About the role

Aplyr's Quick Take

This role is for a Senior QA Engineer focused on automation and API testing. You'll be responsible for building and maintaining automated test suites, validating data, and ensuring quality across various transaction scenarios. It's primarily an individual contributor role with a strong emphasis on technical skills in testing and automation.

Good fit

Ideal candidates have several years of experience in QA, particularly with API testing and automation frameworks. A background in programming languages like JavaScript, Java, or Python is essential, along with a detail-oriented and analytical working style.

Worth noting

The role involves a mix of manual and automated testing, which might appeal to those who enjoy hands-on problem-solving. The emphasis on performance testing and production monitoring suggests a fast-paced environment that may not suit everyone.

About us:

Working at Tech Holding isn't just a job, it's an opportunity to be a part of something bigger. We are a full-service consulting firm that was founded on the premise of delivering predictable outcomes and high-quality solutions to our clients. Our founders and team members have industry experience and have held senior positions in a wide variety of companies – from emerging startups to large Fortune 50 firms – and we have taken our combined experiences and developed a unique approach that is supported by the principles of deep expertise, integrity, transparency, and dependability.

About the Role
We are looking for a Senior QA Engineer (SDET) to support a critical automation projects. This role will focus on API testing, automation, and end-to-end quality assurance across the transaction lifecycle.

Key Responsibilities

API Testing
- Perform API testing for integrations using tools like Postman / REST clients.
- Test routing logic.
Test Automation & Quality Engineering
- Extend and maintain automated test suites workflows and APIs.
- Build API automation frameworks (using JavaScript, Java, or Python).
- Integrate automated tests into CI/CD pipelines for continuous validation.
Functional & Edge Case Validation
- Test success, failure, and edge-case scenarios (timeouts, retries, duplicate transactions).
- Validate idempotency and error handling mechanisms.
- Perform exploratory and manual testing for complex workflows.
Data Validation & Reconciliation
- Validate transaction data across APIs and databases.
- Write and execute SQL queries for backend validation.
Performance & Reliability Testing
- Conduct basic load and performance testing for payment APIs.
- Validate system behaviour under high transaction volume.
- Monitor and report latency, failure rates, and retries.
Production Rollout & Monitoring
- Support production deployment validation and pilot rollout.
- Monitor transaction success rates and error logs post-release.
- Collaborate on issue triaging and quick resolution.

Requirements

5+ years of QA experience with strong focus on API and backend testing.
Hands-on experience with API testing tools (Postman, REST Assured, etc.).
Good to have experience with Playwright
Experience in test automation using JavaScript, Java, or Python.
Experience with SQL and database validation.
Knowledge of CI/CD pipelines and automation integration.
Understanding of HTTP protocols, REST APIs, and JSON.
Familiarity with error handling, retries, and distributed system behaviors.
Strong analytical, debugging, and problem-solving skills.

Good to Have

Experience with performance testing tools (JMeter, k6, etc.).
Exposure to Agile/Scrum methodologies.

Tech Holding is proud to be an Equal Opportunity Employer and is committed to fostering a diverse and inclusive workplace. We welcome applicants from all backgrounds and experiences, and we consider qualified applicants without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, disability, veteran status, or any other legally protected characteristic. If you require accommodation in the application process, please contact our HR

Skills & Tags

python java javascript go ai backend ios data

Aplyr's read

Tech Holding excels in innovative software solutions and digital transformation, attracting skilled engineers and project managers for cutting-edge roles.
Synthesized from recent postings & public sources

What's promising

•Strong focus on digital transformation appeals to tech-savvy professionals.
•Diverse range of contract roles offers flexibility and varied opportunities.
•Emphasis on cutting-edge technologies like AI and cloud platforms.

What to watch

•High reliance on contract roles may indicate job instability.
•Limited public information about company culture and work-life balance.
•Potential for high competition among skilled professionals for limited permanent positions.

Why Tech Holding