---
title: "Java SE Programming - José DA COSTA"
description: "Program robust applications in Java SE, mastering core concepts such as collections, generics, streams, multithreading, I/O, and the JVM ecosystem."
locale: "en"
canonical: "https://portfolio.josedacosta.info/en/skills/java-se-programming"
source: "https://portfolio.josedacosta.info/en/skills/java-se-programming.md"
html_source: "https://portfolio.josedacosta.info/en/skills/java-se-programming"
author: "José DA COSTA"
type: "skill"
slug: "java-se-programming"
generated_at: "2026-04-23T15:41:23.698Z"
---

# Java SE Programming

**Technical competency** - master-software-engineering (Master) - Developing

## Competency description

Program robust applications in Java SE, mastering core concepts such as collections, generics, streams, multithreading, I/O, and the JVM ecosystem.

## Personal Confidence

**Developing** - 2/5

Scale: 1. Foundational · 2. Developing · 3. Proficient · 4. Advanced · 5. Expert

This reflects my personal confidence in applying this competency in real-world professional situations, based on hands-on experience, continuous learning, and practical outcomes.

## Details

- Domain: Hard skill (technical)
- Source: master-software-engineering (Master)
- Confidence level: 2/5 (Developing)
- Category: software-dev

## Related curriculum topics

- **JavaScript: Introduction and Object-Oriented Programming** (Block 3 - Software Development): Object-Oriented Programming
- **JavaScript: Event-Driven and Asynchronous Programming** (Block 3 - Software Development): JavaScript and the DOM, Event-driven programming, Asynchronous programming
- **Developing Web Applications with TypeScript** (Block 3 - Software Development): Generics
- **Mastering Java SE** (Block 3 - Software Development): Presentation and history of the Java ecosystem
- **Developing in Java with Spring and Hibernate** (Block 3 - Software Development): Configuring the Reviews project using Java classes, Second core concept - Aspect-Oriented Programming
- **Mastering the Kotlin Language** (Block 3 - Software Development): Collections
- **Software Architecture** (Block 4 - Advanced Software Architecture Design): Implementing monolithic architecture in Java, Implementing service-oriented architecture in Java, Implementing microservices architecture in Java, Implementing event-driven architecture in Java, Implementing data-centric architecture in Java
- **Web Application Security** (Block 4 - Advanced Software Architecture Design): Implementing Spring Security in a Java Spring Boot project
- **Advanced Algorithms** (Block 4 - Advanced Software Architecture Design): Dynamic programming
- **Functional Programming in Scala** (Block 4 - Advanced Software Architecture Design): Introduction to functional programming, Object-oriented programming, Effects, parallel and concurrent programming in Scala

## Broader curriculum context

Other modules from the same training program that provide complementary context:

