Expense Tracker (Part 1/5): Introduction
Series links: Part 1/5 – Introduction (you are here) Part 2/5 – Database Planning Part 3/5 – AWS Setup Part 4/5 – Backend APIs Part 5/5 – Frontend What A small, practical expense tracker you can run yourself. You pick a date, enter amount (Credit/Debit), add a category and description, attach bill photos or files, and submit. Later you can search by text/date and export a CSV for your accountant. Why Keep all receipts and notes in one place with the transactions. Search quickly when you need proof or totals. Download a clean CSV and share it with your CA. How The system has three pieces: Database (PostgreSQL) to store entries and attached documents. Backend (Java) with simple APIs to save, list/filter, autocomplete, and export. Frontend (static HTML + JS) with three screens: Login, Add Entry, Listing/Export. Typical flow (with screenshots): Step 1 — Login ...