

- 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 for state management (such as Redux/Mobx)
- 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
- Experience in Python or Java/Kotlin development

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What you'll do
You will work collaboratively in small teams and iteratively through design and development to deliver fully functioning web-based and mobile applications. In this role, you will employ agile methodologies to quickly provide our consultants with the solutions they need. You will help combine the latest open source technologies together with traditional Enterprise software products. You will be a core member of the team with responsibilities that range from driving the architecture design and technology decisions for shaping the next generation products for various internal teams to ensure that we stay on the leading edge of technology. You will also be responsible for leading multiple development teams while delivering the best in class enterprise-grade software solutions across a breadth of different platforms and technologies.
Full-stack

Job Description: Website Development Specialist
Position: Website Developer Executive
Job Location: Kolkata
Company: Lead Height
Company Location: 6A2, 6th Floor, Newtown Square Atghora, Newtown Road In Spencer Building, Kolkata, West Bengal 700136.
Salary (Fresher - Experienced): ₹9000 - ₹ 25000 (Basic Salary)
Job Type: Full-time
About Us: Lead Height Company is a dynamic and rapidly growing Digital Marketing Company in the IT Sector. We are the perfect blend of a creator and inventor. Lead Height was awarded the Best Startup Company 2020 for excellence and innovation. We are passionate and thrilled to stay updated about the latest marketing trends and techniques to optimize the key component of conversion rate, aiming to provide top-notch solutions to our clients and customers.
Job Responsibilities:
• Website Development: Design, develop, and deploy responsive and user-friendly websites using modern web technologies, ensuring compatibility across multiple browsers and devices.
• Front-end Development: Implement intuitive and visually appealing user interfaces using HTML, CSS, and JavaScript frameworks, ensuring seamless navigation and optimal performance.
• Back-end Development: Develop server-side logic and databases using programming languages such as PHP, Python, or Ruby, and frameworks like Django or Laravel, to enable dynamic functionality and data integration.
• Content Management System (CMS): Customize and integrate CMS platforms, such as WordPress or Drupal, to enable efficient content creation, publishing, and management.
• Web Application Development: Build interactive web applications, including e-commerce platforms, online portals, and custom web-based tools, incorporating secure and scalable coding practices.
• Cross-functional Collaboration: Collaborate with designers, UX/UI specialists, and other stakeholders to ensure the seamless integration of design elements and user-experience requirements into the development process.
• Testing and Debugging: Conduct thorough testing, debugging, and optimization of websites and web applications to ensure smooth functionality, responsiveness, and performance.
• Website Maintenance and Updates: Perform regular updates, maintenance, and security enhancements for existing websites, ensuring they remain up to date with the latest web standards and technologies.
• Documentation: Create and maintain technical documentation, including project specifications, code documentation, and version control, to facilitate efficient collaboration and future maintenance. Requirements:
• Web Development Skills: Strong proficiency in HTML, CSS, JavaScript, and other front-end technologies. Knowledge of back-end programming languages and frameworks is a plus.
• Frameworks and Libraries: Experience with popular front-end frameworks and libraries such as React, Angular, Vue.js, or Bootstrap, and familiarity with back-end frameworks like Node.js, Django, or Laravel.
• Database Management: Proficiency in working with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB) to design, develop, and optimize database schemas and queries.
• Web Standards and Optimization: Familiarity with web standards, SEO best practices, and website optimization techniques to ensure fast loading times and optimal performance.
• Problem-solving skills: Strong analytical and problem-solving abilities to troubleshoot and debug complex web development issues.
• Collaboration and Communication: Excellent teamwork and communication skills to collaborate effectively with cross-functional teams and translate requirements into technical solutions.
• Continuous Learning: Willingness to stay updated with emerging web technologies, programming languages, and industry trends to ensure the adoption of best practices and enhance skill sets.
• Portfolio: A portfolio showcasing previous web development projects or code samples will be advantageous.
Disclaimer: This job description is a general outline of the responsibilities and requirements expected of a Website Development Specialist. Duties may be subject to change based on the company's needs and the evolution of the digital marketing landscape. Compensation:
Base salary: ₹9,000 - ₹25,000 per month.
Based on Experience of Candidates.
Benefits:
• Comprehensive training and onboarding process.
• Opportunity for career growth and advancement within the company.
• Supportive and collaborative work environment. If you are a results-driven individual with a passion for Website development and a desire to contribute to the growth of a thriving company, we encourage you to apply for the Website Development Executive at Lead Height Company.
Join our team and be part of our exciting journey to success! Application Process: Interested candidates are requested to submit their updated resume along with a cover letter detailing their relevant experience and why they believe they are a suitable fit for the role. We look forward to reviewing your application
As a senior engineer you will be working independently in designing and implementing new visuals and also helping improve code quality. A lot of emphasis is on usability; so any specific experience is ux is a big plus. Any experience with backend implementation is also a plus
You will work with a mix of front end technologies, primarily JavaScript, D3, HTML 5, SVG, CSS (and related tech like SaSS/LESS). You'd also work with Git, WebPack. You don't already need to know all of these technologies.The key requirement is a keen interest in UI/UX work, solid front-end programming skills (thorough understanding of JavaScript, CSS and browser rendering workflow) and critical thinking.
Remote working is allowed

