Principal Engineer (Checkout)

RecargaPay is a digital payment platform that offers a range of financial services to Brazilian consumers and small businesses. The company is seeking a Principal Engineer to define the technical and architectural direction of its backend infrastructure and lead critical projects that drive scalability, robustness, and innovation across its systems.

Requirements

• Academic background oriented toward computer science, engineering, or software development disciplines.
• Experience hands-on engineering roles.
• Proven hands-on experience with Java (Spring Boot) and PostgreSQL.
• Working knowledge of Python and asynchronous programming.
• Knowledge of relational database systems and Object Oriented Programming.
• Solid understanding of web and mobile application architecture, including security, session management and development best practices.
• Expertise in Domain-Driven Design and microservices architecture.
• Ability to design high-performance, scalable and reliable distributed systems.
• Experience defining and executing architectural roadmaps.
• Practical experience with AWS and cloud-native development.
• Solid knowledge of DevSecOps and CI/CD pipelines (e.g., GitHub Actions).
• Familiarity with streaming technologies such as Kafka.
• Demonstrated experience profiling and tuning Java applications.
• Proficiency with production monitoring and observability tools.
• Practical experience applying AI frameworks in development projects.
• Ability to learn rapidly and adapt to new technologies in a fast-paced environment.

Benefits

• Competitive and market-aligned salary.
• Remote work — wherever you are, you’re part of the team!
• Home office allowance through a monthly deposit in the RecargaPay app.
• Health and dental plans with no co-pay.
• Life insurance.
• Flexible meal allowance (via Flash).
• TotalPass membership to take care of your health.
• Spanish or Portuguese classes.