Full-Stack Java Developer with Microservices

LAKSHMI M

Full Stack Developer

872-***-**** ************@*****.***

PROFESSIONAL SUMMARY

● Full Stack Developer with 6+ years of experience delivering scalable applications across financial services, aviation, healthcare, and business domains with end-to-end delivery.

● Expert in Java 21/17, Spring Boot, Spring Framework, Spring MVC, Spring Data JPA, Hibernate, RESTful APIs, Microservices, ReactJS, Angular 17, TypeScript, JavaScript.

● Builds secure backend and responsive frontend solutions using HTML, CSS, Bootstrap, jQuery, Ajax, DTOs, dependency injection, transactions, validation, exceptions, reusable components, services.

● Designs event-driven microservices using Apache Kafka producers/consumers, asynchronous processing, real-time workflows, JWT, OAuth 2.0, RBAC, TLS, authentication, authorization, token validation, API security.

● Contributed to Devin-like AI coding agent and AI/LLM automation, accelerating coding workflows by 30% through generation, analysis, debugging, test creation, and builds.

● Develops cloud-native applications across AWS and Azure using EC2, S3, RDS, Lambda, IAM, CloudWatch, Docker, Kubernetes, OpenShift, serverless services, monitoring, logging, scalability.

● Works with MySQL, Oracle, PostgreSQL, Cassandra, MongoDB, SQL, JPA/Hibernate, stored procedures, indexing, query optimization, DocuSign, Salesforce, Tomcat, JBoss, Java Streams, Collections, Lambda-expressions.

● Applies JUnit, Mockito, Spring Boot Test, Postman, SoapUI, Jenkins, Git, GitHub, SVN, CI/CD, Agile/Scrum, SDLC, Struts-1.1/1.2/2.0, Spring-2.0/2.5/3.0/4.0, Hibernate-3.0/4.0, concurrency, scheduled processing, testing.

TECHNICAL SKILLS

Programming Languages: Java 21/17, C, JavaScript, TypeScript, SQL Frontend Technologies: ReactJS, Angular 17, Redux, TypeScript, JavaScript, HTML, CSS, Bootstrap, jQuery, Ajax, KONY Visualizer

Backend Technologies: Spring Boot, Spring Framework, Spring MVC, Spring Data JPA, Hibernate, RESTful APIs, Microservices, Java Streams, Lambda Expressions, Collections, Java Concurrency

Legacy Frameworks: Struts 1.1/1.2/2.0, Spring 2.0/2.5/3.0/4.0, Hibernate 3.0/4.0 Messaging & Integration: Apache Kafka, Salesforce APIs, DocuSign APIs, REST APIs Security: OAuth 2.0, JWT, RBAC, TLS Encryption

Databases: MySQL, Oracle, PostgreSQL, MongoDB, Cassandra, SQL, JPA/Hibernate, Stored Procedures

Cloud Technologies: AWS, Azure, EC2, S3, RDS, Lambda, IAM, CloudWatch Containers & Orchestration: Docker, Kubernetes, OpenShift, Azure Kubernetes Service

(AKS)

Testing: JUnit, Mockito, Spring Boot Test, Postman, SoapUI DevOps & Version Control: Jenkins, Git, GitHub, SVN, CI/CD Monitoring: Prometheus, AWS CloudWatch

Application Servers: Apache Tomcat, JBoss

Development Tools: Visual Studio Code, Postman, SoapUI, KONY Visualizer Methodologies: Agile, Scrum, SDLC

PROFESSIONAL EXPERIENCE

Full Stack Developer CITI

Jun 2025 – Present

● Develop modular backend services using Java 21, Spring Boot, Spring Framework, Spring MVC, dependency injection, Spring Beans, configurations, DTOs, and enterprise validations.

● Build Angular 17 investor onboarding interfaces using TypeScript, reusable components, Angular services, reactive forms, custom validations, and scalable component-driven frontend architecture patterns.

● Implement Apache Kafka producers and consumers for event-driven microservices, asynchronous stage-transition processing, improving message-processing efficiency by 30% while maintaining reliable distributed communication.

● Integrate AI/LLM-powered automation for code generation, analysis, debugging, test case creation, builds, implementation, and testing, reducing repetitive development effort by approximately 25% overall.

● Develop secure Spring Boot DocuSign API integrations automating document distribution, electronic signatures, status tracking, exception handling, workflow coordination and protected data exchange.

● Integrate Salesforce APIs with Spring Boot microservices, Angular, Oracle Database, and AWS, implementing RESTful communication, business logic, data mapping, and secure exchange.

● Deploy Spring Boot microservices and Angular applications on AWS, supporting CI/CD, monitoring, logging, scalability, and performance optimization, reducing deployment turnaround by 20% overall.