Lead Frontend Developer
We are an early stage EdTech startup founded by people from IIT-D, IIM-B, Flipkart, Google, Cure.Fit & ICICI Venture. Our vision is to help each child discover their hidden treasures. We want to provide the best learning platform to ensure all round holistic development of children (social, physical, intellectual, cultural, and emotional) by enabling them to pursue their passion. If you are passionate about helping the future generations to have holistic development and achieve their full potential, come talk to us.
Responsibilities :
- Develop user-facing stack from scratch
- 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 and stakeholders
Technology Skills :
- Proven 4 years work experience as a ReactJS Frontend developer
- In-depth understanding of the entire web development process (design, development and deployment)
- Good experience with Typescript and ReactJS (17.x). NodeJS knowledge is a plus.
- Familiarity with Unit Testing Frameworks, UI Testing, Monorepos and Graphql principles
- Knowledge of Alerting and Monitoring tools
- Knowledge of SPA principles
- UI Performance: should have hands on experience of optimising page load, rendering, caching
- Sense for appeal & aesthetics from a usability perspective.
Soft Skills :
- Obsessed with best practices, structuring, documentation and have an eye for detail.
- Self starter with a high level of drive and commitment.
- High energy and drive to work in a startup environment.
- Conceptual thinking, flexibility and ability to juggle with multiple responsibilities.
- Ability to work under pressure and confidence to deal with complex issues.
- Good communication skills.
- Hands-on and detail oriented.

Seeking a senior, dynamic, highly motivated full stack developer interested in working for a very early stage bootstrap startup. We have a Beta/MVP live, but need to get bug free and fast ASAP. The position has pay commensurate with local salaries in low-cost countries but will earn equity equivalent to their salary which could be worth up to more than that when the company is successful. I can show you our assumptions and estimates once you sign an NDA).
About Us
We are a company dedicated to helping people find the food they love, no matter what food interests or dietary preferences they may have. You’ll be joining in the very early stages of the company, and have the chance to influence the direction of the company with your ideas and contributions.
Our Tech Stack (Front End):
- JQuery
- Bootstrap
- EJS templates
- HTML/CSS All new modules
- js with a team-maintained and crowd-sourced component library Middleware/Back end.
- Express
- js
- MongoDB
- MySQL
- API layer
- Elastic Search
Desired attributes:
- Enjoys iterative/agile development – We will iterate based on internal and customer feedback until we make an awesome product! We also have a very deep and compelling product roadmap we make consistent progress against.
- Works well collaboratively with other developers, contributing to the codebase, performing code reviews, and mentoring a team of junior developers. We have a lot of junior developers learning to code that need mentorship/leadership.
- A passion for food would be great, our business is to help pair people up with amazingly good food.
- Results-oriented
Responsibilities:
- Ability to build on and maintain a fully functional responsive web application
- Experience building API-driven applications
Qualifications:
- CS Degree is great but development skills are more important than degrees
- Ability to build and maintain a fully responsive website
- Prefer proficiency in our tech stack, but willing to teach people who are highly motivated and can spend significant time on the project for equity.
- GitHub or similar source code management system experience
- Nice to have: Experience developing customer-facing web applications

