Hi, I’m Sasikala Vasantha, a Full Stack Engineer with around 6 years of experience building privacy-focused platforms. I specialize in Java, Python, Spring Boot, React, and Angular, delivering secure REST and SOAP services, microservices, and event-driven systems using Kafka. I also apply AI and machine learning to real-world analytics and personalization, and I enjoy integrating LLM-powered features like document understanding, search, and summarization into applications. I’ve modernized Java platforms, deployed cloud-native services on AWS, and operated production systems with CI/CD, Docker, Kubernetes, and Terraform. I’m focused on reliability, performance, and user trust, and I collaborate closely with product and design teams to deliver scalable, privacy-conscious solutions.

Sasikala Vasantha

Hi, I’m Sasikala Vasantha, a Full Stack Engineer with around 6 years of experience building privacy-focused platforms. I specialize in Java, Python, Spring Boot, React, and Angular, delivering secure REST and SOAP services, microservices, and event-driven systems using Kafka. I also apply AI and machine learning to real-world analytics and personalization, and I enjoy integrating LLM-powered features like document understanding, search, and summarization into applications. I’ve modernized Java platforms, deployed cloud-native services on AWS, and operated production systems with CI/CD, Docker, Kubernetes, and Terraform. I’m focused on reliability, performance, and user trust, and I collaborate closely with product and design teams to deliver scalable, privacy-conscious solutions.

Available to hire

Hi, I’m Sasikala Vasantha, a Full Stack Engineer with around 6 years of experience building privacy-focused platforms. I specialize in Java, Python, Spring Boot, React, and Angular, delivering secure REST and SOAP services, microservices, and event-driven systems using Kafka. I also apply AI and machine learning to real-world analytics and personalization, and I enjoy integrating LLM-powered features like document understanding, search, and summarization into applications.

I’ve modernized Java platforms, deployed cloud-native services on AWS, and operated production systems with CI/CD, Docker, Kubernetes, and Terraform. I’m focused on reliability, performance, and user trust, and I collaborate closely with product and design teams to deliver scalable, privacy-conscious solutions.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Full Stack Developer at Apple
July 1, 2023 - Present
Designed large-scale, partner-facing web applications using React, TypeScript, HTML5, and CSS3, establishing front-end architecture patterns, optimizing state management and rendering performance, and integrating REST APIs to handle complex workflows and high-volume datasets. Improved UI performance and accessibility across complex user flows, built reusable React components and shared utilities, and implemented end-to-end API integration using Node.js, validating functionality through unit and integration testing with Jest and Playwright. Led phased upgrades of a shared Apple Ads backend library from Java 11 to 17 to 21, refactoring DB-backed JSON outputs into strongly typed domain models and ensuring backward compatibility across Spring Boot distributed services. Implemented backend microservices in Spring Boot and Node.js to process high-volume user events, integrating Kafka producers/consumers and persisting data in MySQL and DynamoDB, exposing services via gRPC and GraphQL for low
Software Developer at IBM
June 1, 2019 - August 1, 2021
Built Angular SPA UI components using JavaScript/HTML/CSS and integrated Java/Python backend services for request processing, permission enforcement, and Oracle SQL data access across enterprise workflows and worked on SaaS applications across multiple environments. Supported Java web services and client applications by managing Java/security certificates, enabling Java Web Start access, and resolving Microsoft Edge/Google Chrome compatibility issues. Developed Spring Boot backend services for SPA workflows, exposed REST APIs and implemented database-driven business rules, validations, and request lifecycle handling. Led operations for Oracle Database 19c and Oracle E-Business Suite R12.2, including 12c to 19c upgrades, instance cloning, user/responsibility administration, and production/non-production support. Managed release deployments across 10+ Oracle EBS environments (Sandbox/Dev/QA/Preprod/Prod) and coordinated application and database script migrations using GitLab, WinSCP, and

Education

Master of Computer Science at Wright State University, Dayton, OH, USA
January 11, 2030 - April 1, 2023
Bachelor of Engineering in Electronics and Communication Engineering at K L University, AP, India
January 11, 2030 - May 1, 2019

Qualifications

Microsoft Certified: Azure Developer Associate
January 11, 2030 - February 4, 2026
AWS Certified Machine Learning – Specialty
January 11, 2030 - February 4, 2026

Industry Experience

Software & Internet, Professional Services