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Top Java Certifications for Developers in 2024
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03rd Jul, 2024
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Programming languages are at the heart of computer science and software development. They help developers write efficient code for developing digital solutions through applications and websites. Programming helps automate, maintain, assemble, and measure the processed data.
Java is one such popular programming language. It is a robust, high-level, general-purpose, pure object-oriented programming language developed byāÆSun MicrosystemsāÆ(now part of Oracle). Java ranks high in the top programming languages list and is one of the most extensively used software development platforms. It is well suited to developing software solutions and other innovative projects and simulations.
All the mentioned top Java certifications verify a specific expertise level and knowledge of the Java platform highlighting particular domains. Without further due, let us learn the top 10 Java certifications and their details.
Java Developer Certifications
These are the top 10 Java certifications along with Oracle Java Certification based on job roles, skills, and responsibilities:
- Oracle Certified Associate Java Programmer OCAJP
- Oracle Certified Professional Java Programmer OCPJP
- Oracle Certified Expert - Web Component Developer OCEWCD
- Oracle Certified Professional Java Application Developer (OCPJAD)
- Oracle Certified Master Java Enterprise Architect (OCMJEA)
- Sun Certified Java Programmer (SCJP)
- Oracle Certified Professional, Java SE 8 Programmer I (OCP)
- Java Development Certified Professional
- Sun Certified Business Component Developer (SCBCD)
- Sun Certified Java Developer (SCJD)
Among them, the top five Java certifications that are in demand for the year 2024 are:
1. Oracle Certified Associate Java Programmer OCAJP
It is the preliminary and most basic certification provided by Oracle for Java. It helps you understand Java programming and build a foundation in Java and other general programming concepts. There are two subcategories in this certification ā
- OCAJP Java Standard Edition 8 (OCAJP 8) and
- OCAJP Java Standard Edition 11 (OCAJP 11)
OCAJP8 comprises topics like
- Creating and Using Arrays
- Handling Exceptions
- Java Basics
- Using Loop Constructs
- Using Operators and Decision Constructs
- Working with Inheritance
- Working with Java Data Types
- Working with Methods and Encapsulation
- Working with Selected classes from the Java API
OCAJP11 comprises topics like
- Applying Encapsulation
- Creating and Using Methods
- Creating Simple Java Programs
- Describing and Using Objects and Classes
- Handling Exceptions
- Java Technology and the Java Development Environment
- Programming Abstractly Through Interfaces
- Reusing Implementations Through Inheritance
- Understanding Modules
- Using Operators and Decision Constructs
- Working with Java Arrays
- Working with Java Primitive Data Types and String APIs
Demand and Benefits: Having an OCAJP certification verifies that the programmer or the aspirant has all the necessary and essential skills to become an expert Java developer. This certification also helps in getting an internship or entry-level jobs in different organizations. According to Glassdoor, the entry-level salary of a junior Java developer with this certification is $3670 per annum; when the candidate gathers two to three years of experience, the average salary hikes to $5430 annually.
Top companies and industries hiring Oracle Certified Associate Java Programmers are Smart Monitor Pvt. Ltd., Fiserv, Micron Semiconductor Asia Pvt. Ltd., and more.
- Where to take Training for Certification: KnowledgeHut has a fascinating course designed for beginners in Java programming. It offers hands-on learning with 40 hours of instructor-led online lectures. Apart from that, Oracle also provides exam vouchers for this certification course.
- Who should take the Training (roles) for Certification: Any programmer or computer science aspirant - who wants to be a Java developer or start his/her career as a Java programmer can opt for this certification course. There is no other prerequisite to appear for this exam.
- Course fees for Certification: $ 245
- Application fee for certification: $ 245
- Exam fee for certification: $ 245
- Retake fee for certification: Aspirants can retake the exam if the exam voucher has a free retake option. If the exam retake option is available, one can opt for the exam after 14 days.
2. Oracle Certified Professional Java Programmer OCPJP
It is a professional-level certification program provided by Oracle for Java developers. It verifies the candidates' knowledge and professional expertise. Using this certification, aspirants and other hard-core Java programmers can distinguish themselves from those Java professionals who are not certified. It comes in the second level of Oracle's Java Certification list. There are two subcategories of this certification ā
- OCPJP Java Standard Edition 8 (OCPJP 8) and
- OCPJP Java Standard Edition 11 (OCPJP 11)
This certification is preferable if someone has professional experience with Java or has already worked for some years in Java technology.
