Senior Java & Data Engineer - AWS Cloud, API-Driven ETL

Valiant Technologies LLC; Atlanta (GA); On-site; USD 120,000 - 180,000; Full time

Job summary

Valiant Technologies LLC is seeking a hands-on Senior Java & Data Engineer to support a large-scale application modernization and cloud migration on AWS. You will focus on Java/Spring Boot REST APIs and Python-based ETL pipelines in Databricks, delivering scalable, cloud-native solutions.

You will collaborate across architects, data engineers, DevOps, and frontend teams, implement microservices, CI/CD, Docker/Kubernetes, and ensure code quality, security, and performance while advancing

Qualifications

• Proficiency in Java with Spring Boot and REST API design.
• Strong Python and ETL development capabilities.
• Experience with microservices and API-driven architectures.
• Familiarity with Docker and Kubernetes containerization.
• Experience with unit/integration/API testing.
• Experience with Bitbucket and CI/CD pipelines.
• Strong debugging and software engineering fundamentals.

Responsibilities

• Design, develop, and maintain scalable REST APIs and backend services using Java and Spring Boot.
• Develop modular, reusable services following microservices and API-first architecture principles.
• Build and maintain Python-based ETL and data-processing pipelines in Databricks.
• Implement data ingestion, transformation, validation, reconciliation, and error-handling processes.
• Integrate backend services with Databricks, AWS services, and other enterprise systems/data sources.
• Containerize applications using Docker and deploy/manage workloads using Kubernetes.
• Develop unit and integration tests and ensure high standards for code quality, security, performance, and maintainability.
• Participate in solution design, code reviews, troubleshooting, performance optimization, and technical documentation.
• Collaborate with architects, frontend developers, data engineers, DevOps teams, and other stakeholders throughout the development lifecycle.
• Support CI/CD, automated deployments, monitoring, logging, and production readiness for cloud-native components.
• Contribute to modernization by translating legacy capabilities into scalable API-driven and cloud-native solutions.
• Leverage modern AI-assisted development approaches where applicable to improve engineering productivity and automation.

Skills

Java

Spring Boot

REST APIs

Python ETL

Microservices

APIs

Unit Testing

Integration Testing

CI/CD

Debugging

Tools

Databricks

AWS

Docker

Kubernetes

CI/CD

Job description

Valiant Technologies LLC is seeking a hands-on Senior Java & Data Engineer to support a large-scale application modernization and cloud migration on AWS. You will focus on Java/Spring Boot REST APIs and Python-based ETL pipelines in Databricks, delivering scalable, cloud-native solutions.

You will collaborate across architects, data engineers, DevOps, and frontend teams, implement microservices, CI/CD, Docker/Kubernetes, and ensure code quality, security, and performance while advancing