Mid-Senior Java Software Engineer

This is a fully remote position, open to applicants in Argentina.

📋 Description

• Design, develop, and maintain middleware applications and backend services utilizing Java and Spring technologies.

• Create new product features and enhance platform capabilities based on both business and technical requirements.

• Construct scalable, resilient, and high-performance microservices that support payment processing and financial transaction workflows.

• Write clean, maintainable, and performance-optimized code with thorough unit test coverage.

• Engage in the design and implementation of distributed systems and event-driven architecture.

• Develop and sustain RESTful APIs and secure OAuth2 service integrations.

• Support SIT, UAT, and Production environments, troubleshooting issues to ensure platform stability.

• Collaborate with Product Managers, QA Engineers, DevOps Engineers, and Solution Architects.

• Participate in Agile ceremonies, code reviews, technical discussions, and knowledge sharing sessions.

• Identify opportunities for enhancing software quality, development processes, and system performance.

• Work with version control systems and CI/CD pipelines.

• Produce technical documentation, including product specifications, design documents, and implementation details.

⛳️ Requirements

• Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, Information Technology, or a related field.

• At least 5 years of professional experience in developing middleware or backend applications using Java.

• A minimum of 1 year of practical experience with Java 11 or newer.

• Demonstrated experience in the FinTech, Payments, Banking, or Financial Services sector.

• Strong knowledge of Object-Oriented Design (OOD), SOLID principles, and Functional Programming concepts.

• Experience in designing and developing microservices architectures with Spring Boot and Spring Cloud (Netflix OSS).

• Solid understanding of the Spring Framework 5 ecosystem.

• Experience in implementing secure authentication and authorization using OAuth2.

• Familiarity with JPA, ORM modeling, and persistence frameworks.

• Strong background in designing and developing RESTful APIs.

• Understanding of Event-Driven Architecture, asynchronous messaging, and distributed software design patterns.

• Proficient in working with Git and collaborative source control workflows.

• Good grasp of software development best practices, including unit testing, clean code principles, and code review processes.

• Strong analytical, problem-solving, and troubleshooting abilities.

• Capability to work independently while effectively collaborating within an international engineering team.

• Excellent technical writing skills for documenting requirements, software designs, and technical specifications.

• Advanced English proficiency (mandatory).

• Spanish proficiency (mandatory).

• Please submit your resumé in English.

🏝️ Benefits

• Competitive salary package.

• Career development opportunities within a growing global fintech.

• Access to challenging projects and continuous learning opportunities.

• Collaborative, diverse, and international work environment.

• Paid day off on your birthday.