Senior Full Stack Engineer ID90599

AgileEngine, LLC.; Puebla de Zaragoza; Hybrid; MXN 900,000 - 1,300,000; Full time

Benefits offered by this job

Professional growth

Competitive compensation

Exciting projects

Flextime

Job summary

AgileEngine, LLC, based in Puebla, Mexico, is seeking a Lead SDET to build regression automation and guide testing strategy across the full product release cycle. The role requires 6+ years in QA, automation across UI/API/Performance, 5+ years in systems-based testing architecture, and 3+ years testing data science models/AI/ML evals.

Strong communication and Gherkin proficiency are essential. You will collaborate with PM/UX/Engineering, perform manual and automated testing, and help ensure

Qualifications

• 6+ years in software quality assurance with PM/UX/Engineering collaboration.
• 6+ years automated testing (UI, API, performance).
• 5+ years in systems-based testing architecture (auth, platforms, infra).
• 3+ years testing data science models and AI/ML evals.
• Strong written and verbal communication; holistic quality mindset.
• Experience writing/working with Gherkin for BDD.

Responsibilities

• Build regression automation scripts for app functionality.
• Manually test software against defined criteria for validation.
• Execute smoke, regression, integration, performance testing.
• Document feature behavior in detail.
• Record pass/fail conditions and link to bugs.
• Raise risks to product quality when identified.
• Collaborate with product team to ensure quality across the SDLC.
• Collaborate with customer-facing teams to incorporate user feedback.
• Participate in refinement and effort estimation.
• Maintain automation repos using GitHub; run custom scripts.
• Participate in on-call rotation.

Skills

Quality assurance

Automation testing

Gherkin

Education

CS/Engineering degree

Tools

Jest

Playwright

Postman

JMeter

SQL

GitHub Actions

Ruby on Rails

Job description

Puebla (Heroica Puebla), Mexico | Posted on 10/07/2026

WHY JOIN US

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE

We are looking for a Lead SDET to build regression automation and guide the testing strategy across the full product release cycle.

MUST HAVES

• 6+ years of experience in a software quality assurance role building alongside PM, UX, and Engineering Departments.
• 6+ years of experience in automated testing including UI, API, Performance.
• 5+ years in systems-based testing architecture - Authentication, platforms, and infrastructure focus.
• 3+ years of experience testing data science models and AI/ML evals.
• Strong written and verbal communication skills.
• Possess a mindset focused on holistic quality.
• Experience writing and working with Gherkin for behavior-driven development.

NICE TO HAVES

• Experience with automated testing frameworks such as Jest, Playwright, Postman, Jmeter or any other object-oriented based automated testing framework.
• Proficiency in SQL.
• Experience with Ruby on Rails and backend development.
• Experience with testing support functionalities such as Github Actions, Lambdatest, Sendgrid, Datadog, PagerDuty.
• Understanding of quality management systems and quality control processes.
• Background in data-based testing and/or security-based testing.
• A degree in Computer Science, Engineering, or other relevant experience.

WHAT YOU WILL DO

• Build regression automation scripts that support app functionality.
• Manually test software for validation and accuracy based on defined set of criteria.
• Execute smoke, regression, integration, performance and other testing types to ensure proper behavior of software.
• Record detailed documentation of feature behavior.
• Record pass/fails conditions of tests and correlate failures to bug identification.
• Identify and elevate any risk to quality of the product or the process.
• Collaborate with the product team to ensure quality throughout the SDLC and product release cycles.
• Collaborate with customer-facing teams to incorporate user feedback in the testing strategy.
• Participate in refinement and estimations of effort to promote accurate planning.
• Utilize Github to maintain automation repositories, run custom scripts, and facilitate automated quality practices.
• Participate in On-Call rotation.

PERKS AND BENEFITS

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.