Mid-Level Front-End Engineer

About the job

Job Description We are seeking a skilled and self-motivated Mid-Level Front-End Engineer to join our dynamic team at Oculon AI. In this role, you will develop and maintain complex frontend features for our data modeling and analytics platform, working on challenging problems including large-scale data grids, real-time formula calculations, and performance-critical user interfaces. You'll collaborate closely with cross-functional teams to implement high-performance, scalable frontend solutions. We value engineers who can work independently, leverage AI coding agents effectively, and contribute meaningfully to our technical discussions. Join us at Oculon AI to be part of revolutionizing business planning with cutting-edge technology. Responsibilities • Develop Complex Features: Build and maintain sophisticated frontend components including large-scale data grids (10k+ rows), interactive formula editors, real-time dashboards, and advanced data visualization interfaces. • Performance Optimization: Implement and optimize caching strategies using IndexedDB, ensure smooth interactions with large datasets, and optimize rendering performance for complex hierarchical data structures. • Architecture & Patterns: Contribute to our plugin-based architecture, implement event-driven systems, and work with complex state management patterns using custom hooks and TanStack React Query. • Code Quality: Write clean, maintainable, and well-documented TypeScript code following strict typing conventions and team best practices. • AI-Assisted Development: Effectively leverage AI coding agents (Cursor, GitHub Copilot, etc.) to accelerate development while maintaining high code quality standards. • Cross-team Collaboration: Work closely with product managers, designers, and backend engineers to define and implement new features and improvements. • Code Reviews: Participate in code reviews, provide constructive feedback, and help maintain coding standards across the frontend codebase. • Technical Growth: Continuously learn and adapt to new technologies, patterns, and best practices in modern frontend development. Required Skills And Qualifications • Experience: 3-5 years of professional experience in frontend development with a strong portfolio demonstrating complex React/Next.js applications. • Core Technologies: • Advanced proficiency in Next.js 15+ (App Router) with Server and Client Components • Expert-level knowledge of React 19+ including hooks, context API, and modern patterns • Strong TypeScript skills with strict mode, proper typing, and interface design • Modern JavaScript (ES2017+) with async/await and functional programming patterns • UI & Styling: • Advanced proficiency in Tailwind CSS for complex styling needs • Experience with design systems and design token integration • Strong responsive design skills • Data & State Management: • Knowledge of IndexedDB for client-side caching and data persistence • Experience building custom hooks for data fetching and state synchronization • Understanding of complex state management patterns • Performance & Optimization: • Experience with ag-grid Enterprise or similar large-scale data grid libraries • Understanding of caching strategies and progressive loading patterns • Development Practices: Experience with testing methodologies (unit, integration, browser-based testing) • API Integration: Experience working with RESTful APIs, implementing data fetching strategies, and handling real-time updates. • Self-Starter Mindset: Proven ability to work independently, take ownership of features, and solve complex problems without constant supervision. • AI Coding Tools: Comfortable using AI coding agents effectively in your development workflow while maintaining code quality. Preferred Skills And Qualifications • Data Visualization: Experience with Recharts or similar data visualization libraries for dashboards and analytics. • Code Editors: Experience with CodeMirror or similar code editor libraries for syntax highlighting and custom extensions. • Rich Text Editors: Experience with EditorJS or similar rich text editing solutions. • Animation: Experience with Framer Motion or similar animation libraries for smooth UI interactions. • Server-Side Rendering: Deep understanding of Next.js SSR, SSG, and ISR patterns. • Web Performance: In-depth knowledge of web performance optimization techniques, Core Web Vitals, and bundle optimization. • Authentication: Experience with Auth0 or similar authentication systems. • Formula Engines: Experience building or working with formula/expression parsers and validators. • Plugin Architectures: Understanding of modular, extensible plugin systems and event-driven architectures. • Web Workers: Knowledge of Web Workers for offloading heavy computations. • Figma Integration: Experience with design-to-code workflows or Figma API integration.

Requirements

• React
• Next.js
• TypeScript
• Tailwind CSS
• JavaScript
• RESTful APIs
• unit testing
• performance optimization

Qualifications

• 3-5 years of professional experience

Preferred Technologies

• React
• Next.js
• TypeScript
• Tailwind CSS
• JavaScript
• RESTful APIs
• unit testing
• performance optimization