Surekha Athota

Talent

EdisonMember since September 9, 2026

C#.NET Core 6/7/8ASP.NET CoreASP.NET MVCWeb APIEntity Framework CoreJavaScriptPythonGenerative AIRetrieval-Augmented Generation (RAG)Agentic AI / Agentic CodingMCP (Model Context Protocol) Server DevelopmentLLM IntegrationOpenAI APIVector Databases & EmbeddingsPrompt EngineeringMachine Learning fundamentalsData Analysis (Pandas, NumPy)Azure OpenAISQL Server (2012–2022)T-SQLStored ProceduresQuery OptimizationRESTful APIsGraphQLMicroservicesLayered ArchitectureDomain-Driven Design (DDD)CQRSEvent-Driven Architecture

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C#.NET Core 6/7/8ASP.NET CoreASP.NET MVCWeb API

About

Results-driven Senior Software Engineer with 15+ years of experience designing and delivering enterprise-scale payment, finance, and government systems. Deep expertise in .NET Core, C#, ASP.NET Core, RESTful APIs, and SQL Server. Experienced in building scalable backend solutions using .NET Core Web API and Azure.

Proven track record delivering secure, high-performance, scalable applications in Agile environments, with strong experience in system integration, microservices architecture, PCI DSS-compliant payment processing, Kubernetes/AKS container orchestration, RabbitMQ messaging, GraphQL, and CI/CD pipelines. Independently developed hands-on expertise in Generative AI, Retrieval-Augmented Generation (RAG), agentic AI coding, MCP (Model Context Protocol) server development, LLM integration, vector databases, and prompt engineering, applying AI-driven approaches to enterprise systems.

Experience

Senior Consultant at SADAD Electronic Payment System - USA (2023-01 – 2026-01)

Senior Software Engineer / Principal Engineer / IT Manager at SADAD Electronic Payment System - Bahrain (2013-01 – 2023-01)

Architected and developed high-availability, mission-critical payment and billing platforms using.NET Core for regulated financial institutions and government entities, serving 1M+ transactions monthly

Designed and maintained secure RESTful APIs (.NET Core Web API) consumed by third-party partners for real-time payment processing
Delivered end-to-end system design and technical documentation for billing management portals, leading to gathering requirements with government and financial stakeholders
Optimized SQL Server stored procedures, indexing strategies, and query execution plans for transaction-heavy systems, reducing query response times by up to 40%
Implemented microservices architecture using.NET Core, Azure Service Bus, and RabbitMQ, containerized and orchestrated with Docker and Kubernetes (AKS), enabling independent deployment and scaling of payment modules
Established CI/CD pipelines via Azure DevOps for automated build, test, and deployment across Stage, UAT, and Production environments
Enforced Secure SDLC practices across payment platforms, including PCI DSS compliance controls, OAuth 2.0/OIDC and JWT-based authentication, RBAC/IAM access control, TLS encryption in transit, encryption at rest, and Azure Key Vault-managed secrets to meet financial and government compliance requirements
Led Agile/Scrum ceremonies, conducted pull request and code reviews, and mentored junior developers on.NET Core best practices, clean architecture, and clean code principles

Software Developer at SRAOSS India Pvt. Ltd (2011-01 – 2012-01)

Developed ASP.NET and C# applications across education and enterprise domains