Highlights:

Skills:Java, Springboot, AWS

Sr Full Stack Java Developer 01/2023 - current
PNC Financial Services, Austin, TX United States
Industry: Financial
At PNC Bank, I contributed to modernizing their financial planning platform, focusing on enhancing portfolio management tools and client interfaces for a seamless user experience. We leveraged innovative technologies to deliver personalized financial planning solutions.
•Design J2EE application architecture financial transaction management systems (FTM), employing design patterns such as DTO (Data Transfer Object) and DAO (Data Access Object). •Develop and maintain scalable Java and Spring Boot RESTful APIs for banking transactions, customer data management, and account services, ensuring code maintainability and scalability through object-oriented programming and strong knowledge of data structures and algorithms. • RESTful APIs: Develop scalable Java 11 and Spring Boot APIs for transactions and customer data. • Integrated jQuery's AJAX methods for seamless data exchange between the client and server, enabling real-time updates without reloading the page in financial applications. • Develop interactive and responsive user interfaces using ReactJS 16 for a financial portfolio management application, providing users with real-time updates. • Applied Enterprise Integration Patterns and SOA principles; used Swagger for API documentation and Utilized Hibernate (ORM) for data management with PostgreSQL hosted on AWS RDS. • Designed complex data models using JPA and Hibernate to support transactional processing systems, improving data retrieval performance in large-scale financial applications. • Database Management: Ensure data integrity and efficient retrieval using PostgreSQL and JDBC. • Manage deployments on Tomcat and Automated banking operations with AWS Lambda. •Implemented state management with Redux and ReactJS 16 Context API to ensure smooth data flow and real-time updates in high-performance financial systems, enhancing user experience. • Implemented lazy loading in Reactjs 16 for various feature modules like loan application, credit check, and document management, and implemented typed forms and form controls feature. • Integrated Apache Kafka into financial applications for real-time data streaming, enabling the efficient processing of high-volume transactions and event-driven microservices. • Implemented Redux for efficient global state management, ensuring scalable and maintainable handling of user interactions and API gateway responses. Also implemented Flux architecture for predictable, unidirectional data flow, improving state management consistency. •Configured role-based access control (RBAC) and secure REST APIs using Spring Security, implementing JWT-based authentication requirements for handling financial transactions and sensitive customer data.--
Sr Full Stack Java Developer 07/2019 - 08/2022
Amdocs, Pune, Maharashtra United States
Industry: Telecommunications
I developed an advanced billing solution for telecom clients BT and TSA, focusing on improved customer interfaces, system reliability, and scalability to meet industry standards.
• Participated in the design, analysis, development, and deployment of the SDLC (Software Development Lifecycle) Actively involved in mock screens development and project start-up phase. • Responsibilities included the full SDLC life cycle of gathering requirements, design, development, testing, deployment, and production support. • Responsible for designing and developing flawless billing procedures using microservices, for end customers being part of Amdocs Core Billing Team (ABP) using Java as the main backend language. • Implemented standard API using JPA for ORM tools (like Hibernate), making telecom database interactions easy and standardized. • Implemented versioning and lifecycle policies in S3 to manage backups for sensitive customer records in the telecommunication domain and successfully hosted MySQL on AWS S3 bucket. • Implementation of OCB (One Click Billing) as part of Automation in Atom IQ using Python and shell scripting. • Developed multithreaded applications for concurrent video streaming, optimizing server performance, and deployed efficient video processing pipelines on AWS using Lambda, S3, and EC2. • Development of RESTful APIs to interface with multiple Applications and in-code request changes offering comprehensive CRUD (Create, Read, Update, Delete) capabilities.--
Java Developer 02/2018 - 07/2019
Verizon, Hyderabad, Telangana India
Industry: Telecommunications
I contributed to enhancing Verizon's 5G network infrastructure, focusing on optimized data transmission and strengthened security protocols to elevate user experience and support advanced applications.
• Participated in the design, analysis, development, and deployment of the SDLC (Software Development Lifecycle) Actively involved in mock screens development and project start-up phase. • Responsibilities included the full life cycle of gathering requirements, design, development, testing, deployment, and production support. • Implemented microservices architecture, resulting in a 30% reduction in operational costs and improved fault isolation in telecommunication systems. • Utilized Hibernate batch processing techniques to optimize the insertion, updating, or deletion of multiple records in a more efficient manner. • Showcased proficiency in creating robust systems compatible with Docker containers for seamless deployment on cloud platforms, including Amazon Web Services (AWS). • Designed engaging interfaces with ReactJS 16, HTML, CSS, and JavaScript, ensuring seamless user experience, while implementing Docker containerization for cloud deployments. • Developed interactive frontend components with Docker for consistent deployment and utilized AWS Kubernetes for scalable environments. • Managed API development and integration with third-party services, utilizing AWS Lambda for scalable payment processing, location tracking, and order management.--

University of North Texas 08/2022 - 12/2023
Denton, Texas, United States
Degree: Master's Degree
Major:Computer and Information Science
Masters in Computer and Information Science helped me explore more areas of IT industry

Lalith_Mallina_Resume