Senior Java Engineer, Payment Team

B2Spin Limited

Building and maintaining mission-critical payment systems impacting millions of users globally. Join a team focused on AI-driven engineering, developing high-load systems for a social gaming platform.

Posted 5/14/2026full-timeRemote • 🇺🇦 UkraineSeniorWebsite

Tech Stack

Tools & technologies

DockerJavaSQL

About the role

Key responsibilities & impact

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

Requirements

What you’ll need

Strong Java Core expertise (Java 8+) with proven track record in enterprise environments
Deep expertise in multithreading and high-load systems architecture
Solid SQL knowledge and database optimization skills
Strong experience with Docker and containerization ecosystem
Excellent troubleshooting skills with production monitoring tools
Strong English communication skills in speaking and writing

Benefits

Comp & perks

Full remote flexibility
Generous leave
Real opportunities for growth

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Java CoreJava 8multithreadinghigh-load systems architectureSQLdatabase optimizationDockercontainerizationtroubleshootingproduction monitoring

Soft Skills

communicationteam collaborationproblem-solvingtime management