OCPJP8 comprises topics like:
- Advanced Class Design
- Building Database Applications with JDBC
- Concurrency
- Exceptions and Assertions
- Generics and Collections
- Java Class Design
- Java File I/O (NIO.2)
- Java I/O Fundamentals
- Java Stream API
- Lambda Built-in Functional Interfaces
- Localization
- Use Java SE 8 Date/Time API
OCPJP11 comprises topics like:
- Annotations
- Built-in Functional Interfaces
- Concurrency
- Database Applications with JDBC
- Exception Handling and Assertions
- Functional Interface and Lambda Expressions
- Generics and Collections
- I/O (Fundamentals and NIO.2)
- Java Fundamentals
- Java Interfaces
- Java Stream API
- Lambda Operations on Streams
- Localization
- Migration to a Modular Application
- Parallel Systems
- Secure Coding in Java SE Application
- Services in a Modular Application
Demand and Benefits: Once you are a certified Professional Java Programmer (OCPJP), you can switch to better salary slabs and organizations that hire senior Java developers. This certification also helps in getting internal promotions as Java developers in different organizations and firms. The average salary of a certified professional Java developer is $ 5300 - $ 8610 per annum.
Top companies and industries hiring Oracle Certified Professional Java Programmers are Oracle, Capgemini, Morgan Stanley, Chetu, Mphasis, etc.
- Where to take Training for Certification: KnowledgeHut has a fascinating course opportunity for Java developers and professionals to learn intermediate Java topics. It has hands-on learning with 32 hours of instructor-led online lectures. Apart from that, Oracle also provides exam vouchers for this certification course.
- Who should take the Training (roles) for Certification: Any Java programmer who wants to apply for a senior Java developer's role or start his/her career as a Java programmer can opt for this professional certification course. There is no other prerequisite to appear for this exam.
- Course fees for Certification: $ 245
- Application fee for certification: $ 245
- Exam fee for certification: $ 245
- Retake fee for certification: Aspirants can retake the exam if the exam voucher has a free retake option. If the exam retake option is available, one can opt for the exam after 14 days.
3. Oracle Certified Expert - Web Component Developer OCEWCD
It is an intermediate-level course offered by Oracle for Java web developers. The Oracle Certified Expert Web Component Developer is for web developers who want to write web applications using Java. Through this course, they can prove their expertise in developing web apps using JSP and Servlet technologies. It verifies your expertise in Servlet 3.0 and helps in creating dynamic Web content and Web services.
It comprises topics like
- Understanding Java EE Architecture
- Managing Persistence using JPA entities and Bean Validation
- Implementing business logic using EJBs
- Using Java Message Service API
- Implement SOAP Services using JAX-WS and JAXB APIs
- Creating Java Web Applications using Servlets and JSPs
- Implementing REST Services using JAX-RS API
- Creating Java Applications using WebSockets
- Developing Web Applications using JSFs
- Securing Java EE 7 Applications
- Using CDI Beans
Demand and Benefits: You can opt for this course once you are a certified Professional Java Programmer (OCPJP) or certified associated Java programmer. This certification course will help you get a job in organizations having rigorous work in Servlet, Java Server Page, JSF, and web microservices. The average salary of a certified professional Java developer is $ 8,850 - $ 11,930 per annum.
Top companies and industries hiring Oracle Certified Web Component Developers are Amdocs, IBM, Oracle, Capgemini, SAP, Shine, Byjus, etc.
- Where to take Training for Certification: KnowledgeHut has a fascinating course opportunity for Java web developers (. It has hands-on learning with instructor-led online lectures and live projects. Apart from this, you can get online training from Oracle University as well
- Who should take the Training (roles) for Certification: Any programmer or computer science aspirant who wants to settle as a Java web developer or start his/her career as a Java web content and web service developer can opt for this certification course. As a prerequisite, you have to pass the OCPJP to opt for this certification.
