Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Gayatri Lachapeta

Irving,TX

Summary

Driven by a passion for innovative solutions, I excelled at SEVEN - ELEVEN, architecting scalable Java applications that enhanced user engagement by 35%. Leveraging expertise in AWS and Spring Boot, alongside a knack for Agile methodologies, I spearheaded migrations and mentored teams, showcasing my technical acumen and leadership.

Overview

10
10
years of professional experience
1
1
Certification

Work History

Senior Java Backend Developer

SEVEN - ELEVEN
02.2023 - Current
  • Architected and deployed scalable applications on AWS, leveraging EC2, S3, and Lambda for cost-effective cloud solutions that reduced infrastructure costs by 20%.
  • Designed and developed highly scalable Java-based applications with Spring Boot and microservices, reducing page load times by 35% and improving user engagement.
  • Implemented API Gateway and AWS Lambda for serverless microservices, enabling on-demand scalability for application components.
  • Optimized S3 storage policies for efficient data access and reduced monthly storage costs by 15%.
  • Integrated RESTful APIs for seamless data exchange and collaborated with the front-end team to ensure a smooth user experience.
  • Optimized database performance by creating efficient queries and indexes in MySQL, resulting in 25% faster response times.
  • Led migration efforts from legacy systems to microservices architecture, enhancing scalability and fault tolerance.
  • Designed CI/CD pipelines with Jenkins and Docker, automating deployments to AWS, reducing time-to-market for new features.
  • Conducted code reviews and mentored junior developers to enhance team productivity and adherence to best practices.
  • Created and triggered automated builds and continuous deployments using Jenkins.
  • Environment: HTML5, CSS3, Bootstrap, Angular6, TypeScript, Angular CLI, NGRX, Webpack, DOM, HTTP, Ajax, Node.js, JSON, REST, MongoDB, MySQL, Ehcache, E2cache, Swagger, JUnit, TestNG, IBM MQ, Hibernate, Kibana, JDBC, JSP, Spring, Spring Batch, Spring Boot, J2EE, MVC, XSL, servlets, ANT, XML to XSLT, JAX-RS, JACKSON, JMeter, JAX-WS, SOAP, WSDL, JSON, Spring IOC, Spring AOP, Spring ORM, Spring MVC, HQL, Hibernate Transaction Management, Hibernate Batch Transactions, Jenkins, Maven, Log4j, DB2, PL/SQL, JMS Hibernate Batch Transactions, Jenkins, Maven, Log4j, DB2, PL/SQL, JMS

Research Assistant

Lamar University
Beaumont, TX
03.2022 - 11.2022
Inventory Management System.
  • Developed a cloud-native inventory management system using Java, Spring Boot, and AWS Lambda, reducing infrastructure costs by 40%.
  • Implemented real-time tracking and alerts with AWS SNS and SQS, improving operational efficiency and reducing stockouts.
Event Management Platform.
  • Built a full-stack event management platform using Spring Boot and React, deployed on AWS with EC2 and S3.
  • Leveraged AWS RDS and DynamoDB for database needs, achieving rapid data retrieval and real-time analytics.
Communication and Reporting.
  • Prepare presentations and reports to summarize research progress, results, and methodologies for team updates and stakeholder meetings.
  • Collaborate with team members to ensure findings and data are clear, consistent, and easily understood.

Senior Full Stack Software Developer

Ivy Comptech
Hyderabad, India
03.2020 - 07.2021
  • Developed interactive user interfaces using JavaScript, React.js, and Bootstrap, achieving a 40% improvement in user engagement.
  • Built back-end services in Java and Spring Boot, integrating third-party APIs, and securing data exchange.
  • Wrote unit and integration tests using JUnit and Mockito, increasing code coverage to 90%, and reducing bugs in production.
  • Utilized Docker to containerize applications, enabling easier deployment and consistency across environments.
  • Worked with the database team to streamline SQL queries and improve data retrieval times by 30%.
  • Built a full-stack event management platform using Spring Boot and React, deployed on AWS with EC2 and S3.
  • Leveraged AWS RDS and DynamoDB for database needs, achieving rapid data retrieval and real-time analytics.

