Public Profile

Subramaniyajothi

Full-Stack Web Developer | MERN Stack Enthusiast | Focused on building dynamic and responsive web apps | Skilled in React, Node.js, Express, MongoDB, Vite

55Repos

9Followers

44Following

out of 100

Junior

Confidence55% · Medium

Skill Radar

Language Capabilities

Most used overallJavaScript96%7 languages coded

JavaScript

96%

Python

CSS

HTML

Shell

TypeScript

Dockerfile

Overall Summary

Subramaniyajothi demonstrates a solid grasp of the MERN stack and project scaffolding, but severely lacks testing, CI/CD, and documentation discipline. The portfolio is heavily tutorial-driven with low external validation (stars/forks) and missing core engineering artifacts like tests and Dockerfiles.

Strengths

Placement-Management-System shows strong domain modeling with a wide technology stack including Redux, JWT, and Cloudinary integration
claude-usage demonstrates an interesting and original idea for a VS Code extension, showing some product sense
Kanban-App-Proj-2 and Notes-App-proj-1 show good understanding of modern React patterns (Context API, React Router, localStorage persistence)
User_Authentication_and_Authorization and Password_Reset_Flow show correct backend security pattern selection (JWT, HTTP-only cookies, Nodemailer)

Category Breakdown — evidence for every score

Architecture 45Confidence60% · Medium

Evidence

Placement-Management-System uses a clean separation: BookStore-App-Backend (backend) and Book-Store-App-Frontend (frontend) are properly split repos
User_Authentication_and_Authorization description mentions MVC pattern, showing awareness of architectural patterns
Password_Reset_Flow topics include 'mvc-architecture' and 'express-middleware', indicating structured backend design

Repository Intelligence

tecnodeveloper/nodejs_base_project45

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Know your own score.

Connect GitHub and get your explainable Engineering Score in 60 seconds. Free.

Get your GitRating

Download this report

Missing

•Zero evidence of testing across all 55 repositories; no test files, no testing frameworks in topics, no CI pipelines detected
•Documentation is severely lacking: 18 out of 28 listed repos have no README at all, making them unusable by collaborators
•No evidence of DevOps practices: no Dockerfiles, no CI/CD workflows, no environment separation strategies detected
•High tutorial-following signal: repos like 'Task-5-Add-To-Cart-using-modal' and 'backend-initiate' suggest guided project replication rather than original architecture
•No licenses on 22 out of 28 repos, limiting open-source reusability despite bio claiming 'open-source' focus (EaseMotion-css)

Recommendations

Add unit and integration tests to primary backend repos

BookStore-App-Backend and User_Authentication_and_Authorization have zero test coverage detected. Adding Jest/Supertest tests would significantly improve reliability and employability.

Create comprehensive READMEs for all repositories missing them

18 repos including BookStore-App-Backend, classRoom-Backend, and User_Authentication_and_Authorization lack READMEs entirely, making them inaccessible to reviewers and collaborators.

Set up CI/CD pipelines for main projects

No GitHub Actions or CI detected in any repo. Adding linting and automated test runs to Placement-Management-System would demonstrate DevOps maturity.

Add Docker and environment configuration to backend projects

BookStore-App-Backend and Password_Reset_Flow have no Dockerfile or docker-compose detected, hindering deployment readiness.

Consolidate scattered auth repos into a single well-maintained library

User_Authentication_and_Authorization, Password_Reset_Flow, and backend-initiate overlap significantly in functionality. Consolidating would reduce maintenance burden and show architectural judgment.

Kanban-App-Proj-2 uses @dnd-kit and localStorage for state persistence, showing appropriate technology selection for a client-side app

Missing

•No evidence of caching, queueing, or rate-limiting in any backend project
•No microservices or modular monolith patterns detected beyond basic MVC
•No dependency injection patterns observed

Recommendations

Implement rate limiting and pagination in Placement-Management-System backend +5

Placement-Management-System handles job postings and applications but shows no evidence of pagination or rate-limiting, which are critical for scalability.

