Software Engineer IV

Seeking an experienced Frontend Developer Contractor to accelerate the development of AppGen's user-facing applications. You will design and implement modern, responsive Angular applications that empower users to generate enterprise applications through intuitive, accessible interfaces., Angular Application Development

• Develop new components and features in Angular 19 using standalone components architecture:
• Parent UI: project management dashboard, chat interface, form preview, settings
• Child UI: dynamic form rendering, multi-step workflows, data visualization, results pages
• Design and implement state management using NgRx (actions, reducers, selectors, effects)
• Build responsive, mobile-friendly layouts using Angular Material and CSS Grid/Flexbox
• Implement complex forms with validation, error handling, and user feedback
• Optimize change detection and performance using OnPush strategy and lazy loading
• Manage component lifecycle and subscription cleanup using RxJS and takeUntilDestroyed()

Testing & Quality Assurance

• Write comprehensive Cypress component and E2E tests (80%+ code coverage)
• Create test fixtures and custom commands for reusable test utilities
• Test accessibility compliance (WCAG 2.1 AA standards)
• Identify and fix performance bottlenecks (bundle size, load times, rendering)
• Participate in code reviews focusing on code quality and best practices

Design Implementation & UX

• Translate Figma/design mockups into pixel-perfect implementations
• Implement responsive design breakpoints for mobile, tablet, and desktop
• Enhance user experience through thoughtful interactions and animations
• Ensure accessibility and usability across all user types
• Collaborate with UX team to identify and resolve UI/UX issues

Collaboration & Documentation

• Work closely with backend engineers to integrate FastAPI services
• Communicate with designers and product managers on feature requirements
• Document component APIs, usage patterns, and architectural decisions
• Maintain code standards and contribute to shared design systems
• Provide guidance and mentorship to junior frontend engineers, * Language : TypeScript 5.8+ Framework : Angular 19 (standalone components)
• State Management : NgRx (effects, selectors, reducers)
• Reactive Programming : RxJS
• UI Components : Angular Material
• Styling : SCSS/CSS3 (Flexbox, Grid, animations)
• Testing : Cypress (component & E2E)
• Build Tooling : Webpack/Esbuild (Angular CLI)
• CI/CD : GitHub Actions
• Linting/Formatting : ESLint, Stylelint, Prettier
• Version Control : Git

WHAT YOU'LL DELIVER

1. Component Development - Build reusable, well-tested Angular components
2. Feature Implementation - Develop 5-8 complete features (UI, state management, integration)
3. State Management - Design and implement NgRx stores, effects, and selectors
4. Dynamic Form Rendering - Enhance or refactor child app's form rendering engine
5. Testing - Achieve 80%+ code coverage with Cypress component and E2E tests
6. Performance Optimization - Reduce bundle size, improve load times, optimize rendering
7. Accessibility & Responsive Design - Ensure WCAG compliance and mobile responsiveness
8. Documentation - Component APIs, usage patterns, and architectural decisions
9. Code Quality - All deliverables passing linting, testing, and security reviews

Angular & TypeScript

• 5+ years of frontend development experience
• 3+ years with Angular (preferably Angular 12+, familiarity with standalone components preferred)
• Expert-level TypeScript knowledge (strict mode, advanced types, generics, discriminated unions)
• Deep understanding of RxJS (Observables, operators, async patterns, error handling)
• Experience with state management frameworks (NgRx)

Styling & Design

• Proficiency in CSS3 (Grid, Flexbox, custom properties, animations)
• Experience with CSS preprocessors (SCSS/Sass)
• Familiarity with Material Design principles and component libraries
• Ability to implement responsive design and mobile-first approaches
• Understanding of accessibility standards (WCAG, ARIA)

Testing & Quality

• Expertise with Cypress (component and E2E testing)
• Experience writing effective tests and achieving high coverage
• Familiarity with testing best practices and test organization
• Knowledge of browser DevTools and performance profiling

General Skills

• Excellent debugging and problem-solving abilities
• Experience with git workflows, pull requests, and code reviews
• Strong understanding of HTTP, REST APIs, and asynchronous patterns
• Ability to work independently and deliver production-ready code
• Excellent communication and documentation skills
• Bachelor's degree in Computer Science, Engineering, or equivalent professional experience, * Experience with Material Design for Angular
• Familiarity with Angular Form API (Reactive Forms, Form Validation)
• Knowledge of performance optimization (bundle analysis, lazy loading, tree-shaking)
• Experience with CI/CD pipelines and automated testing
• Contributions to open-source Angular projects
• Understanding of Azure AD/MSAL authentication flows
• Experience with dynamic form rendering or form builders
• Exposure to FastAPI or Python backend services (helpful for API integration)
• AWS or cloud development experience
• Experience with design tools (Figma, Adobe XD)

TECHNICAL STACK

This is a full-time contract position focused on delivering production-ready, enterprise-grade frontend applications.

AppGen is a cutting-edge AI-powered platform that leverages Claude AI and AWS to dynamically generate enterprise Angular applications without manual coding. It's transforming how Client delivers digital solutions-rapidly turning business requirements into fully functional, deployed applications. The frontend is where users interact with this innovation-building forms, previewing generated applications, and managing projects through an intuitive, modern interface. You'll be shaping the user experience at the heart of this transformative platform.