Senior Java Engineer (FinTech / Sustainable Infrastructure)

You will own APIs, data models, and Excel import/export pipelines for the reporting platform. Key responsibilities include implementing conditional field rules, secure access control, multi-tenant context, and auditing.

About the project
We are partnering with a product company that is building an end-to-end platform for sustainable infrastructure finance. The platform helps financiers and developers accelerate deal velocity, increase portfolio transparency, automate compliance, and standardize reporting in the field of green finance.

Requirements

• 4+ years of experience with Java 21, Spring Boot (REST, JPA/Hibernate).
• Strong SQL skills (schema design, migrations, indexes).
• Queues / background jobs (Kafka, RabbitMQ, Spring Batch).
• Experience with Excel pipelines (Apache POI or similar).
• AuthN/AuthZ, multi-tenant environments, OpenAPI/Swagger.

• PostgreSQL, JUnit tests.

   

Nice to have

• Rule/policy engines (Drools), ETL/reporting experience.
• AWS S3 / Azure Blob storage.
• Observability (OpenTelemetry), Docker/Kubernetes, Elasticsearch.

Conditions

• Start: September/October.
• Format: Full-time, remote.
• Engagement: B2B contract.