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01 // TECH STACK & COMPETENCY MATRIX29 Teknologi Inti & Pola Arsitektur

Mastered Technologies & Architecture Matrix

Daftar komprehensif teknologi, bahasa pemrograman, basis data, dan sistem terdistribusi yang saya kuasai beserta tingkat kemahiran (level) dan penerapannya di lingkungan produksi.

TERVERIFIKASI PRODUKSI

Daftar Teknologi & Level Kemahiran

Filter berdasarkan kategori, tingkat kemahiran (Expert / Advanced), atau cari dengan kata kunci.

Grid View Matrix
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ADVANCED

Modular Architecture

Design Architecture

Perancangan sistem perangkat lunak berbasis modul otonom: Memisahkan fungsionalitas ke dalam batas-batas domain yang jelas, modular dependency injection, dan pemisahan lapisan antarmuka publik.

Domain-Driven BoundariesHigh Cohesion & Low CouplingClean Layered Modularity
Kemahiran:90% Kemahiran
Exp: 3+ TahunDetail & Specs
LEARN

Modular Monolith

Design Architecture

Arsitektur modular dalam satu runtime: Memisahkan domain bisnis (Billing, Auth, Inventory) dengan batas isolasi ketat, internal event dispatcher, dan kemudahan migrasi bertahap.

In-Process Event DispatcherDomain-Driven IsolationZero Network Latency Calls
Kemahiran:75% Kemahiran
Exp: Studi & EksplorasiDetail & Specs
LEARN

Microservices Architecture

Design Architecture

Membangun layanan independen terdistribusi: Komunikasi biner gRPC ultra-cepat, reverse proxy non-blocking, circuit breakers, dan deployment container terpisah.

gRPC Binary Inter-ServiceCircuit Breaker ResilienceIndependent Service Deploy
Kemahiran:72% Kemahiran
Exp: Studi & EksplorasiDetail & Specs
LEARN

Event-Driven Architecture (EDA)

Design Architecture

Komunikasi asinkron antar komponen melalui broker pesan (RabbitMQ AMQP / Redis Pub/Sub), decoupling produsen dan konsumen, serta penanganan burst traffic dengan backpressure.

Asynchronous Message MeshDynamic BackpressureTopic Exchange Fanout
Kemahiran:74% Kemahiran
Exp: Studi & EksplorasiDetail & Specs
EXPERT

Transactional Outbox Pattern

Design Architecture

Pola jaminan konsistensi data: Menulis payload ke tabel outbox dalam 1 transaksi ACID database lokal, lalu didelegasikan ke broker pesan via asynchronous CDC dispatcher.

Guaranteed At-Least-OnceZero Dual-Write FailurePublisher Confirms ACK
Kemahiran:96% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

Schema-per-Tenant Multi-Tenancy

Design Architecture

Arsitektur isolasi data multi-tenant di PostgreSQL: Setiap organisasi memiliki skema terisolasi dengan search_path dinamis, dipadukan dengan PgBouncer pooling.

Search Path Dynamic RoutingPgBouncer Connection PoolingStrict Data Privacy
Kemahiran:94% Kemahiran
Exp: 3+ TahunDetail & Specs
ADVANCED

CRDTs & Offline-First Sync

Design Architecture

Sinkronisasi data terdesentralisasi tanpa konflik menggunakan algoritma LWW-Element-Set, logical timestamps, vector clocks, dan rekonsiliasi state lokal via IndexedDB.

LWW-Element-Set AlgorithmDeterministic ConvergenceIndexedDB Offline Layer
Kemahiran:88% Kemahiran
Exp: 2+ TahunDetail & Specs
EXPERT

Monolithic Architecture

Design Architecture

Pola monolitik berkinerja tinggi untuk deployment sederhana dan efisien: Transaksi database terpadu, overhead operasional minimal, dan siklus rilis fitur cepat.

Atomic DB TransactionsMinimal Ops OverheadUnified Shared Cache
Kemahiran:92% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

Next.js 15 (App Router)

Frameworks & Web

Arsitektur modern fullstack web: Server Components untuk data-fetching tanpa client bundle bloat, Server Actions, streaming partial prerendering, dan dynamic routing.