● Troubleshoot Angular, Java, Spring Boot, REST APIs, Oracle, Kafka, Salesforce, DocuSign, and AWS integrations through root-cause analysis, code reviews, testing, and monitoring.

● Drive Agile SDLC delivery across requirements, design, development, debugging, testing, deployment, production support, security, authentication, authorization, API protection, and cross-functional team collaboration. Java Developer Empower MX

Jul 2024 – Jun 2025

● Developed scalable backend services using Java 17, Spring Boot, layered architecture, RESTful APIs, DTOs, dependency injection, transactions, validation, and reusable exception handling.

● Optimized Oracle Database persistence, improving data retrieval performance by 30% through SQL, JPA/Hibernate, repositories, entity relationships, stored procedures, and efficient query design.

● Implemented Java concurrency, scheduled jobs, messaging, Java Streams, Lambda expressions, Collections, service-layer logic for asynchronous aviation workflows, synchronization, reporting and processing.

● Built React frontend integrated with Java and Spring Boot RESTful APIs, using reusable components, custom React Hooks, services, validations, and data flows.

● Implemented AWS IAM and CloudWatch for access permissions, centralized logging, application metrics, monitoring, observability, security, troubleshooting, deployments, runtime maintenance and application support.

● Performed unit and integration testing, reducing pre-deployment defects by 25% using JUnit and Mockito to mock dependencies and validate services and APIs.

● Troubleshot Java, Spring Boot, React, REST APIs, Oracle, and AWS issues through root-cause analysis, code reviews, database evaluation, logs, and corrective solutions.

● Collaborated with developers, QA engineers, business stakeholders using Agile/Scrum and SDLC across requirements, design, development, testing, debugging, deployment, documentation, and production support.

Application Developer Bristol Myers Squibb (BMS) Jan 2022 – Jul 2022

● Enhanced Business Development web functionality using Java, HTML, CSS, JavaScript, C++, Salesforce Orchestra, Adobe Photoshop, and CMS, supporting controlled healthcare content delivery.

● Integrated external healthcare systems through REST APIs, improving integration efficiency by 25% using data mapping, transformations, validation, dependency injection, error handling, GDPR, HIPAA.

● Developed responsive Angular applications using TypeScript, reusable components, Angular services, Reactive Forms, custom validations, lifecycle features and integrated backend application services securely.

● Implemented Apache Kafka consumers for event-driven healthcare workflows, enabling asynchronous communication, data synchronization, scalability, fault tolerance, responsive processing across backend services.

● Deployed microservices on Azure using AKS and Kubernetes, improving deployment scalability by 30% while Prometheus enabled monitoring, observability, troubleshooting, and performance optimization.

● Automated data capture and reporting for appointment trends, patient feedback, healthcare outcomes while supporting Agile SDLC, testing, integration, deployment, documentation, maintenance, collaboration.

Software Developer GM Financial

Oct 2020 – Dec 2021

● Delivered approximately 60% of responsive UI functionality using React, TypeScript, and KONY, building reusable components, responsive layouts, forms, validations, interactions, and functionality.

● Developed Java, JavaScript, and Spring Boot services, reducing development effort and complexity by approximately 80% across pre-login and Card Management module workflows.

● Built Card Management using React, Redux, RESTful APIs, DTOs, validation, exception handling, MongoDB persistence, state management, reusable components, and data synchronization reliably.

● Deployed Spring Boot microservices on AWS using Docker and Kubernetes, supporting scalable, highly available environments while testing REST APIs and business workflows.

● Troubleshot React, TypeScript, KONY, Java, Spring Boot, REST APIs, MongoDB, Docker, Kubernetes, and AWS while collaborating across Agile development and production support.

Associate Engineer California Coast Credit Union Sep 2018 – Sep 2020

● Contributed to SEDA, AG Ready Mix, and California Coast Credit Union projects, developing mobile applications using React, HTML, CSS, and C technologies.

● Enhanced React card loss/report module efficiency by 5%, maintained 95%+ quarterly client satisfaction, and completed delivery within two hours through focused problem- solving.

● Developed Java-based backend services for credit-card loss reporting, implementing secure data capture, status tracking, automated responses, business logic, and frontend-backend integration workflows.

● Applied reusable full-stack development practices across React, Java, HTML, CSS, and C, supporting requirements, testing, debugging, deployment, maintenance, stakeholder collaboration, and enhancements.

EDUCATION

Master of Science in Computer Science

University of Illinois at Springfield

Bachelor of Engineering in Computer Science

Anna University

CERTIFICATIONS

● Certified KONY DBX Developer – Professional

● Certified Associate Mobile Developer – OutSystems

● Oracle Certified Java Professional

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