すべてのSkill (6,277)

Prepare designs for development handoff.

Implement database sharding for horizontal scalability.

Improve database query performance through indexing, query optimization, and execution plan analysis.

Monitor database performance and health.

Manage database migrations and schema versioning.

Implement backup and restore strategies for disaster recovery.

Set up database replication for high availability and disaster recovery.

Create safe, reversible database migration scripts with rollback capabilities, data validation, and zero-downtime deployments.

Build robust processes for data cleaning, missing value imputation, outlier handling, and data transformation for data preprocessing, data q…

Organize CSS using BEM, SMACSS, and CSS-in-JS patterns.

Handle cross-platform compatibility including file paths, environment detection, platform-specific dependencies, and testing across Windows,…

Integrate automated testing into CI/CD pipelines for continuous quality feedback.

Manage container registries (Docker Hub, ECR, GCR) with image scanning, retention policies, and access control.

Debug Docker containers and containerized applications.

Track and analyze user cohorts over time, calculate retention rates, and identify behavioral patterns for customer lifecycle and retention a…

Perform comprehensive code reviews with best practices, security checks, and constructive feedback.

Analyze code complexity, cyclomatic complexity, maintainability index, and code churn using metrics tools.

Generate code from templates and patterns including scaffolding, boilerplate generation, AST-based code generation, and template engines.

Identify groups and patterns in data using k-means, hierarchical clustering, and DBSCAN for cluster discovery, customer segmentation, and un…

Implement comprehensive cloud security across AWS, Azure, and GCP with IAM, encryption, network security, compliance, and threat detection.

Plan and execute cloud migrations with assessment, database migration, application refactoring, and cutover strategies across AWS, Azure, an…

Implement circuit breaker patterns for fault tolerance, automatic failure detection, and fallback mechanisms.

Design and implement CI/CD pipelines with GitHub Actions, GitLab CI, Jenkins, or CircleCI.

Determine cause-and-effect relationships using propensity scoring, instrumental variables, and causal graphs for policy evaluation and treat…