Real systems, real production numbers

Deep dives into platforms we designed, built and run — the architecture decisions, the trade-offs, and the metrics they produce in production.

  • Production systems
  • Metrics, not marketing
  • Full-stack builds
analytics.pandasdroid.comLIVETHROUGHPUTUTILISATION75%1250+99%4.9

The numbers behind these builds

12M+
Records processed
50K/day
Email send capacity
79/79
E2E tests passing
4
Systems in production

How we build, in detail

Each study covers the challenge, the architecture we chose and the measured results of the shipped system.

Data Engineering 4 months

High-Throughput Data Enrichment Pipeline — 12M+ Records

Internal Project

Needed to process millions of raw domain records into enriched, scored, and classified business profiles. Required high throughput with fault tolerance, AI-powered industry classification across thousands of categories, and a database capable of handling 21GB+ of structured data.

12M+
Total Records
21GB
Database Size
33/sec
Throughput
2,210
NAICS Codes
GoPythonPostgreSQLKafkaOllamaSMTP
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Business Software 3 months

Enterprise CRM Platform — 40+ Data Models, Event-Driven Architecture

Internal Project

Needed a full-featured CRM system without depending on third-party SaaS platforms like Salesforce or HubSpot. Required multi-tenancy, complex data relationships across contacts/leads/deals/accounts, real-time workflow automation, and AI-powered email integration.

40+
Data Models
12
Kafka Topics
RBAC
Auth System
S3/MinIO
Storage
GoChi v5ReactTypeScriptPostgreSQLRedis
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Industrial Manufacturing 2 weeks

CutMaster — Industrial Machine Management with 79/79 Tests Passing

Dener USA (Demo)

Needed a comprehensive machine management dashboard for Dener industrial equipment covering 13 machine types. Required full lifecycle management: job scheduling, preventive maintenance, customer tracking, service tickets, spare parts inventory, and operational reporting — all with a clean, responsive UI.

13
Machine Types
50+
API Endpoints
79/79
E2E Tests
12
React Pages
PythonFastAPIReact 19SQLiteViteRecharts
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Email Marketing 2 months

Email Campaign Engine — 50K/Day with AI Classification

Internal Project

Needed an end-to-end email campaign system capable of composing, sending at scale, tracking deliveries, and intelligently classifying replies. Required multi-domain sender rotation, rate limiting to avoid deliverability issues, and AI-powered reply analysis to identify hot leads automatically.

50K
Daily Capacity
14/sec
Send Rate
6
Domains
6
AI Categories
PythonFastAPIReactAnt DesignAWS SESSQLite
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