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Prathyusha - SENIOR JAVA DEVELOPER

[email protected]

Location: Dallas, Texas, USA

Relocation: Anywhere in USA

Visa: H1B

Resume file: Prathyusha Mandadapu_Resume_Updated (1)_1769699293839.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

PRATHYUSHA MANDADAPU 770-709-4679 / [email protected] SUMMARY: Over 15 years of experience supporting and enhancing mission-critical enterprise systems, with a strong foundation in full-stack Java/J2EE engineering and deep expertise in maintaining uptime, scalability, and production reliability across distributed and cloud environments. Adept in modernizing legacy systems, implementing AWS-based solutions, and driving continuous improvement in system observability, automation, and fault tolerance. Supported and optimized high-availability enterprise applications using Spring Boot, EJB, Struts, and microservices, ensuring stability, rapid recovery, and environment consistency through Docker-based containerization. Managed and troubleshot production workloads deployed across Tomcat, JBoss, WebLogic, and IBM WebSphere, performing Linux/Unix-level diagnostics including log tracing, patch validation, and process-level debugging. Designed and maintained monitoring, logging, and alerting frameworks using Log4j, custom shell scripts, and AWS CloudWatch to proactively detect and mitigate production issues. Integrated AWS services (EC2, S3, Lambda, and RDS) to enhance system scalability, enable serverless automation, and ensure secure data storage for production workloads. Implemented IAM roles and policies to enforce least-privilege access across AWS resources, strengthening security posture and compliance alignment. Conducted root cause analysis (RCA) for major incidents by examining thread dumps, heap dumps, and application logs, driving long-term fixes for performance bottlenecks and memory leaks. Developed and tuned complex SQL and PL/SQL queries to enhance database performance across Oracle, PostgreSQL, DB2, and SQL Server, collaborating with DBAs on profiling and indexing strategies. Implemented and supported RESTful and SOAP web services, ensuring reliable integration with internal and third-party systems under live production load. Oversaw code deployments, configuration updates, and hotfix rollouts within Agile/Scrum frameworks, minimizing downtime through automated deployment scripts and version control tools (Git, SVN, ClearCase). Leveraged Spring Framework (IOC, MVC, JDBC, AOP) to build and support fault-tolerant services, enabling live debugging and runtime updates in production environments. Authored runbooks and operational documentation to streamline L1/L2 support escalation, reduce mean time to resolution (MTTR), and ensure consistent incident handling. Participated in on-call rotations and incident bridges, providing real-time support and contributing to post-incident reviews and preventive action planning. Collaborated with DevOps and cloud engineering teams to align CI/CD pipelines with AWS-based deployment strategies, ensuring automated rollbacks and observability through integrated monitoring tools. EDUCATION Masters of Science in Computer Science, New Mexico State University, Las Cruces, NM Bachelors of Technology in Information Technology, Jawaharlal Nehru Technological University, Hyderabad, India Foundations of Everyday Leadership by University of Illinois at Urbana-Champaign on Coursera. Certificate earned at Saturday, June 2, 2018 SKILLS: Languages C, C++, Java (J2SE10/1.8/1.6/17, J2EE15/1.4/ Java EE8), SQL, UML2.0 Technologies JSP2.5/2.0/1.2, Servlets2.x, JavaBeans, JDBC, Struts2.x/1.x, RMI, EJB3.0/2.1, Hibernate5.x/4.x/3.x, Spring 5.1.9/1.0, Spring Boot, Web Services, SOA, JMS1.1, MQ, LDAP, Informatica ETL Web Technologies HTML/DHTML, XHTML1.1, JavaScript1.x, XML1.0, XSL, XSLT, CSS, ExtJS, ReactJS, jQuery, Angular JS Development Tools (IDEs) IntelliJ IDE, Spring Tool Suite 3, Eclipse 4.x/3.2/3.0/2.1.1, MyEclipse6.0/5.1.1, WSAD5.x/ 4.x, NetBeans3.3, MS Visual Studio 2005 Web/Application Servers Tomcat6.x/5.x, WebLogic10.3/9.2/8.1/7.0, IBM Websphere6.x/5.x/4.x, JBoss 6.4/7.2, Docker, AWS, Azure Design Patterns MVC, Front Controller, Session Fa ade, Singleton, Business Delegate, Bridge, Prototype, Builder and DAO patterns RDBMS Mongo DB, Oracle10g/9i/8i, MS SQL Server 2005/2000, MySQL5.1/4.1, DB2 9.1/8.1/7.2 Platforms Windows, UNIX, LINUX Testing Tools JUnit 4.x, SOAP, Jenkins, Mockito Version Control CVS, Rational ClearCase, SVN, GIT Methodologies Test driven, Scrum, Agile and Waterfall Methodology Build Tools Ant 1.10/1.x, Maven 3.x/2.x EXPERIENCE Jul 17 Till Date Technology Lead (Java) , Toyota, Plano, TX Project: Sales and Production Planning SAPP enables accurate reporting and forecasting of market inventory, sales, and planned production across various dimensions (segment, product, geography, distributor). The TMS/USA SAPP group analyzes these inputs to drive industry forecasts, annual sales planning, and production/supply alignment with corporate HQ. Key Contributions: Supported critical enterprise reporting modules (Sales, Turnover History, Area Allocation) built on Spring Boot (J2EE), Angular 8, Hibernate, and ASPOSE, ensuring high availability and optimal performance in production environments. Led major application server migration from JBoss 6.4 to JBoss 7.1 and database migration from Oracle to PostgreSQL, reducing operational overhead and increasing deployment efficiency. Strengthened production security posture by migrating from ADAL to