Lead Software Engineer in Test (SDET) - Remote (Mexico)

We are looking for a Software Engineer in Test to work on remote mode from anywhere in Mexico for a multicultural project with stability and growth in the short, medium and long term.

Job Description & Responsibilities

● Lead and coordinate day-to-day activities for the Mexico-based SDET team, ensuring alignment on deliverables and local operational needs.

● Coordinate with distributed teams across different time zones to ensure testing strategies are synchronized and project goals are met.

● Analyze and architect technical test solutions for complex user stories, ensuring deep coverage for integration points and distributed systems.

● Optimize and refactor existing automated regression suites to maximize reliability, reduce execution time, and eliminate flakiness.

● Refine and extend existing automation frameworks, ensuring they remain modular, scalable, and accessible for the wider engineering team.

● Directly expand API automation coverage, implementing robust validation for microservices, data integrity, and cross-service communication.

● Perform deep-dive technical analysis to refactor automation code and keep it aligned with evolving application architecture.

● Implement and maintain automated performance as integrated components of the continuous delivery pipeline.

● Execute root cause analysis on complex defects, providing developers with detailed technical insights and automated reproduction scripts.

● Drive technical gap analysis to identify untested code paths and proactively implement solutions to improve overall system testability.

● Partner with Dev and Product to provide technical feedback on requirements, ensuring acceptance criteria are precise and technically sound.

● Own the technical scaling of automation solutions, ensuring they support high-speed execution across multiple environments.

● Provide technical expertise during sprint grooming and bug triage to ensure complex defects are understood and prioritized correctly.

● Own and execute special technical projects, such as upgrading test infrastructure or optimizing CI/CD workflows.

Knowledge, Skills and Abilities:

● Solid background in Backend API testing.

● Deep understanding of modern software architecture, including microservices, containerization (Docker), and cloud-native environments.

● High proficiency in at least one major programming language (e.g., Python, Java,TypeScript, or C#) with a focus on writing clean, scalable code.

● Advanced knowledge of industry-standard test design patterns and the ability to apply them effectively to existing UI and API frameworks.

● Extensive experience with automation tools such as Playwright, Selenium, Appium, Postman Automation, RestAssured, Karate.

● Solid experience in performance engineering using tools like k6, JMeter, or Locust to identify system bottlenecks.

● Advanced proficiency with CI/CD orchestration tools (like Harness, BitBucket, or Jenkins) to optimize automated release cycles.

● High comfort level with cloud-based testing infrastructure like SauceLabs, BrowserStack, or AWS Device Farm.

● Strong technical analytical skills, the ability to interpret complex specs and discover edge cases through deep exploration of software behaviors.

● Expert technical communication skills, with the ability to translate complex quality risks into actionable engineering tasks.

● Proven leadership ability in managing day-to-day operations for local teams and coordinating with distributed stakeholders while providing technical mentorship to improve coding standards.

Experience Requirements:

● Generally 8+ YoE in Software Engineering and TestAutomation, with a proven track record of significantly improving existing automation

Offer:

• Payroll

• Superior Benefits

• Direct hire by client

• Multicultural teams

• Full remote job

If you are looking for a new professional challenge, this is a good opportunity, let's talk about your next professional experience.