Fintech | Senior Backend Engineer (Java)

We're Hiring | Senior Backend Engineer (Java)
Full-time | Stablecoins + Cross-Border Payments
We're building a global payments infrastructure powered by stablecoins, enabling seamless money movement across banks, payment providers, and blockchain networks in emerging markets.

What You'll Do:
Design and build high-performance Java microservices (Spring Boot / Spring Cloud)
Develop scalable, secure APIs connecting banks, payment gateways, and crypto networks
Integrate automated onboarding, deposits, withdrawals, and KYC/compliance flows
Collaborate with product, frontend, and QA teams to deliver production-ready features

What We’re Looking For:
4+ years of Java backend development experience with real microservice design experience
Proficiency with MySQL/PostgreSQL, Redis, and solid SQL fundamentals
Familiarity with Kafka or RabbitMQ; experience with distributed systems preferred
Strong grasp of RESTful API design, system security, and performance tuning
Experience with unit testing and CI/CD pipelines
Mandarin fluency required
Proficient in either English or Spanish for international team collaboration

Nice to Have:
Integration experience with Stripe, Adyen, Plaid, WeChat Pay, Alipay, etc.
Understanding of wallets, blockchain nodes, and cryptographic signatures
Familiar with Docker, Kubernetes, AWS, or Terraform