MSAL, enabling modern authentication standards with Azure AD for better token management and access control. Transitioned enterprise identity management from TESS to SailPoint, supporting secure provisioning, access audits, and compliance for production systems. Improved batch job scheduling and automation reliability by modernizing Redwood Scheduling to Stonebranch, reducing job failures and improving SLA compliance. Addressed key security vulnerabilities by replacing Log4j with SLF4J, mitigating known risks and aligning with industry best practices for secure logging in production. Integrated AWS services (EC2, S3, Lambda, RDS, IAM, CloudWatch) to enhance scalability, storage, and monitoring of reporting applications. Implemented serverless processing and automated workflows using AWS Lambda, supporting dynamic resource scaling and cost optimization. Used AWS CloudWatch Logs and Dashboards for centralized monitoring and real-time alerting across production workloads. Containerized key Spring Boot services using Docker to improve environment consistency across development, QA, and production. Deployed and managed containerized workloads on Kubernetes (EKS), enabling autoscaling, rolling updates, and improved fault tolerance. Used Python for scripting data integration jobs and automating support processes across environments. Developed and maintained CI/CD pipelines, automating build, test, and deployment workflows to reduce deployment errors and accelerate release cycles. Designed robust data ingestion workflows using Informatica, ensuring accurate and resilient data feeds from external systems into production reporting modules. Tuned and optimized PostgreSQL schemas, including indexing and query performance improvements, contributing to faster reporting and reduced database load. Actively participated in UAT defect resolution, code reviews, and production readiness assessments, ensuring high-quality releases with minimal post-deployment issues. Contributed to incident response, production support triage, and root cause analysis (RCA) to maintain uptime and address high-priority issues swiftly. Facilitated Agile practices, including JIRA-driven sprint planning and retrospectives, to improve visibility and reliability of production deliverables. Environment: Informatica Power Center, Visio, Spring Boot, Toad, Angular 8, Oracle, PostgreSQL, JPA - Hibernate 3x, STS, JIRA, IntelliJ, JBoss 6.4/7.1, Docker, Kubernetes (EKS), Python, AWS (EC2, S3, Lambda, RDS, IAM, CloudWatch) Jul 15 Jun 17 Technology Lead (Java) , Bank of America, Plano, TX Project: Key Measures The system supports the creation, validation, and reporting of risk metrics, ensuring consistent terminology and enabling reuse across Compliance and Operational Risk. It plays a key role in helping the institution meet regulatory obligations while maintaining operational integrity and reputation. Key Contributions: Supported the development and maintenance of critical full-stack modules using Java (Spring Boot MVC) and Angular, ensuring production stability, scalability, and maintainability. Refactored legacy components in the Operational Risk Management module using Factory Method design patterns, improving maintainability and reducing production issues caused by tightly coupled code. Developed and standardized Helper and Utility classes to streamline debugging, enforce best practices, and minimize duplication across production workflows. Implemented Google Cloud IAM roles and service accounts with fine-grained permissions for backend services interacting with Cloud Storage and Compute Engine, ensuring compliance with organization-wide security and audit policies. Automated deployment and monitoring of backend applications using Google Cloud Monitoring and custom metric alerts, enabling real-time incident response and proactive reliability management. Collaborated with DevOps to streamline CI/CD pipelines using GCloud CLI and environment-specific configurations for Compute Engine based application hosting. Supported secure event-driven workflows by integrating Cloud Storage event triggers with Cloud Functions, enabling automated downstream processing without manual intervention. Optimized cloud resource utilization by right-sizing Compute Engine instances and implementing Cloud Storage lifecycle management policies, reducing operational costs while maintaining application performance. Authored comprehensive JUnit test cases to validate business logic, reduce regression defects, and ensure system resilience in production environments. Leveraged AWS (primarily S3 and EC2) to support secure storage of risk data extracts and host backend processes, ensuring scalability and compliance with internal cloud adoption guidelines. Integrated SonarQube into CI/CD pipelines for static code analysis, reducing code-related incidents by proactively identifying vulnerabilities and code smells. Optimized development workflows with IntelliJ IDEA, improving efficiency in debugging and deploying hotfixes to live environments. Led UAT defect triage and resolution, diagnosing complex production-like issues and implementing fixes for reliable and timely releases. Participated in requirements analysis and JIRA grooming sessions, aligning development with operational expectations and reducing rework during deployment. Contributed to Agile/Scrum processes, helping maintain sprint velocity and improving delivery predictability with a focus on production-readiness. Provided technical leadership to a remote team of 5 developers, offering