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Full Stack Developer Resume

SUMMARY

  • 5+ years working experience in Java Full - Stack Development
  • Solid skills in Algorithm and Data Structure
  • Strong knowledge of Java core concepts including Object-Oriented Programming, Concurrency and Multi-threading, Exception handling, Collections, Serialization, I/O, and Garbage Collection
  • Proficient in Design Pattern including Builder, Singleton, Factory Method, Abstract Factory, Adapter, Proxy, Iterator, Observer, etc.
  • Extensively usage of the HTTP request (GET, PUT, POST, DELETE, HEAD, OPTIONS) and handling response
  • Extensively developed J2EE applications including Servlet, JSP, JSTL, JNDI, JDBC, etc.
  • Skillful in SQL queries, Views, Stored Functions, and Stored Procedures
  • Rich experience with ORM tools, including Hibernate, which implements Java Persistence API (JPA), and CURD on database manipulation with HQL and Criteria
  • Extensively implemented MVC (Model, View, Controller) structural web application
  • Excellent knowledge in Spring Core with Dependency Injection (DI), Beans, IoC, and Annotations
  • Hands-on experience with Spring MVC on DispatchServlet, HttpMessageConverter
  • Deep understanding in Spring Boot with RestController and JSON Mapping
  • Rich experience in Spring Security including SecurityContextHolder, Principal, Filter, and JWT
  • In-depth implementation with Spring Data JPA with Data Repositories
  • Hands-on experience with Spring Exception handling with Spring AOP (Aspect Oriented Programming) and ControllerAdvice
  • Rich skills with Swagger for Rest Documentation
  • Substantial work in Microservice including Spring Cloud, Gateway, Eureka, and Feign
  • Robust knowledge in Fault Tolerance with Circuit Breaker including Resilient4j and Hystrix
  • Solid skills with Asynchronous Programming including ExecutorService and @Async
  • Solid experience in Cloud service, including RDS and S3
  • Excellent knowledge of NoSQL database, including MongoDB
  • Hands-on experience with In-memory data store including Redis
  • Deep understanding in messaging with AMQP, including RabbitMQ and its Pub/Sub pattern
  • Proficient in Angular, including Dependency Injection with Service, Observable, Components, Pipes, and Routes
  • Sound implementation with React development, including Redux, React-Router, Redux, Thunk, and HOC
  • Extensively used Java testing and Test-Driven Development (TDD) with JUnit and Mockito, and code coverage with JaCoCo
  • Skillful on Spring Boot Actuator for monitoring with /info, /health and /metrics endpoints
  • Excellent worked in Batch processing with Spring Batch
  • Rich experience in Java Logging with Log4j and ELK (Elastic Search, Logstash, Kibana)
  • Proficient in Software Development Life Cycle (SDLC) and software development methods like Agile Development and Scrum Framework
  • Expert at version control tool like Git and Jira for ticket tracking
  • Configured CI/CD pipeline for the application using Jenkins and Kubernetes

TECHNICAL SKILLS

Programming Languages: Java, SQL, HTML/CSS, JavaScript, C#, C/C++, Python, Go, PHP, Scala

Frontend: Angular, React, Redux, Thunk, Axios, jQuery, Ajax, Bootstrap

Backend: Servlet, JSP, JSTL, Hibernate, Spring Core, Spring MVC, Spring Boot, Data Repository, RabbitMQ, AOP, Actuator, Spring Security, Spring Cloud, Microservices, Eureka, Feign, Gateway, JWT, Resilient4j

Web development: REST, SOAP, AMQP

Database: MySQL, MongoDB, Oracle SQL, H2, Redis

Tools: Maven, Postman, Git, Slf4j, JUnit, Mockito, Jacoco, Swagger

Cloud Computing: RDS, S3, ElasticSearch, Docker, Kubernetes, Google Cloud SQL

IDE: Eclipse, Intellij, VSCode

Operating System: Windows, Linux

Methodologies: Agile, Scrum

PROFESSIONAL EXPERIENCE

Confidential

Full Stack Developer

Responsibilities:

  • Involved SDLC model with SCRUM Model and separated each module development with a single sprint
  • Developed React with Routing to create a single-page web application
  • Integrated Redux and Persistent storage for React component communication
  • Designed Functional Components and Hooks (useState, useEffect) to initialize and update the input
  • Triggered backend service with Axios call
  • Used Spring Cloud Gateway to route APIs
  • Integrated Microservice architecture with RESTful API for backend service
  • Set up management between composite service and core service with Eureka for services registration and discovery and Feign client for services communication.
  • Stored the service config file into GitHub and used Spring Cloud to configure the microservices in bulk
  • Implemented POJO class to receive frontend data and map to the related table in the database
  • Developed Data Repository to create database queries
  • Used MongoDB as a NoSQL database to store the data
  • Implemented fast read with Redis as an in-memory database
  • Developed Custom Comparator to sort data by timestamp with Lambda Expression
  • Involved Asynchronous data pipelines for periodic events with Scheduler
  • Created Custom Exception on DAO layer and Service layer
  • Designed and implemented test plan with JUnit for functions and Mockito for controllers
  • Served log visualization with Kibana
  • Utilized Docker, Jenkins, and Kubernetes to maintain the code with CI/CD pipelines
  • Managed version control with Git and push code to GitHub

