Senior Java Developer — Hybrid Backend & API Lead

ASSYST, Inc.; Austin (TX); Híbrido; USD 120.000 - 150.000; Tempo integral

Resumo da vaga

ASSYST, Inc. in Austin, TX (Hybrid) is seeking an experienced Senior Java Developer to build and optimize secure, high-volume backend systems and enterprise integrations for our client.

The Senior Java Developer will design scalable microservices and RESTful APIs, implement data-processing pipelines with the Spring ecosystem, and collaborate with cross-functional teams to deliver mission-critical applications with performance and maintainability.

Qualificações

• 8+ years designing and developing enterprise Java software solutions.
• 8+ years designing scalable, secure enterprise interfaces for internal/external integrations.
• 8+ years deep expertise with the Spring ecosystem.
• 8+ years building RESTful APIs with OAuth 2.0 and JWT.
• 8+ years in microservices and XML/JSON data transformations.
• 8+ years using Oracle databases, SQL optimization, and ORM (Hibernate/JPA).
• 3+ years using Maven/Gradle and Git in Agile environments.

Responsabilidades

• Architect, design, test, and document backend interfaces and integration points.
• Develop, document, and maintain RESTful services and microservices architectures.
• Build and optimize high-volume data-processing pipelines in Spring.
• Work with Oracle SQL, ORM, and performance tuning to reduce latency.
• Write unit and integration tests; enforce best practices for performance and maintainability.
• Collaborate with cross-functional teams to define data schemas and interfaces.

Conhecimentos

Java

RESTful API design

Software architecture

Ferramentas

Spring Framework

Hibernate/JPA

OAuth 2.0 / JWT

Maven/Gradle

Git

Oracle SQL

XML/JSON data

Descrição da vaga

ASSYST, Inc. in Austin, TX (Hybrid) is seeking an experienced Senior Java Developer to build and optimize secure, high-volume backend systems and enterprise integrations for our client.

The Senior Java Developer will design scalable microservices and RESTful APIs, implement data-processing pipelines with the Spring ecosystem, and collaborate with cross-functional teams to deliver mission-critical applications with performance and maintainability.