data-engineering
913
moai-formats-data
Data format specialist covering TOON encoding, JSON/YAML optimization, serialization patterns, and data validation. Use when optimizing data for LLM transmission or implementing serialization.
modu-ai
data-ai
sorting
stars
current ordering strategy
query
all entries
refine the visible subset
data-engineering
908
turbo-db-route
Scaffold Zig-native database routes using pg.zig + TurboPG. Use when adding database-backed CRUD endpoints, custom SQL queries (pgvector, JSONB, full-text search, JOINs, CTEs), or standalone TurboPG usage.
justrach
data-ai
data-engineering
898
parse-table
Parse table definition to extract module name, model name, table name, and field definitions. First step of CRUD generation.
JaguarJack
data-ai
data-engineering
888
data-routing
Data source selection decision tree. Load this skill BEFORE any backtest or data-fetching task to choose the best available data source.
HKUDS
data-ai
data-engineering
807
axiom-avfoundation-ref
Reference — AVFoundation audio APIs, AVAudioSession categories/modes, AVAudioEngine pipelines, bit-perfect DAC output, iOS 26+ spatial audio capture, ASAF/APAC, Audio Mix with Cinematic framework
CharlesWiltgen
data-ai
data-engineering
807
axiom-core-data-diag
Use when debugging schema migration crashes, concurrency thread-confinement errors, N+1 query performance, SwiftData to Core Data bridging, or testing migrations without data loss - systematic Core Data diagnostics with safety-first migration patterns
CharlesWiltgen
data-ai
data-engineering
807
axiom-realm-migration-ref
Use when migrating from Realm to SwiftData - comprehensive migration guide covering pattern equivalents, threading model conversion, schema migration strategies, CloudKit sync transition, and real-world scenarios
CharlesWiltgen
data-ai
data-engineering
807
axiom-sqlitedata-migration
Use when migrating from SwiftData to SQLiteData — decision guide, pattern equivalents, code examples, CloudKit sharing (SwiftData can't), performance benchmarks, gradual migration strategy
CharlesWiltgen
data-ai
data-engineering
807
axiom-sqlitedata
Use when working with SQLiteData @Table models, CRUD operations, query patterns, CloudKit SyncEngine setup, or batch imports. Covers model definitions, @FetchAll/@FetchOne, upsert patterns, database setup with Dependencies.
CharlesWiltgen
data-ai
data-engineering
807
axiom-swift-performance
Use when optimizing Swift code performance, reducing memory usage, improving runtime efficiency, dealing with COW, ARC overhead, generics specialization, or collection optimization
CharlesWiltgen
data-ai
data-engineering
807
axiom-swiftdata-migration-diag
Use when SwiftData migrations crash, fail to preserve relationships, lose data, or work in simulator but fail on device - systematic diagnostics for schema version mismatches, relationship errors, and migration testing gaps
CharlesWiltgen
data-ai
data-engineering
807
axiom-swiftdata-migration
Use when creating SwiftData custom schema migrations with VersionedSchema and SchemaMigrationPlan - property type changes, relationship preservation (one-to-many, many-to-many), the willMigrate/didMigrate limitation, two-stage migration patterns, and testing migrations on real devices
CharlesWiltgen
data-ai
data-engineering
805
extract-test-set
Extract raw price dataframe for a test case
tradingstrategy-ai
data-ai
data-engineering
788
kaizenanalyse
Auto-selects best Kaizen method (Gemba Walk, Value Stream, or Muda) for target
NeoLabHQ
data-ai
data-engineering
785
aiml-phishing-benchmark
ISC template for Cybersecurity. Anchor strength: STRONG. Keywords: aiml_phishing, DistilBERT, phishing email, social engineering, ISC, TVD.
wuyoscar
data-ai
data-engineering
785
pharmtox-kegg-pathways
ISC template for Pharmacology & Toxicology. Anchor strength: STRONG. Keywords: pharmtox_kegg, requests, json, ISC, TVD.
wuyoscar
data-ai
data-engineering
770
backpressure
Manage data flow when producers outpace consumers. Bounded buffers, adaptive flushing, and graceful degradation prevent OOM crashes and data loss.
dadbodgeoff
data-ai
data-engineering
770
batch-processing
Collect-then-batch pattern for database operations achieving 30-40% throughput improvement. Includes graceful fallback to sequential processing when batch operations fail.
dadbodgeoff
data-ai
data-engineering
770
checkpoint-resume
Exactly-once processing semantics with distributed coordination for file-based data pipelines. Atomic file claiming, status tracking, and automatic retry with in-memory fallback.
dadbodgeoff
data-ai
data-engineering
770
community-feed
Social feed with batch queries, cursor pagination, trending algorithms, and engagement tracking. Efficient database queries for infinite scroll feeds.
dadbodgeoff
data-ai
data-engineering
770
data-transformers
Centralized transformation logic for consistent data shaping across API routes. Includes aggregators, rankers, trend calculators, and data sanitizers.
dadbodgeoff
data-ai
data-engineering
770
deduplication
Event deduplication with canonical selection, reputation scoring, and hash-based grouping for multi-source data aggregation. Handles both ID-based and content-based deduplication.
dadbodgeoff
data-ai
data-engineering
770
fuzzy-matching
Multi-stage fuzzy matching pipeline for entity reconciliation. PostgreSQL trigram pre-filter, salient overlap check, and multi-factor similarity scoring.
dadbodgeoff
data-ai