- **Functional Analysis of an IS Project** (Block 1 - Client Relationship Management in Software Engineering): Introduction - Definition, Types of functional analyses, The functional specifications document, Steps of functional analysis, Needs analysis
- **Effectively Initiating an IS Project** (Block 1 - Client Relationship Management in Software Engineering): What is an IS project?, IS project typology, Projects and products, Role of the Project Owner (MOE), Role of the Client/Business Owner (MOA)
- **IT Contract Law** (Block 1 - Client Relationship Management in Software Engineering): Notions of obligations, Introduction to IT contracts, The content of the IT contract, Obligations of IT service providers, The client's obligations
- **UX and Wireframing** (Block 1 - Client Relationship Management in Software Engineering): Design thinking at the service of marketing strategy, User Experience, User Experience and UX Design, User research, Card sorting and tree testing
- **Design Thinking** (Block 1 - Client Relationship Management in Software Engineering): Discovery and history of Design Thinking, History and evolution of Design Thinking, The 5 phases of Design Thinking (overview), Design Thinking in the business world, Design Thinking phase 1: Empathize
- **Cross-Functional Management** (Block 1 - Client Relationship Management in Software Engineering): The fundamentals of management, From vertical to transversal management, Why cross-functional management?, The different forms of cross-functional management, Resistance to cross-functional management
- **Leading and Managing a Team** (Block 1 - Client Relationship Management in Software Engineering): Management fundamentals, Manager onboarding, Recruitment, Employee onboarding, The four management styles
- **Executing and Managing a Software Engineering Project** (Block 2 - Software Engineering Project Management): What is project management for?, Differences between projects and operations, Discovering the project context, Defining the project scope, Establishing the project charter
- **Advanced Agile Methods / Scrum** (Block 2 - Software Engineering Project Management): The history of project management, Different project management models, Start with the why, OKRs, Knowing our end users
- **Leadership and Management** (Block 2 - Software Engineering Project Management): What is management?, Key missions of a manager, What is leadership?, Different leadership styles, Start by knowing yourself (better)
- **Project Communication** (Block 2 - Software Engineering Project Management): What is a project?, Defining communication, Different types of communication, At which project stages to communicate, Why communicate in a project
- **Front-End Development Fundamentals with Angular** (Block 3 - Software Development): Once upon a time.. Angular!, Installation, Editing our application, Introduction to components, Creating a component
- **Advanced Front-End Development with Angular** (Block 3 - Software Development): Introduction, Setting up the base project, Routes, Navigation, Passing parameters to routes
- **Advanced Git - GitHub and GitLab** (Block 3 - Software Development): Some Git reminders, Cherry-picking a commit, Recovering lost commits (reflog), Adding notes, Importing an SVN repository
- **Mastering Docker and DevOps** (Block 3 - Software Development): What is DevOps?, Introduction to Docker, Installing Docker, Managing Docker images, Launching and managing containers
- **Application Deployment** (Block 3 - Software Development): Deployment in the application lifecycle, UML deployment diagram, UML component diagram, Typology of traditional hosting, Typology of cloud hosting
- **Kubernetes for Container Orchestration** (Block 3 - Software Development): Introduction, Docker basics, Volumes, Dockerfile, and Registry, Docker basics: demonstration, Docker Compose
- **Developing Android Mobile Applications in Kotlin** (Block 3 - Software Development): Presentation, HelloWorld, Mastering the project architecture, Creating a graphical interface, Internationalizing your application
- **Building a REST API with Spring Boot** (Block 3 - Software Development): What is a REST API?, Introduction to Spring Boot, Model your API with draw.io, Set up your work environment, Explore the file structure and start the application
- **SOLID Principles in Java** (Block 4 - Advanced Software Architecture Design): The code quality challenge, SOLID principles, a response to maintainable code challenges, S: Single Responsibility Principle Introduction, Violating the Single Responsibility Principle, Respecting the Single Responsibility Principle
- **Complex Application Design with UML** (Block 4 - Advanced Software Architecture Design): Introduction to structural modeling with UML, Class diagram (classes and inheritance), Class diagram with Visual Paradigm, Translating the class diagram to code (classes and inheritance), Class diagram (relationships and multiplicity)
- **Design Patterns in Java** (Block 4 - Advanced Software Architecture Design): Introduction: GoF Design Patterns, the legend, Description of Creational Design Patterns, Description of the Singleton Design Pattern, Implementation of Singleton, Description of the Factory Method Design Pattern
- **Distributed Architecture and Big Data** (Block 4 - Advanced Software Architecture Design): Introduction to Big Data, Distributed architecture, Business implications of Big Data and distributed architecture, Database management systems, NoSQL
- **NoSQL** (Block 4 - Advanced Software Architecture Design): Introduction to storage, The relational model, Relational fundamentals, OLAP vs. OLTP, Aggregations, transactions, and optimizer
- **Data Structures** (Block 4 - Advanced Software Architecture Design): The right data structure, What does a graph contain?, Directed and undirected graphs, Weighted graphs, Graph data structure
- **Application Test Plans** (Block 4 - Advanced Software Architecture Design): Objectives of a test plan, Contents of a test plan, Creating a test case, Typology and hierarchy of automated tests, Fundamentals of unit testing
- **Introduction to Machine Learning** (Block 4 - Advanced Software Architecture Design): Machine Learning in full expansion, Discover Machine Learning concepts, Understand supervised learning, Visualize the lifecycle of a Machine Learning project, Set up your work environment
- **Business English** (Block 5 - English Language Proficiency Preparation): Overcoming common false beliefs in English learning, How to handle basic professional interactions, How to use vocabulary common to English and French in professional interactions, Identify and avoid the most common pitfalls in professional English communication, How to create the framework to increase your confidence in professional situations
- **Advanced Business English** (Block 5 - English Language Proficiency Preparation): Vocabulary Expansion for Professional Contexts, Speaking Skills for Business Meetings and Presentations, Writing Skills for Business Emails and Reports, Business Negotiations, Professional Presentations and Public Speaking
- **Intermediate Business English** (Block 5 - English Language Proficiency Preparation): Professional English Communication in Sales, Professional English Communication in Sales, Communication via Phone and Email, Managing Misunderstandings and Expressing Disagreement in English Conversations, Differences between French and Anglo-Saxon Cultures
- **English: TOEIC Preparation** (Block 5 - English Language Proficiency Preparation): Introduction to TOEIC®, Types of TOEIC®, Focus on the TOEIC®: Listening and Reading, The new TOEIC®, How to prepare
- **Human Resources English** (Block 6 - Preparatory and Reinforcement Modules): Introducing yourself and your position, HR professions in the workplace, Understanding and using professional communication codes (hierarchy, distance, formal-informal), Collecting needs and adapting a job description for international recruitment, Writing a clear and attractive job posting in English

