maintainable, and well-documented code following best practices and coding standards
• Implement pixel-perfect UI designs from mockups and wireframes
• Optimize applications for maximum speed and scalability across devices and browsers
• Integrate RESTful APIs and work with backend teams to define API requirements

Collaboration & Communication

• Work closely with UX/UI designers to translate designs into functional interfaces
• Participate in code reviews and provide constructive feedback to team members
• Collaborate with backend developers to ensure seamless integration between frontend and backend systems
• Contribute to technical discussions and help make architectural decisions

Quality & Maintenance

• Write and maintain unit and integration tests to ensure code quality
• Debug and troubleshoot issues across different browsers and devices
• Stay current with emerging frontend technologies and best practices
• Improve existing codebases through refactoring and optimization

Required Qualifications

• 2-5 years of professional experience in frontend development
• Strong proficiency in HTML5, CSS3, and JavaScript (ES6+)
• Solid experience with at least one modern JavaScript framework (React, Vue, Angular)
• Understanding of responsive design principles and mobile-first development
• Experience with version control systems (Git)
• Familiarity with CSS preprocessors (Sass, Less) or CSS-in-JS solutions
• Knowledge of modern build tools and package managers (Webpack, Vite, npm/yarn)
• Understanding of web performance optimization techniques
• Strong problem-solving skills and attention to detail

Preferred Qualifications

• Experience with TypeScript
• Knowledge of state management libraries (Redux, Vuex, Zustand)
• Familiarity with testing frameworks (Jest, React Testing Library, Cypress)
• Understanding of CI/CD pipelines
• Experience with design systems and component libraries
• Knowledge of accessibility standards (WCAG)
• Experience with Agile/Scrum methodologies
• Portfolio or GitHub profile showcasing relevant projects

Your primary role will be the implementation of the application for either desktop or mobile devices with a focus on performance. With your understanding of AngularJS  / React JS best practices you will create modules and components with which you architect the application. You will take existing design and front-end templates and enhance them with CSS animations and implement idiomatic markup. You will team up with the back-end developers to connect to.

Responsibilities

• Building, optimising and maintaining front-end web apps
• Maintaining high performance and compatibility across platforms and devices
• Writing tested, idiomatic, and documented JavaScript, HTML and CSS
• Understanding what is needed for a smooth workflow between yourself, the front-end developers and designers
• Communicate thoroughly with the back-end department to help build a best-practice RESTful API
• Integrate external web services
• APIs using standard methods. A thorough understanding of the components of the platform is essential.   

Qualifications

• Bachelor's or Master's degree in Computer Science, Information Systems, Engineering or equivalent
• 1-3 years of experience in JS based development

Skills

• Programming Expertise In JavaScript/HTML5 / Angular JS v7+ / React JS v16, Express JS, Bootstrap.
• Hands-on Working Experience Of MVC Frameworks Like Angular.js & React.js.
• Excellent Communication Skills.
• Exposure To Sass, Grunt, Node Js.

Proficient in ReactJS and its core principles such as state management, hooks, and component lifecycle

Strong understanding of JavaScript, HTML, CSS, and related web technologies

Experience with Redux or other state management libraries

Knowledge of modern front-end builds tools such as Webpack and Babel

Understanding of REST APIs and experience integrating them with a ReactJS front-end

Familiarity with Git and version control practices

Responsibilities:

Developing user-facing features using ReactJS

Building reusable UI components and libraries for future use

Ensuring the technical feasibility of UI/UX designs

Optimizing components for maximum performance across a wide range of devices and browsers

Collaborating with cross-functional teams to solve complex problems

Participating in code reviews and ensuring code quality through testing and debugging

Staying up-to-date with the latest industry trends and technologies related to ReactJS.

● Developing new user-facing features using React.js

● Building reusable components and front-end libraries for future use

● Translating designs and wireframes into high quality code

● Optimizing components for maximum performance across a vast array of web-capable devices and browsers

● 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 as well as HTML and CSS

● Experience with data structure libraries (e.g., Immutable.js)

● Working knowledge and integration knowledge with RESTful APIs

● Knowlegde of websockets implementation is a must.

● 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}

● Added advantages if you have working knowledge of AWS

• Meeting with the development team to discuss user interface ideas and applications.
• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly-responsive user interface components using React concepts.
• Writing application interface codes using JavaScript following React.js workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Documenting application changes and developing updates.

• Bachelor’s degree in Computer Science, Information Technology, or a similar field.
• Previous experience working as a React.js Developer.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing.
• Excellent troubleshooting skills.
• Good project management skills.

Job Description:

• Building reusable components.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• Understanding of ESLint and react pattern.
• Responsible for development of new highly-responsive, web-based user interface
• Construct visualizations that are able to depict vast amounts of data
• Work and collaborate with the rest of the engineering team
• Learn and understand user interactions
• Develop a flexible and well-structured front-end architecture, along with the APIs to support it

Skills and Experience

• 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 and data structure libraries
• 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
• 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

Experience 2 years

Location: Mohali (Chandigarh)

Salary: 4-6 LPA

Key Responsibilities:

• Participate in full project life cycle (including requirement analysis, system design, development, and support if required).
• Partner with Project Managers, Business Analysts, and other developers to plan project work by providing estimates, risk analysis, technical options.
• Support and work collaboratively with teams across areas of design, development, quality assurance, and operations.
• Help define the vision for a product, identify dead ends and routes with untapped potential.
• Attend meetings to discuss and demonstrate solutions at both a technical and business level.

Required Skills

• 5+ years of web application development experience using at least one of the following: Javascript, Web Components, Angular, Polymer, ReactJS, Redux, LitElement, Svelte, VueJS, or knockout.js. Web Components is used and preferred.
• Experience with SPA (Single Page Application) design and implementation
• Experience with HTML5/CSS3/JavaScript/ and AJAX
• Experience working with a variety of APIs and RESTful interfaces
• Experience with performance optimization
• Experience integrating security best practices into the SDLC
• Experience with Git
• 1+ years of Agile development experience
• Experience manipulating and working with data in a variety of forms: csv, xml, json, structured and unstructured
• Intellectual curiosity and drive; self-starters will thrive in this position
• Passion for Technology: excitement for new technology, bleeding edge applications, and a positive attitude towards solving real world challenges

Desirable Skills

• SQL experience. PostGreSQL a plus.
• Knowledge of AWS or other cloud environments is a plus.
• Knowledge JIRA, Bamboo, Confluence, or BitBucket a plus.
• Experience with CI/CD is a plus.
• Experience working with databases and web applications in analytics, reporting or Business Intelligence is a plus.