Project atlas
240 catalog entries · showing 151–200. 1 published so far.
Content Safety Classifier
Build a transparent moderation aid with category-specific thresholds, appeal/human review, subgroup analysis, and a limitations card.
Imbalanced Classification and Calibration Lab
Compare metrics, resampling, class weights, focal loss, Platt scaling, and isotonic calibration on multiple datasets.
Experiment Analysis Platform
Perform power and sample-size planning, sequentially safe reporting, guardrail analysis, novelty checks, and segment diagnostics.
Uplift Modeling Simulator
Estimate heterogeneous treatment effects on synthetic randomized data and compare treatment policies with honest validation.
Two-Tower Recommendation System
Build candidate retrieval, hard-negative sampling, approximate-nearest-neighbor serving, offline metrics, and cold-start strategies.
Learning-to-Rank Search Stack
Combine BM25 candidates, behavioral features, pairwise/listwise ranking, offline judgments, and online experiment design.
AWS Landing Zone in Terraform
Build modules for IAM, VPC, compute, storage, and RDS with least privilege, remote state, policy checks, and cost estimates.
OpenTelemetry Observability Platform
Correlate metrics, logs, and traces across polyglot services and publish a trace-led incident investigation.
SLO and Error-Budget Control Center
Define user-centered SLIs, multi-window burn alerts, release gates, and a documented 99.9% policy.
Incident Command Simulator
Inject a cascading failure, record decisions and communication, measure detection/mitigation/recovery, and publish a blameless postmortem.
Autoscaling Benchmark
Compare CPU, request, queue-depth, and custom-metric scaling under spikes; quantify cost, stability, and cold-start behavior.
Canary Delivery Controller
Shift traffic progressively, analyze golden signals, pause for approval, and roll back automatically on defined thresholds.
Disaster-Recovery Automation
Restore data and services in a clean region/account simulation, verify integrity, and report achieved RPO/RTO.
Cloud Cost Attribution Portal
Allocate shared costs by service/team/tenant, detect anomalies, recommend savings, and verify recommendations against usage.
Secret Rotation Pipeline
Rotate database and API credentials without downtime, detect stale consumers, revoke old versions, and audit completion.
Multi-Region Failover Lab
Define routing and data-consistency tradeoffs, test regional loss, measure recovery, and document failure modes.
Signed Container Supply Chain
Build minimal images, scan them, create SBOMs, sign artifacts, verify admission, and preserve provenance.
Service-Mesh Reliability Lab
Test mTLS, retries, timeouts, outlier detection, traffic splitting, and the latency/complexity cost of the mesh.
eBPF Performance Investigation
Diagnose a real CPU/network/syscall bottleneck with eBPF tools and validate the fix with repeatable benchmarks.
Edge Cache and CDN Simulator
Implement cache keys, revalidation, stale serving, invalidation, regional latency tests, and origin-protection limits.
Codebase Intelligence Assistant
Index symbols, call graphs, docs, and history; answer with line-level citations, respect repository boundaries, and evaluate maintenance tasks.
Incident Knowledge Assistant
Retrieve runbooks, dashboards, deploys, and past postmortems; surface evidence and uncertainty without taking autonomous production action.
Research Synthesis Workspace
Collect papers and notes, deduplicate claims, cite passages, compare sources, flag conflicts, and export a traceable brief.
Multimodal Document RAG
Retrieve across text, tables, charts, and page images; preserve page coordinates and evaluate answer plus citation correctness.
Customer Support Resolution Engine
Retrieve product and account-safe context, draft grounded responses, abstain on low confidence, and learn from reviewed outcomes.
Hybrid Search Reference Engine
Implement dense retrieval, BM25, reciprocal-rank fusion, filters, reranking, and a labeled relevance benchmark.
RAG Evaluation Laboratory
Version datasets and prompts; measure retrieval recall, citation precision, groundedness, completeness, latency, cost, and regression significance.
Adaptive Ingestion Framework
Parse heterogeneous sources, choose semantic chunk boundaries, deduplicate, detect changes, preserve metadata, and support deletion.
Knowledge-Graph Retrieval Study
Extract entities/relations with provenance, combine graph and vector retrieval, and compare against a strong hybrid baseline.
Private Personal Knowledge Vault
Add local encryption, per-source permissions, export/deletion, transparent memory, and optional offline inference.
Multilingual Retrieval System
Compare multilingual embeddings, translation, language-specific BM25, reranking, and citation quality across languages.
Freshness-Aware News and Policy Search
Track publication/effective dates, superseded sources, incremental indexing, temporal queries, and stale-answer prevention.
Air-Gapped RAG Appliance
Package local ingestion, vector search, reranking, and model inference with resource budgets and no network dependency.
Citation and Claim Verifier
Decompose answers into claims, map each to retrieved evidence, flag unsupported or contradictory statements, and score verifier reliability.
URL Shortener at Global Scale
Design redirect latency, key generation, hot-key handling, analytics, abuse controls, custom domains, and regional failover.
Distributed Rate-Limiting Service
Design local/global enforcement, algorithm choice, configuration distribution, clock issues, graceful degradation, and tenant fairness.
End-to-End Messaging Platform
Design delivery, ordering, presence, offline sync, media, encryption boundaries, multi-device state, and abuse response.
Team Collaboration Platform
Design channels, threads, search, notifications, presence, file sharing, retention, enterprise permissions, and large workspaces.
Cloud File Synchronization
Design chunking, deduplication, versioning, conflict resolution, metadata, sharing, virus scanning, and regional durability.
Global Video Platform
Design upload/transcoding, storage tiers, CDN delivery, metadata, recommendations, moderation, and creator analytics.
Real-Time Mobility Dispatch
Design geospatial indexing, matching, ETA, surge-like load without exploitative pricing, trip state, safety, and city failover.
Git Hosting and Code Review
Design object storage, repository access, diffs, pull requests, hooks, search, CI events, permissions, and disaster recovery.
Web and Catalog Search Engine
Design crawling/ingestion, indexing, ranking, freshness, spelling, personalization controls, evaluation, and serving.
Recommendation Platform
Design event collection, feature pipelines, candidate generation, ranking, exploration, experimentation, feedback loops, and safety.
Vector Search Service
Design sharding, HNSW/IVF indexes, metadata filters, replication, updates, recall/latency objectives, and multi-tenancy.
AI Agent Platform
Design tool registry, identity, policy, state, queues, approvals, sandboxing, evaluation, observability, quotas, and failure recovery.
Payment Processing and Ledger System
Design authorization/capture/refund, double-entry records, idempotency, reconciliation, webhooks, disputes, and auditability.
Social Feed and Timeline
Design fan-out, ranking, privacy, deletes, celebrity hotspots, caching, freshness, moderation, and experiment hooks.
OWASP Vulnerability-to-Fix Museum
Build isolated vulnerable examples, exploit them safely, patch them, and add regression tests for major OWASP classes.
RBAC/ABAC Policy Service
Evaluate role and attribute policies, explain every decision, test privilege escalation, and cache without stale authorization.