Kareena Yadav
Frontend
Management: Under a year (1-5 people)
JavaScript
Node JS
SQL
Python
TypeScript
Active 11 hours ago
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Overview
Technical skills
Projects
Timeline
Roles
Overview
Full-stack Node.js and React developer (early-career) focused on building small e-commerce and admin CRUD flows with file upload support. The strongest proven skill is implementing end-to-end product CRUD with image upload, Cloudinary integration, and cleanup as shown in backend/src/controllers/productController.js. There is little public evidence of production-grade concerns such as schema migrations, retry/backoff strategies, structured observability, or hardened server-side auth.
Phone
Technical skills
Languages
5
JavaScript
Node JS
SQL
Python
TypeScript
Node JS
5
Express
Mongoose
Multer
Bcrypt
Axios
Frontend
4
React.js
Tailwind CSS
Next.js
Bootstrap
Other
7
Rest API
Netlify
GitHub
Dotenv
Vite
Git
ESLint
Projects
Developed an e-commerce platform with an authenticated admin dashboard for managing content and related workflows. Implemented structured input handling and robust fallback logic for sequential model behavior. Focused on reliable validation and user/admin experience within the application.
Built a hackathon management platform supporting public, student, and admin workflows. Implemented role-based access control and server-side validation to enforce correct permissions and data integrity. Added database-level uniqueness constraints and application validations, with API connectivity for required features.
Timeline
Frontend Developer
·
Middle
Lawizer
·
Internship
Worked on a workflow management web application. Integrated HTTP requests using Axios and implemented bearer-token authentication for protected functionality. Supported contract-related and cross-module features by troubleshooting issues and validating flows across the app.
Axios
Rest API
Full Stack Developer Intern
·
Junior
CodeSoar Technologies
·
Internship
Contributed to full-stack development tasks and supported ongoing feature work. Assisted with debugging and resolving integration issues during development. Participated in development work and code reviews to improve code quality and implementation consistency.
Middle Backend Developer
Confidence: Medium API Engineer
Full-stack Node.js and React developer (early-career) focused on building small e-commerce and admin CRUD flows with file upload support. The strongest proven skill is implementing end-to-end product CRUD with image upload, Cloudinary integration, and cleanup as shown in backend/src/controllers/productController.js. There is little public evidence of production-grade concerns such as schema migrations, retry/backoff strategies, structured observability, or hardened server-side auth.
API Design
3/10
How well APIs are designed
Basic REST API surface with consistent HTTP status codes and an Authorization header pattern, but missing versioning, idempotency keys, pagination, and a stable, uniform error contract across endpoints.
Evidence
Handmade-art/frontend/app/lib/api.js: client API wrapper using Authorization header and varying error parsing
Handmade-art/backend/src/controllers/productController.js: HTTP status codes and JSON error responses for CRUD endpoints
Data Layer & Database
3/10
Working with databases
Uses Mongoose for data access and controller-level validation; evidence of ordinary query patterns but no migration history, transaction boundaries, isolation-level consideration, or hand-tuned queries/indexes.
Evidence
Handmade-art/backend/src/controllers/productController.js: Product.find(), findById, findByIdAndDelete, save usage
Handmade-art/backend/package.json: dependency on mongoose
Scalability & Performance
2/10
Handling load and speed
Handles file uploads and cleans up temporary files which is good for correctness, but there are no caching, queuing, connection pooling, rate-limiting, or measured performance optimizations shown.
Evidence
Handmade-art/backend/src/controllers/productController.js: uploadImage / local temp file unlink logic and Cloudinary deletion
Handmade-art/frontend/app/lib/api.js: direct fetch calls without caching or retry policies
System Architecture
3/10
Overall system structure
Reasonable module separation for a small monolith - frontend API wrapper, backend controllers and a Cloudinary service - but no documented service contracts, secret-management, or deliberate service decomposition for scale.
Evidence
Handmade-art/backend/src/controllers/productController.js: relies on services/cloudinaryService abstraction
Handmade-art/frontend/app/lib/api.js: centralized client-side API layer
Security & Auth
2/10
Protecting data and access
Client sends Authorization tokens and the project includes auth-related dependencies, but server-side auth checks and token lifecycle management are not visible, and storing JWTs in localStorage plus passing raw error.message values risks leaks.