Technical Environment: Microservice, React, Redux, Spring MVC, Spring Cloud, Data Repository, MongoDB, Eureka, Feign, Scheduler, JUnit, Mockito

Confidential

Full Stack Developer

Responsibilities:

  • Utilized Angular to create web component at the frontend
  • Developed two-way binding with ngModule to record and update the input
  • Implemented @Input, @Output decorators to set up communication between parent component and child component
  • Applied custom Validation to make sure the user input is valid
  • Used HttpClient to send the data from the frontend to the backend
  • Built the backend with Spring MVC for the MVC architecture
  • Involved Dependency Injection with IoC Container
  • Created MVC structure building blocks, like Repository, Controller, Service, DAO, Domain, etc.
  • Wrote @CrossOrigin annotation to enable cross-origin resource sharing
  • Integrated MongoDB as a database to store the subscription information
  • Configured NoSQL database query with Hibernate OGM
  • Added Geolocation to get the latest jobs information around
  • Set Scheduler to send emails to all subscriptions every day
  • Utilized Jira to track issues
  • Bundled dependencies package with Maven and built the project
  • Used Git as version control and GitHub as the code repository

Technical Environment: Angular, HttpClient, Spring MVC, MongoDB, Scheduler, Hibernate, Maven, Git, Intellij, VSCode

Confidential

Full Stack Developer

Responsibilities:

  • Followed Agile software development methodology for the project development
  • Used Angular framework with routing to create a dynamic frontend page
  • Built multi-step form with reusable Angular component and central services ( Dependency Injection ) for data transfer
  • Involved HttpClient to make HTTP requests (GET, POST, PUT, DELETE) from frontend to backend
  • Designed and injected service into different components and used Observable for component communication
  • Integrated Spring Boot and Spring MVC for backend service development
  • Implemented Single Sign-on with JWT token
  • Stored JWT at LocalStorage to improve user experience
  • Involved Spring Security for authorization with AntMatcher
  • Disabled Cross-Site Request Forgery (CSRF) with Spring Security
  • Wrote Resolver to delay page rendering before data complete fetching
  • Utilized @PathVariable to receive data from URI template
  • Add @RestController annotation makes the method inside the class as Servlet and returns @ResponseBody
  • Applied authentication with JWT Bearer token at HTTP Request Header
  • Deployed MySQL database on AWS RDS
  • Configured AWS S3 for document storage
  • Implemented MultipartFile to receive files from frontend to backend
  • Used ORM (Hibernate) to fetch and persist data
  • Performed dynamic fetching with HQL and lazy fetch type
  • Involved Maven to manage the packages and build the project
  • Integrated AspectJ for Spring AOP and used Advice for controller performance checking and logging
  • Created the project with IntelliJ IDEA
  • Used Git for version control and Jira for ticket tracking

Technical Environment: Angular, Maven, Spring Core, Spring Security, Spring MVC, Hibernate, RDS, S3, JWT, Intellij, VSCode, AspectJ

Confidential

Full Stack Developer

Responsibilities:

  • Designed webpage workflow with Adobe XD
  • Implemented an interactive web page with HTML/CSS and JavaScript
  • Beautified the webpage with Bootstrap
  • Integrated Tomcat as the web application container
  • Worked with jQuery for interactive web page
  • Created and registered Servlet to receive and handle HttpRequest
  • Involved MVC structure to implement the backend. Controller for HTTP request and response, service for business logic, and DAO for data access.
  • Designed POJO class to receive data from the frontend
  • Set Attribute to save the data in Servlet and dispatch to JSP page
  • Imported JSTL to dynamically display the data sent from the backend
  • Implemented data access logic with Hibernate and JDBC
  • Clustered MySQL database on AWS RDS
  • Wrote Stored Procedures to improve database query
  • Added HikariCP as connection pool to decrease the overhead of creating the database connection
  • Involved EHCache as hibernate second-level cache to improve the performance of database query
  • Developed the application on Eclipse
  • Managed packages and installed packages with Maven and clean and build the project during the development
  • Debugged JavaScript program with Chrome Developer Tools
  • Tested the backend servlets with Postman
  • Used Git for version control

Technical Environment: J2EE, Maven, Servlet, HTML, CSS, JSP, JSTL, Hibernate, HikariCP, EHCache, Eclipse, Postman, Git

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