Senior Software Development Engineer Test (AI Testing)

Senior Software Development Engineer Test (Mobile Automation)

About EarnIn

As one of the first pioneers of earned wage access, our passion at EarnIn is building products that deliver real-time financial flexibility for those with the unique needs of living paycheck to paycheck. Our community members access their earnings as they earn them, with options to spend, save, and grow their money without mandatory fees, interest rates, or credit checks.

We’re fortunate to have an incredibly experienced leadership team, combined with world-class funding partners like A16Z, Matrix Partners, DST, Ribbit Capital, and a very healthy core business with a tremendous runway. We’re growing fast and are excited to continue bringing world-class talent onboard to help shape the next chapter of our growth journey.

POSITION SUMMARY

We seek an experienced, passionate, and resourceful SDET. You will play a critical role in transforming QA processes and driving innovation across our testing ecosystem. In addition to designing and developing test automation, you will help scale our AI-powered testing strategy, bring deep backend and API testing expertise, and apply strong knowledge of testing best practices.

This position will ideally be hybrid from our Mexico City office as part of our expanding site, though a remote arrangement is possible. EarnIn offers excellent employee benefits, including healthcare, internet, and cell phone reimbursement, a learning and development stipend, and potential opportunities to travel to our Mountain View headquarters. Our salary ranges are determined by role, level, and location.

WHAT YOU'LL DO

• Design, develop, and execute test plans and cases across backend services, APIs, and databases
• Champion backend test automation, especially around API testing
• Lead initiatives to integrate AI-driven tools and agents into the testing pipeline to improve velocity and coverage
• Build and scale AI tooling across backend, general, and simulation testing
• Author, maintain, and evolve automated test frameworks using tools such as Playwright or similar
• Identify and debug automation and application failures; drive resolution with development teams
• Collaborate cross-functionally with developers to ensure comprehensive testing strategies
• Contribute to and improve team processes, tooling, and standards to raise the overall bar for quality
• Participate actively in Agile ceremonies and offer thought leadership in testing methodologies and process improvements
• Mentor and guide QA peers, sharing best practices in testing, automation architecture, and quality strategy

WHAT WE’RE LOOKING FOR

#LI-Hybrid

At EarnIn, we believe that the best way to build a financial system that works for everyday people is by hiring a team that represents our diverse community. Our team is diverse not only in background and experience but also in perspective. We celebrate our diversity and strive to create a culture of belonging. EarnIn does not unlawfully discriminate based on race, color, religion, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender identity, gender expression, national origin, ancestry, citizenship, age, physical or mental disability, legally protected medical condition, family care status, military or veteran status, marital status, registered domestic partner status, sexual orientation, genetic information, or any other basis protected by local, state, or federal laws. EarnIn is an E-Verify participant.

EarnIn does not accept unsolicited resumes from individual recruiters or third-party recruiting agencies in response to job postings. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers or HR team.

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The interview may be recorded in various formats, including audio, video, and / or transcript, and reviewed by EarnIn’s hiring team for internal evaluation purposes only. These recordings will not be shared outside the company and will be securely stored and deleted in accordance with EarnIn’s Records Retention Policy.

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