Will I be able to complete this course online?

Yes, this course is entirely online, allowing you to study at your own pace from anywhere with an internet connection. You can access your lessons, readings, and assignments anytime and anywhere via the web or your mobile device.

How long does it take to complete the professional certificate?

It typically takes 3 months to complete the 7 courses. But some learners may go through the content faster.

What will I be able to do upon completing the Professional Certificate?

Once you've completed the Amazon Junior Software Developer Professional Certificate, you will possess the essential skills and knowledge to thrive in this dynamic field. These skills enhance your practical experience and career prospects in software development, ensuring you are well-prepared to tackle challenges in both entry-level roles and internships. This certificate is valuable to share within your professional network. <text variant="body1">Throughout the program, you engaged with hands-on labs, projects, and assessments, mastering fundamental concepts such as: <text variant="body1">- Proficiency in Java programming, encompassing data manipulation, control structures, and object-oriented principles. <text variant="body1">- Expertise in implementing and managing version control systems like Git for collaborative software development. <text variant="body1">- Skills in designing and deploying full-stack web applications, integrating server-side logic and front-end technologies. <text variant="body1">- Understanding and application of software development methodologies and the software development lifecycle (SDLC) to craft robust software solutions.

What will I get if I subscribe to this Certificate?

When you enroll in the course, you get access to all of the courses in the Certificate, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.

Data Structures and Algorithms

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Data Structures and Algorithms

This course is part of Amazon Junior Software Developer Professional Certificate

Instructor: Amazon

21,051 already enrolled

Included with

4 modules

Gain insight into a topic and learn the fundamentals.

59 reviews

Beginner level

Recommended experience

Flexible schedule

4 weeks at 10 hours a week

Learn at your own pace

82%

Most learners liked this course

4 modules

Gain insight into a topic and learn the fundamentals.

59 reviews

Beginner level

Recommended experience

Flexible schedule

4 weeks at 10 hours a week

Learn at your own pace

82%

Most learners liked this course

What you'll learn

Identify, implement, and analyze the efficiency and performance of basic data structures and algorithms in Java.
Apply principles of recursion in Java to solve complex problems.
Implement search and sorting algorithms in Java to optimize data processing and retrieval.

Skills you'll gain

Category: Test Driven Development (TDD)
Category: Scalability
Category: Unit Testing
Category: Java
Category: Software Development
Category: Version Control
Category: Computer Programming
Category: Algorithms
Category: Performance Tuning
Category: Software Testing
Category: Data Structures

Tools you'll learn

Category: JUnit
Category: GitHub
Category: Java Programming
Category: Git (Version Control System)

Details to know

Shareable certificate

Add to your LinkedIn profile

Assessments

15 assignments

Taught in English

Build your Software Development expertise

This course is part of the Amazon Junior Software Developer Professional Certificate

When you enroll in this course, you'll also be enrolled in this Professional Certificate.

Learn new concepts from industry experts
Gain a foundational understanding of a subject or tool
Develop job-relevant skills with hands-on projects
Earn a shareable career certificate from Amazon

There are 4 modules in this course

This is the third course in the Amazon Junior Software Developer Professional Certificate. In this course, you will gain a deep understanding of various fundamental data structures and algorithms essential for building efficient and scalable software solutions. Starting with Advanced Data Structures, you'll explore arrays, ArrayLists, linked lists, stacks, queues, and maps, understanding their implementations, operations, advantages, and use cases. Moving on to Searching and Sorting Algorithms, you'll manipulate essential algorithms like linear and binary search, as well as various sorting algorithms, including bubble sort, insertion sort, selection sort, merge sort, and quick sort.

You will grasp the theoretical concepts and implement these algorithms in Java, gaining hands-on experience in algorithmic problem-solving. Additionally, you will be introduced to basic testing methodologies using JUnit testing, test cases, and test-driven development, ensuring the quality and reliability of your code. By the end of this course, you will be equipped with the knowledge and skills required to design efficient algorithms, manipulate complex data structures, and write robust, high-performance Java applications After completing this course, you’ll be able to: • Identify and implement basic data structures and algorithms in Java. • Analyze the efficiency and performance of data structures and algorithms in Java applications. • Identify and apply principles of recursion in Java to solve complex problems. • Implement search and sorting algorithms in Java to optimize data processing and retrieval.

