Associate Frontend Developer
FirstHire · The First Labs
FirstHire helps job seekers discover fresh job opportunities before the crowd.
Finding the right job shouldn't mean searching through outdated listings or discovering opportunities days after they were posted. FirstHire is built to help you discover relevant jobs while they're still fresh, so you can act faster and apply earlier.
We are hiring an Associate Frontend Developer to join our core engineering team in Mumbai. In this role, you will build responsive web interfaces, engineer client-side architectures, and collaborate closely with product design to ship polished user experiences.
Compensation & Location
Fixed Base Salary (₹8 LPA)
Guaranteed annual fixed salary component with structured performance and career growth reviews.
Performance Bonus & Variables
Annual performance-linked variable component tied to feature delivery, interface quality, and engineering impact.
Work Location (Mumbai, India)
On-site / Hybrid collaboration with the core founding engineering team at our Mumbai Tech Hub.
Key Responsibilities
Web Applications & Interfaces
Develop and maintain user-facing web applications using modern JavaScript, TypeScript, and component-driven frameworks.
Rendering Performance & Core Web Vitals
Optimize bundle sizes, client caching, asset delivery, and rendering lifecycles to maintain sub-second page loads and fluid interaction latency.
Design Systems & UI Engineering
Translate product requirements and design mockups into accessible, reusable component libraries with strict visual consistency.
State Management & Data Synchronization
Architect client-side state handling, offline tolerance, optimistic updates, and real-time data streaming via WebSockets.
Code Quality & Automated Testing
Write automated component, end-to-end, and visual regression tests to maintain zero-regression release cycles.
Requirements & Technical Depth
JavaScript & TypeScript Mastery
Deep knowledge of ECMAScript standards, closures, asynchronous patterns, the browser event loop, and static type systems.
DOM, CSS & Browser Internals
Clear understanding of the critical rendering path, layout reflows, compositor layers, CSS architecture, and cross-browser rendering behavior.
Network & Client-Side Storage
Familiarity with HTTP caching headers, Service Workers, IndexedDB, Web Storage, and network request optimization.
Accessibility & Standards
Commitment to WCAG accessibility standards, semantic HTML, keyboard navigation, and assistive technologies.
Perks & Benefits
Comprehensive Health Insurance
Comprehensive medical coverage (₹10 Lakhs) covering the employee and immediate family/parents.
Learning & Conference Budget
Annual ₹1,00,000 allowance for engineering books, certifications, and technical conferences.
Meals & Transit
Daily catered gourmet meals, espresso bar, snacks, and local Mumbai commute reimbursements.
Selection Process
1. Online Technical Assessment (MCQ)
Structured multiple-choice evaluation covering core JavaScript fundamentals, DOM concepts, web standards, and analytical problem-solving.
2. Technical & JavaScript Interview
1-on-1 virtual technical interview exploring language fundamentals, asynchronous programming, frontend architecture, and practical engineering trade-offs.
3. Managerial & Leadership Interview
Discussion with engineering leadership focusing on project ownership, cross-functional collaboration, problem-solving mindset, and culture alignment.
4. Offer & Onboarding
Leadership alignment, compensation walkthrough, and formal onboarding roadmap for joining our core engineering team in Mumbai.