Error Logger
Build with AI Agent
Error Logger Backend

Error Logger App Backend Template
Error Aggregation, Stack Tracing, and Application Monitoring

A production-ready Error Logger backend on Back4app with errors, stack traces, and applications. Includes ER diagram, data dictionary, JSON schema, API playground, and an AI Agent prompt for rapid bootstrap.

Key Takeaways

This template gives you an error logging backend with errors, stack traces, and applications so your team can focus on error analysis and resolution flows.

  1. Error-centric schema designModel errors with stack traces and application contexts in clear, queryable structures.
  2. Real-time error trackingUse Back4app's real-time capabilities for error notifications and updates.
  3. Application monitoringMonitor application errors with detailed stack traces and context.
  4. Error and stack trace featuresAllow users to log, search, and analyze errors seamlessly.
  5. Cross-platform error backendServe mobile and web clients through a single REST and GraphQL API for errors, stack traces, and applications.

What Is the Error Logger App Backend Template?

Back4app is a backend-as-a-service (BaaS) for fast product delivery. The Error Logger App Backend Template is a pre-built schema for errors, stack traces, and applications. Connect your preferred frontend (React, Flutter, Next.js, and more) and ship faster.

Best for:

Error logging applicationsApplication monitoring platformsReal-time error trackingMobile-first error appsMVP launchesTeams selecting BaaS for error products

Overview

An error logging product needs error records, stack traces, and application contexts.

This template defines Error, Stack Trace, and Application with real-time features and ownership rules so teams can implement error tracking quickly.

Core Error Logger Features

Every technology card in this hub uses the same Error Logger backend schema with Error, Stack Trace, and Application.

Error logging and management

Error class stores message, code, level, and timestamps.

Stack trace collection

Stack Trace class links error, file, line, and function.

Application monitoring

Application class stores name, version, and error references.

Why Build Your Error Logger Backend with Back4app?

Back4app gives you error, stack trace, and application primitives so your team can focus on error analysis and resolution instead of infrastructure.

  • Error and stack trace management: Error class with message fields and stack trace class for detailed error tracking supports error analysis.
  • Application monitoring features: Monitor application errors with detailed stack traces and context.
  • Realtime + API flexibility: Use Live Queries for error updates while keeping REST and GraphQL available for every client.

Build and iterate on error logging features quickly with one backend contract across all platforms.

Core Benefits

An error logging backend that helps you iterate quickly without sacrificing structure.

Rapid error logging launch

Start from a complete error, stack trace, and application schema rather than designing backend from zero.

Real-time error tracking support

Leverage real-time error notifications and updates for enhanced error management.

Clear application monitoring flow

Monitor application errors with detailed stack traces and context.

Scalable permission model

Use ACL/CLP so only authorized users can view or manage error records and stack traces.

Error and stack trace data

Store and aggregate errors and stack traces for analysis and resolution without schema resets.

AI bootstrap workflow

Generate backend scaffolding and integration guidance fast with one structured prompt.

Ready to launch your error logging app?

Let the Back4app AI Agent scaffold your Error Logger backend and generate errors, stack traces, and applications from one prompt.

Free to start — 50 AI Agent prompts/month, no credit card required

Technical Stack

Everything included in this Error Logger backend template.

Frontend
13+ technologies
Backend
Back4app
Database
MongoDB
Auth
Built-in auth + sessions
API
REST and GraphQL
Realtime
Live Queries

ER Diagram

Entity relationship model for the Error Logger backend schema.

View diagram source
Mermaid
erDiagram
    User ||--o{ Application : "owner"
    Application ||--o{ ErrorLog : "application"
    User ||--o{ Notification : "user"
    ErrorLog ||--o{ Notification : "errorLog"

    User {
        String objectId PK
        String username
        String email
        String password
        Date createdAt
        Date updatedAt
    }

    Application {
        String objectId PK
        String name
        Pointer owner FK
        Date createdAt
        Date updatedAt
    }

    ErrorLog {
        String objectId PK
        Pointer application FK
        String message
        String stackTrace
        String level
        Date createdAt
        Date updatedAt
    }

    Notification {
        String objectId PK
        Pointer user FK
        Pointer errorLog FK
        String message
        String status
        Date createdAt
        Date updatedAt
    }

Integration Flow

Typical runtime flow for auth, error logging, stack trace collection, and application monitoring.