In this module, you'll delve into fundamental data structures in Java, including Arrays, ArrayLists, LinkedLists, Stacks, and Queues. You'll start by understanding the basics of Arrays, focusing on their efficiency and limitations. Then, you'll explore ArrayLists and LinkedLists to learn how these dynamic data structures offer flexibility in managing collections of data. You'll also cover Stacks and Queues, mastering their use in scenarios that require Last-In-First-Out (LIFO) and First-In-First-Out (FIFO) operations, respectively. This module equips you with essential skills to effectively implement and utilize these data structures in real-world applications.

What's included

21 videos13 readings5 assignments1 programming assignment5 ungraded labs

21 videosTotal 130 minutes

Course introduction: Data structures and algorithms8 minutes
Arrays in Java6 minutes
Operations on an Array5 minutes
Arrays in the real world5 minutes
An Amazon software engineer4 minutes
Collections and generics in Java9 minutes
Introduction to ArrayLists6 minutes
Operations on ArrayLists5 minutes
ArrayLists in action9 minutes
ArrayLists vs. Arrays4 minutes
Understanding linked lists6 minutes
Singly linked list8 minutes
Doubly linked list7 minutes
Comparing linked list types7 minutes
Operations on LinkedLists4 minutes
Tasks and time – arrays and lists6 minutes
Practical application of Stacks8 minutes
Introduction to Stacks5 minutes
Tasks and time – Stacks with arrays and lists7 minutes
Introducing Queues - practical applications7 minutes
Exploring Queues6 minutes

13 readingsTotal 220 minutes

Project preview5 minutes
Course syllabus10 minutes
How to be successful in this course10 minutes
Activity: Declaring Arrays30 minutes
Activity: Declaring ArrayLists30 minutes
Linked list – behind the scenes10 minutes
Activity: Implementing a linked list30 minutes
Doubly linked list – behind the scenes10 minutes
Activity: Implementing a doubly linked list30 minutes
Activity: Implementing Stacks30 minutes
Module Summary: Data structures5 minutes
Data Structures Solution10 minutes
Additional resources: Data structures10 minutes

5 assignmentsTotal 90 minutes

Module Quiz: Data structures30 minutes
Knowledge check: Arrays15 minutes
Knowledge check: ArrayLists15 minutes
Knowledge check: Linked list15 minutes
Knowledge check: Stacks and queues15 minutes

1 programming assignmentTotal 30 minutes

Graded Lab: Data Structures30 minutes

5 ungraded labsTotal 300 minutes

Activity: Manipulating Arrays60 minutes
Activity: Programming with ArrayLists60 minutes
Activity: Manipulating linked lists60 minutes
Activity: Arrays - Pushing and Popping60 minutes
Activity: Linked list – Pushing and Popping60 minutes

In this module, you'll explore advanced algorithms in Java, focusing on efficient data management and retrieval techniques. You'll begin with HashMap, TreeMap, and LinkedHashMap, learning how these structures optimize data storage and access. Then, you'll dive into searching algorithms, mastering both Linear and Binary Search for quick data retrieval. The module also covers a range of sorting algorithms, including Bubble, Insertion, and Selection Sort, as well as more advanced techniques like Merge Sort and Quick Sort. This module equips you with the skills to implement and optimize algorithms for enhanced application performance.

What's included

27 videos11 readings5 assignments1 programming assignment8 ungraded labs

27 videosTotal 156 minutes

Introduction to HashMap7 minutes
HashMap – basic operations6 minutes
HashMap – performance and use cases6 minutes
LinkedHashMap4 minutes
LinkedHashMap – basic operations5 minutes
LinkedHashMap – access order6 minutes
TreeMap6 minutes
Navigating a TreeMap6 minutes
TreeMap - performance and use cases6 minutes
Introduction to searching algorithms6 minutes
Linear search overview6 minutes
Linear search time complexity5 minutes
Binary search overview6 minutes
Binary search time complexity5 minutes
Comparing linear and binary search5 minutes
Introduction to sorting algorithms7 minutes
Bubble Sort Overview4 minutes
Insertion Sort Overview5 minutes
Selection Sort Overview5 minutes
Comparing Bubble, Insertion, and Selection Sort6 minutes
Introduction to advanced sorting algorithms7 minutes
Merge Sort overview7 minutes
Merge Sort time complexity6 minutes
Quick Sort overview8 minutes
Quick Sort time complexity7 minutes
Comparing Merge Sort and Quick Sort5 minutes
Module Summary: Searching and sorting algorithms4 minutes