Backend 42Confidence65% · Medium

Evidence

BookStore-App-Backend uses Express, MongoDB, Mongoose, and Firebase Auth, showing familiarity with modern backend stack
Password_Reset_Flow implements secure token-based password reset with Nodemailer, a standard backend pattern
User_Authentication_and_Authorization uses JWT and bearer tokens with MongoDB/Mongoose
tecnodeveloper/nodejs_base_project includes Swagger API documentation, showing API documentation awareness

Missing

•No evidence of input validation libraries (e.g., Joi, Zod, express-validator) in any backend repo
•No evidence of error handling middleware beyond basic Express defaults
•No evidence of database indexing strategies or query optimization

Recommendations

Add input validation middleware to all Express APIs +6

BookStore-App-Backend and Password_Reset_Flow handle user data but show no evidence of Joi/Zod validation, risking data integrity and security.

Code Quality 35Confidence45% · Low

Evidence

Repository names are generally descriptive (Placement-Management-System, Password_Reset_Flow, User_Authentication_and_Authorization)
Topics are well-tagged on most repos, indicating organizational awareness
Multiple repos follow consistent naming conventions (Kanban-App-Proj-2, Notes-App-proj-1 suggesting a structured learning curriculum)

Missing

•Cannot assess function/file size, DRY violations, or error handling quality without source code access
•No ESLint or Prettier configuration files detected in repo metadata
•No TypeScript strict mode evidence in TypeScript repos (classRoom-Backend, veloce)

Recommendations

Add ESLint and Prettier configs to all JavaScript/TypeScript repos +4

No linting or formatting configs detected across repos like Placement-Management-System and BookStore-App-Backend. Adding them ensures consistent code quality.

Complexity & Judgment 35Confidence35% · Low

Evidence

Kanban-App-Proj-2 uses localStorage for persistence, which is an appropriate choice for a client-side-only task app (not over-engineering)
EaseMotion-css is described as 'zero dependencies, lightweight, beginner-friendly', showing awareness of tradeoffs
claude-usage targets a real developer pain point (Claude Code usage limits), showing product judgment

Missing

•Cannot reliably assess tradeoff documentation or architecture decision records without source code
•High proportion of tutorial-style projects (Task-5-Add-To-Cart-using-modal, Notes-App-proj-1, Kanban-App-Proj-2) suggests limited original problem-solving
•No evidence of choosing simpler solutions over complex ones in backend architecture

Recommendations

Build one original, non-tutorial project with full engineering rigor +8

The portfolio is dominated by tutorial exercises. Building one original project (like expanding claude-usage) with tests, CI, Docker, and docs would demonstrate engineering judgment far more than 10 tutorial repos.

DevOps 8Confidence60% · Medium

Evidence

tecnodeveloper/nodejs_base_project mentions Git, GitHub RuleSet, and Github Issues, showing basic version control awareness
Repository topics are consistently applied, showing some project management discipline

Missing

•No Dockerfiles detected in any repository
•No CI/CD pipelines (GitHub Actions, GitLab CI) detected
•No infrastructure-as-code (Terraform, AWS CDK) detected
•No monitoring/logging solutions (Winston, Morgan, Sentry) referenced
•No environment separation (dev/staging/prod) evidence

Recommendations

Add GitHub Actions workflow for linting and testing to Placement-Management-System +7

Placement-Management-System is the most complex project but has no CI/CD. A basic GitHub Actions workflow would automate quality checks on every push.

Documentation 25Confidence75% · High

Evidence

10 out of 28 repos have READMEs (Placement-Management-System, Portfolio-Subramaniyajothi, Full-Stack-Notes, claude-usage, Kanban-App-Proj-2, Flip-Memory-Game, Book-Store-App-Frontend, EaseMotion-css, veloce, tecnodeveloper/nodejs_base_project)
tecnodeveloper/nodejs_base_project includes Swagger API documentation setup
Full-Stack-Notes invites contributions with guidance on note structure

Missing

•18 repos have NO README at all (BookStore-App-Backend, classRoom-Backend, backend-initiate, MongoDB_task, User_Authentication_and_Authorization, etc.)
•No CHANGELOG files detected
•No API documentation beyond Swagger setup in one repo
•No inline architecture diagrams or ADRs

Recommendations

Write READMEs for the 18 repos missing them, prioritizing backend repos +8

BookStore-App-Backend, User_Authentication_and_Authorization, and Password_Reset_Flow are functional projects that are completely undocumented, making them invisible to recruiters and collaborators.

