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IT Job Roles / Software Development

Software Developer:
Skills, Certifications & Practice Tests

Discover what software developers do, the technical skills that matter and the certifications that support different career paths. From Python and cloud applications to DevOps and AI-assisted workflows, prepare for your next exam with MeasureUp Practice Tests.

Software delivery / at a glance
01
Design & buildTurn product requirements into maintainable applications and services.
02
Test & debugIdentify defects, write tests and improve code quality.
03
Collaborate & reviewUse Git, pull requests, documentation and code review.
04
Deploy & improveAutomate delivery, monitor production and iterate safely.

The exact technologies and responsibilities vary by product, team and specialization.

25+ years in certification preparation
Practice + Certification Modes
Detailed answer explanations
For developers & engineering teams
The role explained

What does a Software Developer do?

A software developer designs, builds, tests and maintains applications and services that solve real problems. The role combines programming with requirements analysis, technical design, collaboration, version control, security and ongoing improvements after release. Developers may work on web, mobile, backend, cloud, enterprise or AI-powered systems.

01

Programming & problem-solving

Write readable code, understand data structures, work with algorithms and solve problems in a chosen language.

02

Application design & APIs

Design software components, integrations, APIs and database interactions that meet functional requirements.

03

Testing & debugging

Create unit and integration tests, investigate defects and maintain quality during changes.

04

Git & team collaboration

Use branches, pull requests, reviews, documentation and feedback to develop software together.

05

Secure development

Handle authentication, data validation, dependencies, secrets and common security risks responsibly.

06

Cloud, CI/CD & AI tools

Deploy and monitor applications, automate pipelines and critically review AI-assisted code suggestions.

U.S. salary data, with contextThe U.S. Bureau of Labor Statistics reports a $135,980 median annual wage in May 2025 for software developers. Median wages are not entry-level salaries, and earnings differ widely by region, experience and industry.
Career outlookBLS projects 10% employment growth from 2025 to 2035 for software developers in the United States. Practical coding ability, collaboration and evolving technology skills remain important. See the BLS occupational outlook.
A practical career roadmap

How to become a Software Developer

There is no single mandatory certification for software development. Start with real coding skills, build and ship practical projects, then choose role-specific credentials that match the technology stack you want to use.

01

Build programming foundations

Learn a language such as Python, JavaScript, Java or C#. Practice data structures, functions, error handling, Git and basic testing.

Start by writing code, not memorizing exam answers
02

Create and ship real projects

Build a small application with an API, database or user interface. Test it, document it, track changes and deploy it safely.

A portfolio makes your practical skills visible
03

Choose a specialization

Move toward cloud applications, Python, CI/CD automation, AI-assisted development or more advanced DevOps responsibilities.

Select an exam that matches your target role
04

Measure certification readiness

Use a realistic Practice Test, examine your weakest domains, return to hands-on study and retest in Certification Mode.

Measure knowledge alongside hands-on ability

New to Git and team workflows? Start with the GH-900 GitHub Foundations Practice Test or GitHub's official getting-started guides before choosing a specialized developer certification.

Find the right certification

Software Developer Practice Tests by specialization

Choose an exam-specific Practice Test for the skills you use—or want to develop—in programming, cloud applications, GitHub, AI and DevOps. These are different specializations, not a required certification sequence.

Python programming PCAP-31-03

PCAP Python Programming

Validate intermediate Python knowledge including modules, exceptions, object-oriented programming, strings and file operations.

View practice test
AWS cloud development DVA-C02

AWS Certified Developer – Associate

Prepare to build, secure, deploy and troubleshoot AWS applications and serverless services.

View practice test
CI/CD automation GH-200

GitHub Actions

Build and manage workflows, automation and secure CI/CD pipelines with GitHub Actions.

View practice test
AI-assisted development GH-300

GitHub Copilot

Develop responsible AI-assisted coding practices, prompting, privacy safeguards and developer productivity.

View practice test
Azure AI apps & agents AI-103

Developing AI Apps and Agents on Azure

Prepare to build, deploy and evaluate generative AI applications and agents using Microsoft Foundry.

View practice test
Advanced DevOps AZ-400

Microsoft DevOps Engineer

Assess pipeline, source control, deployment, security, collaboration and monitoring expertise on Azure.

View practice test
Where should you start? Choose PCAP for Python coding; DVA-C02 for AWS application development; GH-200 for automated delivery; GH-300 for AI-assisted development; AI-103 for Azure AI apps; and AZ-400 for experienced DevOps professionals. Looking for advanced AWS delivery skills? Explore the AWS DevOps Engineer – Professional Practice Test (DOP-C02).
Check exam changes: Microsoft retired AZ-204 in July 2026, while PL-400 is transitioning to AB-400 in October 2026. Exam objectives change over time, so review the current Microsoft exam updates and the MeasureUp product update date before purchasing, particularly for AZ-400.
Why MeasureUp

Practice like the exam. Learn from every question.

Certification Practice Tests support software development training but do not replace real coding or projects. Use exam-style questions to pinpoint weaknesses in cloud, automation, AI and language-specific concepts before your certification attempt.

01

Exam-style practice

Use timed Certification Mode to rehearse the structure and pacing of the target certification exam.

