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Sai pavan Reddy

Mid-level Backend Software Engineer specializing in Python APIs and payment systems

USASoftware Engineer6 years experienceMid-LevelFinTechFinancial ServicesPayments
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About

Backend/ML systems engineer with Stripe payments experience who built an asynchronous processing upgrade handling millions of API requests, cutting peak latency ~20–25% while preserving strict financial consistency via idempotency-safe retries and robust validation/fallbacks. Also built scalable ETL pipelines for messy CSV/Excel/API data with strong observability (structured logging/monitoring) and reliability mechanisms.

Experience

Software EngineerStripe
Software EngineerWipro Technologies

Education

Southern Illinois University Carbondalemaster, Computer Science

Key Strengths

  • Owned and launched async backend upgrade for Stripe payment operations handling millions of API requests
  • Reduced peak-period average request latency by 20–25% while maintaining financial-transaction consistency
  • Strong reliability engineering: idempotency-safe retries, validation rules, and safe fallbacks for ML-driven decisions
  • Metrics-driven iteration using p95 latency, retry rates, and API error rates to refine batching and caching
  • Built scalable data processing pipeline ingesting messy CSV/Excel/API data with normalization, validation, logging, monitoring, and retries

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Contact

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Languages

English

Skills

PythonFastAPIDjangoFlaskAsync Pythonasync/awaitasyncioPydanticJavaScript (ES6)ReactSpring BootREST APIsRESTful APIsAPI DesignAPI Endpoints