> category_arc
Architecture & Technical Design
Production-grade software architecture documents, ADRs, RFCs, and API contract specifications built for scale and resilience.
Important Tech Document Template & Operational Notice
TinyCTO.tv Tech Document Template Notice: This template is a general educational and operational starting point. It is not legal, tax, accounting, investment, procurement, regulatory, security or certification advice. Requirements vary by jurisdiction, organization, contract and risk. Review and adapt it with qualified professionals before relying on it.
Agent Interoperability and Protocol Decision Record
Architectural decision record and protocol specification evaluating cross-agent communication standards, Anthropic Model Context Protocol (MCP), gRPC vs JSON-RPC transport layers, agent identity headers, and state serialization schemas.
Agent Memory and State Specification
Production architecture and engineering specification defining autonomous agent short-term working memory (scratchpad / conversation context), long-term episodic memory, semantic memory retrieval, state compaction pipelines, and TTL pruning policies.
Agent Observability, Trace and Audit Specification
Distributed tracing, telemetry instrumentation, and immutable audit specification standardizing OpenTelemetry spans for agent thought chains, tool invocation latencies, token consumption waterfalls, step-level replayability, and tamper-resistant logging.
Agent Tool and Capability Registry
Enterprise AI agent tool orchestration and execution governance registry cataloging deterministic API tools, Model Context Protocol (MCP) server endpoints, input JSON schema contracts, rate limits, write-action confirmation gates, and blast-radius risk classifications.
RAG Architecture Document & Production Specification
Production architecture specification for Retrieval-Augmented Generation (RAG) systems covering ingestion pipelines, chunking, hybrid retrieval, cross-encoder re-ranking, grounding policies, and the RAG Triad evaluation framework.
Agentic-RAG Workflow & Tool Contract
Production-grade specification for autonomous ReAct cognitive loops, strict JSON Schema tool calling contracts, execution sandboxing, human-in-the-loop intercepts, and RAG Triad evaluation.
API Architecture and Developer-Experience Standard
Enterprise API architectural standard and developer experience (DevEx) manual establishing design patterns across REST (OpenAPI 3.1), gRPC, and GraphQL, URI taxonomy, error response contracts (RFC 7807), rate-limiting headers, versioning and deprecation lifecycles, and automated linting governance.
API, Contract and Integration Test Plan
Consumer-driven contract and distributed service integration test specification defining schema conformance, boundary payload fuzzing, mock server fidelity, breaking-change regression gates, and end-to-end API interoperability verification.
API Contract Specification
Contract-first API specification governing REST and event schemas, idempotency keys, rate limits, and RFC 7807 error responses.
Application Portfolio Rationalization and 6R Disposition Workbook
Strategic decision workbook categorizing hundreds of enterprise applications across the 6R disposition framework (Rehost, Replatform, Refactor, Repurchase, Retain, Retire) to maximize cloud ROI.
Software Architecture Document (SAD)
Production-grade technical architecture blueprint covering system context, container topology, data flow, trust boundaries, and operational quality attributes.
Architecture Decision Record (ADR) Pack
Production-grade architectural decision governance framework based on MADR 3.0 and ISO 42010 with state machine lifecycle, weighted options matrix, and trade-off registers.
Architecture Principles and Standards Catalogue
Enterprise software architecture constitution defining foundational design principles, approved technology stacks, architectural invariants, golden paths, and technical deviation waiver rules.
Architecture Review and Governance Pack
Formal architecture governance and review board framework detailing ARB intake submission templates, multi-pillar evaluation scorecards, technical debt logging, waiver tracking, and architectural sign-off gates.
Business Case, Feasibility and Options Analysis
Strategic investment decision framework evaluating technical, operational, and commercial feasibility across Do-Nothing, Minimum-Viable, and Strategic-Transformation investment options.
Business Process Mapping and BPMN Pack
Formal business process modeling framework providing ISO 19510/BPMN 2.0 notation standards, cross-functional swimlane templates, exception handling logic, and process KPI instrumentation.
Business Rules Catalogue and Decision Tables
Enterprise business logic governance workbook detailing declarative rule inventories, OMG DMN decision tables, input/output truth matrices, rule priority hierarchies, and exception handling protocols.
Capability Heatmap and Transformation Gap Analysis
Strategic enterprise business capability model mapping current vs target maturity levels, investment priority heatmaps, capability deficiency scoring, and required remediation roadmaps.
CapEx vs OpEx Business Case
Comprehensive financial business case model comparing upfront infrastructure capital expenditure (CapEx) against cloud operating models (OpEx) with 3-year TCO and NPV analysis.
