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Rivac AI Labs
Engineering & Software Development

Backend Architect

Every product eventually hits a point where the backend either scales cleanly or becomes the reason every new feature takes three times longer to ship. We design the API layer, data model, and service boundaries so they hold up under real load and real feature growth, not just the traffic pattern of a demo. This is the right call when you're moving from prototype to production, when an existing API has become a tangle of inconsistent endpoints, or when a new product line needs a data architecture that won't need to be redone in a year. We hand back a system with clear contracts between services, not a diagram that only makes sense to the person who drew it.

This is a capability we deliver for you as a service, not a role we’re hiring for.

How We’d Approach This

A clear, staged plan, not a black box

These are the service-specific steps inside our six-step process.

  1. 1

    Map current or planned data flows, entity relationships, and API consumers to find the real architectural constraints.

  2. 2

    Prototype the core service boundaries and schema against one representative workload before committing to the full build.

  3. 3

    Review the API contracts and data model with your engineering team so ownership and edge cases are agreed up front.

  4. 4

    Implement the architecture with migration paths, versioning, and monitoring built in from day one, not bolted on later.

What You Get

Deliverables from this engagement

  • Documented API design and service-boundary diagram
  • Production database schema with migration scripts
  • Working backend implementation with test coverage
  • Architecture decision record explaining key trade-offs

Six Ways We Could Architect This

Different engagement, different build, pick the shape that fits

There’s more than one way to deliver on this service. Browse a few of the ways we’d structure the work, depending on your speed, budget, and integration needs.

Read all 6 architectures as text

Lean Fast-Start Architecture

API Layer

  • Monolith REST API
  • Auth Middleware
  • API Versioning Convention

Data Layer

  • Single Postgres Database
  • Manual Migrations
  • Nightly Backup Script

Deployment

  • Single PaaS Instance
  • Environment Config File

Clients

  • Web Client
  • Mobile Client
  • Basic Health Check
  • Error Logging to File

Cloud-Native / Managed Services Architecture

API Gateway

  • Managed API Gateway
  • Rate Limiting Rules

Containerized Services

  • Order Service Container
  • User Service Container
  • Managed Kubernetes Cluster

Managed Data Layer

  • Managed Postgres Primary
  • Read Replica
  • Managed Redis Cache

Operations

  • Autoscaling Policy
  • Managed Auth Service
  • Centralized Logging
  • Managed Backup Snapshots

Event-Driven & Automation-First Architecture

Ingress

  • API Request
  • Domain Event Published

Message Layer

  • Event Bus
  • Order Queue
  • Notification Queue
  • Dead Letter Queue

Background Workers

  • Order Processing Worker
  • Notification Worker
  • Retry Handler
  • Success Confirmation

Deployment Pipeline

  • Automated CI CD Deploy
  • Service Health Check

Enterprise-Grade & Compliance-Ready Architecture

Identity and Access

  • Centralized IAM
  • Role Based Access Control

Service Mesh

  • Service Mesh with mTLS
  • Internal Service A
  • Internal Service B

Secure Data Layer

  • Encrypted Database at Rest
  • Encrypted Transport
  • Audit Logging Service

Resilience and Compliance

  • Multi Region Failover
  • Disaster Recovery Backups
  • Access Review Process
  • WAF and Rate Limiting

AI-Augmented, Human-in-the-Loop Architecture

Requirements

  • Product Requirements Doc
  • Existing System Constraints

AI Schema Proposal

  • AI Schema Generator
  • Proposed Data Model
  • Proposed API Contracts

Architect Review Checkpoint

  • Architect Reviews Proposal
  • Approve Edit or Reject
  • Manual Schema Edits

Validation and Commit

  • Load Test Simulation
  • Approved Architecture Spec
  • Committed to Repository
  • Team Onboarding Doc

Integration-Heavy / Ecosystem-Connected Architecture

Core API Layer

  • API Gateway
  • Internal Service Layer
  • Internal Admin Service

Client Systems

  • Existing CRM
  • ERP System
  • Data Warehouse

External Services

  • Payment Processor
  • SSO Identity Provider

Sync Layer

  • ETL Pipeline
  • Legacy System Adapter
  • Webhook Sync to Marketing Automation
  • Monitoring Dashboard

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Ready to get started?

Tell us what you’re trying to get done and we’ll help you find the highest-leverage place to start, scoped small enough to prove itself before you commit to anything bigger.

Talk to us about Backend Architect

Most engagements like this start as a $500–$2,500 pilot, see full pricing.

Questions? Book a free call