Senior Java Engineer (US working hours)

You will design and maintain REST APIs, scalable microservices, and optimized data layers, ensuring security, performance and reliability. The position requires availability to work under a US-aligned schedule: approximately 2:00 PM - 10:00 PM Spain time (ending at 3:00 PM CST). This schedule is essential to collaborate effectively with the distributed team and stakeholders.

This role offers the opportunity to leverage modern Java technologies, optimize backend architectures and make use of AI-assisted development tools to enhance code quality and productivity.

Responsibilities

• Design, develop and enhance backend services using Java and Spring Boot
• Build and maintain REST APIs for mobile applications and external integrations
• Work with MySQL databases, including schema design, query optimization and troubleshooting
• Contribute to the design and improvement of a scalable, microservices-based architecture
• Implement secure, maintainable and well-tested code following engineering best practices
• Diagnose defects, resolve production incidents and performance bottlenecks
• Participate in code reviews, solution design and technical discussions
• Collaborate with developers, QA engineers and product teams to deliver backend components
• Ensure observability, monitoring and CI/CD integration for stability and automation
• Apply AI-assisted coding tools to improve quality and efficiency where appropriate

• Strong hands-on experience with Java and Spring Boot development
• Knowledge of REST API principles, microservices architectures and distributed systems
• Proficiency in MySQL including data modeling, query optimization and SQL tuning
• Understanding of clean coding practices, design principles and test automation
• Experience with unit and integration test frameworks
• Familiarity with CI/CD processes and tools and Git version control
• Awareness of application security including authentication and secure API development
• Ability to troubleshoot production systems using logs, monitoring and metrics
• Strong problem-solving skills and ability to work effectively in distributed teams
• English proficiency for communication with international stakeholders
• Ability to work US-aligned hours: 2:00 PM - 10:00 PM Spain time (up to 3:00 PM CST is mandatory)

Nice to have

• Background in real estate platforms, MLS systems or high-volume data environments
• Experience with mobile application backends or cloud infrastructure
• Exposure to AI-assisted development methods and tools

• Private health insurance
• EPAM Employees Stock Purchase Plan
• 100% paid sick leave
• Referral Program
• Professional certification
• Language courses, * WORK AND LIFE BALANCE. Enjoy more of your personal time with flexible work options, 24 working days of annual leave and paid time off for numerous public holidays.
• CONTINUOUS LEARNING CULTURE. Craft your personal Career Development Plan to align with your learning objectives. Take advantage of internal training, mentorship, sponsored certifications and LinkedIn courses.
• CLEAR AND DIFFERENT CAREER PATHS. Grow in engineering or managerial direction to become a People Manager, in-depth technical specialist, Solution Architect, or Project/Delivery Manager.
• STRONG PROFESSIONAL COMMUNITY. Join a global EPAM community of highly skilled experts and connect with them to solve challenges, exchange ideas, share expertise and make friends.

EPAM is a leading digital transformation services and product engineering company with 61,700+ EPAMers in 55+ countries and regions. Since 1993, our multidisciplinary teams have been helping make the future real for our clients and communities around the world. In 2018, we opened an office in Spain that quickly grew to over 1,450 EPAMers distributed between the offices in Málaga, Madrid and Cáceres as well as remotely across the country. Here you will collaborate with multinational teams, contribute to numerous innovative projects, and have an opportunity to learn and grow continuously.