Architecture & Engineering Journal
Technical Deep Dives for Engineering Leaders
50 research guides covering distributed architecture, modular ERP systems, Flutter mobile engineering, cloud FinOps, and resilient system design.
Showing all 50 guides.
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Custom Software vs Off-the-Shelf: Enterprise TCO and Scalability
A quantitative five-year total cost of ownership comparison between building custom software and licensing off-the-shelf SaaS at enterprise scale.
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How to Estimate Custom Software Development Costs in 2026
A transparent breakdown of enterprise software pricing models, engineering milestones, and budget estimation formulas you can defend to a board.
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Microservices vs Modular Monolith: Choosing the Right Distributed Architecture
A practical architectural comparison of microservices orchestration versus modern modular monoliths for high-concurrency enterprise systems.
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Enterprise API Design: REST, GraphQL, and gRPC Compared
How to choose and govern APIs across REST, GraphQL and gRPC, including versioning, pagination, idempotency and breaking-change policy.
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Building Resilient Event-Driven Architectures with Kafka and RabbitMQ
How to design event-driven systems that survive retries, reordering and partial failure, and when to choose Kafka or RabbitMQ.
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Technical Debt Remediation: Strategies for Modernizing Legacy Codebases
How to measure, prioritise and pay down technical debt without freezing delivery, and why wholesale rewrites usually fail.
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Securing Custom Enterprise Software: Beyond the OWASP Top 10
A practical application security programme for custom enterprise software, from threat modelling through secure defaults and dependency control.
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Test-Driven Development and Automated Testing: Real Enterprise ROI
An evidence-based look at what test-driven development and automated testing return in enterprise teams, and how to structure the test pyramid.
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Engineering High-Concurrency Backends: 100K+ Requests Per Second
The engineering techniques behind backends that sustain six-figure request rates with predictable tail latency.
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Intellectual Property Ownership in Custom Software Contracts
What to negotiate so that you genuinely own the software you commissioned, including background IP, third-party components and handover.
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How to Choose and Buy Enterprise ERP Software: The 2026 Buyer Guide
A structured, defensible process for selecting enterprise ERP software, from requirement discovery through contract negotiation and go-live governance.
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Custom ERP vs SAP, Oracle and NetSuite: Feature and Licensing Comparison
How custom ERP compares with SAP, Oracle and NetSuite on licensing, extensibility, upgrade burden and long-term ownership.
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Top ERP Implementation Pitfalls and How Enterprise Leaders Avoid Them
The seven recurring causes of ERP implementation failure and the governance practices that prevent them.
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Automating Global Supply Chain Logistics with Modern ERP Telemetry
How modern ERP telemetry automates reordering, multi-warehouse synchronisation and supplier collaboration across a global supply chain.
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Bidirectional Integration: Connecting Enterprise CRM to Core ERP Workflows
Designing reliable bidirectional CRM and ERP integration, from master data ownership through event contracts and reconciliation.
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Multi-Currency Accounting and Financial Intelligence in Custom ERP
Building multi-currency ledgers, consolidation and financial intelligence into custom ERP, including close automation and audit controls.
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Connecting Manufacturing Execution Systems to Core ERP
Integrating MES with ERP across the ISA-95 boundary, including work orders, machine telemetry, traceability and shop-floor outage resilience.
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Why Off-the-Shelf CRM Fails Complex B2B Sales Cycles
Why packaged CRM struggles with complex B2B sales cycles, and what a purpose-built CRM models differently.
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Implementing Zero-Trust Role-Based Access Control in Enterprise ERP
Designing RBAC for ERP systems with least privilege, separation of duties, field-level permissions and continuous access review.
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Predictive Inventory Forecasting: Machine Learning in Enterprise ERP
Applying demand forecasting and machine learning to inventory planning inside ERP, from demand classification through safety stock sizing.
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The Cloud Migration Roadmap: Lift-and-Shift vs Cloud-Native Re-platforming
How to choose between rehosting, replatforming and rebuilding during a cloud migration, and how to sequence the work.
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Kubernetes in Production: Multi-Cluster Management, Autoscaling and Hardening
Running Kubernetes in production: cluster topology, requests and limits, autoscaling, hardening, and surviving an upgrade.
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Infrastructure as Code: Terraform vs OpenTofu for Enterprises
Terraform versus OpenTofu for enterprise infrastructure: licensing differences, ecosystem maturity, state strategy and migration planning.
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Serverless Cost Optimization: When Lambda and Workers Save 70%
Which workloads genuinely become cheaper on serverless platforms, and where per-request pricing quietly costs more than a container.