About
Our client is a platform of digital first health clinics owned and operated under one house, with each of them working together toward one mission: To help Indians lead a more fulfilling life surrounded by wellness and grace.
The business is creating a family of purposeful health platforms with personalized solutions for a particular problem in a niche segment. Each platform provides the essentials to enable an individual segment of people to lead a graceful life full of purpose and well being.
Role
As the lead for the frontend development team, you will be the sole owner of the entire FE development cycle for our consumer-facing web products in ReactJS. Also, you will be responsible for shaping up the entire system for scale and collaborating intensively with the backend and design teams to create the best consumer experiences. You would also need to control the mobile app development lifecycle on ReactNative.
Responsibilities
-
- Overlook development of all user-facing products in React
-
- Build reusable components and front-end libraries for future use
-
- Translate designs and wireframes into high-quality code
-
- Optimize components for maximum performance across a vast array of web-capable
devices and browsers
-
- Focus on code maintainability and performance of application
-
- Provide technical advice and assists in solving programming problems
-
- Use Server Side Rendering when applicable
-
- Enhance SEO, Analytics and overall frontend architecture for better performance
Requirements
-
- 4+ years o f experience building frontend for consumer facing products
-
- 2+ years on ReactJS for consumer facing products
-
- 1+ years o f Team Lead/Management experience
-
- Thorough understanding of architecting the frontend system with Server Side Rendering
-
- Good foundation in design and a knack for designing interactions and elegant interfaces
-
- Understands app development cycle
-
- Experience with NodeJS for Server Side Rendering/coordinating with the backend team for API requirements
-
- Must come up with caching solutions where required to speed up the website load speed and improve customer experience


- Optimizing components for maximum performance across a vast array of web-capable devices and browsers
- Ability to understand business requirements and translate them into technical requirements
- You will ensure that these components and the overall application are robust and easy to maintain.
- Have a good understanding of design and user experience principles.
- Open-minded, flexible, and willing to adapt to changing situations
- Ability to work independently as well as on a team and learn from colleagues
- High adaptability in a dynamic start-up environment
- Ensuring technologies are used efficiently, profitably, and securely. Evaluating and implementing new systems and infrastructure.
- Excellent troubleshooting, analytical and problem-solving abilities with a tenacious commitment to finding the root cause of issues.
Qualifications :
- B. Tech/B.E/MTech or a related technical discipline from reputed universities
Skills Required :
- Minimum 1+ years experience in Front-End Development using ReactJS Framework
- Experience in consuming Restful Web services
- Strong hands-on experience on HTML5, CSS3, JavaScript, Bootstrap & CSS preprocessors
- Should be adept at converting PSD to HTML
- Should know UI/UX
- Excellent development skills on best practices for cross-browser compatibility and Responsive UI.
- Good with agile development practices such as continuous integration and deployment
- Knowledge of Version Control System
- Write and maintain technical documentation
- Knowledge of MVVM Architecture
- Cares deeply about writing Quality, Testable & Modular code


Senior Front End Engineer (React.js & React Native - Mobile Experience)
Job description
Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.
As a Front End software engineer, you will work on the ReactJS & React Native (Mobile Experience) powered user interface used by Fulfil merchants to manage their back-office operations. This is mission critical software and your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux) & React Native (Mobile Experience). You will ensure that these components and the overall application are robust and easy to maintain. In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality are important.
What You’ll Do:
- Collaborate with a small yet extraordinarily talented team of engineers to implement front-end technologies
- Develop new user-facing features using React.js & React Native (Mobile Experience)
- Work closely with the Design and Product teams to translate complex technical workflows into delightful user experiences
- Define how Fulfil builds user interfaces and ensure that we’re utilizing and keeping up with modern web standards
- Continually test, measure, and iterate on the results of your work in the spirit of continuous improvement
- Write clean, reusable, and well-tested front-end code
- Help to bridge the responsibilities of the Product and Engineering teams, spending time with both on the way to launching new products
- Architect efficient and reusable front-end abstractions and systems that drive complex web applications
- Build and contribute to open source projects
- Build reusable components and front-end libraries for future use
- Optimize components for maximum performance across a vast array of web-capable devices and browsers
Requirements
We’re Looking for Someone With:
- 5+ years of experience as an engineer
- Experience in building large-scale web applications in a fast-moving team environment
- A strong understanding of UX and UI design standards
- The perfectionist’s touch on a pragmatist’s deadline: you strive for pixel-perfection and intuitive functionality
- Strong proficiency in JavaScript (2-4 Years of experience), including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js & React Native (Mobile Experience) and its core principles, with experience in popular React.js workflows (such as Flux or Redux)
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc
- The ability to bring any design to life with HTML and CSS, with cross browser compatibility and accessibility
- Smarts, humility, communication skills, and equal willingness to teach and learn
- Familiarity with RESTful and GraphQL APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Experience in developing large client side JavaScript applications
- Familiarity with code versioning tools like GIT
- Experience with Javascript testing tools and test automation
Nice to Haves:
- Prior experience at a growth stage Internet/Software company
- Demonstrated work beyond the front-end, experienced in integrating with a wide array of back-end technologies and services (e.g. experience with Python, AngularJS)
- Experience developing large client-side applications and optimizing them for performance
- You can straddle client and server development, creating APIs that drive web apps
- You understand the intricacies of timezones
- Web optimization, performance tools, and load testing
- You maintain or contribute to an open-source project


