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Job Title


SDE-II-Web Developer


Company : Seven N Half


Location : Mumbai, Maharashtra


Created : 2026-02-23


Job Type : Full Time


Job Description

Hello Aspirants,We have an exiting opportunity with one of the top most conglomerate into Fintech space for Mumbai Location. Candidates with experience into consumer facing platforms or Lending or Credit Card domain will be an ideal fit for this role.Exp: 3.00 - 5.00 years Job Location: Mumbai (Work from Office)Role Overview As a Senior Web Developer – Frontend you will play a critical hands-on role in building and scaling high-performance web platforms. You will own the development of fast, SEO-friendly, and highly optimized web applications using Next.js and React. With a keen eye for performance, user experience, and modern web standards, you will help drive engineering excellence across our consumer-facing platforms, especially in fintech domains such as Credit Cards and Lending.Who We Are Looking For We are looking for a Senior Web Developer with 3+ years of experience who is passionate about crafting fast, scalable, and SEO-optimized web experiences. You should have deep experience in Next.js and React, a strong understanding of modern web performance techniques, and stay updated with emerging frontend technologies and best practices.Key Responsibilities • Design, develop, and maintain high-performance web applications using Next.js and React. • Build SEO-first, content-rich platforms, including blogs, landing pages, and acquisition journeys. • Optimize web performance using techniques such as code splitting, lazy loading, image optimization, caching strategies, and Core Web Vitals improvements. • Ensure excellent page load times, responsiveness, and accessibility across devices and browsers. • Implement server-side rendering (SSR), static site generation (SSG), and incremental static regeneration (ISR) effectively. • Work closely with product and design teams to translate business requirements into pixel-perfect, high-quality UI experiences. • Develop and maintain reusable component libraries and frontend architecture standards. • Implement micro-frontend architecture for independent module deployments. • Integrate APIs (REST, GraphQL), real-time data updates, and headless CMS solutions (Sanity, Contentful). • Monitor, analyze, and continuously improve site performance, SEO metrics, and user engagement. • Stay current with emerging frontend technologies, frameworks, and performance optimization techniques. • Contribute to technical discussions, architectural decisions, and continuous improvement of the frontend ecosystem.Expectations from Senior Web Developer • Performance Champion: Proactively identifies and resolves performance bottlenecks across the web platform. • Hands-on Ownership: Takes end-to-end ownership of critical web modules and features. • Quality Advocate: Ensures clean, maintainable, and scalable code through reviews and best practices. • Continuous Learner: Keeps the team updated on new frontend technologies, frameworks, and SEO practices. • Business-Oriented Mindset: Understands how web performance and UX directly impact conversion and revenue.Basic Qualifications • 3+ years of experience in frontend web development, with deep expertise in Next.js and React. • Strong proficiency in JavaScript (ES6+), TypeScript, HTML5, and CSS3. • Proven experience building highly optimized, SEO-friendly web applications. • Hands-on experience with SSR, SSG, ISR, and modern rendering strategies. • Strong understanding of web performance optimization (Core Web Vitals, Lighthouse, WebPageTest). • Experience with modern styling frameworks (Tailwind CSS, CSS Modules, SCSS). • Solid understanding of browser internals, caching, and network performance. • Experience with CI/CD pipelines, Git-based workflows, and modern testing practices. • Excellent problem-solving and communication skills.Preferred Qualifications • Experience in fintech domains, especially Credit Cards and Lending platforms. • Experience building large-scale consumer acquisition and content platforms. • Familiarity with headless CMS integrations for blog and content-driven platforms. • Experience with micro-frontend or modular frontend architectures. • Exposure to cloud platforms (GCP/Azure/AWS) and frontend hosting platforms (Vercel). • Strong understanding of web security best practices (XSS, CSRF, CORS). • Bachelor’s or Master’s degree in Computer Science or a related field.