Client Discovery and Solution Brief
Comprehensive consultative client discovery and pre-sales architecture brief capturing stakeholder business challenges, current-state technical friction, proposed target architecture, and preliminary ROI modeling.
Cloud Adoption Strategy
Strategic enterprise cloud adoption roadmap aligning business drivers, target cloud operating models, landing zone foundations, and multi-year migration horizons.
Cloud Architecture Document
Comprehensive cloud architecture blueprint detailing enterprise Landing Zone design, multi-account organizational structure, identity federation, transit gateway networking, infrastructure-as-code automation, and Well-Architected 6-pillar governance.
Cloud Migration Assessment & Wave Plan
Comprehensive migration planning toolkit combining 7R workload disposition classification, complexity scoring, dependency grouping, and wave-by-wave cutover execution schedules.
Cloud Readiness Assessment
Comprehensive enterprise cloud readiness assessment framework detailing organizational maturity, application portfolio dispositioning (Gartner 6R), technical debt evaluation, landing zone prerequisites, skills capability gaps, and 3-year migration business cases.
Community of Practice Charter and Operating Cadence
Cross-functional engineering knowledge sharing and decentralized governance framework standardizing Community of Practice (CoP) / Guild charters, domain focus areas (Frontend, Backend, AI/ML, Security, DevOps), bi-weekly lightning talk operating cadences, RFC review forums, and executive sponsorship.
Cross-Team Dependency and PI/Quarterly Planning Pack
Multi-team engineering coordination workbook and quarterly planning framework establishing visual dependency boards, Program Increment (PI) milestone mapping, cross-squad commitment matrices, synchronization cadences, and ROAMed dependency risk registers across scaled agile delivery organizations.
Current-State/Future-State Gap Analysis
Strategic analysis framework evaluating baseline business capabilities against target-state operating models across People, Process, Technology, and Governance dimensions.
Current-State Maturity Assessment
Multi-dimensional engineering, agile, cloud, security, and data maturity evaluation workbook benchmarking current operational capabilities against industry peers to define transformation baselines.
Data and AI Strategy and Roadmap
Strategic enterprise framework defining multi-year data architecture modernisation, AI platform capabilities, data governance pillars, and high-ROI operational use case roadmaps.
Data Architecture and Storage Strategy
Enterprise polyglot data architecture and storage strategy document evaluating operational vs analytical workloads, database selection criteria (relational, document, key-value, graph, time-series), ACID transactional guarantees vs BASE eventual consistency, data lakehouse open table formats (Apache Iceberg), and data archiving/retention tiers.
Data Contract and Schema-Evolution Specification
Engineering data contract specification establishing binding producer-consumer agreements on schema structures, semantic validation rules, compatibility modes, and automated breaking-change CI/CD checks.
Data Governance Operating Model and Decision Rights
Enterprise data governance charter establishing federated domain stewardship, decision rights escalation, data quality SLAs, and metadata cataloging standards.
Data Lineage and Change-Impact Assessment
Enterprise data lineage architecture and change-impact assessment framework detailing column-level data provenance, automated metadata parsing, upstream schema drift alerts, and downstream dashboard blast-radius evaluation.
Data Platform Architecture and Operating Model
Platform-as-a-Product blueprint defining self-service data infrastructure, internal developer APIs, CI/CD deployment pipelines, and internal SLA commitments.
Data Product Canvas and Ownership Contract
Data Mesh operational specification establishing domain-oriented data products, bounded contexts, consumer value propositions, published query endpoints, and output SLAs.
Decision Log and Escalation Record
Executive technology decision log and formal escalation register documenting organizational strategic choices, evaluated architectural alternatives, participant stakeholders, formal dissent notes, financial/technical commitments, and delegated authority sign-offs.
Deployment & Rollback Plan
Operational runbook detailing entry criteria, progressive canary rollout stages, health check thresholds, and zero-downtime rollback protocols.
Deployment Architecture and Environment Topology
Comprehensive physical and virtual infrastructure blueprint detailing environment tiers (Dev, Test, Staging, Production), VPC network topology, subnets, Kubernetes cluster layouts, ingress/egress firewalls, multi-region routing, and continuous GitOps delivery pipelines.
Domain Model, Bounded Context and Context Map Pack
Strategic and tactical Domain-Driven Design (DDD) architecture pack detailing ubiquitous language dictionaries, aggregate boundaries, bounded context definitions, domain event schemas, and cross-context relationship maps (Shared Kernel, Customer-Supplier, Anti-Corruption Layer).
