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3Pillar Global, Inc. logo

Senior QA Automation Engineer - Python

Job Overview

Location

Costa Rica

Job Type

Full-time

Category

QA Engineer

Date Posted

February 27, 2026

Full Job Description

đź“‹ Description

  • • Join 3Pillar Global, a dynamic and innovative company at the forefront of building impactful software products that power digital businesses. We are seeking a highly skilled and motivated Senior QA Automation Engineer to become an integral part of our growing team in Mexico. This is a unique opportunity to leverage your expertise in Python and automation to not only write code but also to deliver exceptional product capabilities that drive client success and solidify our reputation as a leading product development services company.
  • • As a Senior QA Automation Engineer, you will be instrumental in shaping the quality assurance strategy for our client projects. You will be responsible for designing, developing, and maintaining robust and scalable automated testing frameworks. Your primary focus will be on ensuring the highest standards of quality, reliability, and performance for the software products we deliver, directly contributing to the success of our clients' digital transformations.
  • • You will collaborate closely with cross-functional teams, including developers, product managers, and other QA engineers, to understand project requirements, identify potential risks, and implement effective testing solutions. Your ability to translate complex business needs into comprehensive test plans and automated scripts will be crucial. This role demands a proactive approach to quality, where you will champion best practices in automation and contribute to a culture of continuous improvement.
  • • Key responsibilities will include developing and executing automated test scripts using Python, performing various types of testing such as functional, regression, integration, and performance testing. You will be involved in the entire software development lifecycle (SDLC), from requirements gathering and test case design to test execution and defect reporting. Your insights will be invaluable in identifying and resolving defects early in the development process, thereby reducing development costs and accelerating time-to-market for our clients.
  • • We expect you to be a thought leader in QA automation, staying abreast of the latest industry trends, tools, and technologies. You will mentor junior QA engineers, share your knowledge, and contribute to the overall growth and development of the QA practice within 3Pillar Global. Your ability to analyze test results, provide clear and concise reports, and recommend improvements will be highly valued.
  • • This role offers the chance to work on diverse and challenging projects, providing exposure to various industries and technologies. You will have the autonomy to make significant contributions and see the direct impact of your work on client satisfaction and business outcomes. We are passionate about empowering our engineers with the tools and opportunities they need to excel and grow their careers.
  • • Your day-to-day activities will involve writing clean, maintainable, and efficient Python code for automation scripts. You will integrate automated tests into CI/CD pipelines, ensuring seamless and continuous testing throughout the development process. Participating in code reviews for automation scripts, providing constructive feedback, and ensuring adherence to coding standards will also be a part of your responsibilities.
  • • Furthermore, you will contribute to the development and maintenance of our test infrastructure, ensuring its reliability and scalability. You will be a key player in advocating for quality throughout the organization, fostering a shared responsibility for delivering high-quality software. Your problem-solving skills will be put to the test as you tackle complex technical challenges and devise innovative solutions.
  • • We are looking for someone who is not just a coder, but a quality advocate, a problem-solver, and a team player. If you are passionate about building robust, high-quality software and thrive in a collaborative, fast-paced environment, this is the perfect opportunity for you to make a significant impact at 3Pillar Global.
  • • You will be responsible for identifying test scenarios, designing test cases, and implementing automated tests that cover a wide range of functionalities and edge cases. This includes working with various testing frameworks and tools to ensure comprehensive test coverage. Your expertise will be critical in ensuring that our clients' software products are not only functional but also performant, secure, and user-friendly.
  • • The ideal candidate will possess a strong understanding of software quality assurance principles and methodologies. You will be adept at working with Agile development methodologies, participating in sprint planning, daily stand-ups, and retrospectives. Your ability to communicate effectively with both technical and non-technical stakeholders will be essential for success in this role.
  • • Ultimately, your contributions will directly influence the quality and success of the software products we build, reinforcing 3Pillar Global's commitment to delivering excellence and driving innovation for our clients worldwide. We are excited to welcome a talented Senior QA Automation Engineer who shares our passion for building exceptional software and achieving client success.

🎯 Requirements

  • • Proven experience as a Senior QA Automation Engineer or similar role, with a strong focus on Python-based automation.
  • • Extensive experience in designing, developing, and maintaining automated testing frameworks and scripts.
  • • Solid understanding of software QA methodologies, tools, and processes, including experience with Agile development environments.
  • • Proficiency in Python programming language and its application in test automation.
  • • Experience with various testing types, including functional, regression, integration, and performance testing.

🏖️ Benefits

  • • Competitive salary and benefits package.
  • • Opportunity to work on challenging and innovative projects with leading clients.
  • • Professional development and continuous learning opportunities.
  • • Collaborative and supportive work environment.
  • • Potential for career growth and advancement within the company.

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3Pillar Global, Inc. logo
3Pillar Global, Inc.
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About 3Pillar Global, Inc.

3Pillar Global is a product development services company that designs, builds, and scales digital products for enterprises and growth-stage firms. Combining software engineering, product strategy, and data expertise, the company delivers cloud-native applications, platforms, and analytics solutions across fintech, healthtech, media, and information services. Headquartered in Fairfax, Virginia, with global delivery centers in Latin America and India, 3Pillar operates distributed agile teams that integrate with client organizations to accelerate innovation, reduce time-to-market, and modernize legacy systems through continuous product lifecycle management.

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