Job Description

We are looking for a Senior Java Software Engineer to join a high-performing team building digital products that millions of people use every day. You’ll work on cutting-edge backend services, APIs, and cloud-native microservices to support ecommerce and digital checkout systems.

This is a hands-on development role for someone who loves solving problems, building scalable systems, and collaborating in a team environment.

Senior Java Software Engineer

Location: Irving, TX 75063

Duration: 06 months contract with potential to extend upon the business needs.

🔒 Please note: This opportunity is open to candidates eligible to work on a W2 basis only; C2C and third-party submissions will not be considered in alignment with client compliance requirements.

What You’ll Do

• Design and develop RESTful APIs and backend services using Java + Spring Boot
• Build and enhance microservices deployed in AWS Cloud
• Work with databases ( SQL & NoSQL ) for application data, reporting, and analytics
• Collaborate with QA, Product, and Cloud teams to ensure high-quality, secure, and scalable solutions
• Participate in code reviews, pair programming, and mentor junior developers
• Handle batch processing, system integrations, and performance testing
• Apply best practices for API security (OAuth, JWT, etc.) and CI/CD pipelines

What We’re Looking For

• 6–10 years of hands-on Java development (senior engineer/lead level)
• 3+ years of REST API and microservices experience with Spring Boot
• 3+ years of experience with AWS (or other cloud) , CI/CD, and background task management
• Experience with SQL & NoSQL databases (data modeling, querying, analytics)
• Strong knowledge of API security (OAuth, JWT, OpenAPI)
• Familiarity with API Gateways, CDN, monitoring tools, and performance testing
• Agile/SCRUM team experience
• Strong communication and collaboration skills

Nice to Have

• Ecommerce experience (credit card systems, checkout systems, store POS integrations, etc.)

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