Development Engineer

DBS Bank, India
Hyderabad, India
04.2017 - 02.2020
  • Developed and maintained full-stack web applications using Java, Spring Boot, and React.js to support enterprise business functions.
  • Built RESTful and GraphQL APIs, ensuring seamless front-end and back-end integration and improved API performance by 25%.
  • Utilized AWS CloudFormation to automate infrastructure setup, reducing deployment time and human errors.
  • Created automated testing suites with JUnit and Mockito, achieving 95% code coverage and reducing production issues.
  • Containerized applications with Docker and managed container orchestration using Kubernetes, allowing scalable deployments on AWS EKS.
  • Involved in writing exception and validation classes using core Java, implemented the user interface using JSP, XSL, servlets, JavaScript, HTML, AJAX, CSS, etc
  • Worked as per Agile Methodology (Scrum) to meet customer expectations and timelines, with quality deliverables.
  • Designed the front end and developed UI screens as per the wireframes provided by the business using JavaScript, jQuery, Bootstrap, AngularJS, and the backend layer using the Spring framework, Hibernate, and XML.
  • Thoroughly unit tested the application by writing test cases for different scenarios using JUnit.
  • Used GIT for version control management between various integration and development streams
  • Application Architected and developed using AngularJS, MVC framework
  • Created client-side validation tool using technologies such as ExtJS and JavaScript
  • Environment: HTML5, CSS3, Bootstrap, PL/SQL, AngularJS, DOM, HTTP, Ajax, Node JS, JSON, REST, ExtJS MySQL, JavaScript, Eh Cache, Swagger, JUnit, TestNG, IBM MQ, MyBatis, Kibana, JDBC, Microservices, JMeter, Junit, JAX-WS, SOAP, WSDL, JSON, Spring IOC, Spring AOP, Spring ORM, Spring MVC, JDBC, Hibernate, HQL, EHCache, Hibernate Transaction Management, Hibernate Batch Transactions, Jenkins, Maven, Log4J, DB2, PL/SQL, JMS

Programmer Analyst

Cognizant
10.2014 - 04.2017
  • Implemented user interface guidelines and standards throughout the development and maintenance of the website using DHTML, HTML5, CSS3, JavaScript, Ext JS, and jQuery UI.
  • Design continuous integration best practices for the development team using Docker, Ansible, and Jenkins.
  • Leverage Docker and Ansible playbook design for continuous deployment and continuous delivery, and maintain responsibility for configuration management for infrastructure as code.
  • Tested SOAP web services using SOAP UI and REST web services using REST Client.
  • Participate in project planning sessions with business analysts and team members to analyze business requirements and translate business requirements into working software.
  • Deployed the war files in JBoss 5.2 Server in Unix Environment.
  • Used jQuery to manipulate the DOM objects for a user interface look and feel, and for Ajax calls.
  • Involved in Code Coverage using Junit Test Cases, Mockito's, and Code Quality is done using SonarQube Analysis.
  • The external customer portal is developed using annotation-based Spring MVC and Hibernate.
  • Designed and developed end-to-end customer self-service module using annotation-based Spring MVC, Hibernate, and JSP.
  • Followed the Maven build life cycle to build the application and deployed it into the application server.
  • Design and implementation of Spring Security for the application for authentication process against LDAP.
  • Used Jira to track bugs, prioritize, and discuss the team's work in full context.
  • Wrote database queries using SQL and PL/SQL for accessing, manipulating, and updating the Oracle database.
  • Developed cross-browser/platform HTML5, CSS, and JavaScript to match design specs for complex page layouts while adhering to code standards.
  • Integrated with the back-end code (JSP) using jQuery, JSON, and AJAX to get and post the data to backend servers.
  • Environment: HTML5, CSS3, Bootstrap, PL/SQL, AngularJS, DOM, HTTP, Ajax, Node JS, JSON, REST, ExtJS, MySQL, JavaScript, Cache, Shell scripting, JUnit, TestNG, IBM MQ, MyBatis, Kibana, JDBC, Microservices, JMeter, Junit, JAX-WS, SOAP, WSDL, JSON, Spring IOC, Spring AOP, Spring ORM, Spring MVC, JDBC, Hibernate, HQL, EHCache, SOAP UI

Education

Masters - Computer Science

LAMAR University
12.2022

Btech - Computer Science

JNTUH
05.2014

Skills

  • Programming Languages: Java, JavaScript, TypeScript, Python
  • Frameworks & Libraries: Spring Boot, Spring MVC, Reactjs, Angular, Nodejs,
  • Cloud Technologies: AWS (EC2, S3, Lambda, RDS, CloudFormation, API Gateway)
  • DevOps & CI/CD: Docker, Kubernetes, Jenkins, GitLab CI/CD, Terraform
  • Databases: MySQL, PostgreSQL, and DynamoDB
  • Technical stack: J2EE Design Patterns, Amazon Web Services, API Design and Development, Source and Version Control: Git, GitHub, Software Development Standards, Performance Evaluation and Optimization, Data Structures, SOAP and RESTful Web Services, Kafka
  • Agile, Scrum, Agile Sprint Management, Analytical Thinking
  • Version Control: Git, GitHub, and Bitbucket
  • Testing: JUnit, Mockito, Selenium, Jest

Certification

Certifications
  • Oracle Certified Professional, Java SE 11 Developer
  • AWS Certified Developer – Associate
  • Certified Kubernetes Application Developer (CKAD)

Timeline

Senior Java Backend Developer

SEVEN - ELEVEN
02.2023 - Current

Research Assistant

Lamar University
03.2022 - 11.2022

Senior Full Stack Software Developer

Ivy Comptech
03.2020 - 07.2021

Development Engineer

DBS Bank, India
04.2017 - 02.2020

Programmer Analyst

Cognizant
10.2014 - 04.2017

Masters - Computer Science

LAMAR University

Btech - Computer Science

JNTUH

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Gayatri Lachapeta