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Designing Multi-Cloud Disaster Recovery for High Availability
Designing disaster recovery across cloud providers, from RTO and RPO targets through replication strategy and rehearsed failover.
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Automating DevSecOps: Integrating Vulnerability Scanning into CI/CD
Building security into the delivery pipeline: which scans to run, where to gate, and how to triage findings without blocking delivery.
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Cloud FinOps: Practical Frameworks to Reduce AWS and GCP Spend
A practical FinOps framework for allocating, reducing and governing cloud spend, from tagging discipline to commitment planning.
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Database Sharding and Read-Replication: Scaling PostgreSQL Beyond 10TB
Scaling PostgreSQL past single-node limits using partitioning, replicas, poolers and sharding, and choosing a shard key you can live with.
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Architecting Zero-Trust Cloud Networks with Cloudflare Zero Trust and WireGuard
Designing zero-trust networks in the cloud: identity-aware access proxies, micro-segmentation and encrypted overlays replacing implicit trust.
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SRE in Practice: Setting Actionable SLIs, SLOs and Error Budgets
Defining SLIs and SLOs that change behaviour, and using error budgets to balance reliability against delivery speed.
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Multi-Tenant SaaS Architecture: Database Isolation Models Compared
Choosing a tenant isolation model for SaaS: shared tables, schema per tenant or database per tenant, and the trade-offs each imposes.
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Implementing Enterprise SSO: SAML 2.0 and OIDC for B2B SaaS
Implementing per-tenant enterprise SSO with SAML 2.0 and OIDC, including provisioning, SCIM and operational support for customer administrators.
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Engineering Usage-Based Metered Billing for SaaS
Designing metered billing that customers trust: event capture, aggregation, pricing rules and invoice reconciliation.
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Reducing SaaS Churn with Product Telemetry and Behavioural Analytics
Using product telemetry to identify at-risk accounts early: activation metrics, adoption signals and a customer health score that drives action.
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Architecting Scalable White-Label B2B SaaS Platforms
Architecting white-label SaaS platforms: domain automation, theming, reseller-level tenancy and keeping upgrades safe across brands.
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SOC 2 Type II Compliance: Engineering and DevOps Checklist
What SOC 2 Type II actually requires from engineering, and how to automate evidence collection instead of assembling it retroactively.
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Zero-Downtime Deployments: Feature Flags and Canary Releases
Decoupling deployment from release with feature flags and canary rollouts, including automated rollback and flag lifecycle management.
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Building Real-Time Collaborative Web Apps: WebSockets versus CRDTs
Choosing transport and conflict resolution for real-time collaboration, from WebSocket scaling to CRDT consistency models.
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Distributed Rate Limiting and Throttling in SaaS Platforms
Implementing fair, distributed rate limiting with token buckets and sliding windows, and signalling limits to clients predictably.
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Automating GDPR Data Subject Requests and Data Exports in SaaS
Automating data subject access requests and portability exports, from data mapping and identity verification through deletion proof.
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Integrating Generative AI and LLMs into Enterprise ERP Systems
Where generative AI adds real value in ERP, how to ground it in enterprise data, and the governance required before it touches a transaction.
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Deploying Private Local LLMs for Confidential Enterprise Operations
Running open-weights models inside your own perimeter: hardware, serving, quantisation and where local models are genuinely good enough.
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Offline-First Architecture for Mobile: Local Storage and Sync Protocols
Designing offline-first mobile applications: embedded databases, sync protocols and conflict resolution for unreliable connectivity.
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Native versus Cross-Platform Mobile Development: Enterprise ROI
An honest comparison of native and cross-platform mobile development for enterprise apps, covering cost, capability and maintenance over time.
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Biometric Authentication and Hardware Enclave Security in Mobile Apps
Implementing biometric authentication properly with hardware-backed keys and token binding, and being clear about what biometrics do not protect.
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Production RAG: Vector Databases, Chunking and Retrieval Quality
Building retrieval-augmented generation that actually retrieves the right content: chunking, hybrid search, reranking and evaluation.
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Automated Invoice Extraction with OCR and Vision Models
Designing invoice automation that survives real supplier documents, with vision extraction, validation and a match to purchase order.
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Generative Engine Optimization: How to Make AI Recommend Your Business
A practical GEO and LLMO strategy for getting cited by AI assistants, from structured data to entity consistency and crawler access.
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Edge AI Inference in Industrial IoT: Models on Gateways and Devices
Running inference on industrial gateways and devices: model optimisation, offline operation, fleet updates and anomaly detection that works.
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Autonomous AI Agents in Enterprise Operations: Workflows and Tool Use
Deploying AI agents in enterprise operations with bounded tools, approval gates, permissions and observability that make failures recoverable.