Enterprise Architecture Decision Framework
Governance framework standardizing Architecture Decision Records (ADRs), Architecture Review Board (ARB) submission gates, exception waivers, and Tech Radar lifecycles.
Enterprise Data Architecture Document
End-to-end data architecture blueprint establishing lakehouse storage tiers, stream and batch ingestion pipelines, medallion data modeling, and semantic layers.
Enterprise Security Architecture Document
Comprehensive Zero Trust cybersecurity architecture defining identity perimeter controls, data encryption lifecycle, threat boundaries, and micro-segmentation policies.
High-Availability and Multi-Region Design
Architectural blueprint and disaster recovery decision framework standardizing multi-region active-active vs active-passive topologies, cross-region replication lag telemetry, consensus/split-brain prevention, global Anycast/DNS traffic steering, and deterministic regional evacuate runbooks.
Hybrid-Cloud and Multi-Cloud Interconnect Specification
High-availability hybrid-cloud and multi-cloud network interconnect specification defining dedicated private circuits (AWS Direct Connect, Azure ExpressRoute), BGP route advertising policies, line-rate MACsec/IPsec encryption, Transit Gateway mesh routing, and sub-10ms disaster recovery cross-connects.
Integrated Program Roadmap and Milestone Plan
Master multi-year program execution roadmap harmonizing constituent project workstreams, critical path milestone sequences, inter-stream dependency linkages, technology architecture landing gates, and executive commitment checkpoints.
Integration and Event-Driven Architecture Document
Comprehensive integration and event-driven architecture (EDA) specification detailing event taxonomy, publish-subscribe topologies, idempotent consumer patterns, dead-letter queues (DLQ), schema evolution governance, and transaction-outbox reliability designs.
Landing-Zone Design
Architectural specification for multi-account cloud landing zones, detailing hub-and-spoke networking, centralized identity federation, automated SCP guardrails, and compliance baselines.
Legacy Modernization Assessment
Comprehensive architectural, risk, and technical debt evaluation framework for legacy core systems, defining refactoring, replatforming, and Strangler Fig decomposition paths.
ML Use-Case and Feasibility Canvas
Strategic qualification canvas and feasibility assessment framework for prospective machine learning initiatives, covering business value translation, data readiness, technical complexity, inference latency constraints, and ROI estimation.
Model-Selection ADR and Decision Matrix
Architectural Decision Record (ADR) and quantitative multi-criteria decision matrix evaluating proprietary API frontier models (OpenAI, Anthropic) versus self-hosted open-weights models (Llama, Mistral, Qwen) across data sovereignty, fine-tuning viability, cold-start latency, and total cost of ownership (TCO).
Multi-Agent Authority & Responsibility Matrix
Governance framework defining autonomous agent capabilities, maximum execution authorities, financial transaction thresholds, sandboxing boundaries, and human-in-the-loop escalation circuits.
Multi-Agentic-RAG Topology and Interaction Map
Architectural blueprint and interaction topology specification governing hierarchical multi-agent RAG systems, supervisor-worker orchestration, routing agents, specialized retrieval worker nodes, and deterministic graph state transitions.
Non-Functional Requirements and Quality-Attribute Scenarios
Engineering quality specification defining verifiable non-functional requirements (NFRs) using SEI quality-attribute scenarios (Stimulus, Source, Environment, Artifact, Response, Response Measure) across ISO 25010 pillars.
Observability Architecture and Telemetry Strategy
Comprehensive enterprise observability architecture and telemetry standard defining unified distributed tracing (W3C Trace Context, OpenTelemetry), metric cardinality controls, structured JSON logging schemas, sampling rate strategies, and alerting noise reduction across microservices and serverless workloads.
Observability Strategy and Telemetry Specification
Enterprise telemetry architecture establishing OpenTelemetry standards for distributed tracing, structured logging, metric instrumentation, and cardinalities.
Incident Postmortem & Root Cause Analysis
Production-grade blameless incident postmortem framework featuring Google SRE culture, 5 Whys drill-down, timeline reconstruction, and tracked preventative action items.
Planner-Executor Contract
Formal interface and state machine contract governing decomposed multi-step agentic systems, standardizing task decomposition DAG schemas, step precondition validation, intermediate state scratchpads, dynamic replanning triggers upon tool failures, and deterministic loop-termination bounds.
Product Lifecycle, Deprecation and Sunset Plan
End-of-life (EOL) governance framework establishing formal deprecation milestones, customer migration pathways, sunset communication cadences, and technical shutdown procedures.
