Global Association for Quality Management (GAQM) Guaranteed-to-Run

Certified Software Tester - Intermediate Level (CSTIL) Intermediate

The Certified Software Tester - Intermediate Level (CSTIL) by GAQM validates advanced practical skills in test planning, execution, and defect lifecycle management for software testers, test analysts, and QA managers. It addresses the industry gap where 62% of testing roles require intermediate-level certification, ensuring professionals can design effective test cases and lead quality assurance in Agile environments.

This course prepares learners for the official CSTIL-001 exam with GAQM-authorized curriculum and includes 30 days of lab access for hands-on practice. Koenig’s Guaranteed-to-Run scheduling ensures timely, instructor-led training, empowering candidates to achieve a globally recognized credential that enhances promotion potential and aligns with evolving software testing demands.

40 Hours (5 Days)
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0+ professionals trained

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1-on-1 USD 2,150
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Course Overview

The Certified Software Tester - Intermediate Level (CSTIL) by the Global Association for Quality Management (GAQM) is designed for professionals aiming to advance their expertise beyond foundational software testing concepts. This certification prepares candidates for the CTIL-001 exam, targeting roles such as Software Testers, Test Analysts, and QA Managers who seek a deeper, practical understanding of testing methodologies. According to GAQM, the CSTIL certification is increasingly recognized by global IT firms seeking qualified test professionals with demonstrated skills in real-world testing environments. It serves individuals already engaged in software testing or those transitioning from the foundation level, offering structured knowledge aligned with industry expectations.

This course emphasizes hands-on learning through practical modules covering key areas like test planning, test case design, bug lifecycle management, and types of testing including black box, white box, and grey box techniques. Students engage with real-world scenarios such as developing comprehensive test summary reports, executing traceability matrices, and managing defect reporting using standard templates. The curriculum integrates tools and platforms commonly used in the industry, including JIRA for bug tracking, Selenium for automation testing, TestRail for test case management, and Postman for API testing. Learning is reinforced through interactive e-learning modules and mock exam simulators that mirror the actual AI-proctored exam environment, ensuring candidates gain both theoretical and applied proficiency.

Earning the Certified Software Tester - Intermediate Level (CSTIL) certification validates advanced competence in software testing and is recognized by employers globally as a mark of practical skill and professional commitment. Certified professionals often see career progression into senior testing roles, with industry data indicating average salary increases of 20–30% post-certification. Koenig Solutions supports learners with official GAQM courseware, 1-on-1 training sessions, and a Guaranteed-to-Run batch model, ensuring flexible and personalized preparation. Completing this program empowers testers to lead quality assurance initiatives, improve software reliability, and advance toward leadership roles in testing and quality management.

What You'll Learn

✓Apply GAQM's Certified Software Tester - Intermediate Level (CSTIL) principles to software testing and seamlessly integrate them with the SDLC for efficient project workflows.
✓Develop comprehensive test plans and detailed test case specifications aligned with GAQM standards to ensure thorough testing coverage.
✓Execute test cases effectively and oversee defect lifecycle management using GAQM-approved methodologies to improve product quality.
✓Create traceability matrices to analyze requirement coverage, ensuring all specifications are tested and validated.
✓Lead formal and informal test reviews in accordance with GAQM guidelines to identify issues early and enhance testing accuracy.
✓Categorize testing types such as black box, white box, and non-functional testing within the GAQM testing framework to optimize testing strategies.

Skills You'll Gain

Software Testing Test Plan Development Test Case Design Bug Lifecycle Management Defect Tracking Test Execution Test Review Processes Traceability Matrix SDLC Phases STLC Implementation Agile Testing Practices Scrum Methodology Black Box Testing White Box Testing Grey Box Testing Boundary Value Analysis Equivalence Partitioning

Prerequisites

Recommended knowledge before taking this course
  • Completion of the Certified Software Tester - Foundation Level (CSTFL) or equivalent foundational knowledge in software testing.
  • Minimum of 2 years of hands-on experience in software testing roles.
  • Proficiency in SDLC and STLC models, including practical application of equivalence partitioning, boundary value analysis, and decision table testing.
  • Demonstrable experience using defect tracking tools such as JIRA or Bugzilla and test management software.
  • Working knowledge of test planning, estimation techniques, and resource monitoring.
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Certification Exam

Everything you need to know about the CSTIL certification exam

Exam Details
Exam Name
CSTIL
Format
Multiple choice, labs & case studies
Questions
Duration
Passing Score
Validity
Retake Policy
Your voucher covers two attempts. If both fail, you must purchase a new voucher. Passing on the first attempt concludes the certification process.
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Certified Software Tester - Intermediate Level (CSTIL)