View diagram source
Mermaid
sequenceDiagram
  participant User
  participant App as Error Logger App
  participant Back4app as Back4app Cloud

  User->>App: Login
  App->>Back4app: POST /login
  Back4app-->>App: Session token

  User->>App: View applications
  App->>Back4app: GET /classes/Application
  Back4app-->>App: Application list

  User->>App: Log an error
  App->>Back4app: POST /classes/ErrorLog
  Back4app-->>App: ErrorLog objectId

  Back4app-->>App: Live Queries for new errors
  App-->>User: Notification of new error

Data Dictionary

Full field-level reference for every class in the Error Logger schema.

FieldTypeDescriptionRequired
objectIdStringAuto-generated unique identifierAuto
usernameStringUser login name
emailStringUser email address
passwordStringHashed password (write-only)
createdAtDateAuto-generated creation timestampAuto
updatedAtDateAuto-generated last-update timestampAuto

6 fields in User

Security and Permissions

How ACL and CLP strategy secures errors, stack traces, and applications.

User-owned error controls

Only authorized users can update or delete error records; others cannot modify error content.

Stack trace integrity

Only authorized users can create or delete stack traces. Use Cloud Code for validation.

Scoped read access

Restrict error and stack trace reads to relevant parties (e.g. users see their own errors and stack traces).

Schema (JSON)

Raw JSON schema definition ready to copy into Back4app or use as implementation reference.

JSON
{
  "classes": [
    {
      "className": "User",
      "fields": {
        "objectId": {
          "type": "String",
          "required": false
        },
        "username": {
          "type": "String",
          "required": true
        },
        "email": {
          "type": "String",
          "required": true
        },
        "password": {
          "type": "String",
          "required": true
        },
        "createdAt": {
          "type": "Date",
          "required": false
        },
        "updatedAt": {
          "type": "Date",
          "required": false
        }
      }
    },
    {
      "className": "ErrorLog",
      "fields": {
        "objectId": {
          "type": "String",
          "required": false
        },
        "application": {
          "type": "Pointer",
          "required": true,
          "targetClass": "Application"
        },
        "message": {
          "type": "String",
          "required": true
        },
        "stackTrace": {
          "type": "String",
          "required": true
        },
        "level": {
          "type": "String",
          "required": true
        },
        "createdAt": {
          "type": "Date",
          "required": false
        },
        "updatedAt": {
          "type": "Date",
          "required": false
        }
      }
    },
    {
      "className": "Application",
      "fields": {
        "objectId": {
          "type": "String",
          "required": false
        },
        "name": {
          "type": "String",
          "required": true
        },
        "owner": {
          "type": "Pointer",
          "required": true,
          "targetClass": "User"
        },
        "createdAt": {
          "type": "Date",
          "required": false
        },
        "updatedAt": {
          "type": "Date",
          "required": false
        }
      }
    },
    {
      "className": "Notification",
      "fields": {
        "objectId": {
          "type": "String",
          "required": false
        },
        "user": {
          "type": "Pointer",
          "required": true,
          "targetClass": "User"
        },
        "errorLog": {
          "type": "Pointer",
          "required": true,
          "targetClass": "ErrorLog"
        },
        "message": {
          "type": "String",
          "required": true
        },
        "status": {
          "type": "String",
          "required": true
        },
        "createdAt": {
          "type": "Date",
          "required": false
        },
        "updatedAt": {
          "type": "Date",
          "required": false
        }
      }
    }
  ]
}

Build with AI Agent

Use the Back4app AI Agent to generate a real Error Logger app from this template, including frontend, backend, auth, and error, stack trace, and application flows.