Frontend 48Confidence65% · Medium

Evidence

Placement-Management-System uses Redux, Redux Thunk, Recharts, and Tailwind CSS, showing strong frontend ecosystem knowledge
Kanban-App-Proj-2 uses @dnd-kit for drag-and-drop, a modern and accessible DnD library
Notes-App-proj-1 implements pin, archive, trash, and search functionality, showing complex state management
Book-Store-App-Frontend uses React with Vite, the modern build tooling standard

Missing

•No evidence of Storybook or component-driven development
•No evidence of accessibility (a11y) testing or ARIA patterns
•No evidence of CSS architecture (CSS Modules, styled-components) beyond Tailwind utility classes
•No frontend testing (React Testing Library, Vitest, Jest) detected

Recommendations

Add React Testing Library tests to Kanban-App-Proj-2 +5

Kanban-App-Proj-2 has complex drag-and-drop interactions that are prime candidates for integration testing, yet no tests exist.

Maintainability 30Confidence50% · Medium

Evidence

Multiple repos appear to be progressive learning exercises (Notes-App-proj-1, Kanban-App-Proj-2, Task-5-Add-To-Cart-using-modal), suggesting a structured learning path
BookStore-App-Backend and Book-Store-App-Frontend are properly separated, improving maintainability of each component

Missing

•Cannot assess commit message quality without git history access
•No evidence of PR templates or contribution guidelines
•No evidence of refactoring over time (improving existing code vs only adding new repos)
•Many repos appear abandoned (0 stars, 0 forks, no issues activity)

Recommendations

Archive or consolidate inactive repositories +3

Repos like backend-initiate, MongoDB_task, and Course-Page appear to be abandoned exercises. Archiving them would improve the portfolio's signal-to-noise ratio.

Security 30Confidence50% · Medium

Evidence

Password_Reset_Flow uses HTTP-only cookies and JWT tokens, showing awareness of modern auth security practices
User_Authentication_and_Authorization uses bearer tokens with JWT
Placement-Management-System includes JWT authentication in its topic list

Missing

•No evidence of input sanitization against XSS/NoSQL injection
•No evidence of dependency auditing (npm audit, Snyk, Dependabot)
•No evidence of secrets management (.env.example files, secret scanning)
•Cannot verify if secrets are committed without source access

Recommendations

Add Dependabot alerts and .env.example files to all backend repos +5

BookStore-App-Backend and Password_Reset_Flow handle auth and database connections but show no evidence of dependency hygiene or secrets management templates.

Testing 5Confidence70% · Medium

Evidence

No testing frameworks mentioned in topics or descriptions of any of the 28 repos analyzed
No test script evidence detected in any repository metadata
No CI/CD pipeline that could run tests detected

Missing

•Unit tests (Jest, Mocha, Vitest)
•Integration tests (Supertest)
•E2E tests (Cypress, Playwright)
•Test coverage reports

Recommendations

Start with basic Jest unit tests for Password_Reset_Flow +10

Password_Reset_Flow has clear, testable business logic (token generation, validation, email sending) that would benefit immediately from unit tests.

Strengths

Includes Swagger API documentation setup, showing API-first awareness · Topics include 'template-generic-repo', indicating it's designed as a reusable template · Has a README and uses GitHub Issues for project management

Weaknesses

11 open issues suggest the project may be abandoned or poorly maintained · No license detected, limiting reusability as a template · No evidence of testing or CI/CD

Subramaniyajothi6/Placement-Management-System50

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Comprehensive feature set: job posting, application tracking, interview scheduling, email notifications, placement drives, reporting dashboards · Wide technology stack: Redux, Redux Thunk, Recharts, Cloudinary, Jitsi-Meet, JWT, Nodemailer · Good topic tagging for discoverability

Weaknesses

No license detected despite being a full-featured system · No evidence of testing across the full stack · No CI/CD or deployment configuration detected · README exists but no evidence of API documentation or architecture diagrams

Subramaniyajothi6/Portfolio-Subramaniyajothi30

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Has a README and GitHub Issues enabled