Evidence
Handmade-art/frontend/app/lib/api.js: Authorization header populated from localStorage adminToken
Handmade-art/backend/package.json: presence of jsonwebtoken, bcryptjs and dotenv as dependencies
Handmade-art/frontend/app/admin/page.js: client-side token expiry handling via string matching of error messages
Reliability & Observability
2/10
Stability and monitoring
There is basic error handling and cleanup (console logging and temp file removal) but no structured logging, metrics, timeouts, retries/backoff, circuit breakers, or graceful shutdown patterns.
Evidence
Handmade-art/backend/src/controllers/productController.js: console.error logs and file cleanup in catch blocks
Handmade-art/frontend/app/admin/page.js: frontend checks token expiry by inspecting error.message
Expertise
Backend AI & LLM· Junior
Node.js· Middle
Industries
Commerce· Middle
Technologies
Node JS· Middle
Rest API
Express
Bcrypt
Multer
Mongoose
Dotenv
Stack· mentioned only
Recommendations
- Own and harden CRUD APIs with secure auth - move token usage from localStorage to a safer cookie strategy and add server-side auth checks and explicit token lifecycle handling.
- Add resilience patterns - instrument timeouts, retries with backoff for external calls, and structured logging or basic metrics for key endpoints.
- Introduce schema evolution and migrations for the database and document those migrations to show production-readiness.
- Improve API design - add consistent error shapes, consider versioning, and add pagination/idempotency where applicable.
- Build request-level validation and sanitization on the server (schema validation middleware) and centralize error handling
Repositories
The developer's experience in this domain has been verified based on AI analysis of the following repositories:
Junior Frontend Developer
Confidence: Medium UI Engineer
Frontend UI-focused developer at a junior level specializing in responsive layouts and visual design. The strongest proven skill is typographic and responsive UI design as shown by the portfolio/src/index.css hero, grid, and responsive rules. There is little public evidence of advanced state management, automated testing, backend integrations, or performance instrumentation.
UI Component Architecture
2/10
How interface parts are built
Mostly static HTML and global CSS rather than modular component architecture; no evidence of reusable React components, custom hooks, or a design-system implemented by the author.
Evidence
portfolio/src/index.css: large global stylesheet with layout and typography rather than component-scoped styles
portfolio/index.html: single-page mount point and README references a components folder but no component source shown in provided files
HTML-CSS-JS-min-project/Resume/resume-bootstrap.html: monolithic markup using Bootstrap utility classes rather than component composition
Responsive & Cross-browser
5/10
Works on all screens and browsers
Clear attention to responsive layouts and fluid typography using media queries, clamp, CSS Grid and mobile breakpoints; shows pragmatic cross-breakpoint adjustments but no advanced feature-detection or RTL/i18n scaffolding.
Evidence
portfolio/src/index.css: extensive media queries, clamp() typography, grid templates and mobile-specific layout changes
HTML-CSS-JS-min-project/lazarev./style.css: responsive rules, fluid font-sizing and layout adjustments for multiple breakpoints
Performance Optimization
1/10
Speed of the interface
Very little performance engineering present - no bundle-analysis artifacts, no code-splitting, lazy loading strategies or virtualization for long lists; only minor attention to reduced-motion and simple image transitions.
Evidence
portfolio/src/index.css: prefers-reduced-motion rule present but no measured perf artifacts
HTML-CSS-JS-min-project/lazarev./style.css: image transform and keyframe usage without performance instrumentation
Accessibility & Semantics
2/10
Usable for everyone
Basic semantic HTML and some alt attributes are present, but there is no visible ARIA usage, custom keyboard/focus management, or an a11y toolchain in CI.
Evidence
HTML-CSS-JS-min-project/lazarev./index.html: multiple img elements with alt attributes and semantic sections
portfolio/index.html: correct meta viewport and basic semantic document structure
State Management & Data Flow
1/10
Managing data in the app
No evidence of structured client-side state management, server-state cache discipline, request cancellation, optimistic updates or state machines in the examined code.
