Senior Java Engineer, Scalable Payments (AI-Driven)

B2Spin Limited; United States; Remote; USD 120,000 - 160,000; Full time

Benefits offered by this job

Remote work flexibility

Generous leave

Growth opportunities

Job summary

B2Spin Limited is seeking a skilled Java engineer to design, develop, and scale mission-critical payment systems in a fast-growing, AI-driven environment. You will join a globally distributed team and contribute to end-to-end development, testing, and deployment of high-load services with modern tech.

The role emphasizes AI-enabled engineering, collaboration with product owners, and a culture of ownership. Remote work is supported with generous leave and growth opportunities.

Qualifications

• Proven Java 8+ enterprise experience.
• Strong multithreading and high-load system design.
• Deep SQL knowledge and database optimization.
• Experience with Docker and container ecosystems.
• Excellent production troubleshooting and monitoring skills.
• Strong English communication skills (spoken and written).

Responsibilities

• Write well-designed, testable and scalable code in a timely manner.
• Take part in the full development cycle from sprint planning to release cycles.
• Ensure smooth development and cooperation between dev teams and product owners.
• Build and maintain high-load systems that handle massive scale.
• Troubleshoot production issues using metrics, alerts, monitoring and profiling.
• Contribute to seamless scaling and automation initiatives.

Skills

Java Core

Multithreading

SQL

Kubernetes

English proficiency

Production monitoring

Tools

Docker

PostgreSQL

Job description

B2Spin Limited is seeking a skilled Java engineer to design, develop, and scale mission-critical payment systems in a fast-growing, AI-driven environment. You will join a globally distributed team and contribute to end-to-end development, testing, and deployment of high-load services with modern tech.

The role emphasizes AI-enabled engineering, collaboration with product owners, and a culture of ownership. Remote work is supported with generous leave and growth opportunities.