Senior Software Engineer I - JavaScript

Role: React UI Lead

Exp: 8+ Years

CTC: up to 30 LPA

Mode of Interview: 2 rounds onsite + 2 online

Required Skills and Qualifications: 

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent work experience). 
• Proven experience (>8 years) as a UI developer with expertise in HTML5, CSS3, JavaScript/TypeScript 
• Proven experience in front-end frameworks React (must), Angular(good to have), Vue.js(good to have). 
• Solid understanding of responsive web design, accessibility, and cross-browser compatibility. 
• Experience leading a team of UI developers in an agile environment. 
• Strong problem-solving skills and ability to troubleshoot complex issues. 
• Excellent communication skills with the ability to collaborate effectively with cross-functional teams. 
• Experience with version control systems (e.g., Git) and CI/CD pipelines. 
• Experience with UI testing frameworks and tools (e.g., Jest, Cypress) is a plus. 
• Knowledge of UX design principles and familiarity with UX design tools (e.g., Sketch, Adobe XD) is desirable. 
• Ability to prioritize and manage multiple tasks in a fast-paced environment. 
• Experience building a UI for multi-tenant SaaS platform. 

As an SDE II (Frontend), you will –

• Collaborate with UX/UI designers, product managers, and backend developers to implement

responsive, high-performance web applications.

• Translate design wireframes and mockups into pixel-perfect, functional frontend code.

• Build reusable components and front-end libraries using modern frameworks like Angular

(v10+), React, or Vue.

• Maintain cross-browser compatibility and responsive design across various screen sizes and

devices.

• Work with RESTful APIs and handle asynchronous data handling using modern JavaScript

techniques (fetch, axios, etc.).

• Write unit and integration tests using frameworks like Jasmine, Karma, or Jest.

• Optimize application performance and scalability.

• Contribute to design decisions, UI/UX improvements, and best practices across the frontend

architecture.

As an SDE II (Frontend), you must have -

• 4+ years of experience in front-end development with a strong foundation in UI/UX design

principles.

• 2+ years of experience with modern JavaScript frameworks such as Angular 2+ (preferably

Angular 10+), React.js, or Vue.js.

• Proficient in HTML5, CSS3, JavaScript (ES6/ESNext), and front-end build tools like

Webpack or Vite.

• Strong knowledge of UI component libraries such as Angular Material, Bootstrap, or

Tailwind CSS.

• Experience with data visualization libraries like D3.js, C3.js, Chart.js or similar.

• Familiarity with state management tools like NgRx, Redux, or Vuex.

• Deep understanding of JavaScript quirks, scope, closure, promises, and async/await.

• Experience with UI modularization, reusable components, and design system integration.

• Comfortable working with RESTful APIS and tools like Postman, Swagger.

• Solid understanding of cross-browser compatibility issues and techniques to resolve them.

• Keen eye for detail and a strong commitment to delivering high-quality user experiences.

• Excellent problem-solving, debugging, and multitasking skills.

Meet with stakeholders, customers, and project teams to collect requirements, scope projects, and contribute to creative 

and technical concepts 

∙Implement modifications to existing campaigns to accommodate changes in user requirements 

∙Employ best practices in developing, conducting, and interpreting A/B tests and personalization campaigns focused on user 

experience and effectiveness against project goals 

∙Identify areas for improvements and assist in managing projects to implement enhancements to completion  

∙Maintain campaign code in GitHub following established organization standards and development guidelines 

∙Ensure team process to enter and track implementation information including work items, tasks and issue management 

using JIRA 

Tools: 

∙Must have 5+ years minimum experience in building and maintaining web applications. 

∙Must have experience in web technologies HTML5, CSS3, JSON, JavaScript, Web services (SOAP/REST). 

∙Must have Experience in CSS and JavaScript frameworks like Bootstrap, jQuery etc. 

∙Experience with SASS/LESS frameworks. 

∙Experience with source control systems like TFS, GIT etc. 

∙Experience with JavaScript application frameworks such as Angular, React or Vue.js is a plus. 

∙Knowledge of scripting languages and object-oriented concepts. 

∙Experience with Agile / Scrum software development practices. 

∙Excellent troubleshooting and communication skills. 

∙Experience in any content management systems (CMS) preferred but not required. 

∙Ability to work independently and as part of a team. 

∙A/B Testing or Personalization experience is preferred but not required. 

∙Bachelor's degree in computer science, engineering or a related discipline with an information technology focus or 

equivalent experience

We are building new-age billing and pricing infrastructure for SaaS companies. As SaaS pricing evolves from vanilla subscription-based models to more granular usage-based models, billing and pricing infrastructure needs to be completely reimagined.

We're building our founding team and are looking for a front-end developer, who can take ownership of the user-facing side of our product. Your primary roles and responsibilities will evolve as the team grows.

Responsibilities:

• Taking full ownership of building a pixel-perfect frontend product
• Understanding code quality, maintainability, modularity, and scalability
• Break down large tasks into independent smaller chunks
• Implementing good testing practices to ensure rapid iteration
• Communicating with both technical and non-technical stakeholders to understand their points of view and to discuss your own ideas

Requirements:

• A basic understanding of backend development is a plus
• 1-3 years of experience
• Capable of building the frontend part of web applications with minimal guidance
• Proficiency in Javascript, Reactjs, HTML, and CSS
• Knowledge of other Javascript frameworks is a plus. Tailwind CSS/Tailwind UI experience is preferred but not required.
• Comfortable with frontend build systems
• Good understanding of frontend optimization
• Good at making a designer's design come to pixel-perfect reality
• Good at making decent interfaces from basic wireframes (without a designer's help) when needed
• Understanding of SSR is a plus, but not required
• Familiarity with billing systems, CPQ, and accounting systems is a plus
• Entrepreneurial mindset
• Self-driven individual with high ownership and a strong work ethic
• Good communication skills.

Benefits:

• Health insurance
• Generous vacation policy
• Learning and development budget
• Team events and company offsites
• Choose your laptop
• Maternity and Paternity benefits

Responsibilities

As a Frontend Developer (Next.js) you will be responsible for -

•  Building the Complete UI/UX of our web application from scratch.
• Work closely with the Backend Engineer to integrate the algorithmic output from the backend REST APIs.
• Work closely with the product owners to create dynamic infographics with intuitive user controls.
• Work closely with our web Designer for bringing design to life.
• Participate in UAT, troubleshoot, bugs and application integration issues
• Create and maintain documentation related to the developed processes and applications

Qualification & Experience

• 2-3 years of demonstrable experience designing, building and working as a Next.js Developer for enterprise web application
• Ideally, this would include the following:
• Expert-level proficiency with Next.js and all its concepts
• Expert-level proficiency with JavaScript (ES6), HTML5 & CSS
• Expert-level proficiency with ReactJS and all its concepts like Hooks and Redux
• Familiarity with Python, Django, and Django Rest Framework
• Understanding of REST concepts and interacting with REST APIs
• Deep understanding of a few UI concepts:
• Cross-browser compatibility and implementing the responsive web design
• Familiarity with common JS visualization libraries built using D3, Chart.js, Highcharts, etc.
• Understanding of Next.js coding Standards
• Experience working with UX designers and bringing design to life
• In addition, the ideal candidate would have great problem-solving skills and familiarity with code versioning tools such as Github