React Server ComponentsServer Actions & Cache TagsEdge Middleware & Auth
Kemahiran:95% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

React 19

Frameworks & Web

Pengembangan UI reaktif performa tinggi dengan Concurrent rendering, custom hooks terisolasi, Context API teroptimasi, dan profiling rendering tanpa lag.

Concurrent UI RenderingCustom Reactive HooksOptimistic State Updates
Kemahiran:92% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

Go Gin

Frameworks & Web

Web framework Go berkecepatan tinggi berbasis net/http: Radix tree routing efisien, middleware chaining modular, zero-allocation JSON binding, dan penanganan puluhan ribu RPS untuk backend microservices.

Radix Tree RoutingZero-Alloc JSON BindingHigh-Throughput Microservices
Kemahiran:93% Kemahiran
Exp: 3+ TahunDetail & Specs
JS
EXPERT

Node.js (Express & Fastify)

Frameworks & Web

Pengembangan API backend microservices performa tinggi, middleware autentikasi JWT / session cookie, worker threads untuk CPU-intensive tasks, dan rate limiting.

Non-blocking Event LoopJWT & Session SecurityStream & Buffer Pipeline
Kemahiran:90% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

Tailwind CSS

Frameworks & Web

Penerapan utility-first design systems, custom color semantic tokens, responsive cross-device engineering (mobile, tablet, desktop), dan micro-interactions halus.

Custom Semantic TokensFluid Responsive LayoutsDark Mode Theming
Kemahiran:95% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

NestJS

Frameworks & Web

Pembangunan arsitektur backend TypeScript berskala enterprise: Inversion of Control (IoC), Custom Auth Guards, Interceptors, TypeORM/Prisma ORM, dan microservices message transporters.

Dependency Injection (IoC)Auth Guards & InterceptorsMicroservices Transporters
Kemahiran:92% Kemahiran
Exp: 3+ TahunDetail & Specs
GO
EXPERT

Go (Golang)

Languages & Core

Goroutines, buffered channels, sync primitives, epoll event loops, gRPC streaming, dan microservices berkecepatan tinggi dengan memory footprint minimal.

Zero-Alloc Worker PoolsgRPC & Protocol BuffersDistributed Primitives
Kemahiran:94% Kemahiran
Exp: 3+ TahunDetail & Specs
TS
EXPERT

TypeScript

Languages & Core

Advanced generics, conditional types, discriminated unions, schema validations (Zod), serta arsitektur reaktif di ekosistem Node.js dan Next.js 15.

Generic Type GymnasticsEnd-to-End Type SafetyZod Runtime Validation
Kemahiran:96% Kemahiran
Exp: 3+ TahunDetail & Specs
SQL
EXPERT

SQL & Relational Logic

Languages & Core

Analisis query execution plan dengan EXPLAIN ANALYZE, optimasi index B-Tree, GiST, dan GIN, locking pesimistik (SELECT FOR UPDATE) untuk rekonsiliasi transaksi.

EXPLAIN ANALYZE TuningGiST & B-Tree IndexingRow-Level Security (RLS)
Kemahiran:93% Kemahiran
Exp: 3+ TahunDetail & Specs
ADVANCED

Lua Scripting

Languages & Core

Scripting embedded Lua yang dieksekusi langsung di dalam server Redis engine untuk menjamin atomisitas transaksi multi-key, sliding-window counter, dan data pruning.

Atomic Server-Side EvalSliding-Window Lua LogicZero Roundtrip Overhead
Kemahiran:87% Kemahiran
Exp: 2+ TahunDetail & Specs
ADVANCED

Linux & Bash Scripting

Languages & Core

Manajemen daemon background dengan Linux Systemd, scripting otomatisasi deployment Bash, diagnosis jaringan (tcpdump, ss, curl), dan monitoring resource server.

Systemd Unit ManagementShell Automation ScriptsLinux Performance Profiling
Kemahiran:88% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

PostgreSQL 16

Databases & Storage

Arsitektur basis data relasional multi-tenant tingkat enterprise, connection pooling dengan PgBouncer, query geospasial PostGIS, dan ACID Serializable ledger.