11 readingsTotal 330 minutes

Activity: HashMap - iteration30 minutes
Activity: LinkedHashMap - calling methods30 minutes
Activity: TreeMap – basic operations30 minutes
Activity: Implementing linear search30 minutes
Activity: Implementing binary search30 minutes
Activity: Implementing Bubble Sort30 minutes
Activity: Implementing Insertion Sort30 minutes
Activity: Implementing Selection Sort30 minutes
Activity: Implementing Merge Sort30 minutes
Activity: Implementing Quick Sort30 minutes
Additional resources: Searching and sorting algorithms30 minutes

5 assignmentsTotal 90 minutes

Module quiz: Searching and sorting algorithms30 minutes
Knowledge Check: Advanced data structures15 minutes
Knowledge check: Linear and binary search15 minutes
Knowledge Check: Bubble, Insertion, and Selection Sort15 minutes
Knowledge check: Merge Sort and Quick Sort15 minutes

1 programming assignmentTotal 45 minutes

Graded lab: Searching and sorting algorithms45 minutes

8 ungraded labsTotal 405 minutes

Activity: Implementing HashMap40 minutes
Activity: Implementing TreeMap40 minutes
Activity: Using a linear search25 minutes
Activity: Using a binary search60 minutes
Activity: Using Bubble Sort60 minutes
Activity: Using Insertion Sort60 minutes
Activity: Using Merge Sort60 minutes
Activity: Using Quick Sort60 minutes

In this module, you'll explore essential software testing practices, covering both manual and automated testing. You'll begin with the fundamentals of software testing, understanding its importance in ensuring code quality. Next, you'll dive into version control with Git and GitHub, learning how to manage and collaborate on code efficiently. The module also covers JUnit Testing, where you'll gain hands-on experience writing and executing test cases in Java. Finally, you'll delve into Test-Driven Development (TDD), mastering the approach of writing tests before code to ensure robust and maintainable software development.

What's included

13 videos4 readings4 assignments1 programming assignment2 ungraded labs

13 videosTotal 70 minutes

Types of testing5 minutes
Manual and automated testing6 minutes
Test cases6 minutes
Automated tools5 minutes
Integrating Git5 minutes
Introduction to JUnit7 minutes
Writing JUnit tests5 minutes
Annotations in JUnit5 minutes
Test suites5 minutes
Introduction to TDD6 minutes
Red-Green-Refactor Cycle6 minutes
Automation in TDD5 minutes
Module Summary: TDD5 minutes

4 readingsTotal 55 minutes

Activity: Writing a test case30 minutes
Version control with GitHub10 minutes
Setting up JUnit10 minutes
Additional resources: Basic testing5 minutes

4 assignmentsTotal 75 minutes

Module Quiz: Basic testing30 minutes
Knowledge Check: Introduction to software testing15 minutes
Knowledge Check: JUnit testing15 minutes
Knowledge Check: TDD15 minutes

1 programming assignmentTotal 90 minutes

Graded Lab: Basic testing90 minutes

2 ungraded labsTotal 120 minutes

Activity: Parameterized tests60 minutes
Failing tests, passing tests, and refactoring60 minutes

In this module, you'll apply your knowledge of data structures and algorithms to a small project, allowing you to solve real-world problems efficiently. You'll start by selecting appropriate data structures like Arrays, LinkedLists, or HashMaps for the project's requirements. As you progress, you'll implement algorithms for tasks such as searching, sorting, and managing data flows. The project will challenge you to optimize your solutions for performance and scalability, reinforcing your understanding of how to integrate data structures and algorithms into practical applications. This hands-on experience will solidify your skills in developing efficient and effective code.

