Quick skill test · 15 questions · 15 minutes · Free

Full-Stack Web Development Certification

Tests end-to-end web development — front end, APIs, databases, authentication, deployment, environment configuration and performance across the stack. Pass to earn Full-Stack Web Development SOA-FSWD.

What is the Full-Stack Web Development Certification?

The Full-Stack Web Development Certification is a free 15-minute skill test from Science of Apps. It tests end-to-end web development — front end, APIs, databases, authentication, deployment, environment configuration and performance across the stack. Score 70% or more on its 15 questions to earn a verifiable Full-Stack Web Development certificate (SOA-FSWD). Every question is based on published standards and research — including OWASP Cheat Sheet Series (OWASP), DORA research (DORA (Google Cloud)), The SQL language (PostgreSQL) — and each answer is explained with its source.

Built for your job title

Full-stack developer, Web developer, Software engineer, Startup engineer and Freelance developer — and anyone who wants quick, verifiable proof of Full-Stack Web Development skills for a CV or LinkedIn.

  • Full-stack developer
  • Web developer
  • Software engineer
  • Startup engineer
  • Freelance developer

Land the job, not just the certificate

Career guide · 9 min read

How to get a full-stack developer job in 2027: what "full stack" really means to employers, and how to prove it

How to get a full-stack developer job in 2027: front-end, back-end and deployment skills employers test, the interview loop, pay and a plan.

Read the hiring playbook →

What the test covers

Three skill areas with 5 questions each, drawn from a bank of 10 per area, so a retake brings questions you haven't seen.

  1. 01

    Across the stack

    33%
    • Front end to API
    • Data modelling
    • Authentication and sessions
  2. 02

    Shipping

    33%
    • Deployment and environments
    • Performance
    • Security basics
  3. 03

    Testing, observability and maintenance

    33%
    • End-to-end testing
    • Logging and monitoring
    • Dependency management

Based on published standards

The questions are original scenarios, and each one names the public standard, official guide or research it draws on — shown under the question while you answer, and linked in your review. These are the sources behind this test:

Try a sample question

A login works locally but not in production. What should you check first?

  1. The colour scheme
  2. The favicon
  3. Environment variables and secrets configured in production
  4. The font files
Show the answer

C. Environment variables and secrets configured in production — Missing or different configuration is a common cause. The real test has 15 questions like this.

How the test works

  1. 15 minutes, 15 questions

    One question per screen, with a progress bar and a countdown. Your progress is saved on this device if you need to pause.

  2. Graded on our server

    Answers reach the page only after you submit, so the certificate can only be earned by passing.

  3. Every answer explained

    Pass or not, you see every question with the right answer, why, and the source behind it. Pass mark 70%, distinction 90%.

  4. Your certificate

    Founder-signed, with a QR code and credential ID. Download PDF or PNG, add to LinkedIn, and it's emailed to you.

What you earn

A Science of Apps certificate for Software Engineering & Web Development: ivory paper with a gold medal
LinkedIn-ready certificate

Pass, then add it to LinkedIn in one click

No typing. The Add to LinkedIn button opens your profile’s Licenses & certifications form already filled in: the certificate name, Science of Apps as the issuer, the issue date, your credential ID and a link recruiters can use to verify it.

  1. 1Take the 15-minute test
  2. 2Score 70% or more
  3. 3Click Add to LinkedIn
Free · no sign-up · also emailed to you as a PDF
How it shows on your LinkedIn profile

See every Software & web dev certification and test →

Frequently asked questions

What is the Full-Stack Web Development Certification?

The Full-Stack Web Development Certification is a free 15-minute skill test from Science of Apps. It tests end-to-end web development — front end, APIs, databases, authentication, deployment, environment configuration and performance across the stack. Score 70% or more on its 15 questions to earn a verifiable Full-Stack Web Development certificate (SOA-FSWD). Every question is based on published standards and research — including OWASP Cheat Sheet Series (OWASP), DORA research (DORA (Google Cloud)), The SQL language (PostgreSQL) — and each answer is explained with its source.

How do I take the Full-Stack Web Development Certification for free?

Read the three skill areas on this page, then take the 15-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a Full-Stack Web Development certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Are the Full-Stack Web Development Certification questions based on real standards?

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: OWASP Cheat Sheet Series (OWASP); DORA research (DORA (Google Cloud)); The SQL language (PostgreSQL); HTTP (MDN Web Docs); Google Engineering Practices: Code Review (Google); Site Reliability Engineering (Google). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

What does the Full-Stack Web Development Certification cover?

Three skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Across the stack (Front end to API, Data modelling and Authentication and sessions); Shipping (Deployment and environments, Performance and Security basics); Testing, observability and maintenance (End-to-end testing, Logging and monitoring and Dependency management). Every question is an original scenario based on a published standard, official documentation or research, named under the question.

Who should take the Full-Stack Web Development Certification?

Full-stack developer, Web developer, Software engineer, Startup engineer and Freelance developer. It suits anyone who wants a quick, verifiable way to show Full-Stack Web Development skills, from students and career switchers to experienced professionals.

Can I take the Full-Stack Web Development Certification from any country?

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

How long is the Full-Stack Web Development Certification?

15 questions — 5 from each of 3 skill areas — with a 15-minute limit. You need 70% (11 of 15) to pass and 90% for distinction.

How hard is the Full-Stack Web Development Certification?

We rate it Intermediate: assumes hands-on experience in the role. It has 15 scenario questions — 5 from each of 3 skill areas — and a 15-minute limit. You need 70% (11 of 15) to pass and 90% for distinction.

How do I prepare for a Full-stack developer job?

To get a full-stack developer job in 2027, prove you can take a feature from database to screen and ship it: a front-end framework (usually React or Next.js), a back-end language and framework, SQL and data modelling, authentication, deployment, and tests and monitoring. Build one complete, deployed product with real users or data, rehearse coding and design rounds, and target startups and product teams; full-stack developers in India typically earn ₹9.2–10.2 lakh. Our full career guide covers the hiring process, interview loop, pay and a prep plan: scienceofapps.com/blog/full-stack-web-development-career-guide/

How much do Science of Apps certifications cost?

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

How are the tests graded?

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

What happens if I don't pass?

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

Do the certificates expire?

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Can I add the certificate to LinkedIn?

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

How can an employer verify my certificate?

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

Are these accredited qualifications?

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.

All free · no sign-up

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