- Course fees for Certification: $ 245
- Application fee for certification: $ 245
- Exam fee for certification: $ 245
- Retake fee for certification: Aspirants can retake the exam if the exam voucher has a free retake option. If the exam retake option is available, one can opt for the exam after 14 days.
4. Oracle Certified Professional Java Application Developer (OCPJAD)
It is an advanced-level course offered by Oracle for Java application developers. The Oracle Certified Professional Java Application Developer (OCPJAD) is for software developers who want to write different applications and automation tools using Java. Through this course, developers can prove their expertise and abilities to develop and deploy applications through Java Enterprise Edition 7. OCPJAD is ideal for desktop application developers, frontend + backend app developers, software engineers, and application architects.
It comprises topics like
- Creating Batch API
- Developing CDI Beans
- Concepts of Concurrency
- Creating Java Applications with Web-Sockets
- Creating Java Web Applications with JSPs
- Developing Java Web Applications with Servlets
- Developing Web Applications with JSFs
- Implementing Business Logic with EJBs
- Performing REST Services with JAX-RS API
- Implementing SOAP Services with JAX-WS and JAXB APIs
- Java EE 7 system architecture
- Java EE 7 Security Techniques
- Java Message Service API
- Managing Persistence with JPA Entities and Bean-Validation
Demand and Benefits: Once you pass the Certified Professional Java Application Developer (OCPJAD), you can seek employment in organizations that work on critical application development and command higher salaries. This professional certification will give you exposure to developing APIs, implementing business logic using EJBs, creating message services, and applying security systems. The average salary of a certified professional application developer is $ 9,800 - $ 13,910 per annum.
Top companies and industries hiring Oracle Certified Professional Java Programmers are Oracle, Capgemini, NetSuite Inc., SAP, Cognizant, etc.
- Where to take Training for Certification: KnowledgeHut has a fascinating course opportunity with hands-on learning exposure and live projects. Apart from this, you can get online training from Oracle University as well.
- Who should take the Training (roles) for Certification: Any Java developer or full-stack application developer who wants to become a certified Java application developer or move to the specialized sector of API development using REST, security architect or software engineer can opt for this certification course. As a prerequisite, you should have passed the OCAJP certification.
- Course fees for Certification: $ 245
- Application fee for certification: $ 245
- Exam fee for certification: $ 245
- Retake fee for certification: Aspirants can retake the exam if the exam voucher has a free retake option. If the exam retake option is available, one can opt for the exam after 14 days.
5. Oracle Certified Master Java Enterprise Architect (OCMJEA)
Large-scale development and service firms have different critical applications and systems to develop, manage, and maintain. Such systems require full-stack developers and specialized professionals with proven skills. Such organizations and MNCs hire only highly experienced professionals and specialists who can supervise the extensive operation, architect the defects, and define & develop systems as per requirements. The Oracle Certified Master Java Enterprise Architect (OCMJEA) is one of the most prestigious Java certifications a Java developer can achieve.
It comprises topics like:
- Architect Enterprise Applications through Java EE
- Developing Applications for the Java EE 6
- Developing Applications for the Java EE 7
- Developing Applications with Java EE 6 on WebLogic Server 12c
- Java Design Patterns
- Object-Oriented Analysis and Design Using UML, etc.
Demand and Benefits: Once you pass the Certified Master Java Enterprise Architect course, you get the essential skills and understanding of how to execute application development on an enterprise level. Such an experienced professional gains full-stack Java development skills. They get hired to undertake Java projects from the very start to their final delivery. Many Certified Master Java Enterprise Architects work as managers or in senior managerial roles in industries and firms. The average salary of a certified professional application developer is $ 14,000 - $ 19,210 per annum.
Top companies and industries hiring Oracle Certified Professional Java Programmers are IBM, Oracle, Microsoft, HCL, Capgemini, NetSuite Inc., SAP, Cognizant, Atlassian, etc.
- Where to take Training for Certification: KnowledgeHut has a fascinating Java course with hands-on learning exposure and a live project. Apart from that, a professional can train himself through ILT (Instructor-Led-in-Class), Learning Subscription, TOD (Training on Demand), LVC (Live Virtual Class), or classes delivered by Oracle Authorized Education Center. Other Oracle Authorized Partner Oracle Academy, Oracle University Training Center, or Oracle Workforce Development Program can also benefit and train you in this course.