Schema-per-Tenant IsolationPgBouncer Connection PoolingPostGIS R-Tree Spatial
Kemahiran:94% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

Redis 7.2 Cluster

Databases & Storage

Eksekusi script Lua atomik (single-roundtrip) untuk eliminasi race condition, distributed locking dengan Redlock, streaming rate limiter, dan pub/sub event bus.

Zero-Race Lua EvaluationRedlock Distributed MutexPub/Sub Realtime Broker
Kemahiran:93% Kemahiran
Exp: 3+ TahunDetail & Specs
ADVANCED

MinIO / S3 Storage

Databases & Storage

Arsitektur storage dokumen & media terisolasi per-tenant, implementasi presigned upload/download URL berbatas waktu (TTL), dan multipart streaming uploads.

Presigned URL LifecycleMulti-Tenant BucketsMultipart Chunk Uploads
Kemahiran:89% Kemahiran
Exp: 3+ TahunDetail & Specs
ADVANCED

MongoDB 7.0

Databases & Storage

Penyimpanan dokumen berstruktur fleksibel (NoSQL), pemanfaatan Aggregation Pipelines untuk analitik metrik real-time, dan ingestion data telemetri GPON/IoT.

Aggregation PipelinesFlexible Polymorphic SchemaTime-Series Telemetry
Kemahiran:82% Kemahiran
Exp: 2+ TahunDetail & Specs
ADVANCED

Cloudflare R2

Databases & Storage

Penyimpanan berkas statis & media berskala global dengan biaya egress gratis, terintegrasi mulus dengan Cloudflare CDN edge caching dan custom domain routing.

Zero Egress Bandwidth FeesEdge Cache CachingS3 API Direct Compatibility
Kemahiran:85% Kemahiran
Exp: 2+ TahunDetail & Specs
LEARN

Elasticsearch 8.x

Databases & Storage

Mesin pencari terdistribusi berkecepatan tinggi berbasis Apache Lucene: Inverted index untuk pencarian teks penuh sub-10ms, sharding terdistribusi, analitik agregasi log, dan integrasi Logstash/Kibana.

Inverted Index EngineDistributed Sharding & ReplicasReal-Time Log Aggregations
Kemahiran:72% Kemahiran
Exp: Studi & RisetDetail & Specs
EXPERT

RabbitMQ (AMQP 0-9-1)

Distributed Systems

Pencegahan dual-write dengan Transactional Outbox pattern, Publisher Confirms ACK, Topic Exchange routing, Dead-Letter Exchanges (DLX), dan consumer worker retry queues.

Transactional Outbox CDCPublisher Confirms (ACK)Dead-Letter Queues (DLX)
Kemahiran:91% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

WebSockets & Streaming

Distributed Systems

Gateway WebSocket non-blocking berbasis epoll/goroutine, heartbeat ping-pong monitoring, reconnect handling otomatis, dan broadcast promo masif ke 250k socket aktif.

250k Concurrent SocketsHeartbeat & Auto-ReconnectLow-Latency Fanout Loop
Kemahiran:91% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

Docker & Containers

DevOps & Infra

Containerization efisien dengan multi-stage builds untuk binary Go (<20MB), Docker Compose cluster orchestrations lokal, volume persistence, dan network bridges.

Multi-Stage Minimal ImagesDocker Compose TopologyHealthcheck Automation
Kemahiran:92% Kemahiran
Exp: 3+ TahunDetail & Specs
EXPERT

GitHub Actions & CI/CD

DevOps & Infra

Automasi alur integrasi dan deployment berkelanjutan (CI/CD): Multi-stage Docker builds, automated test & lint gates, GHCR container publishing, SSH production deployment, dan image version pruning.

Automated Test & Lint GatesGHCR Container DeliveryAutomated SSH CD Rollout
Kemahiran:93% Kemahiran
Exp: 3+ TahunDetail & Specs
DEEP-DIVE BLUEPRINTS

Architectural System Blueprints

Eksplorasi skematik diagram interaktif, topology node network, dan keputusan desain arsitektur mendalam per kategori sistem: