Java Developer Stack
Resume:
SATTAR SHAIK
Sr Full Stack Java Developer
Work Authorization: H4 EAD
M:571-***-**** E:***********.***@*****.***
SUMMARY
Developed UI Senior Full Stack Java Developer with 8+ years of experience delivering scalable, cloud-native enterprise applications across healthcare, banking, telecom, and financial domains. Proficient in Java (8-17), Spring Boot (2-3), Microservices, RESTful APIs, and event-driven systems with Kafka. Strong frontend development expertise using React (16-18), Redux Toolkit, AngularJS, and D3.js, along with mobile development in Android (Java/Kotlin). Experienced in building serverless APIs using Node.js, Express.js, and AWS Lambda. Hands-on with modern DevOps using Docker, Kubernetes (EKS), GitHub Actions, Jenkins, and infrastructure as code (Terraform, CloudFormation). Skilled in SQL/NoSQL databases (PostgreSQL, Oracle, MongoDB, Redis), CI/CD pipelines, system observability (CloudWatch, Prometheus, Grafana), and secure development using OAuth2.0, KMS, and RBAC. Known for strong problem-solving, mentorship, cross-functional collaboration, and a proactive approach to performance optimization and automation. Proven track record of delivering high-impact solutions in agile environments with a focus on code quality, scalability, and business alignment. Skilled in Python for scripting, backend services, and automation. Experienced with Node.js, Express.js, and mobile development using Android (Java/Kotlin). Delivered cloud-based solutions using AWS and Google Cloud Platform (GCP),
SKILLS
Agile Ajax Android Studio Apache Ant API Gateway AWS AWS Cloud AWS Lambda Bootstrap
Caching CloudFormation CloudTrail CloudWatch Core Java CSS D3.js Docker DynamoDB EC2
Eclipse Azure Encryption ESB Fargate Git GitHub GitLab Grafana Groovy HIPAA HTML
IAC IAM Integration Testing Angular Java Java EE Java Spring JavaScript JAXB SpringBoot
EDUCATION
2018
United States
2015
India
Master's Degree
Wilmington University
•Masters in Computer Science from Wilmington University
Bachelor's Degree
Vignan University
•Bachelors in Electronics and Communication from Vignan University
KEY ACHIEVEMENTS
Modernized Legacy Architectures
Migrated monolithic systems to microservices and
serverless models using Spring Boot, Docker, and AWS Lambda, boosting scalability and maintainability.
Automated CI/CD Pipelines
Set up end-to-end CI/CD using Jenkins, GitHub Actions,
and Terraform, reducing manual efforts and accelerating deployment cycles.
Built Real-Time Event-Driven Systems
Implemented Kafka-based data pipelines and messaging
solutions, enabling real-time processing for high-volume applications.
Streamlined Frontend Development
Created reusable UI components with React, Redux
Toolkit, and Storybook, cutting frontend build time and improving UI consistency.