guidance on debugging, deployment readiness, and resolving high-priority production incidents. Environment: J2EE, Spring-Boot, Maven, Tortoise SVN, Toad, Angular-JS, Oracle, Toad, JPA - Hibernate 3x, GCP (Cloud Storage, Compute Engine, Cloud Monitoring and Cloud Logging), Sonar, STS, JIRA and IntelliJ. Jul 14 May 15 Operations Engineer (Java), Gemalto Inc, Dallas, TX Gemalto (now part of Thales Group) is a global leader in digital security, enabling billions of people to securely interact in a connected world. The company provides solutions that protect digital identities and transactions in sectors like telecommunications, banking, government, and enterprise IT. I contributed to several mobile payment projects Telcel, Banamex, Inbursa, Mundial, and TeleSure all built on Gemalto Mobile Payment Platform (GMPP). These systems support a variety of secure mobile payment flows, including mobile recharge and transaction authorization, ensuring high security and seamless user experiences. Key Contributions: Supported and maintained J2EE RESTful services for payment processing in the Soft Card application, ensuring high availability, modular design, and reusability critical for production-grade financial systems. Collaborated with frontend teams to integrate RESTful APIs, ensuring robust communication between UI and backend under real-world load conditions. Built and maintained responsive UI components using JavaScript, HTML, and CSS with a focus on accessibility, user experience, and seamless production behavior. Translated functional and non-functional requirements into technically sound, performance-optimized implementations, enhancing application resilience. Maintained a Requirements Traceability Matrix to ensure all deployed features met compliance and business expectations, aiding audit and production validation. Contributed to Five Nines (99.999%) uptime by implementing resilient service patterns, proactive monitoring, and load-tuned configurations to minimize downtime. Worked closely with infrastructure and DB teams to optimize database performance, connection pooling, and query execution under peak production loads. Gained hands-on experience with secure data center operations, ensuring adherence to VISA, Mastercard, and AMEX security compliance for production systems. Led production debugging and RCA efforts by analyzing thread dumps, heap memory, and system logs, driving actionable fixes and long-term stability improvements. Actively participated in Agile ceremonies, supporting sprint planning, demos, and code reviews with an emphasis on deployment readiness and production impact. Environment Java 1.7, J2EE, Spring, Log4J, XML, JDBC, Ant, Clear Case, Clear Quest, Oracle WebLogic Server 11gR1 (10.3.6), Rapid SQL 8.1.1, JUnit 4 and Eclipse (Indigo). Sep 13 May 14 Graduate Assistant, New Mexico State University, Las Cruces, NM Utilized Visual Basic to analyze and process large datasets, supporting faculty research and administrative data management tasks. Assisted in identifying data patterns and streamlining data processing workflows for improved efficiency. May 13 Aug 13 Research Assistant, New Mexico State University, Las Cruces, NM Gained hands-on experience with Shell scripting to support system-level automation and research tasks. Implemented Aspect-Oriented Programming (AOP) concepts to develop high-level abstractions for efficient runtime monitoring instrumentation, enhancing modularity and system observability. Jul 10 Jul 12 Software Engineer, Tech Mahindra, Hyderabad, India Tech Mahindra is a global leader in digital transformation, consulting, and business reengineering services, serving over 500 global customers across various industries. I contributed to the Amdocs Smart Client Framework, a unified platform that simplifies customer service, billing, and order management for telecom and internet service providers. The framework enables seamless multitasking, offers high customization, and supports an integrated agent experience across customer interactions. Key Contributions: Developed critical components for the Personnel Authorization and Termination modules using Java, improving system-level security and access control compliance. Designed and implemented the Contract Management module, focusing on clean architecture, modularity, and maintainability for future development. Independently delivered the Customer Care module, handling the full development lifecycle from requirements to deployment, ensuring functional accuracy and performance. Authored and maintained unit tests with JUnit, increasing code reliability and achieving higher test coverage for business-critical modules. Contributed to the Amdocs Multi-Play Smart Pack platform, a unified customer and billing system supporting video, voice, data, and interactive services via a centralized database. Collaborated in Agile sprint planning, task estimation, and code reviews, ensuring alignment with sprint goals and development standards. Documented technical implementation details to support knowledge sharing and streamlined onboarding of new team members. Environment: WebLogic server, Core Java, Java 1.6, Web services, TOAD, Apache Open sources, HTML, JSP, SOAP, XML, ANT (1.8.4), J-Unit 3.8, log4j 1.2, MYSQL, Unix/Windows, Shell Scripting, Oracle SQL developer. Keywords: cprogramm cplusplus continuous integration continuous deployment quality analyst user interface message queue javascript sthree database active directory information technology microsoft mississippi procedural language New Mexico Texas