Weaknesses

1 open issue suggests incomplete state · No topics tagged, reducing discoverability · No license detected · No evidence of testing or deployment config

Subramaniyajothi6/Full-Stack-Notes40

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Has a README with contribution guidelines · Covers relevant topics (JavaScript, React, Node.js, MongoDB) · Good topic tagging for discoverability

Weaknesses

Primary language is Python but topics are all JavaScript/MERN, suggesting possible mismatch or auto-detection issue · No license detected for a repo that invites contributions · No evidence of structured note organization or indexing

Subramaniyajothi6/claude-usage48

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Original and practical idea targeting a real developer pain point · Has MIT license, showing open-source awareness · Has a README and clear description

Weaknesses

No evidence of testing for VS Code extension functionality · No evidence of CI/CD for extension publishing pipeline · No topics tagged, reducing discoverability

Subramaniyajothi6/MongoDB_task20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Issues enabled

Weaknesses

NO README detected · No license detected · No description, no topics · Name suggests it's a task/exercise with no documentation

Subramaniyajothi6/BookStore-App-Backend35

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses standard MERN backend stack (Express, MongoDB, Mongoose, Node.js) · Firebase Auth integration shows familiarity with third-party auth services · Good topic tagging

Weaknesses

NO README detected, making the repo completely undocumented · No license detected · No evidence of testing, input validation, or error handling middleware · No Docker or deployment configuration

Subramaniyajothi6/Kanban-App-Proj-245

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses @dnd-kit, a modern accessible drag-and-drop library · Fully responsive with TailwindCSS · localStorage persistence is appropriate for a client-side task app · Has a README and good topic tagging

Weaknesses

No license detected · No evidence of component testing for drag-and-drop interactions · Project name 'Proj-2' suggests tutorial/assignment origin · No deployment configuration detected

Subramaniyajothi6/Flip-Memory-Game35

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Has a README and good topic tagging · Responsive design is noted in topics · 1 fork suggests some community interest

Weaknesses

No license detected · No evidence of testing · Simple DOM-based game with no architectural complexity · No deployment configuration

Subramaniyajothi6/Book-Store-App-Frontend40

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses React with Vite, modern frontend tooling · Good topic tagging (CSS, HTML5, JavaScript, React, Tailwind) · Has a README

Weaknesses

No license detected · No evidence of testing or Storybook · No deployment configuration · Separated from backend but no evidence of shared API contract/types

Subramaniyajothi6/classRoom-Backend20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses TypeScript, indicating type safety awareness

Weaknesses

NO README detected · No license detected · No topics tagged · No description provided · No evidence of testing or deployment config

Subramaniyajothi6/responsive-template---the-band25

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Good topic tagging (CSS3, HTML5, JavaScript)

Weaknesses

NO README detected · No license detected · Appears to be a basic responsive template with low complexity · No evidence of testing or deployment

Subramaniyajothi6/EaseMotion-css45

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Original project: animation-first CSS framework with reusable components · Has MIT license, proper for open-source framework · Has a README and clear description emphasizing zero dependencies and lightweight design · Good design tradeoff awareness (lightweight, beginner-friendly)

Weaknesses

No topics tagged, reducing discoverability for a CSS framework · No evidence of testing for CSS framework behavior · No npm package configuration detected · Issues disabled, limiting community contribution

Subramaniyajothi6/career-pilot15

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Has MIT license

Weaknesses

NO README detected · No description provided · No topics tagged · No evidence of any engineering artifacts

Subramaniyajothi6/med-genie15

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Has MIT license

Weaknesses

NO README detected · No language detected (N/A), suggesting empty or minimal repo · No description, no topics, no issues enabled

Subramaniyajothi6/backend-initiate20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Issues enabled, suggesting some project management intent

Weaknesses

NO README detected · No license detected · No description, no topics · Name suggests it's a starter/boilerplate but no documentation on how to use it

Subramaniyajothi6/veloce25

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses TypeScript, indicating type safety awareness · Has a README

Weaknesses

No license detected · No topics tagged · No description provided · No evidence of testing or deployment config

