Java Software Engineer (C++)

This is a remote position as a full time Argentinian employee that requires a minimum of a B1 English comprehension, please be sure to apply with your English CV.

About us

At Blankfactor, we are dedicated to engineering impact. We are passionate about creating value by building best-in-class tech solutions for companies looking to transform, innovate, and scale. In every project, we aim to deliver work that moves the needle and drives measurable outcomes for our partners and clients. Our full- stack development, data engineering, digital product, and enterprise AI solutions cater to a range of industries, including payments, banking, capital markets, and life sciences.

What You'll Do

About the Role

We are seeking a seasoned Java Engineer to join our technology modernization program, playing a critical role in transforming legacy monolithic C++ applications into modern, scalable Java-based microservices. This is a unique opportunity to take ownership of complex refactoring projects and make a significant impact on our enterprise systems.

Key Responsibilities

• Analyze and deconstruct complex legacy C++ applications.
• Design and implement Java microservices with high performance, scalability, and maintainability in mind.
• Containerize applications using Docker and manage deployments with Kubernetes across on-prem and cloud environments (Azure preferred).
• Collaborate with solution architects, QA, and business teams to ensure alignment with technical and business requirements.
• Develop automated test suites, including unit, integration, and performance tests.
• Contribute to CI/CD pipelines and ensure smooth deployment processes.
• Troubleshoot technical issues and performance bottlenecks.
• Produce detailed documentation and conduct knowledge transfer sessions.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent experience).
• 5+ years of experience developing enterprise-grade Java applications.
• Proven track record in converting legacy C++ systems into Java microservices.
• Proficiency with Docker, Kubernetes, and deployment to Azure or similar cloud platforms.
• Experience working with relational databases like SQL Server or PostgreSQL, and ORM tools such as Hibernate or Spring Data.
• Background in financial services or commercial lending is a strong plus.

Skills & Competencies

• Advanced proficiency in Java (Java 11+) and frameworks like Spring Boot, Spring Cloud, and Spring MVC.
• Strong understanding of microservices architecture, REST APIs, and event-driven systems (Kafka, RabbitMQ).
• Solid grasp of software engineering best practices including SOLID principles, DDD, TDD, and CI/CD.
• Skilled in performance optimization, debugging, and root-cause analysis.
• Excellent communication and collaboration abilities.
• Comfortable working in a fast-paced, dynamic environment with a proactive, solution-o