Product Vision and Strategy Pack
Executive product strategy framework defining target market horizons, core value propositions, competitive defensibility moats, and strategic product pillars.
RAG Evaluation Plan
Methodological benchmarking plan evaluating retrieval precision, groundedness, and answer relevance with CI/CD regression gates.
RAG Ingestion and Transformation Specification
High-throughput document ingestion and data normalization specification for Retrieval-Augmented Generation (RAG) pipelines codifying multimodal document parsing (PDF, DOCX, HTML, PPTX), metadata enrichment, table layout extraction, OCR fallbacks, and PII cleansing.
Request for Information (RFI)
Market research and discovery instrument surveying technology supplier capabilities, product maturity, architectural roadmaps, and pricing models prior to formal competitive bidding.
Threat Model & Security Review Pack
Production-grade zero-trust threat modeling specification covering STRIDE vectors, DFD trust boundaries, quantitative DREAD scoring, and OWASP ASVS verification.
Secrets, Keys and Certificate Lifecycle Plan
Enterprise cryptographic management standard governing secret rotation cadences, HSM-backed master keys, automated TLS certificate renewal (ACME), and emergency secret leak revocation protocols.
Security Requirements Specification
Engineering security baseline translating compliance mandates into actionable functional and non-functional security controls across authentication, authorization, cryptography, and input validation.
Service Decommission and Consumer-Migration Plan
Governed end-of-life (EOL) and consumer migration framework standardizing API deprecation headers, traffic drain telemetry, dual-run shadow routing, data archiving & shredding, contract termination, and permanent infrastructure decommission.
Software Analysis Document
Structured engineering analysis and problem-space decomposition separating domain rules from technical implementation.
Software Requirements Specification (SRS)
Formal requirements specification categorizing functional, quality, interface, data, and regulatory compliance constraints.
Software & SaaS Vendor Evaluation RFP
Rigorous Request for Proposal (RFP) specification evaluating software vendors across architecture, security, SLA guarantees, data privacy, and commercial terms.
Technical Design Document (RFC)
Collaborative architectural design proposal detailing problem framing, goals, non-goals, alternatives, and rollout strategy.
Technical Due Diligence Data Room Index
Comprehensive index taxonomy organizing technical due diligence evidence (architecture, IP, security, licenses, org charts) for Series A-C and M&A diligence.
Technical Due Diligence Vendor Questionnaire
Technical due diligence questionnaire assessing vendor engineering maturity, code test coverage, architectural scalability, disaster recovery, and operational hygiene.
Technology Evaluation and Build/Buy Decision Workbook
Comprehensive technology evaluation framework and financial decision workbook comparing custom in-house build, commercial off-the-shelf (COTS), open-source software (OSS), and SaaS options across 5-year Total Cost of Ownership (TCO), vendor lock-in risk, integration complexity, and strategic core differentiation.
Technology, Platform, Vendor and Contract Consolidation Roadmap
Strategic enterprise roadmap unifying redundant technology platforms, software vendors, IT service contracts, and ERP/CRM ecosystems post-merger or during transformation.
Technology Portfolio Funding Prioritization
Capital allocation decision model and investment prioritization matrix evaluating proposed technology initiatives against Strategic Alignment, Net Present Value (NPV), Payback Period, Risk Reduction, and Cost of Delay (WSJF) to allocate finite engineering budgets efficiently.
Technology Steering Committee Charter
Executive governance charter establishing the mandate, quorum rules, voting mechanisms, escalation thresholds, and approval authority for the enterprise Technology Steering Committee.
Technology Strategy and Roadmap
Executive multi-year technology strategy presentation and investment roadmap articulating business-aligned technology vision, core strategic pillars (Cloud Modernization, AI Transformation, Developer Velocity, Cyber Resilience), capability horizon mapping, and capital allocation schedules.
Transformation Charter and Integrated Roadmap
Enterprise digital transformation charter and multi-year integrated execution roadmap establishing steering governance, workstream milestones, value realization metrics, and change management plans.
Vector-Database Evaluation and Selection Matrix
Comprehensive architecture trade-off evaluation matrix comparing specialized vector databases (Pinecone, Qdrant, Milvus, Weaviate) against relational extensions (pgvector) across indexing algorithms (HNSW vs IVF), hybrid BM25 full-text search, metadata filtering latency, and cloud hosting TCO.
Well-Architected Review Pack
Comprehensive architecture review workbook, pillar assessment scorecard, and High-Risk Issue (HRI) remediation tracker auditing cloud workloads across the six core pillars: Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability.