Technical Support Specialist III
MX Technologies
IT, Customer Service
Lehi, UT, USA
MX is a fintech company on a mission to empower the world to be financially strong. We build technology that helps banks, credit unions, and fintechs deliver smarter, more intuitive financial experiences to millions of people.
Like many startups, we’ve navigated real growth challenges — and we’ve come out stronger on the other side. Today, MX is in a phase of renewed momentum and scale, with a solid foundation and a clear vision for what’s next. This is a place where thoughtful execution matters, innovation is encouraged, and individuals have real ownership over their work.
Our culture values curiosity, accountability, and impact. We give people the space to question assumptions, design better solutions, and help shape how the company grows. If you’re looking to do meaningful work, influence outcomes, and grow alongside a company that’s ready to move fast, you’ll feel at home at MX.
Job Summary
The Technical Support Specialist 3 sits within the MX Customer Support team, a group dedicated to ensuring the seamless integration and reliability of our financial data platform. Our team solves complex technical challenges ranging from API connectivity issues to intricate data mapping for some of the world’s most sophisticated fintechs and financial institutions.
This role exists to act as a senior technical anchor within the support organization. As a Tier 3 specialist, you will bridge the gap between standard support operations and engineering, handling high-stakes escalations that require deep technical mastery. This hire is driven by our commitment to providing white-glove service to our strategic partners and the need for internal technical mentorship as we scale.
Success in this role directly impacts MX’s retention and growth by reducing time-to-resolution for complex issues and increasing the technical proficiency of the entire support department. By driving innovation within our support processes, you will ensure MX remains a leader in client satisfaction and technical reliability.
Job Responsibilities
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Own and execute advanced technical support for clients, resolving highly complex inquiries related to APIs, SDKs, and platform integrations to ensure minimal downtime.
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Analyze and monitor ticket and chat queues to proactively identify trending technical bugs or systemic issues, initiating swift resolution protocols.
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Partner with specific fintechs, Financial Institutions (FIs), and partners to provide tailored technical support that aligns with their unique infrastructure and business needs.
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Lead the technical elevation of the support team by organizing training sessions, documenting advanced workflows, and sharing insights on emerging technical trends.
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Build and maintain innovative internal tools or processes through self-initiated projects that improve the efficiency and strategic capabilities of the support function.
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Foster mentoring relationships with junior team members, providing personalized coaching and technical guidance to accelerate their professional development.
Basic Qualifications
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3+ years of experience in a technical customer support role, specifically supporting SaaS, fintech, or API-based products.
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3+ years of experience with API troubleshooting and a working knowledge of data structures (JSON, XML).
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3+ years of experience managing complex technical escalations independently and meeting service-level agreements (SLAs).
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Willingness to travel up to 15% (for remote employees) and ability to work in-office Tuesday–Thursday (for local employees).
Preferred Qualifications
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Bachelor's degree in Computer Science, Information Technology, or a related technical field (or equivalent practical experience)
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Prior development experience (e.g., Python, Ruby, JavaScript) with the ability to read and debug application code.
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5+ years of experience in a high-growth fintech or regulated financial services environment.
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Advanced proficiency in analyzing system logs and utilizing diagnostic tools to resolve intricate technical challenges.
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Experience leading cross-functional initiatives or internal projects that resulted in measurable improvements to support operations.
At MX, we are a high-performance organization that thrives on trust and results. This role is based in Lehi, Utah. We believe in empowering our team members to deliver exceptional outcomes while taking advantage of our incredible office space when it best supports their work. Our Utah office features onsite perks such as company-paid meals, massage therapists, a sports simulator, gym, mother’s lounge, and meditation room and meaningful interactions with amazing people. We encourage team members to come together in the office to collaborate, kick off key projects, or strategize cross-functionally, fostering connection and innovation.
MX is proudly committed to recruiting and retaining a diverse and inclusive workforce. As an Equal Opportunity Employer, we never discriminate based on race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, military or veteran status, status as an individual with a disability, or other applicable legally protected characteristics. We particularly welcome applications from veterans and military spouses. All your information will be kept confidential according to EEO guidelines. You may request reasonable accommodations by sending an email to hr@mx.com.