04/2022 - Present
Detroit, Michigan (Remote)
Sr Full Stack Java Developer
Blue Cross Blue Shield of Michigan
•Modernized healthcare portals using React 18 (Redux Toolkit) and Spring Boot 3 microservices, enhancing UI responsiveness and backend performance
•Created reusable UI components and libraries using Storybook, reducing frontend development time by 30%
•Developed Kafka-based event-driven services with Spring Cloud Stream for real-time member eligibility verification (5M+ users)
•Built and deployed serverless APIs using AWS Lambda and API Gateway; converted legacy XML services into RESTful JSON-based endpoints
•Developed lightweight RESTful services using Node.js and Express.js for AWS Lambda functions to handle security monitoring, S3 data parsing, and health-check APIs
•Automated CI/CD pipelines using Jenkins, Docker, and AWS Fargate; implemented blue/green deployments with CodeDeploy
•Deployed Java microservices on AWS EKS using Kubernetes; configured monitoring and distributed tracing via CloudWatch
•Developed backend logic in Kotlin and Java migrated critical modules from Java to Kotlin for improved maintainability
•Migrated legacy Angular 6 components to Angular 14 using standalone components and RXJS for better modularity and performance
•Enforced AWS IAM, OAuth2.0, KMS encryption, CloudTrail auditing, and S3/RDS backup policies to ensure HIPAA compliance
•Optimized PostgreSQL database performance with query tuning and indexing; automated data reporting with MongoDB using shell scripts
•Built SPAs using React Router, HTML5, CSS3, JavaScript, and AJAX; followed Redux architecture for state management
•Developed Android mobile application using Java and Kotlin; integrated with .NET Core APIs
•Mentored junior developers in unit testing (JUnit 5, Mockito), clean coding practices, and component-based frontend architecture
•Configured GitHub Actions for CI/CD using testing, Docker build, ECR deployment
•Used Angular 6 for developing feature components as part of a hybrid front-end transition strategy
•Managed Kafka topics, producers/consumers, and stream processing for real-time application messaging
•Utilized Bootstrap, jQuery UI, and custom styling for consistent and responsive UI/UX
•Automated AWS Lambda triggers for data ingestion and security monitoring tasks using Node.js and shell scripting
•Built real-time eligibility verification services with Kafka and Spring Cloud Stream; integrated GCP Pub/Sub in data pipeline POC
•Developed lightweight REST APIs and Lambda handlers using Python and Node.js for security, logging, and S3 ingestion
•Automated infrastructure and deployments on both AWS and GCP using Terraform and GitHub Actions
•Migrated key services from Java to Kotlin and Node.js with supporting utility scripts in Python for report automation
• Implemented secure API layers with OAuth2.0, IAM, and token-based authentication, including KMS encryption
05/2021 - 03/2022
Dallas, TX
03/2020 - 05/2021
Richmond, VA
Full Stack Java Developer
J.P. Morgan & Co.
•Developed SPAs using ReactJS, Redux, and D3.js; built fraud detection dashboards adopted enterprise-wide
•Built RESTful APIs with Spring Boot 3, JPA, and AWS SDK; handled both JSON/XML formats for web/mobile apps
•Migrated monolithic apps to AWS Lambda-based microservices with DynamoDB; secured with OAuth2.0 and Spring Security
•Implemented event-driven pipelines using Kafka, Spring Cloud, and AWS SQS/SNS; cached data using Redis
•Designed automation scripts with Selenium, JUnit, and Mockito for unit and UI testing in a TDD environment
•Configured Prometheus and Grafana for service observability; enforced RBAC using AWS IAM and Spring Security
•Developed a Vue 3-based micro frontend POC integrated with existing React app to demonstrate Composition API, dynamic routing, and modular architecture
•Automated infrastructure provisioning with CloudFormation and Terraform; implemented CI/CD using Jenkins, GitLab
•Used Hibernate and Spring Data JPA for ORM; worked on MongoDB and Oracle for data storage and migrations
•Used GitHub Actions for utilities and smaller services CI/CD to offload Jenkins
•Created custom readers/writers using Spring Batch; built and documented APIs with Swagger2
•Used Maven/Ant for builds, Log4j for logging; Git, SVN for version control
•Set up PostgreSQL monitoring using Nagios; automated alerts for performance
•Worked in Agile (Scrum) with focus on high-quality deliverables and stakeholder alignment
• Integrated Python for backend data transformation services, handling batch jobs and log parsing
• Created dynamic SPAs and fraud dashboards using React, D3.js, and JavaScript
• Managed hybrid cloud solutions leveraging GCP (Cloud Functions, Cloud Storage) alongside AWS service