Evidence
portfolio/package.json: React and Vite are dependencies but the provided files do not show component source or hooks implementing state flows
HTML-CSS-JS-min-project/basicJS-small-task/scpit.js: tiny client-side script placeholders present but no non-trivial data-flow logic
UX & Visual Polish
6/10
Look and feel quality
High visual polish and strong typographic/layout sensibility with refined hero, project, and skills sections; good attention to transitions and micro-interaction styling.
Evidence
portfolio/src/index.css: detailed hero, project-entry, skill-row and stat-strip styles with hover transitions and typographic scale
HTML-CSS-JS-min-project/sheryians-page-clone/style.css: well-structured section styles and responsive adjustments that show visual design intent
Verified artifacts
Expertise
HTML & CSS· Junior
React· Junior
Modern Web Frameworks· Junior
Technologies
Tailwind CSS
Next.js
Netlify
Bootstrap
Git
React.js
Vite
Axios
ESLint
GitHub· since 2026
State· mentioned only
Recommendations
- Greenfield marketing and portfolio sites where polished responsive UI and strong visual design are primary requirements.
- Componentization and design-system work - refactor global CSS into component-scoped styles and tokens to increase reuse and maintainability.
- Landing pages and content-driven editorial pages that benefit from strong typography and layout skills.
- Small-to-medium front-end tasks focusing on visual polish, responsive breakpoints, and accessibility fixes rather than complex state or backend integrations.
Repositories
The developer's experience in this domain has been verified based on AI analysis of the following repositories:
Junior Game Developer
Confidence: Medium Generalist
Junior frontend developer focused on JavaScript and React-era tooling with a practical strength in basic algorithm implementation and frontend build configuration. Proven skill is JavaScript problem solving and algorithmic reasoning as shown in Javascript_practice/stringDSAques/reverseString.js and Javascript_practice/Condition DAS ques/thirdMaxNum.js. There is no evidence of game development, advanced graphics, networking, or production-grade performance engineering in the available code.
Gameplay Systems & Mechanics
How game logic works
Not evidenced in public code
Graphics & Rendering
Drawing game visuals
Not evidenced in public code
Physics & Math
2/10
Game physics and math
Basic algorithmic and complexity reasoning is present in small JavaScript exercises but no advanced physics or deterministic simulation work.
Evidence
Javascript_practice/stringDSAques/reverseString.js: three reverse implementations with time/space complexity commentary
Javascript_practice/Condition DAS ques/thirdMaxNum.js: findThirdMax function implementation with test case
Engine Proficiency
2/10
Skill with the game engine
Light engine/tooling familiarity shown via Vite and ESLint configuration files, but no advanced editor tooling or engine extensions.
Evidence
portfolio/vite.config.js: custom Vite configuration using @vitejs/plugin-react and @tailwindcss/vite
portfolio/eslint.config.js: defineConfig ESLint setup with plugin selection and rules
Performance & Frame Budget
1/10
Keeping the game smooth
Algorithmic performance awareness exists in comments, but there is no measured profiling, zero-alloc optimizations, or production-grade frame-budget work.
Evidence
Javascript_practice/stringDSAques/reverseString.js: explicit O(n) and O(n^2) time/space complexity analysis in comments
Content Pipeline & Tooling
1/10
Tools for game content
Basic project tooling and npm script usage are present, but no CI, automated import pipelines, or import/postprocess tooling is evidenced.
Evidence
portfolio/package.json: scripts (dev, build, lint) and dependency list
portfolio/vite.config.js: plugin registration demonstrating basic build tool customization
Technologies
JavaScript· since 2025 · Junior
Recommendations
- Develop responsive React component libraries and small-to-medium single page applications where solid JavaScript fundamentals are sufficient.
- Implement and maintain frontend build and lint tooling (Vite, ESLint) and help standardize project templates for teams.
- Convert DSA practice into educational content or automated coding challenge solutions to showcase algorithmic knowledge.
- Work on interactive portfolio sites, landing pages, and contact form integrations using EmailJS or similar services.
Repositories
The developer's experience in this domain has been verified based on AI analysis of the following repositories: