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Sankeerthan Uppunuthula

Full Stack Engineer • Durham, North Carolina • u**************@gmail.com • 601****114 • linkedin.com/••••• • drivetube.ai/•••••

Professional Summary

Full Stack Engineer with 2+ years of experience building C#/.NET and Angular applications for fintech and financial operations. Skilled in designing backend services, REST APIs, SQL Server schema and query optimization, legacy ASP.NET modernization, Azure DevOps CI/CD, and production support to deliver reliable regulated workflows.

Technical Skills

Programming Languages: C#,TypeScript,JavaScript,Python,Java
Web Technologies: REST APIs,HTML,CSS
Frameworks and Libraries: .NET Framework,.NET Core,ASP.NET Web Forms,ASP.NET MVC,Angular,WCF
Databases: SQL,SQL Server,Stored Procedures,Indexing,Database Design,Query Optimization,Redis
Cloud and DevOps: Azure,Azure DevOps,CI,CD Pipelines,Release Management,Deployment Verification
Testing: Unit Testing,Integration Testing,JUnit,Mockito,API Contract Testing
Tools and Methodologies: Postman,Git,Code Reviews,Branching,Agile,Scrum,Root-Cause Analysis
Web & Front-end: Data Tables,Form Validation,Pagination
Architecture & Patterns: Microservices,Service Layer,Exception Handling,Audit Logging,Performance Optimization

Work Experience

Fidelity Investments
Durham, North Carolina, United States
Full Stack Engineer
May 2025 – Present
Worked on investment and internal financial operations platforms delivering account review, document intelligence, reporting and regulated workflows for an investment services firm.
Tech Stack: C#, .NET, Angular, TypeScript, ASP.NET Web Forms, ASP.NET MVC, SQL Server, Azure DevOps, Python, REST APIs
  • Designed and implemented C#/.NET service components and REST APIs for regulated account-review and document workflows, adding request validation, secure access checks, and robust exception handling to ensure compliant processing.
  • Built Angular and TypeScript UI screens for review queues, document status, data tables and API-driven forms, integrating search, pagination and client-side validation to streamline reviewer tasks.
  • Maintained and modernized legacy ASP.NET Web Forms and ASP.NET MVC screens by refactoring validation, data-binding and backend integration to reduce defects and improve maintainability.
  • Authored and optimized SQL Server queries, stored procedures and indexes supporting account records, document metadata and audit event reporting to improve data integrity and query performance.
  • Operated Azure DevOps CI/CD pipelines including build validation, environment configuration, deployment verification and post-release troubleshooting to accelerate release readiness and reduce rollback risk.
  • Automated production support tasks with Python and SQL utilities for log analysis, file validation and batch checks, improving support scalability and reducing manual troubleshooting effort.
HDFC Bank
India
Software Development Engineer
Jan 2023 – Dec 2023
Developed and supported banking and fintech application features for customer onboarding, payment validation, compliance review, document routing and operational reporting.
Tech Stack: C#, .NET, Java, Angular, TypeScript, SQL Server, Postman, JUnit, Mockito, Git
  • Developed backend services in C#/.NET and Java for customer onboarding and payment validation workflows, implementing audit logging, exception handling and DB-backed business rules to meet compliance needs.
  • Implemented Angular and TypeScript front-end screens for transaction tables, approval flows and reporting views, improving internal user efficiency and data visibility.
  • Designed and optimized SQL Server schemas, stored procedures and indexes for customer records, transaction history and workflow tracking to improve consistency and read performance.
  • Diagnosed and resolved production issues (invalid workflow states, failed validations, duplicate requests) through log analysis, safe DB updates and regression fixes to restore critical business flows.
  • Improved application reliability by adding stricter validation, safer database update patterns, clearer exception handling and enhanced support logging to reduce recurrence of common failures.
  • Authored unit and API tests using JUnit, Mockito and Postman to validate service behavior, API contracts and regression scenarios, supporting continuous delivery practices.
ShareChat
India
Backend Engineer Intern
Jul 2022 – Dec 2022
Built backend service components and microservice patterns for high-volume fintech application workflows, focusing on APIs, caching and performance.
Tech Stack: REST APIs, SQL Server, Redis, Postman, Microservices, Git
  • Implemented backend REST APIs, controller logic, request validation and service-layer modules to support high-volume fintech workflows and improve API maintainability.
  • Improved API response performance by optimizing SQL queries, adding indexes, implementing pagination and integrating Redis caching for frequently accessed data.
  • Established database access patterns and service abstractions to increase code maintainability and enable clearer separation of concerns in microservices.
  • Created Postman collections and automated API test cases for contract validation, edge cases and regression checks to streamline release verification.
  • Assisted with log analysis, service debugging and deployment checks to improve production reliability and reduce mean time to resolution for incidents.
  • Participated in code reviews and documentation efforts to increase code quality and knowledge sharing across the backend engineering team.
Groww
India
Full Stack Developer Intern
Jan 2022 – May 2022
Worked on customer-facing investment platform features including account screens, portfolio workflows, transaction views and dashboards for a fintech product.
Tech Stack: TypeScript, JavaScript, HTML, CSS, REST APIs, SQL
  • Developed customer-facing web features using TypeScript, JavaScript, HTML and CSS integrated with REST APIs for account, transaction and portfolio workflows.
  • Implemented UI behaviors for API-driven forms, loading states, validation messages and search filters to improve user experience and reduce front-end defects.
  • Supported backend API validation, request mapping and SQL query updates to ensure accurate transaction and portfolio data across services.
  • Optimized front-end data rendering and error handling to improve stability during QA and release cycles.
  • Prepared documentation, performed defect fixes and supported release activities including deployment checks to deliver release-ready features.
  • Verified API contracts and integrated front-end components with backend services to ensure consistent end-to-end data flow.

Education

Illinois State University
Master of Science, Information Systems • Normal, Illinois, United States • Aug 2023 – May 2025

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