•Java Developer
Capital One
•Revamped credit-risk workflows using React 16 and Spring Boot 2, cutting loan approval time by 25%
•Built enterprise-level reusable microservices for customer profiling and SOAP/RESTful integrations (JAX-WS, Mule ESB)
•Migrated monolithic modules to scalable microservices; managed batch jobs with Spring Batch
•Implemented caching strategies with MongoDB and Redis for faster data access
•Worked on Hibernate/JPA for ORM with Oracle and PostgreSQL; wrote HQL and complex SQL/PL-SQL queries
•Developed UIs with JSP, JSF (PrimeFaces), AJAX, AngularJS, and validated using Spring MVC
•Utilized Java 8 features (Lambdas, Streams, Functional Interfaces) and Core Java (multithreading, collections)
•Used Spring AOP for logging and session management; configured Spring IOC for DI and bean lifecycle
•Developed and deployed SOAP/REST APIs using JAX-WS, Mule ESB, Spring REST, and Hibernate Template
•Integrated AWS SDK for managing media files via S3; used AWS Lambda for serverless backend logic
•Containerized services using Docker; automated builds using Maven/ANT and CI/CD pipelines with Jenkins
•Wrote unit tests with JUnit; implemented logging using Log4j; used GitLab/SVN for version control
•Analyzed and debugged production issues; conducted root-cause analysis, reducing recurrence by 80%
•Involved in Agile Scrum ceremonies, defect tracking using Jira, and documentation through Eclipse IDE
• Integrated Python scripts for secure file processing and automation of data pipelines
Ashburn, VA
06/2019 - 02/2020
08/2017 - 05/2019
Bethesda, MD
Java Developer
Verizon
•Contributed to the development and enhancement of enterprise-grade customer management and billing systems using AngularJS, Spring Boot, and Java EE technologies
•Focused onts using AngularJS 1.x (Controllers, Directives, Filters) with reusable HTML templates and real-time data binding
•Built backend components using Spring Boot, Spring JPA, Spring Security, and MVC pattern; implemented business logic using Core Java (Collections, Multithreading)
•Used Struts and JSF frameworks to implement dynamic views, PrimeFaces for rich UI components, and JSP for front-end templating
•Created RESTful APIs using JAX-RS and SOAP services with WSDL and JAXB for integration with external systems
•Performed database operations using PL/SQL on Oracle; implemented Hibernate ORM and XML- based mapping
•Managed PostgreSQL databases, including installation, configuration, monitoring (Nagios), and tuning read/write consistency in MongoDB
•Used ANT for automating deployments and scripting, and WebLogic for deploying Java applications
•Handled exception management, thread safety, and Singleton patterns in utility classes to boost backend performance
•Implemented security mechanisms using Spring Security and JWT tokens for user authentication
•Built and deployed scalable modules using NodeJS and Groovy, including REST APIs with NestJS
•Involved in production support, root cause analysis, and troubleshooting application/data issues
•Developed test cases using Karma, Jasmine for Angular components; followed agile methodology and collaborated in sprint cycles
Java Developer
Common Securitization Solutions
•Worked on the design and development of enterprise-level internal web applications for client data management and reporting
•Built dynamic, JSP-based user interfaces with backend integration through JSF, Servlets, and EJBs
•Focused on performance tuning, SOAP-based service integration, and database interaction using Oracle and JDBC
•Developed user interfaces using JSF and JSP with PrimeFaces components, validators, and event listeners
•Created custom JSP tags and integrated user-facing views with business models through Action classes and Forms
•Implemented DAO patterns with JDBC for seamless database interactions; handled complex PL/SQL queries for data migration and transformation
•Built servlets to route user actions to Enterprise Java Beans (EJB) and fetch processed results for rendering on JSP
•Designed SOAP web services using WSDL for data exchange with external systems
•Handled backend persistence using Hibernate with XML-based mapping and configuration
•Automated builds and deployments using ANT scripts; deployed packages to WebLogic Application Server
•Created Excel and PDF export functionalities to allow users to download personal data from UI
•Conducted JUnit-based unit and regression testing; created functional test cases for UAT and integration testing
•Participated in requirement gathering, data modelling, and implementation planning based on the Waterfall methodology
•Supported production systems by diagnosing and resolving application and database issues
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