Full Stack .NET Engineer

SAI KARTIKEYA REDDY SARASAM

Surprise, Arizona +1-602-***-**** ************************@*****.*** LinkedIn PROFESSIONAL SUMMARY

Full Stack Software Engineer with 3+ years’ experience delivering cloud-native, high-performance applications across MERN, MEAN, LAMP, and .NET stacks. Skilled in building microservices, serverless solutions, and scalable APIs on AWS, Azure, and GCP to enhance uptime, reduce costs, and boost performance. Proficient in React.js, Angular, ASP.NET Core, and Node.js with expertise in CI/CD automation, Kubernetes orchestration, API security, and database optimization. Collaborative in Agile teams, accelerating releases and improving user satisfaction. TECHNICAL SKILLS

Programming Languages: JavaScript (ES6+), TypeScript, Python, Java, C#, PHP, SQL, NoSQL, Shell Scripting. Frontend Development: React.js, Angular 13+, Next.js, Vue.js, HTML5, CSS3, Sass, Bootstrap, Tailwind CSS. Backend Development: Node.js (Express.js, Nest.js), ASP.NET Core, Java Spring Boot, Laravel, Django, Flask. Databases & Storage: MySQL, PostgreSQL, MongoDB, AWS Aurora, DynamoDB, Redis, ElasticSearch. Cloud & Serverless: AWS (Lambda, API Gateway, RDS, S3, CloudWatch, ECS, EKS), Microsoft Azure (Functions, Web Jobs, App Services, AKS), GCP (Cloud SQL, Pub/Sub, Cloud Run). DevOps & Automation: Docker, Kubernetes, Jenkins, GitHub Actions, AWS CodePipeline, Azure DevOps, Terraform, CloudFormation. Testing & QA: Jest, Jasmine, Karma, Mocha, Cypress, Playwright, Postman, Swagger/OpenAPI. Version Control & Collaboration: Git, GitHub, GitLab, Bitbucket. Security & Compliance: OAuth2, JWT, SAML, SSL/TLS, HIPAA, GDPR, OWASP Secure Coding Practices. Architecture & Methodologies: REST APIs, GraphQL, Microservices, Event-Driven Architecture, Serverless Applications, CI/CD Pipelines, Agile/Scrum, TDD/BDD.

PROFESSIONAL EXPERIENCE

Full Stack Developer Jun 2024 - Present

MetLife Phoenix, AZ

• Designed and deployed a HIPAA-compliant patient management platform in ASP.NET Core 7 and React.js, enabling faster data retrieval workflows that cut record processing time by 40%.

• Streamlined data interoperability by building secure RESTful APIs and SOAP services with ASP.NET Core, Swagger, and Azure API Management, improving cross-platform communication by 35%.

• Elevated user experience by crafting responsive, accessible UI components in React.js and Tailwind CSS, resulting in a 50% rise in satisfaction scores from patient portal users.

• Increased system scalability by shifting high-traffic workloads to Azure Functions and Web Jobs with Cosmos DB integration, reducing downtime events by a quarter.

• Reduced deployment bottlenecks through CI/CD pipelines built with Docker, Jenkins, Azure DevOps, and SonarQube, accelerating release cycles by 40%.

• Strengthened application security by implementing OAuth2, JWT authentication, and Azure Key Vault, which lowered security vulnerabilities by 25% in post-launch audits.

• Enhanced backend performance with targeted SQL query optimization, indexing, and Redis caching, achieving a 30% boost in throughput and quicker API responses.

• Improved release stability by introducing NUnit, Jest, and Cypress automated test suites, cutting post-production defects by 35% and increasing confidence in deployments.

Full Stack Developer May 2023 - Jun 2024

Sacramento County District Attorney Sacramento, CA

• Migrated a high-traffic case management system from .NET Framework to .NET Core 6, lifting API throughput by 30% and reducing average server load during peak hours.

• Designed AWS Lambda microservices with API Gateway integration, enabling on-demand scaling that cut operational costs by 20% while sustaining response times under 200ms.

• Introduced Angular 15 optimizations including route-based code splitting and advanced caching, leading to a 15% faster load time for complex data dashboards.

• Established end-to-end CI/CD automation through GitHub Actions and AWS CodePipeline, which doubled deployment frequency and eliminated manual deployment bottlenecks.

• Proactively maintained 99.9% API uptime by implementing AWS CloudWatch alerts, automated recovery scripts, and recurring Postman API health tests.

• Increased security posture by integrating JWT-based authentication and AWS Secrets Manager, closing vulnerabilities tied to token leakage across staging and production.

• Transitioned core databases to AWS Aurora with automated failover and multi-region read replicas, enabling recovery from outages within minutes without data loss.

• Coordinated Agile sprints with product, QA, and design teams, cutting feature delivery timelines by 25% and boosting cross-team collaboration efficiency.

Full Stack Developer Sep 2020 - Jul 2021

AuraWorx Hyderabad, India

• Orchestrated the migration of two enterprise-scale SPAs from AngularJS to Angular 13, streamlining component architecture and improving delivery speed by 25%.

• Delivered high-performance REST APIs in ASP.NET Core 5 with Entity Framework Core, optimizing queries to reduce average database response time by 20%.

• Introduced CI/CD automation with Jenkins and AWS CloudFormation, accelerating deployments and cutting release timelines by over a third.

• Advanced quality assurance by adopting TDD with Jasmine and Karma, which decreased post-release defects by 40% and improved developer confidence in releases.

• Enabled zero-downtime service updates by deploying containerized microservices on AWS ECS with a blue-green deployment strategy.

• Strengthened API security by integrating IP rate-limiting and robust input validation, blocking more than 1,000 malicious requests each month.

• Streamlined onboarding by creating standardized Docker development setups, reducing setup time for new engineers by 50% and ensuring consistent environments.

• Enhanced troubleshooting by setting up Kibana dashboards for centralized logging, shortening incident resolution time by 30% through faster issue identification.

PROJECTS

Cloud-Native Library Management System

• Architected a cloud-first library platform using GCP Cloud SQL, Node.js (Express), and React.js, enabling efficient catalog operations and concurrent multi-user access without performance degradation.

• Enhanced search capabilities by tuning SQL queries, creating composite indexes, and integrating ElasticSearch, resulting in a 40% faster query response for high-volume book lookups.

• Achieved continuous uptime by containerizing services with Docker, orchestrating deployments via Kubernetes on GCP, and implementing rolling updates for zero-downtime releases. AI-Powered Digital Attendance System

• Engineered a facial recognition attendance tracker with Python, OpenCV, and TensorFlow, automating real-time student verification through live camera feeds.

• Increased model accuracy to 92.36% on training and 89.96% on test data by combining LBPH and CNN architectures trained on the FDDB dataset, reducing false positives in varied lighting conditions.

• Delivered a serverless architecture by deploying inference pipelines to AWS Lambda, storing logs securely in DynamoDB, and providing administrators with interactive React-based attendance dashboards. EDUCATION

Master of Science in Information Technology Aug 2021-May 2023 Arizona State University AZ

Bachelor of Technology in Computer Science & Engineering Jun 2016-Sep 2020 JNTU Hyderabad India

CERTIFICATIONS

• AWS Certified Cloud Practitioner- AWS

• AWS Certified AI Practitioner -AWS

• JP Morgan Chase & Co Software Engineering Virtual Experience- Forage

• .NET Web API & Entity Framework - Udemy

• Programming Essentials in Python- Cisco

• C Language Associate - Cisco

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