Back4app AI Agent
Ready to build
Create an error logging app backend on Back4app with this exact schema and behavior.

Schema:
1. Error: message (String, required), code (String, optional), level (String, optional); objectId, createdAt, updatedAt (system).
2. Stack Trace: error (Pointer to Error, required), file (String, required), line (Number, required), function (String, optional); objectId, createdAt, updatedAt (system).
3. Application: name (String, required), version (String, required); objectId, createdAt, updatedAt (system).

Security:
- Only authorized users can update/delete error records. Use Cloud Code for validation.

Auth:
- Sign-up, login, logout.

Behavior:
- Log errors, collect stack traces, monitor applications.

Deliver:
- Back4app app with schema, ACLs, CLPs; frontend for error logging, stack trace collection, and application monitoring.

Press the button below to open the Agent with this template prompt pre-filled.

This is the base prompt without a technology suffix. You can adapt the generated frontend stack afterward.

Deploy in minutes50 free prompts / monthNo credit card required

API Playground

Try REST and GraphQL endpoints against the Error Logger schema. Responses use mock data and do not require a Back4app account.

Loading playground…

Uses the same schema as this template.

Choose Your Technology

Expand each card for integration steps, state patterns, data model examples, and offline notes.

Flutter Error Logger Backend

React Error Logger Backend

React Native Error Logger Backend

Next.js Error Logger Backend

JavaScript Error Logger Backend

Android Error Logger Backend

iOS Error Logger Backend

Vue Error Logger Backend

Angular Error Logger Backend

GraphQL Error Logger Backend

REST API Error Logger Backend

PHP Error Logger Backend

.NET Error Logger Backend

What You Get with Every Technology

Every stack uses the same Error Logger backend schema and API contracts.

Unified error tracking schema

A standardized data structure for all error logging entries.

Real-time error notifications

Instant alerts for new errors in your error logging applications.

Detailed stack trace logging

Capture and analyze stack traces for error logging to debug effectively.

Secure data management

Protect sensitive information in error logging logs with robust security.

REST/GraphQL API access

Easily integrate error logging logs with your frontend via APIs.

Extensible logging features

Add custom fields and functionalities to enhance error logging logging.

Error Logger Framework Comparison

Compare setup speed, SDK style, and AI support across all supported technologies.

FrameworkSetup TimeError Logger BenefitSDK TypeAI Support
Under 5 minutesSingle codebase for error logger on mobile and web.Typed SDKFull
~3–7 minFast web dashboard for error logger.Typed SDKFull
Rapid (5 min) setupCross-platform mobile app for error logger.Typed SDKFull
~5 minServer-rendered web app for error logger.Typed SDKFull
~3–5 minLightweight web integration for error logger.Typed SDKFull
Under 5 minutesNative Android app for error logger.Typed SDKFull
~3–7 minNative iOS app for error logger.Typed SDKFull
Rapid (5 min) setupReactive web UI for error logger.Typed SDKFull
~5 minEnterprise web app for error logger.Typed SDKFull
Under 2 minFlexible GraphQL API for error logger.GraphQL APIFull
Quick (2 min) setupREST API integration for error logger.REST APIFull
~3 minServer-side PHP backend for error logger.REST APIFull
Rapid (5 min) setup.NET backend for error logger.Typed SDKFull

Setup time reflects expected duration from project bootstrap to first error log using this template schema.

Frequently Asked Questions

Common questions about building an Error Logger backend with this template.

What is an Error Logger backend?
What does the Error Logger template include?
Why use Back4app for an error logging app?
How do I run queries for errors and stack traces with Flutter?
How do I create an application with Next.js server actions?
Can React Native cache errors and stack traces offline?
How do I prevent duplicate errors?
What is the best way to show error details and stack traces on Android?
How does the error logging flow work end-to-end?

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