Stack Developer Spring Boot

BAYYA PREETAM SAI

Java Full Stack Developer

+1-314-***-**** ***************@*****.*** LinkedIn Profile

Professional Summary

Experienced Java Full Stack Developer with 4.2+ years of expertise in designing, developing, and maintaining web and mobile applications. Proficient in Java, Spring Boot, Hibernate, Microservices, JavaScript, AngularJS, and Cloud Technologies, with a strong background in optimizing performance, scalability, and security. Adept at working throughout the entire software development lifecycle (SDLC), from concept to deployment.

Passionate about writing clean, maintainable code and collaborating with cross-functional teams in Agile environments. Recognized for problem-solving skills and the ability to deliver high-quality software solutions.

Awarded a shield of excellence for outstanding contributions and successful project delivery.

Education

Master of Science in Cyber Security Webster University

Bachelor of Technology in Computer Science and Engineering SIET, affiliated to JNTUH

Technical Skills

Programming Languages: Java, SQL, PL/SQL

Web Technologies: JDBC, Servlets, JavaScript, HTML, CSS, AngularJS

Frameworks & Libraries: Spring, Spring Boot, Spring MVC, Hibernate, JPA

Databases: Oracle, MySQL, MongoDB

Development Tools & IDEs: Eclipse, Spring Tool Suite (STS), Toad, SQL Developer, Git, Maven, JUnit, Log4j, Postman

Project Management & Collaboration: JIRA, ServiceNow

Web Servers & Deployment: Tomcat, WebLogic

Cloud & DevOps: AWS, Kubernetes, Docker (Basic), Jenkins, GitHub Actions

Professional Experience

Software Engineer

Payswiff Technologies Private Limited Hyderabad, India October 2022 – September 2023

Developed and maintained backend services for Android POS systems, optimizing transaction speed and security.

Implemented complex PL/SQL procedures and queries for robust backend data handling.

Used Toad and SQL Developer for effective database interaction and debugging.

Collaborated with frontend teams to integrate AngularJS components for real-time transaction views.

Optimized architecture and SQL performance, reducing response time by 30%.

Awarded a shield for successful project completion and innovation.

Software Developer

Kellton Tech Solutions Limited Hyderabad, India October 2021 – September 2022

Contributed to Optima, integrating core banking APIs with Spring Boot microservices.

Built secure modules with PL/SQL and MongoDB for effective data storage and analytics.

Enhanced UI components using AngularJS for dynamic dashboards and field engineer reports.

Improved application security by implementing two-way OTP authentication.

Associate Engineer - Technology

Virtusa Consulting Services Pvt Ltd Hyderabad, India July 2019 – October 2021

Developed a notification-distributor microservice for Virgin Money UK, enhancing communications.

Created automated job pack generators for British Telecom using Java and REST APIs.

Built backend solutions using PL/SQL and managed Oracle databases.

Managed Kafka architecture, log monitoring with Kibana, and used AngularJS to display reporting dashboards.

Certifications

Oracle Certified Professional, Java SE 8 Programmer

Certified Scrum Developer (CSD)

AWS Certified Developer – Associate

Projects

Android POS System

Client: Kotak Mahindra Bank October 2022 – September 2023

Developed a standalone POS device application supporting secure multi-mode transactions.

Used Java, Spring Boot, Hibernate, and PL/SQL for backend processing.

Designed SQL data models and procedures for transaction management using Oracle.

Utilized SQL Developer and Toad Workbench to enhance performance.

Successfully led the project to completion and received a recognition shield.

Optima – Oil Field Automation

Client: Kellton October 2021 – September 2022

Automated oil well status analysis using Java, AngularJS, MongoDB, and PL/SQL.

Built microservice adapters to integrate with banking APIs.

Implemented dashboards using AngularJS for operations team insights.

Virgin Money Microservices

Client: Virgin Money UK August 2020 – September 2021

Built and maintained microservices for sending customer notifications.

Integrated JWT authentication and PL/SQL-based secure data access.

BT Jenga & eSurvey Automation

Client: British Telecom July 2019 – July 2020

Automated job pack document creation, reducing task time from 45 minutes to 40 seconds.

Developed REST APIs and PL/SQL scripts for backend integration and reporting.

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