Practice Real-World Frontend Challenges & Prepare for Developer Jobs
AI can generate code, but great Frontend Engineers understand it.
IOCombats helps you master real-world UI development with design-to-code challenges that sharpen your skills — not just your shortcuts.
Interview Questions to Practice and Ace Your Next Dev Interview
Explore Jobs from Top Sources
Data from: LinkedIn, Upwork, Y Combinator, ATS & more
India
Pune City, Maharashtra, India
Chennai, Tamil Nadu, India
VIYONA FINTECH INDIA PRIVATE LIMITED
about 8 hours ago
Senior Frontend Developer - React.js/Javascript
Hyderabad, Telangana, India
Silfra Technologies
about 8 hours ago
Full Stack Developer (Python Data Science + Flask + React + MySQL) in Bangalore, Pune (Hybrid)
Bengaluru, Karnataka, India
Silfra Technologies
about 8 hours ago
Full Stack Developer (Python Data Science + Flask + React + MySQL) in Bangalore, Pune (Hybrid)
Pune City, Maharashtra, India
Latest Blogs & Articles
Stay updated with the latest insights and stories from our blog.

AI Agents in the Browser: What Frontend Engineers Should Actually Prepare For
Browser‑resident AI agents like Claude-in-Chrome and emerging AI browsers are no longer demos. They change how we think about DOM access, automation, testing, and frontend architecture. Here’s what senior engineers should realistically prepare for.

Generative UI Is Quietly Redefining Frontend Engineering
Generative UI systems can now design, generate, and operate entire frontends from prompts. This isn’t a demo trend—it’s an architectural shift every frontend engineer should understand.

TypeScript 7’s Native Compiler: What It Really Means for Frontend Engineering
TypeScript 7 drops its JavaScript heritage and moves to a native toolchain. Build times shrink, configs simplify, and strictness tightens. Here’s how this shift impacts real-world frontend systems.

CSS Subgrid: The Layout Upgrade Frontend Devs Have Waited a Decade For
CSS Subgrid is finally supported across all major browsers, unlocking layout capabilities we’ve been hacking around for years. Here’s a deep, practical breakdown for senior frontend engineers.

Angular 21: Zoneless, Signals-First, and AI-Aware. Why This Release Is a Strategic Shift
Angular 21 brings the biggest architectural shift in years: zoneless change detection, Signals as the core reactivity model, slimmer bundles, Vitest, and AI-aware tooling. Here’s a senior-level breakdown of what changes, why it matters, and how to migrate.

How Full-Stack Became the New Default: Insights From 2025 Hiring Data
Full-stack roles have quietly taken over the software job market. This 2025 data-backed breakdown reveals why companies now prefer full-stack engineers, what changed in the industry, and what skills matter today.
Developer Prompts to Boost Your Productivity
backend | database
Design Database Relationships Using AI
Use this AI prompt to automatically design one-to-many and many-to-many database relationships between entities, including relational mappings and foreign keys.
Claude 3 Opus or GPT-4o
backend | database
Optimize MongoDB Queries for Performance
Use this AI prompt to analyze MongoDB queries, detect performance issues, and suggest indexing or aggregation optimizations for faster execution.
Claude 3 Opus
backend | database
Generate Mongoose Schema for MongoDB Collections
Use this AI prompt to generate MongoDB Mongoose schemas with validation, indexes, timestamps, and references between collections for scalable data modeling.
GPT-4o or Claude 3.5 Sonnet
backend | nodejs
Implement JWT Authentication in Node.js and Express
Use this AI prompt to generate complete JWT authentication for Node.js with login, signup, and middleware-based token verification for protected routes.
GPT-4o or Claude 3.5 Sonnet
backend | nodejs
Add Centralized Error Handling Middleware in Express
Use this AI prompt to create a global error-handling middleware for Express that formats error responses, logs issues, and prevents crashes in production.
Claude 3.5 Sonnet or GPT-4o
backend | nodejs
Optimize Node.js and Express API Performance
Use this AI prompt to analyze your Express app and get AI-generated recommendations for performance improvements such as caching, async optimization, and route-level profiling.
Claude 3 Opus or GPT-4o

Master Frontend Skills by Rebuilding Real Interfaces
Skip the to-do apps and generic layouts — IOCombats gives you realistic, hand-crafted UI challenges inspired by actual product designs. Learn by doing, not by watching.
- Framework-agnostic challenges — use React, Vue, Angular and more
- Responsive layouts with Figma-style design references
- Component-based tasks that mirror real-world apps
- Track submissions and showcase your public profile
Find Frontend Jobs Without Wading Through Irrelevant Listings
We aggregate jobs from LinkedIn, Upwork, YC startups, and verified ATS sources — and show you only the ones that matter for frontend engineers.
- Remote, local, freelance, and full-time jobs
- Roles filtered by frontend and fullstack technologies
- Clean job cards with company info, salary, and direct apply links
- Stay within your tech niche and job preferences

Ready to Level Up?
Join the waitlist and get early access to IO Combats!