## Other technical competencies from the same diploma

- [Software Architecture Patterns](https://portfolio.josedacosta.info/en/skills/software-architecture-patterns.md) - Design scalable software systems using architectural patterns such as layered architecture, hexagonal architecture, microservices, event-driven archit
- [SOLID Principles & Clean Code](https://portfolio.josedacosta.info/en/skills/solid-principles-clean-code.md) - Apply SOLID principles (Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, Dependency Inversion) and clean code practices
- [Design Patterns (Gang of Four)](https://portfolio.josedacosta.info/en/skills/design-patterns-gof.md) - Implement Gang of Four design patterns (Creational, Structural, Behavioral) to solve recurring design problems and build flexible, reusable object-ori
- [Testing Strategy & Software Quality](https://portfolio.josedacosta.info/en/skills/testing-strategy-quality.md) - Define and execute comprehensive testing strategies including unit testing, integration testing, end-to-end testing, TDD/BDD practices, and software q
- [Web Application Security (OWASP)](https://portfolio.josedacosta.info/en/skills/web-application-security-owasp.md) - Secure web applications by applying OWASP Top 10 guidelines, implementing authentication/authorization, preventing injection attacks, XSS, CSRF, and c
- [JavaScript Programming (OOP, Event-Driven, Async)](https://portfolio.josedacosta.info/en/skills/javascript-programming.md) - Master JavaScript programming paradigms including object-oriented programming, event-driven architecture, asynchronous patterns (Promises, async/await
- [TypeScript Development](https://portfolio.josedacosta.info/en/skills/typescript-development.md) - Develop type-safe applications with TypeScript, leveraging advanced type systems, generics, decorators, interfaces, and integration with modern framew
- [Java Spring & Hibernate](https://portfolio.josedacosta.info/en/skills/java-spring-hibernate.md) - Develop enterprise applications using Spring Framework (Boot, MVC, Security, Data) and Hibernate ORM for database persistence, transaction management,
- [REST API Design & Implementation](https://portfolio.josedacosta.info/en/skills/rest-api-design.md) - Design and implement RESTful APIs following best practices including resource modeling, HTTP methods, status codes, authentication, versioning, docume
- [Docker & DevOps Practices](https://portfolio.josedacosta.info/en/skills/devops-cicd.md) - Containerize applications with Docker, create optimized images, manage multi-container environments with Docker Compose, and integrate DevOps practice

## Acquired during: Master Expert in Software Engineering

Master Expert in Software Engineering at ESIEA (2023-2026), RNCP Level 7. Covers the full software lifecycle: architecture, development, DevOps, project management, and team leadership.

[See full journey entry](https://portfolio.josedacosta.info/en/journey/master-software-engineering.md)

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