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Senior So(ware Engineer with 10+ years building secure, scalable backend systems and cloud-na=ve _Email not available. Sign in: https://www.twine.net/signup_ Deep experience in Python (FastAPI, Django, Pyramid), event- driven architectures, and cloud services across AWS and Azure. Strong in PostgreSQL/SQL performance, infrastructure as code, and CI/CD automa=on. Comfortable bridging backend services with React-based frontends. Cer=fied in AWS and Azure; known for reproducibility, clean design, and cross-func=onal collabora=on.…Senior So(ware Engineer with 10+ years building secure, scalable backend systems and cloud-na=ve _Email not available. Sign in: https://www.twine.net/signup_ Deep experience in Python (FastAPI, Django, Pyramid), event- driven architectures, and cloud services across AWS and Azure. Strong in PostgreSQL/SQL performance, infrastructure as code, and CI/CD automa=on. Comfortable bridging backend services with React-based frontends. Cer=fied in AWS and Azure; known for reproducibility, clean design, and cross-func=onal collabora=on.

Sai Krishna Kamireddy

Web Developer, Full Stack Developer, Back-End Developer, +2

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Senior So(ware Engineer with 10+ years building secure, scalable backend systems and cloud-na=ve _Email not available. Sign in: https://www.twine.net/signup_ Deep experience in Python (FastAPI, Django, Pyramid), event- driven architectures, and cloud services across AWS and Azure. Strong in PostgreSQL/SQL performance, infrastructure as code, and CI/CD automa=on. Comfortable bridging backend services with React-based frontends. Cer=fied in AWS and Azure; known for reproducibility, clean design, and cross-func=onal collabora=on.…Senior So(ware Engineer with 10+ years building secure, scalable backend systems and cloud-na=ve _Email not available. Sign in: https://www.twine.net/signup_ Deep experience in Python (FastAPI, Django, Pyramid), event- driven architectures, and cloud services across AWS and Azure. Strong in PostgreSQL/SQL performance, infrastructure as code, and CI/CD automa=on. Comfortable bridging backend services with React-based frontends. Cer=fied in AWS and Azure; known for reproducibility, clean design, and cross-func=onal collabora=on.

Available to hire

Senior So(ware Engineer with 10+ years building secure, scalable backend systems and
cloud-na=ve Email not available. Sign in: https://www.twine.net/signup Deep experience in Python (FastAPI, Django, Pyramid), event-
driven architectures, and cloud services across AWS and Azure. Strong in
PostgreSQL/SQL performance, infrastructure as code, and CI/CD automa=on.
Comfortable bridging backend services with React-based frontends. Cer=fied in AWS
and Azure; known for reproducibility, clean design, and cross-func=onal collabora=on.

Skills

Experience Level

Expert

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Intermediate

Work Experience

Senior Python Developer at Vanguard

August 1, 2025 - Present

Led a cloud-native data platform migration to Amazon Aurora, orchestrating AWS DMS, Qlik Replicate, Kinesis, and Lambda for near-zero downtime and continuous data synchronization. Implemented Lambda-based CRUD operations on Aurora with comprehensive logging, exception handling, and retry logic. Deployed serverless components using CloudFormation, ensuring reproducible deployments across environments. Designed a timestamp-based data integrity mechanism to prevent stale overwrites in distributed systems. Introduced asyncio and batch processing to reduce database round trips and boost throughput. Optimized S3, CloudWatch, and Aurora performance; streamed structured logs to Splunk for real-time monitoring and alerts. Containerized Lambda code as Docker images and deployed to AKS for cross-cloud execution; enforced infrastructure-as-code patterns and CI/CD pipelines.

Senior Python Developer at Apple

January 1, 2024 - August 31, 2025

API engineering: Built scalable REST APIs for Apple Delta, integrating services across Azure and AWS with well-defined SLAs and versioning. Implemented SQLAlchemy models for PostgreSQL/SQL Server; optimized query plans and reduced latency. Designed and deployed Kafka-based event-driven services for near real-time data processing. Shipped containerized FastAPI microservices to AKS/EKS with Helm and autoscaling. Managed multi-cloud Kubernetes deployments (AKS and EKS) and automation via Azure DevOps and GitHub Actions. Implemented OAuth2/JWT flows; standardized API gateways, rate limits, and audit logging. Provisioned and managed AWS resources for Kafka-integrated services using CloudFormation templates to ensure consistent deployments.

Senior Python Developer at BitSight

January 1, 2020 - December 31, 2023

Developed and maintained FastAPI/Pyramid services powering analytics and partner integrations. Created cross-cloud event streams using WebSockets/SSE bridging Kafka to React dashboards. Containerized workloads with Docker; Helm-managed deployments with readiness/liveness checks and HPA. Leveraged Azure Cognitive Services for sentiment/document processing; governed services via API Management. Led secure data migrations using AWS DMS/Azure DMS into PostgreSQL with end-to-end validation pipelines. Automated multi-stage deployments with Azure DevOps and GitHub Actions; managed artifacts, gates, and rollbacks.

Python Developer at HCL Technologies

February 1, 2015 - January 31, 2020

Developed Django-based web applications with Angular dashboards and token-based authentication; authored complex SQL, stored procedures, and triggers to ensure transactional reliability. Contributed to Spring Boot integrations and API gateway routing. Practiced Agile delivery with PyUnit testing and PEP 8 hygiene.