EPIOSO System Update 0.1.0: Core infrastructure and security protocols deployed.
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EPIOSO
Service

Systems & Backend Engineering

Clean, scalable backend systems built with NestJS, FastAPI, PostgreSQL, and Redis. Architecture first, code second.

Systems & Backend Engineering

Building interfaces that people love to use.

Project Overview

A poorly designed backend is the most expensive technical debt a product can carry. We design data models, API contracts, and system boundaries before writing code.

What We Deliver

  • Clean API Design

    RESTful or GraphQL APIs with consistent contracts, versioning, and OpenAPI documentation.

  • Resilient Data Layer

    Schema design, indexing, migration patterns, and query optimization for PostgreSQL and MongoDB.

  • Background Processing

    BullMQ and Redis-backed job queues for async operations.

How We Build

Domain Modeling

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Model your business domain into clean entities, relations, and bounded contexts.

API Contract Design

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Define the API surface with OpenAPI specs, shared TypeScript types, and validated DTOs.

Implementation

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NestJS modules, FastAPI routers, Prisma schemas — built with layered architecture.

Containerize & Deploy

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Docker Compose for dev. Production containers with health checks and proper secrets management.

99.9%
API uptime across deployments
10+
Backend systems built
1000+
Concurrent users supported

// EPIOSO

Prefer direct?

LinkedIn

Oussama Zaki

GitHub

gloxoss

Based in

Casablanca, Morocco

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