JAVA Backend Developer

United States Digital Space LLC; United States; Hybrid; USD 44,000 - 85,000; Full time

Job summary

United States Digital Space LLC is seeking a Senior Backend Java Developer to design, build, and maintain scalable backend services using Java, Spring Boot, and microservices for a global user base. The role requires strong API integration, Azure Cloud deployment, and proficiency with SQL and PostgreSQL.

The ideal candidate has 8–12 years of experience, is fluent in English and Spanish, and can collaborate with stakeholders across regions.

Qualifications

• 8+ years of experience in Java backend development.
• Strong expertise in Java, Spring Boot, and Microservices.
• Experience with API Integration and REST services.
• Experience with Azure Cloud services and deployments.
• Strong knowledge of SQL and PostgreSQL.
• Experience in performance tuning and application optimization.
• Knowledge of Git, CI/CD pipelines, and Agile methodologies.
• Bilingual proficiency in English and Spanish (written and verbal).
• Excellent communication, analytical, and problem-solving skills.

Responsibilities

• Design, develop, and maintain scalable backend applications using Java and Spring Boot.
• Build and support Microservices-based architectures.
• Design, develop, and integrate RESTful APIs and third-party services.
• Optimize application performance, scalability, and reliability.
• Deploy, monitor, and support applications in Microsoft Azure Cloud.
• Develop and optimize database solutions using SQL and PostgreSQL.
• Collaborate with cross-functional teams, translating business requirements into technical solutions.
• Participate in code reviews, debugging, troubleshooting, and production support.
• Work closely with English and Spanish-speaking stakeholders and teams.

Skills

Java

Spring Boot

Microservices

API Integration

Azure Cloud

SQL

PostgreSQL

CI/CD

Git

Agile methodologies

Tools

Docker

Kubernetes

Kafka

RabbitMQ

Job description

Senior Backend Java Developer

Location: Toronto, ON -Hybrid: 2-3 days in office a week

Long Time Contract

Languages Required: English & Spanish (Professional Fluency)

We are seeking 8-12 years experienced highly skilled Senior Backend Java Developer with strong expertise in Java, Spring Boot, Microservices, API Integration, Azure Cloud, and SQL/PostgreSQL. The ideal candidate must be fluent in both English and Spanish, with the ability to effectively communicate with global stakeholders, business teams, and technical teams across regions.

Key Responsibilities

• Design, develop, and maintain scalable backend applications using Java and Spring Boot.
• Build and support Microservices-based architectures.
• Design, develop, and integrate RESTful APIs and third-party services.
• Optimize application performance, scalability, and reliability.
• Deploy, monitor, and support applications in Microsoft Azure Cloud.
• Develop and optimize database solutions using SQL and PostgreSQL.
• Collaborate with cross-functional teams, translating business requirements into technical solutions.
• Participate in code reviews, debugging, troubleshooting, and production support.
• Work closely with English and Spanish-speaking stakeholders and teams.

Required Skills

• 8+ years of experience in Java backend development.
• Strong expertise in Java, Spring Boot, and Microservices.
• Hands-on experience with API Integration and REST services.
• Experience with Azure Cloud services and deployments.
• Strong knowledge of SQL and PostgreSQL.
• Experience in performance tuning and application optimization.
• Knowledge of Git, CI/CD pipelines, and Agile methodologies.
• Bilingual proficiency in English and Spanish (written and verbal).
• Excellent communication, analytical, and problem-solving skills.

Preferred Qualifications

• Experience with Docker, Kubernetes, and containerized applications.
• Knowledge of Kafka, RabbitMQ, or other messaging frameworks.
• Experience working in global, distributed Agile teams.

Pay: $45.00-$85.71 per hour

Work Location: Hybrid remote in Toronto, ON (Toronto District)