Backend Engineer (Java, PIX) - 1 Year Contract

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, and more. Our mission is to increase the freedom of money and financial access for people around the world. About the Role: We are looking for a hands-on engineer who enjoys writing code, solving complex backend problems, and building reliable payment systems. The ideal candidate takes ownership from development to production, is comfortable debugging real-world issues, and can turn business requirements into robust technical solutions. Experience with PIX is a strong advantage, but we also welcome strong Java backend engineers from payments, fintech, banking, and other transaction-intensive environments who can quickly learn the Brazilian payment ecosystem. What You'll Do: • Design, develop, test, and maintain scalable backend services using Java and Spring Boot to support PIX payment integrations and related payment flows in Brazil. • Implement and optimize payment processing capabilities, including payment initiation, transaction status management, reconciliation, and exception handling. • Integrate with Brazilian banks, payment service providers, and external financial systems through APIs and other integration mechanisms. • Build reliable, high-performance backend systems with a strong focus on transaction consistency, idempotency, fault tolerance, and system availability. • Troubleshoot production issues, identify root causes, and implement effective solutions to improve system stability and performance. • Monitor system performance, identify bottlenecks, and continuously improve the reliability, scalability, and efficiency of payment services. • Support payment-related security, risk control, and compliance requirements in collaboration with relevant stakeholders. What We're Looking For: • Strong hands-on backend development experience with Java and PIX , preferably using Spring Boot and related frameworks. • Experience with PIX , Brazilian payment systems, or integrations with Brazilian banks and local payment service providers. • Solid understanding of RESTful APIs, microservices architecture, distributed systems, and database design. • Experience working with relational databases and SQL; familiarity with caching, messaging systems, and asynchronous processing is a plus. • • Why Binance • Shape the future of finance • Collaborate with world-class talent in a user-centric global organization with a flat structure • Tackle challenging projects in a fast-paced and innovative enviornment with autonomy • Thrive in a results-driven workplace with opportunities for career growth and continuous learning • Competitive salary and company benefits • Remote-first, work-from-home arrangement (may vary depending on the nature of the role and team) Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success. By submitting a job application, you acknowledge that you have read our Candidate Privacy Notice . 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 ultimat