- Who should take the Training (roles) for Certification: Any Java developer or full-stack application developer who wants to move to a senior role at the enterprise level or want to become a manager or team lead can opt for this certification course. As a prerequisite, you need to have passed the OCPJP certification.
- Course fees for Certification: $248
- Application fee for certification: $ 248
- Exam fee for certification: $ 248
- Retake fee for certification: Aspirants can retake the exam if the exam voucher has a free retake option. If the exam retake option is available, one can opt for the exam after 14 days.
6. Sun Certified Java Programmer (SCJP)
Cert Overview: The Sun Certified Java Programmer (SCJP) certification, now known as Oracle Certified Professional, Java SE Programmer, validates a programmer's proficiency in Java programming. It's a fundamental certification for Java developers, showcasing their skills in designing, building, and maintaining Java applications.
- Prerequisites: While there are no strict prerequisites for this Java full-stack developer certification, having a basic understanding of Java programming is beneficial for exam preparation.
- Exam Details: The SCJP exam tests candidates on Java fundamentals, including syntax, object-oriented programming, and API knowledge. It typically consists of multiple-choice and performance-based questions.
- Cost: Exam costs vary by location and currency but generally range from $245 to $300 USD.
- Benefits: SCJP certification demonstrates a developer's commitment and expertise in Java programming, enhancing credibility and opening doors to more advanced certifications.
- Career Opportunities & Salary: Career opportunities for SCJP-certified professionals include roles like Java Developer, Software Engineer, or Application Developer. Salaries vary based on experience and location, with entry-level positions starting at around $60,000 and experienced professionals earning well over $100,000 annually.
7. Oracle Certified Professional, Java SE 8 Programmer I (OCP)
Cert Overview: The Oracle Certified Professional, Java SE 8 Programmer I (OCP) certification is designed for Java developers seeking recognition for their skills in Java SE 8. This Java developer certification course validates proficiency in Java programming, covering topics like lambda expressions, functional interfaces, and Java collections.
- Prerequisites: While not mandatory, Oracle recommends candidates have a foundational understanding of Java programming and completion of the associated training.
- Exam Details: The OCP exam assesses knowledge of Java syntax, class structure, and understanding of Java technology. It typically includes multiple-choice questions and requires practical coding exercises.
- Cost: Exam costs vary by location and currency but generally range from $245 to $300 USD.
- Benefits: OCP certification signifies a developer's expertise in Java SE 8, enhancing credibility and showcasing advanced Java programming skills.
- Career Opportunities & Salary: Professionals with OCP certification can pursue roles like Java Developer, Software Engineer, or Systems Analyst. Salaries vary based on experience and location, with entry-level positions starting around $70,000 and seasoned professionals earning over $120,000 annually.
8. Java Development Certified Professional
Cert Overview: The Java Development Certified Professional certification is a comprehensive validation of a developer's expertise in Java programming. This Java full-stack certification covers advanced concepts, design patterns, and best practices, showcasing a deep understanding of Java development.
- Prerequisites: Candidates are typically expected to have a solid foundation in Java programming, including practical experience in developing applications using Java technologies.
- Exam Details: The certification exam evaluates a candidate's proficiency in advanced Java topics, coding standards, and application design principles. It often includes scenario-based questions and practical coding challenges.
- Cost: Exam costs vary based on the certifying body and location but generally range from $300 to $500 USD.
- Benefits: Earning the Java Development Certified Professional credential demonstrates mastery in Java development, enhancing professional credibility and signaling the ability to tackle complex development challenges.
- Career Opportunities & Salary: Certified Java Development Professionals are well-positioned for roles such as Senior Java Developer, Software Architect, or Technical Lead. Salaries vary based on experience and location, with entry-level positions starting at around $80,000 and experienced professionals earning well over $120,000 annually.
9. Sun Certified Business Component Developer (SCBCD)
Cert Overview: The Sun Certified Business Component Developer (SCBCD) certification, now incorporated into the Oracle Certified Professional Enterprise JavaBeans (EJB) Developer, recognizes proficiency in developing enterprise-level Java applications using EJB technologies. This full-stack Java developer certification validates the ability to design, implement, and deploy EJB components.