What's included

4 videos3 readings1 assignment1 programming assignment

4 videosTotal 16 minutes

Course Recap: Programming with Java5 minutes
Congratulations3 minutes
Software development at Amazon4 minutes
An internship at Amazon4 minutes

3 readingsTotal 105 minutes

About the project10 minutes
Exemplar: Search engine90 minutes
Next steps5 minutes

1 assignmentTotal 180 minutes

Course quiz: Data structures and algorithms180 minutes

1 programming assignmentTotal 90 minutes

Course project: Creating a search engine 90 minutes

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Amazon

7 Courses102,566 learners

Offered by

Amazon

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Reviewed on Apr 11, 2025

Nicely Explained topics with good hands-on Lab exercises, Great course!

Reviewed on Jan 21, 2025

Provided a clear, engaging, and informative learning experience

Reviewed on Feb 19, 2025

Some small errors in content, but overall well-presented and structured.

Frequently asked questions

This Professional Certificate is designed for aspiring junior software developers who are looking to kickstart their careers in the tech industry. It is also for current professionals that are seeking greater understanding of software development fundamentals.

This program is for you:

- If you are interested in the field of software development or just beginning to work in junior software development roles.

- If you want to switch or start a career in the field of software development

- If you already work in software development and are seeking a greater understanding of software development fundamentals, earning an Amazon software development certificate can help advance your career or help you address gaps in your knowledge, skills, and abilities.

While prior coding experience is beneficial, it's not mandatory. A basic understanding of programming concepts and a willingness to learn are recommended.

The primary advantage lies in acquiring practical skills and knowledge essential for launching a career as a junior software developer. This Professional Certificate not only equips you with the expertise needed for entry-level roles but also provides a recognized certification, bolstering your credibility within the industry. This credential offers hands-on learning experiences under the guidance of seasoned professionals.

A junior software developer usually supports software application design, development, and maintenance while receiving guidance from senior developers, making them suitable candidates for internships or apprenticeships.

With the skills acquired from this Professional Certificate, you can qualify for entry-level positions such as junior software developer, software engineer, or programmer in diverse industries, making you an ideal candidate for internships or apprenticeships.

To be considered for an Amazon internship post completion of this course, you should be a current undergraduate student, preferably in a math or technology-related major.

Yes. We highly recommend taking the courses of each certificate program in the order they are presented. The content in the courses builds on information from earlier courses. The final course contains a capstone project that assesses your knowledge of the content covered in the previous courses. As such, it makes the most sense to take the courses in the order they are presented.

Once you've completed the Amazon Junior Software Developer Professional Certificate, you will possess the essential skills and knowledge to thrive in this dynamic field. These skills enhance your practical experience and career prospects in software development, ensuring you are well-prepared to tackle challenges in both entry-level roles and internships. This certificate is valuable to share within your professional network.

Throughout the program, you engaged with hands-on labs, projects, and assessments, mastering fundamental concepts such as:

- Proficiency in Java programming, encompassing data manipulation, control structures, and object-oriented principles.

- Expertise in implementing and managing version control systems like Git for collaborative software development.

- Skills in designing and deploying full-stack web applications, integrating server-side logic and front-end technologies.

- Understanding and application of software development methodologies and the software development lifecycle (SDLC) to craft robust software solutions.

To access the course materials, assignments and to earn a Certificate, you will need to purchase the Certificate experience when you enroll in a course. You can try a Free Trial instead, or apply for Financial Aid. The course may offer 'Full Course, No Certificate' instead. This option lets you see all course materials, submit required assessments, and get a final grade. This also means that you will not be able to purchase a Certificate experience.

Data Structures and Algorithms

Data Structures and Algorithms

What you'll learn

Skills you'll gain

Tools you'll learn

Details to know

Build your Software Development expertise

There are 4 modules in this course

Data structures

What's included

Searching and sorting algorithms

What's included

Basic Testing

What's included

Final project and assessment: Data structures and algorithms

What's included

Earn a career certificate

Instructor

Offered by

Why people choose Coursera for their career

Felipe M.

Jennifer J.

Larry W.

Chaitanya A.

Learner reviews

Frequently asked questions

Who is this program for?

What background knowledge is necessary?

What does a junior developer do?