Stack Developer React Js

Sivani Koneti

Java Full Stack Developer

Seattle, WA 763-***-**** ***.********@*****.*** https://www.linkedin.com/in/sivani-dev/ PROFESSIONAL SUMMARY

Full Stack Developer with 3+ years of experience building secure, scalable, and cloud-native applications using Java, Spring Boot, and React.js. Skilled in deploying microservices on AWS, optimizing CI/CD pipelines with Jenkins and Docker, and enhancing performance through Redis caching. Adept in Agile practices, technical mentorship, and delivering business-critical features with PCI DSS compliance.

TECHNICAL SKILLS

Frontend Development: React.js, Angular, JavaScript (ES6+), Vue.js, jQuery, HTML5, CSS3, Responsive Design Backend Development: Java, Spring Boot, Node.js, RESTful APIs Databases: PostgreSQL, MySQL, MongoDB, Database Optimization Cloud & DevOps: AWS (EC2, S3, CloudWatch), Jenkins (CI/CD), Docker, Kubernetes Security: PCI DSS Compliance, TLS/HTTPS, OAuth 2.0, JWT Performance Optimization: Redis Caching, Code Optimization, Load Balancing Monitoring & Debugging: Splunk, Grafana

Methodologies: Agile, Scrum, Technical Documentation WORK EXPERIENCE

Full stack developer, MasterCard Mar 2023 – Current San Francisco, CA

• Engineered high-performance payment platforms using React.js, Node.js, and Spring Boot, improving transaction scalability across 1M+ daily operations.

• Collaboration & Best Practices: Code Review, Pair Programming, Cross-functional Communication

• Developed secure RESTful APIs with TLS/HTTPS, JWT, and OAuth2.0, ensuring PCI DSS audit readiness.

• Deployed Dockerized services on AWS EC2 and orchestrated via Kubernetes, enabling autoscaling and cost-efficient resource usage.

• Integrated Redis caching with PostgreSQL to reduce API response time by 40%.

• Automated CI/CD workflows with Jenkins and Maven, reducing deployment cycle from weekly to daily.

• Mentored junior developers on clean architecture, Git workflows, and Agile coding standards. Full stack developer, Deloitte Jul 2021 – Oct 2022 Hyderabad, India

• Built enterprise web portals using Angular, TypeScript, Java, and Spring Boot, enabling faster client onboarding and workflow digitization.

• Created RESTful APIs with PostgreSQL and optimized DB indexing, improving backend query performance by 35%.

• Secured application endpoints with OAuth 2.0 and JWT standards across modules.

• Used Jenkins for CI builds and Docker for environment standardization; enabled zero-downtime releases.

• Monitored production environments using Splunk and Grafana, reducing incident MTTR by 25%.

• Produced technical documentation for internal APIs and CI/CD pipelines to improve team onboarding. EDUCATION

Master’s in information technology and management

Concordia University, St. Paul, MN

PROJECTS

Real-Time Payment Gateway Integration - Mastercard

• Implemented OAuth2.0 and JWT for user authentication and secure data transfer, achieving PCI DSS compliance to prevent data breaches.

• Monitored system health and performance using AWS CloudWatch, set up real-time alerts for transaction anomalies, and created dashboards for the operations team to view system performance. Customer Support Portal E-Commerce Platform

• Developed a customer and agent portal for submitting and tracking support tickets in real-time.

• Enabled dashboard views for agents to manage, assign, and resolve customer issues, improving support resolution times.

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