02

Focused learning

Customize Practice Mode sessions to concentrate on weaker skills, incorrect answers or specific objective domains.

03

Detailed answer explanations

Learn why an answer is right or wrong, consult references and reinforce the underlying technical concepts.

04

Measure progress

Review reports to identify knowledge gaps and track improvement as you prepare. Team reporting varies by plan.

The MeasureUp Test Pass Guarantee is subject to its published eligibility requirements and terms.

Flexible preparation

Preparing yourself or upskilling a development team?

Help individual developers focus their certification preparation or support structured multi-vendor training across software engineering, DevOps and AI development teams.

For individuals

Build skills in the stack you actually use.

Choose a focused Practice Test for your next certification, or explore subscriptions if you are preparing across Python, GitHub, Microsoft and AWS.

✓Practice and Certification Modes
✓Explanations and learning references
✓Cloud, Python, GitHub and AI pathways
Explore individual subscriptions
For software engineering teams

Make developer certification readiness visible.

Give engineering teams access to exam-specific practice and use MeasureUp business tools to manage training access, review scores and identify gaps.

✓Practice access for engineering teams
✓Admin and learner reporting options
✓Flexible multi-vendor preparation
Explore business solutions
Quick answer

What is a Software Developer?

A software developer is a professional who designs, builds, tests and maintains computer applications and services. Developers translate user and business needs into working software, often collaborating with designers, testers, architects and operations teams. Their work may include programming, APIs, databases, code reviews, security, automation and deployment.

Common specializations include frontend, backend, full-stack, cloud, DevOps, enterprise and AI application development. Certifications such as AWS Developer Associate, GitHub Actions, PCAP Python and AI-103 can validate particular technologies, but employers also evaluate projects, technical judgment and teamwork. Job titles and requirements vary.

Software Developer FAQs

Common questions about software development careers

Straight answers about becoming a developer, choosing certifications, practical skills and MeasureUp Practice Tests.

What does a Software Developer do?
Software developers create and maintain software that solves a user or business problem. They may analyze requirements, write and review code, create tests, integrate APIs and databases, fix defects, and support deployment and monitoring. The exact job differs across frontend, backend, mobile, cloud and AI specialties.
How can I become a Software Developer?
Learn one programming language thoroughly, understand data structures and problem-solving, use Git, build projects, practice testing and deployment, and seek experience through internships, open-source contributions or professional work. Certifications may help validate a specific platform, but are not universal hiring prerequisites.
What is the difference between a Software Developer and a Software Engineer?
In many companies the titles overlap. Software engineer may emphasize architecture, reliability and engineering methods, while software developer can emphasize building and maintaining software. Specific job descriptions are more useful than the title alone.
Which certifications are useful for Software Developers?
There is no single best certification. PCAP can help with Python programming; AWS Developer Associate focuses on building AWS applications; GH-200 covers GitHub Actions; GH-300 focuses on GitHub Copilot; AI-103 covers Azure AI applications; and AZ-400 targets more experienced DevOps practitioners.
Do Software Developers need a computer science degree?
A computer science or related degree is common for many software developer roles, but employers may also consider demonstrable coding skills and relevant experience. The U.S. Bureau of Labor Statistics lists a bachelor's degree as the typical entry-level education for this occupation, not a universal legal requirement.
How important are Git, testing and CI/CD for a developer?
They are important in collaborative software delivery. Git helps teams manage changes; automated tests reduce regressions; and CI/CD pipelines integrate, verify and release software consistently. GitHub Actions GH-200 is particularly relevant if you work with GitHub automation.
Is AZ-204 still an active Microsoft certification exam?
No. The Azure Developer Associate exam AZ-204 retired on July 31, 2026. Microsoft introduced newer developer paths, including AI-200. Always verify the current Microsoft certification roadmap and the matching MeasureUp product before purchasing study material.
Will AI replace the need to learn programming?
AI coding tools can assist with drafting, explaining and refactoring code, but developers still need to verify correctness, security, privacy, performance and maintainability. A good learning plan combines programming fundamentals with responsible AI-assisted workflows.
Can companies monitor developer certification readiness with MeasureUp?
MeasureUp offers business solutions for administering practice-test access and tracking learner scores and progress. Exact reporting and management features depend on the business plan purchased. Exam practice complements, rather than replaces, coding assessments and project-based performance reviews.
Prepare with purpose

Ready to grow your software development skills?

Choose a developer certification that fits your next project or role, practise with realistic questions and use your results to guide deeper hands-on learning.

References & certification resources

Role responsibilities and U.S. salary/outlook figures: U.S. Bureau of Labor Statistics, Software Developers (2025 salary and 2025–2035 employment projections). Official exam guidance: Python Institute PCAP, GitHub Actions GH-200 Study Guide, Microsoft AI-103 and Microsoft AZ-400.

Product descriptions are informed by the current MeasureUp PCAP Practice Test, AWS Developer Practice Test, GitHub Actions Practice Test, GitHub Copilot Practice Test and AI-103 Practice Test. Verify current exam objectives, retirement dates and the Practice Test's update date before purchasing. Practice Tests are learning tools, not copies of confidential certification questions or substitutes for real-world coding experience.