Python Development
Our own client platform: authentication, project tracking, invoicing, real-time messaging and Stripe payments on Next.js and Supabase.

Figures as reported by the client at the end of the engagement. Hirelyx has not independently audited them.
The challenge
We needed a single place for clients to see project status, exchange files and messages, review invoices and pay — without stitching together four SaaS products and reconciling them by hand.
Because it is the system our own delivery runs on, it also had to be something a small team could maintain while shipping client work.
The solution
A Next.js application with server-rendered marketing pages and an authenticated client area, backed by Supabase for Postgres, authentication, storage and realtime subscriptions.
Row-level security policies enforce access in the database rather than the interface, so a missing UI check cannot expose another client's data. Stripe handles checkout and invoice payment, with webhook-driven state reconciled against our own records.
Implementation
The sequence that mattered, including the decisions that prevented later rework.
Technology stack
Entities, roles and row-level security written before any screen, so authorisation was a property of the schema.
Projects, then invoicing, then messaging — each shipped working end to end before the next began.
Stripe events drive state transitions, with idempotent handlers so a replayed event cannot double-charge or double-credit.
Security headers, a content security policy, rate limiting on public endpoints and captcha on forms.
Outcome
Project status, files, messages, invoices and payments now live in one system that we own outright, with no per-seat cost as the client base grows.
Visuals

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Tell us where you are now. You will get a written scope, a fixed quote and an honest answer about whether this is the right next step.