Principal Software Engineer - Card Payments

At PPRO, we simplify access to local payments - providing a local payments platform that empowers giants like PayPal, Stripe, and Microsoft to connect with billions of consumers worldwide. We are on an ambitious, fast-paced mission to 3x our growth by 2028 - and we’re just getting started. Our magic lies in our team of proud payments nerds. Spanning over 50 nationalities across 10+ global locations, our diverse cultures aren't a checklist; they are the competitive advantage driving our innovation. This is a people-first, high trust environment where you’ll have the autonomy to make a massive impact, own your work end-to-end, and grow through broad exposure, meaningful challenges, and continuous learning. We get things done, challenge respectfully, put the customer first, and recognise that our biggest successes are those we create as a team. If you’re ready to leave your footprint on global commerce, join us. The Purpose: At PPRO, our Card Payments team is transforming global payment complexity into a powerhouse competitive advantage, unlocking a frictionless path to millions of customers worldwide. We own the end-to-end engineering impact - powering over 50 dynamic brands across Latin America and Europe through cutting-edge 3DS authentication, scheme connections, and cross-functional innovations. Principal Software Engineer drives PPRO’s most significant decisions, leaving a lasting impact on our technical strategies, system landscape, and culture. Operating within a cross-functional team, you will solve complex technical problems, lead architectural choices, and mentor fellow engineers while coding alongside them. Ultimately, you'll build the foundations for innovative LatAm products, shaping the future of our real-time accounting, reconciliation, and billing systems. What you’ll do: You help establish company wide technical standards and share best practices Deliver large, cross-team/cross-domain projects and initiatives Own products and services end-to-end, from requirements till deployment in our production systems Collaborate and grow in a dynamic and autonomous environment while working in small, agile and cross functional teams Be the technical lead of a team, and shape its culture and ways of working. Common practices include agile methodologies, pair and mob programming Use the latest technologies to solve real problems for our customers at a massive scale What we look for in you: Mindset & Approach: A results-oriented, collaborative professional with a pragmatic approach to software delivery and a strong commitment to continuous improvement. Technical Expertise: Deep hands-on experience in backend engineering, with strong proficiency in Java (or other general-purpose programming languages) and a solid grasp of clean code principles. System Design: A proven track record of designing, building, and maintaining scalable, high-availability products and microservices that drive meaningful business value. Cloud Infrastructure: Strong familiarity with cloud-native environments—preferably AWS (or comparable experience with Azure/GCP) - including containerized deployments and cloud workflows. Problem-Solving: Excellent analytical skills with a knack for breaking down complex technical challenges into practical, maintainable solutions. Communication: Professional working proficiency in English, with the ability to articulate technical ideas clearly and collaborate effectively across a diverse team. Some of the technologies you’ll get to work with: Java and Kotlin (latest versions) Modern frameworks (Spring Boot, Micronaut) Cloud-native systems (AWS, Kubernetes,, Docker) Event-driven architectures (Kinesis) What is in it for you? Gain experience and expand your knowledge in a rocketing fintech that is growing strongly. A global and inclusive culture, where every voice is heard and no idea is lost. Health and wellbeing programs, including a gym allowance and mental wellbeing platform. Access to LinkedIn learning and support with your personal and professional development PPRO Flex, our Hybrid working model Competitive salary What's in it for you? Hybrid working - We offer a hybrid structure with a 3 days / week on site expectation, so you can strike the balance between office and home working. In addition to our 30-day holiday allowance, we also provide a work from abroad policy, enabling employees to work remotely for up to another 30 days per year. Learning and Development - We offer a 3,000 BRL annual budget to support your professional growth—because investing in your development benefits us all. In addition, we provide leadership cafés, on-the-job training, and other opportunities to help you grow your skills and thrive in your role. Insurance - Because better safe than sorry - we want our employees to benefit from various insurances including life insurance, health insurance + dental plan and travel insurance. Meal vouchers - BRL 54/ day - Enjoy a moment of conviviality and a good and balanced meal thanks to your meal vouchers. You will also have the choice between meal allowance, supermarket voucher or both (splitting the total value in two) Enhance Family Leave - We understand the importance of family - that's why we offer enhanced family leave to support you during key life moments. Transportation Voucher - we will cover your costs of commute! Gym membership - PPRO helps contribute towards the costs of your gym membership, supporting your physical fitness journey while easing the burden on your wallet New Value (Deals & Coupon Platform) - Get attractive discounts to restaurants, stores and events Mental Health Platform - We’ve teamed up with a top well-being platform to provide one-on-one therapy, chat therapy, therapist-led courses, guided meditations, and more. SESC - private institution that makes available Education, Health, Culture and Recreational programs and events and provides Social Assistance to our employees and their dependents. Pet-friendly office - Because work is better with your paw-tners by your side Our Principles: We get things done: We are courageous; we take ownership, make decisions and get things done. We act with trust and integrity: We listen first and challenge respectfully. We seek out and leverage diverse perspectives. We welcome and offer honest and open feedback, always assuming positive intent We put the customer first: We are laser focused on delivering outstanding outcomes for our customers. We put the customer at the heart of what we do. We make things better: We boldly explore new ideas and have an unwavering commitment to continuous improvement. We work as a team: We collaborate closely and value team success over individual achievement.