Senior Java Backend & Full-Stack Engineer (Spring, Kafka)

United States Digital Space LLC; United States; Remote; USD 15,705 - 29,316; Full time

Job summary

United States Digital Space LLC is seeking a Senior Backend Developer (Java) to design, build, and scale backend services with a focus on event-driven architectures using Kafka and Spring Boot.

The role is India-based with full-stack expectations including React frontend work, collaboration with cross-functional teams, and a product-minded approach in an agile environment.

Candidates should have 5–8 years of software development experience and strong communication for US-based teams.

Qualifications

• 5–8 years of software development with strong backend focus.
• Experience with Java 8+, Spring Boot, and microservices.
• Experience designing RESTful APIs and working with Kafka.
• Front-end contribution with React is mandatory.

Responsibilities

• Design, build, and maintain scalable backend systems using Java and Spring Boot.
• Develop event-driven architectures using Kafka and REST APIs with performance in mind.
• Own backend architecture and contribute to technical decisions.
• Contribute to frontend development using React as part of day-to-day work.
• Collaborate with Product, QA, and other engineers to deliver features end-to-end.
• Participate in the full software development lifecycle from design to production.
• Maintain high standards for code quality, testing, and performance.
• Continuously improve system design and engineering practices.

Skills

Java backend

Spring Boot

Microservices

REST APIs

React frontend

Kafka

Agile/Scrum

Education

Bachelors in CS/Engineering or related

Tools

Jenkins

Job description

United States Digital Space LLC is seeking a Senior Backend Developer (Java) to design, build, and scale backend services with a focus on event-driven architectures using Kafka and Spring Boot.

The role is India-based with full-stack expectations including React frontend work, collaboration with cross-functional teams, and a product-minded approach in an agile environment.

Candidates should have 5–8 years of software development experience and strong communication for US-based teams.