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Course Curriculum

Structured learning with hands-on labs and real-world scenarios

1
Day 1– Software Testing Foundations
Master Certified Software Tester - Intermediate Level (CSTIL) basics Applying seven core testing principles Quantifying the business value of testing Mapping SDLC development phases Agile and Scrum framework integration Optimizing Software Testing Life Cycle (STLC) Analyzing complex business requirements Professional ethics for GAQM testers
2
Day 2– Strategic Test Planning
Defining robust test plan objectives Establishing project scope and strategy Drafting professional test plan documentation Standardizing test case specifications Developing detailed test procedure specifications Managing accurate test log creation Streamlining test incident reporting Preparing comprehensive test summary reports
3
Day 3– Execution and Defect Management
Designing high-impact test cases Implementing structured review processes Utilizing traceability matrices for coverage Accelerating defect identification and reporting Managing full bug lifecycle stages Classifying priority versus severity levels Analyzing root causes of defects Tracking project bugs for resolution
4
Day 4– Advanced Review Techniques
Executing formal and informal reviews Defining technical review objectives Facilitating efficient peer review processes Identifying critical review success factors Quantifying early defect detection benefits Assigning roles in review meetings Implementing standardized review checklists Driving quality through systematic reviews
5
Day 5– Comprehensive Testing Methodologies
Balancing manual and automation testing Applying black box testing methods Executing white box testing techniques Leveraging grey box testing approaches Mastering unit, integration, system, acceptance levels Categorizing non-functional testing types Performing critical performance and security tests Measuring software metrics and types

What's Included in Your Training

Every enrollment comes packed with resources to maximise your learning and exam success

Career Outcomes

78%

of CSTIL certified professionals report career advancement within 6 months

Salary Impact

+20%

Average salary increase reported after obtaining the CSTIL certification

Typical Salary Range (Global)
Entry$90,000–$115,000
Mid$115,000–$145,000
Senior$145,000–$180,000

*Source: Glassdoor / LinkedIn 2025

Job Roles

6
  • Software Tester
  • QA Analyst
  • Test Engineer
  • Test Manager
  • QA Lead
  • Software Quality Analyst

Companies Hiring

5,000+
Accenture Deloitte Infosys Wipro TCS Capgemini Cognizant HCL Technologies Tech Mahindra Fujitsu

and 5,000+ organizations worldwide seeking CSTIL certified professionals

Real Transformations

Course Student Reviews

Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.

18,400+
Verified Reviews
4.9 / 5
Average Rating
95%
Would Recommend
1M+
Professionals Trained
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    AZ-104 Certified ✓ Verified
  • ★★★★★

    “I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    Enterprise Client ✓ Verified
  • ★★★★★

    “The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    PL-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    AZ-305 Expert ✓ Verified
  • ★★★★★

    “As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    100+ Learners Trained ✓ Verified
  • ★★★★★

    “SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    AI-102 Certified ✓ Verified
  • ★★★★★

    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified

Frequently Asked Questions

Everything you need to know about the CSTIL training course

Is the Certified Software Tester - Intermediate Level (CSTIL) exam included in the fee, and what is the cost if purchased separately?
The GAQM CSTIL certification exam is not included in the base fee. It requires a separate $150 USD Exam Voucher, which provides two attempts. The $200 USD Premium Package includes both the e-course and the exam voucher. Standard Package learners must buy the voucher separately.
What training formats are available for the CSTIL course, and does Koenig offer Guaranteed-to-Run schedules?
Koenig provides live online instructor-led training with Guaranteed-to-Run scheduling, ensuring your course proceeds as planned regardless of enrollment. Classroom and self-paced e-learning options are also available via the GAQM platform, allowing flexible preparation that aligns perfectly with your individual professional timeline.
How long is lab access provided, and what environment is used for CSTIL training?
Lab access duration depends on your package: 20 days for the Standard Package and 40 days for the Premium Package. The environment is cloud-based via the GAQM AI-proctored platform, accessible anytime within your validity period for hands-on practice and realistic exam simulation.
What is Koenig's rescheduling and cancellation policy for the CSTIL training course?
Koenig allows free rescheduling of live training sessions with prior notice, subject to availability. Cancellations made before the start date incur no penalty, but fees may apply if canceled after commencement; specific terms align with Koenig’s standard corporate training policies for all learners.
What is the format, number of questions, passing score, and time limit for the CSTIL exam?
The CSTIL exam (CTIL-001) is a 40-question multiple-choice test. It requires a 70% passing score (28 correct) within a 60-minute time limit. It is AI-proctored, delivered online via ProctorU, and can be taken within an eight-month voucher validity period.
How long is the CSTIL certification valid, and what is the renewal process and cost?
The CSTIL certification is valid for four years. Renewal requires retaking the exam upon expiration; there is no continuing education unit (CEU) pathway. The renewal cost equals the current exam voucher price of $150 USD for two new attempts.
What post-training support does Koenig provide after completing the CSTIL course?
Koenig provides post-training mentor access, exam guidance, and retake advisory for all CSTIL candidates. Learners also gain entry to the Koenig alumni network and receive regular updates on GAQM recertification requirements and advanced software testing certifications to further their careers.
Are there any prerequisites or recommended experience levels for taking the CSTIL certification?
There are no formal prerequisites for the CSTIL certification. However, GAQM recommends completing the e-course due to the significant overlap between course content and exam questions. Prior foundational knowledge in software testing significantly enhances your overall success likelihood.
What career benefits and salary improvements can CSTIL certification bring?
CSTIL certification validates intermediate-level testing expertise, supporting roles like Software Test Analyst or QA Engineer. Certified professionals report salary increases of 15–20%, with average QA salaries ranging from $65,000 to $90,000 annually in the U.S., depending on experience and location.
How does instructor-led CSTIL training compare to self-study in terms of exam success rates?
Instructor-led CSTIL training improves exam success rates by providing structured learning, real-world insights, and direct doubt resolution. While self-study relies on personal discipline, guided training correlates with higher pass rates due to focused preparation and expert feedback from certified instructors.

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