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AWS Aurora PostgreSQL: advanced SQL, indexing, query optimization, migrations, and transactional design.
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AWS Neptune: gremlin, graph modeling, query patterns, and performance considerations for graph workloads.
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Event-driven systems
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AWS Kafka (MSK): topics/partitions, consumer groups, schema evolution, ordering/at-least-once semantics, idempotency, retries/DLQs, and operational monitoring.
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CI/CD and quality
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Strong Git practices, automated testing (unit/integration/contract/e2e), code quality gates, and release confidence practices (feature flags, progressive rollout where applicable).
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AI-assisted engineering (MUST):
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Demonstrated proficiency using Claude Code and/or GitHub Copilot to accelerate development, debugging, refactoring, test generation, and documentation—while ensuring correctness, security, and maintainability (e.g., validating outputs, avoiding sensitive data leakage, and adhering to team standards).