Backend Staff Engineer

Description

Summary: Seeking a Backend Staff Engineer to lead design and development of scalable backend systems, improve performance, and guide technical decisions. Highlights: 1. Lead design and development of scalable backend systems 2. Provide technical guidance to engineering teams 3. Identify and resolve performance bottlenecks About DEUNA \\uD83E\\uDDE1 DEUNA is a rapidly growing startup revolutionizing global commerce with ATHIA, our AI\-powered orchestration and payments platform that helps large enterprises boost approval rates, reduce costs, and unlock new revenue. Built by the team behind DEUNA—the fastest\-growing Commerce OS in Latin America—ATHIA combines payment intelligence, checkout optimization, and data orchestration in one powerful solution. With deep integrations across 300\+ PSPs and alternative payment methods, and over 20% of Mexico’s digital economy running through our platform, we simplify global payments through a single integration and centralized reconciliation. We are a rapidly growing startup expanding into the U.S. to meet the urgent needs of large retailers, marketplaces, airlines, and QSRs. Join us to shape the future of payments! \\uD83D\\uDE80 Visit https://www.deuna.com/ to learn more about us! **Role Overview** ----------------- We are looking for a **Backend Staff Engineer** to lead the design and development of scalable backend systems. This role is focused on building high\-quality, reliable services, improving system performance, and guiding engineering teams through technical decisions. You will work closely with Engineering Managers and Product teams to deliver robust backend solutions. **Key Responsibilities** ------------------------ ### **Backend Development \& Architecture** * Design, build, and maintain backend services and APIs. * Develop scalable and secure distributed systems. * Define and implement best practices for performance and reliability. ### **Technical Leadership** * Provide technical guidance to engineering teams. * Participate in architecture discussions and design decisions. * Improve development standards and documentation. ### **System Optimization** * Identify and resolve performance bottlenecks. * Implement improvements in scalability, monitoring, and reliability. * Design data models, caching strategies, and asynchronous processes. ### **Collaboration** * Work closely with Product and Engineering teams. * Support the delivery of new features and system improvements. * Ensure alignment between technical solutions and business needs. **Requirements** ---------------- * 8\+ years of experience in backend development. * Strong experience with: + **Golang and/or Python** * Experience working with: + Distributed systems + REST or GraphQL APIs + Event\-driven architectures * Experience with **AWS or similar cloud platforms**. * Knowledge of: + SQL and NoSQL databases + Caching (Redis or similar) + Messaging systems * Understanding of security best practices. * Strong problem\-solving skills. * Good communication skills. * English is a plus. **Nice to Have** ---------------- * Experience in fintech, payments, or e\-commerce platforms. * Experience with high\-traffic systems. * Knowledge of compliance and security standards. What will you find when you join DEUNA?* A multicultural team distributed throughout LATAM * Dynamism, agility and constant innovation * Being part of a high\-impact solution for an entire region * The best tools and technology to operate * Being part of the startup culture. * We are in full expansion! Benefits: Vacations and additional PTO \\uD83C\\uDFDD️ Remote work from anywhere \\uD83D\\uDCBB Economic support for health insurance, internet and cell phone line\\uD83D\\uDCF1\\uD83C\\uDF10 We all own DEUNA, we offer stock options \\uD83D\\uDCB8 Learning and development platform \\uD83D\\uDCDA Multidisciplinary, diverse and dynamic team \\uD83E\\uDDE1 Growth and career path \\uD83D\\uDE80 Be part of a dynamic team that's creating the next generation payments platform. Join us at DEUNA! DEUNA is proud to be an equal opportunity employer. We value and celebrate diversity and inclusion in our workplace. All employment decisions at DEUNA are made without discrimination based on nationality, race, ethnicity, religion, gender, sexual orientation, gender identity or expression, marital status, color, disability, or any other characteristic protected by law. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.