Subramaniyajothi6/User_Authentication_and_Authorization35

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses JWT bearer tokens with MongoDB/Mongoose, standard auth pattern · Description mentions MVC pattern, showing architectural awareness · Good topic tagging (bearer-tokens, express-js, jwt-token, mongodb, mongoose, nodejs)

Weaknesses

NO README detected for an auth system, which is critical for understanding security decisions · No license detected · No evidence of testing for auth flows (login, token refresh, authorization) · No evidence of input validation or rate limiting

Subramaniyajothi6/xaytheon20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Has MIT license · Description shows ambition: GitHub analytics and open-source discovery platform

Weaknesses

NO README detected · No language detected (N/A), suggesting empty or minimal repo · No topics tagged · Issues disabled · Ambitious description but no evidence of implementation

Subramaniyajothi6/450-dsa25

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Description covers comprehensive DSA patterns (arrays, DP, graphs, trees) · Educational value for interview preparation

Weaknesses

NO README detected · No license detected · No topics tagged · No evidence of solution testing or verification

Subramaniyajothi6/ClassRoom-Frontend20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses TypeScript, indicating type safety awareness

Weaknesses

NO README detected · No license detected · No description, no topics · No evidence of testing or deployment config

Subramaniyajothi6/Course-Page20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Issues enabled

Weaknesses

NO README detected · No license detected · No description, no topics · No evidence of testing or deployment

Subramaniyajothi6/AI_BASED_DIABETES_PREDICTION_SYSTEM15

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Issues enabled

Weaknesses

NO README detected · No license detected · No language detected (N/A), suggesting empty or minimal repo · No description, no topics

Subramaniyajothi6/Password_Reset_Flow40

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses secure patterns: HTTP-only cookies, JWT tokens, Nodemailer for email reset · Good topic tagging (express-middleware, http-only-cookies, jwt-token, mvc-architecture, nodemailer) · Description clearly explains the password reset backend flow

Weaknesses

NO README detected for a security-critical auth flow · No license detected · No evidence of testing for token expiry, invalid tokens, or edge cases · No evidence of rate limiting on reset request endpoint

Subramaniyajothi6/E-Commerce-Database-Design25

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Good topic tagging (customers, database, ecommerce, mysql, orders, products) · Description clearly states the scope: customers, orders, products

Weaknesses

NO README detected · No license detected · No language detected (N/A), suggesting SQL scripts only · No evidence of schema diagrams or indexing strategies

Subramaniyajothi6/academic-hub-subramaniyajothi15

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Description mentions full-stack MERN academic dashboard with progress tracking

Weaknesses

NO README detected · No license detected · No language detected (N/A), suggesting empty or minimal repo · No topics tagged, Issues disabled

Subramaniyajothi6/QuickCart20

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Issues enabled with 1 open issue

Weaknesses

NO README detected · No license detected · No description, no topics · 1 open issue suggests incomplete state

Subramaniyajothi6/Password_Reset_Flow-frontend35

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Uses React with Vite, Context API, and React Router · Good topic tagging (bootstrap5, context-api, css3, html5, javascript, react-js, react-router) · Description clearly explains the frontend reset flow functionality

Weaknesses

NO README detected · No license detected · No evidence of testing for form validation and error states · No evidence of shared API types with Password_Reset_Flow backend

Subramaniyajothi6/Task-5-Add-To-Cart-using-modal30

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Good topic tagging (css3, fakeapi, html5, javascript, reactjs, swal, tailwindcss) · Uses SweetAlert2 for styled alerts, showing UI library awareness · Description clearly explains features (live cart count, modal, responsive)

Weaknesses

NO README detected · No license detected · Project name 'Task-5' strongly suggests tutorial/assignment origin · No evidence of testing or deployment

Subramaniyajothi6/Notes-App-proj-135

Estimated Repository Score

Architecture

Documentation

Testing

Deployment

Security

Complexity

Maintainability

Strengths

Feature-rich: create, edit, pin, archive, trash, search functionality · Good topic tagging (css3, html5, javascript, localstorage-persistence, react-router, reactjs, tailwindcss) · Uses React Router and localStorage, appropriate for a client-side notes app

Weaknesses

NO README detected · No license detected · Project name 'proj-1' suggests tutorial/assignment origin · No evidence of testing for note CRUD and search functionality