Challenge
Projects, tenders, contracts, letters and payments were handled manually and in scattered Google Sheets. Tenders were copied over from procurement portals by hand.
Management system · energy · automation
Energy holding: projects, tenders and payments in one system
The holding builds substations, power lines and generation facilities. Tenders, contracts, letters and work schedules lived in dozens of spreadsheets — we brought it all into one system.
- 18 modules
- 36 roles
- Chrome extension
- Telegram
18modules in one system
36roles with separate permissions
173API methods
What we built
- Projects & construction schedulework stages and dependencies (FS/SS/FF/SF), calendars and deadline control for every site.
- One-click tendersa Chrome extension pulls lots from the Samruk-Kazyna procurement portal straight into the Tenders module.
- Contracts & paymentspayment requests, treasurer and CFO approvals, a contract registry.
- Correspondenceincoming and outgoing letters with assignments and deadlines.
- Auto-tasksrule-based recurring tasks, real-time and Telegram notifications.
Result
The system has become the holding's day-to-day operating backbone: from June 2025 to August 2026, 246 development and support tasks (1,069 hours) were delivered on it. Next up: a treasury finance platform and AI-assisted tender selection.
Technology
- NestJS
- Fastify
- PostgreSQL
- Redis / BullMQ
- React
- MUI
- Chrome Extension MV3
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