Johnvessly Alti

Johnvessly Alti

Full Stack Developer

Building secure, scalable, and user-friendly web applications.

I’m a Full Stack Developer focused on React and Next.js. I build production-ready web apps — from authentication and APIs to database design and polished UI. I also practice DSA regularly and prepare for technical interviews.

Selected Projects

A few projects I’ve built recently, focusing on modern web technologies and real-world usability.

Sub Trackr — Subscription Manager SaaS

Sub Trackr — Subscription Manager SaaS

Track subscriptions with Google OAuth, email reminders, billing cycle logic, interactive dashboards, CSV/PDF export, themes and responsive design.

Next.js (App Router)TypeScriptTailwind CSSPrismaPostgreSQLZustandShadcn UIRechartsAuth.js
Fin Sage — Personal Finance Tracker

Fin Sage — Personal Finance Tracker

PWA for budgets, expenses, spending visualization, offline mode, push notifications and budget alerts.

Next.js (App Router)TypeScriptPostgreSQLPrismaZustandTailwind CSS
Cine Scope — Movie Discovery App

Cine Scope — Movie Discovery App

Movie discovery using TMDb API, with watchlist, authentication and lightweight performance optimizations.

Next.jsPostgreSQLPrismaZustandShadcn UINextAuth.js

Technical Skills

A snapshot of the technologies and tools I work with to build modern web applications.

Languages

TypeScript • JavaScript • Python • HTML • CSS

Frontend

React, Next.js (App Router + Server Actions), Tailwind CSS, Zustand, Shadcn UI

Backend & DB

Node.js, Express, Next.js API Routes, PostgreSQL, MongoDB, Prisma ORM

Auth & Infra

NextAuth.js, JWT, bcrypt, Vercel, Git, GitHub, Postman

Tools

Recharts, PWA, CSV/PDF Export, VS Code

About Me

I’m a Full Stack Developer passionate about creating high-quality, user-focused web applications. I enjoy owning features end-to-end: designing data models, building APIs, crafting frontend experiences, and shipping to production. I also practice DSA regularly to keep my problem-solving sharp.

🎓 Education

B.Sc in Computer Science (2021–2024) — Aditya Degree College, Vizianagaram

Problem Solving

Actively solving problems on LeetCode (Python). Currently following NeetCode 150 to strengthen fundamentals and prepare for technical interviews.

Let’s Connect