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Samatha Amsala
Mid-level Data Engineer specializing in cloud data warehousing and analytics
Omaha, NEData Engineer6 years experienceMid-LevelFinancial ServicesAirlinesTransportation & Logistics
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About
Data engineer at American Express who owned end-to-end pipelines for transaction and customer data used in finance reporting and risk analytics, processing ~5–8M records/day. Built Airflow-orchestrated ingestion (including external APIs/web sources) with strong data quality controls, monitoring/alerts, and resilient backfill/retry patterns, and also shipped a versioned REST API serving aggregated metrics to analytics teams.
Experience
Data EngineerAmerican Express
Data AnalystDelta Airlines
Data AnalystAccenture
Education
Bellevue Universitymaster, Information Systems (2024)
JNTUmaster, Computer Science (2012)
JNTUbachelor, Computer Science (2010)
Key Strengths
- Owned end-to-end production data pipelines (ingestion to BI serving) for transaction/customer data
- Scaled pipelines processing ~5–8M records daily with automated scheduling and reliability controls
- Strong data quality engineering (null/duplicate checks, reconciliation, schema validation, source-to-target comparisons)
- Incident response and resilience (alerts, RCA via logs/SQL, reruns, backfills, preventive fixes)
- External data collection at scale with robust retry/backoff, checkpointing, throttling, and idempotent backfills
- Built and maintained a REST API serving aggregated metrics with caching, automated tests, and semantic versioning/backward compatibility
- Delivered in ambiguous early-stage environments using MVP scoping, staged deployments, and iterative enhancements
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