Sales Engineer

About CredixCredix is a FinTech company dedicated to growing businesses in Latin America.Building on our expertise, we now focus on providing a tailored Buy Now, Pay Later (BNPL) solution for B2B transactions in Brazil with our platform, CrediPay.CrediPay is created to help business grow their sales and improve their cashflow efficiency through seamless and risk-free credit offering.Sellers offer their buyers flexible payment terms at an attractive price point and receive upfront payments.We manage and protect our clients from any credit & fraud risk, letting them focus only on what matters: increased sales and profitability.Why choose Credix?Become part of a forward-thinking start-up where boldness and a commitment to excellence are paramount, and your personal and professional development is at the forefront.Work alongside a dedicated team of bright individuals driven by an Olympian mindset to excel in every aspect of our operations.Together, we aim to build with velocity, utilizing innovative embedded finance strategies to expand business operations in Latin America.Experience a close and supportive work atmosphere where collaboration thrives, wise judgment guides our decisions, and you can learn, grow, and take on meaningful responsibilities.About the job We are looking for someone to join Credix as a Sales Engineer.You will own the technical success of client integrations, from pre-sales feasibility to production go-live, ensuring fast activation and long-term integration stability.ResponsibilitiesTechnical pre-sales validation: Lead technical pre-sales by validating feasibility, defining integration scope, and identifying risks before commercial commitment.Integration delivery and go-live readiness: Support sellers through implementation and testing, and act as the technical authority to approve or block go-live based on readiness criteria.Post-go-live integration reliability: Ensure the ongoing health of live integrations by owning issue triage, resolution, or escalation within 24 business hours.Feedback loop to Product and Engineering: Translate integration learnings into actionable feedback to improve platform reliability, scalability, and integration speed.Align technical decisions with commercial outcomes: Partner closely with Sales and Account Managers to ensure integrations support activation, retention, and GMV growth.Customer-facing engagement: Frequently travel to customer sites across Brazil to support integrations, technical alignment, and relationship building.QualificationsStrong experience working with REST APIs, including authentication, webhooks, error handling, and data modeling.Prior exposure to complex system integrations, preferably in e-commerce platforms (e.g., VTEX) or ERPs.Comfortable working with SQL to investigate integration behavior, validate data flows, and support issue triage using BI tools such as Hex or equivalent.Able to use monitoring and logging tools (e.g., Kibana or equivalent) to identify, diagnose, and communicate production integration issues.Able to produce clear, concise, and structured technical documentation for external partners and internal teams.Organized, proactive, and reliable in driving integrations forward across multiple stakeholders.Curious about customer contexts and constraints, while able to design pragmatic, repeatable integration solutions rather than one-off custom builds.Prioritizes customer success while balancing platform scalability, reliability, and long-term architectural constraints.Operates with high autonomy and ownership, demonstrating strong prioritization, self-direction, and accountability while executing against ambitious targets.What we offerCollaboration and team spirit thrive best in an in-office environment.Our office provides a vibrant and engaging workspace where team members can connect, innovate, and grow.With access to our offices in Sao Paulo, you'll immerse yourself in a culture of innovation and collaboration.But that's just the beginning - here's what else we offer:- A culture of learning and experimentation: where you are encouraged to explore new ideas and technologies- Competitive salary package: Your hard work deserves recognition, and we ensure you're well-rewarded for your contributions.- Equity stock options plan: Be a part of our journey towards success and share in the rewards.- Paid holidays: Enjoy the flexibility to recharge and rejuvenate- Off-sites: Awesome team building, unforgettable memories, and adventures ensured during our team off-sites.