- Prerequisites: Candidates are expected to have a solid understanding of Java programming and a working knowledge of EJB technologies. Practical experience in enterprise Java development is highly recommended.
- Exam Details: The SCBCD exam assesses candidates on topics related to Enterprise JavaBeans, including component architecture, persistence, messaging, and security. It typically includes scenario-based questions and practical coding exercises.
- Cost: Exam costs vary by location and currency but generally range from $245 to $300 USD.
- Benefits: Earning the SCBCD certification demonstrates expertise in developing scalable and efficient enterprise applications using EJB technologies, enhancing career prospects in enterprise-level Java development. It is one of the best Java full-stack developer certifications.
- Career Opportunities & Salary: Certified professionals can pursue roles such as Enterprise Java Developer, EJB Developer, or Java Architect. Salaries vary based on experience and location, with entry-level positions starting at around $80,000 and experienced professionals earning well over $120,000 annually.
10. Sun Certified Java Developer (SCJD)
Cert Overview: The Sun Certified Java Developer (SCJD) certification, now part of Oracle Certified Master, Java SE Developer, is designed for experienced Java developers. It validates advanced skills in designing, implementing, and deploying Java applications.
- Prerequisites: Candidates for SCJD are expected to have substantial Java programming experience and a deep understanding of Java technologies. Practical experience in application development is a must.
- Exam Details: The SCJD certification involves a hands-on programming assignment where candidates design and implement a Java application. It assesses coding proficiency, application architecture, and adherence to best practices.
- Cost: This Java developer certification cost varies by location and currency but generally ranges from $300 to $600 USD.
- Benefits: SCJD certification showcases an individual's mastery of Java application development and is recognized as a high-level achievement in the Java developer community.
- Career Opportunities & Salary: Professionals holding the SCJD certification can explore roles such as Senior Java Developer, Software Architect, or Java Development Team Lead. Salaries vary based on experience and location, with entry-level positions starting at around $90,000 and experienced professionals earning well over $130,000 annually.
How to Prepare for Java Certification?
While every aspirant can have their own way of preparation, stepwise planning is beneficial. I am highlighting a suggested guide to prepare for Java certification:
- Understand the Exam Objectives: Begin by thoroughly understanding the exam objectives outlined in the certification documentation. This forms the roadmap for your preparation.
- Solidify Java Fundamentals: Strengthen your foundation in Java programming. Ensure a deep understanding of core concepts, including syntax, data types, and control structures.
- Hands-On Practice: Practice is key. Work on coding exercises and real-world projects to apply theoretical knowledge. Practical experience is invaluable for exam success.
- Explore Exam Resources: Utilize recommended study materials, including official documentation, textbooks, and online resources. Familiarize yourself with the exam format and question types.
- Take Mock Exams: Practice with mock exams to simulate the actual testing environment. This helps you manage time effectively and identifies areas that need further attention.
- Join Study Groups: Connect with peers preparing for the same certification. Joining study groups or online forums allows you to discuss concepts, share resources, and gain insights.
- Seek Professional Training: Consider enrolling in formal training courses or workshops provided by certified instructors. Interactive sessions can provide deeper insights.
- Stay Updated: Java evolves, and certification exams may reflect the latest features. Stay updated with the latest Java releases and incorporate new features into your learning.
Remember, effective preparation involves a balance of theoretical understanding and practical application. Dedicate regular, focused study sessions and approach the exam with a positive mindset.
Conclusion
Java is an evergreen programming language and is here to stay, at least for the next couple of decades. A vast community of professionals and entry-level aspirants enjoy the benefit of this pure object-oriented, class-based, multi-paradigm, high-level programming language. Java Certification requires proper training.
KnowledgeHut has the required infrastructure and quality education faculty, both online and offline, to train aspirants for these Oracle Certifications. It caters to well-structured, industry-oriented Java certification training explicitly designed to serve the candidates according to the latest industry needs. Getting proper training from KnowledgeHut will help aspirants master core knowledge of Java plus equip themselves with the industry standards to manage large projects.
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