Java Backend Developer

Summary

Join Macropay's Payments team as an experienced Backend Developer! Contribute to the design, architecture, and development of our products and services, producing high-quality software in a fast-paced environment. Solve challenging problems, improve system performance, and create productivity-enhancing tools. Diagnose and debug production issues. We offer a flexible schedule, remote work options, comprehensive benefits including private health insurance, 25 vacation days plus your birthday off, and unique perks like a game room and rooftop terrace in our Barcelona office. We prioritize your growth with personalized training and an annual budget for external learning.

Requirements

• Over 8 years of professional programming experience, with at least 5 years of recent, hands-on work in Java
• 5+ years of domain expertise in fintech, banking, or financial services, with a deep understanding of industry-specific requirements, compliance, and high-availability systems
• 5+ years of expertise designing and implementing SOA Architectures and/or Microservices, with a proven track record of delivering scalable and reliable systems
• Deep understanding and practical application of Object-Oriented Programming (OOP) principles, including SOLID design, Clean Architecture, and advanced software design patterns
• Expertise in Test-Driven Development (TDD) and behavior-driven testing methodologies, ensuring robust, maintainable code
• Advanced proficiency in Web/API environments, including: HTTP protocols, Designing and consuming RESTful services, Creating efficient, secure, and high-performance APIs
• Demonstrated ability to perform and excel under pressure, consistently meeting deadlines while driving high standards of work
• Strong aptitude for self-directed learning, staying current with emerging technologies, and adopting modern engineering practices
• Exceptional analytical and problem-solving skills, with the ability to navigate complex technical challenges effectively

Responsibilities

• Contribute to the design, architecture, and development of our products and services
• Produce highly scalable, high-quality software in a fast-paced environment
• Find innovative solutions to challenging problems
• Improve performance, scalability, and availability of our internal systems
• Create tools and processes to increase the productivity of all your co-workers
• Diagnose and debug issues in a production environment

Preferred Qualifications

• Hands-on experience with NoSQL Databases, such as Redis, DynamoDB, or similar
• Proficiency in additional programming languages like PHP, Python, Ruby, or Go, demonstrating adaptability and versatility
• Front-end development experience, including HTML, CSS, and JavaScript, enabling seamless collaboration between front-end and back-end systems
• Advanced knowledge of Event-Driven Design, building reactive systems optimized for high scalability
• Expertise in Domain-Driven Design (DDD) and Hexagonal Architecture, ensuring maintainable and modular codebases
• Practical experience implementing Serverless Architectures, leveraging cloud-native services for optimal cost-efficiency and scalability
• Proficiency with Amazon Web Services (AWS), including architecture design and deployment of cloud-based solutions
• Thrives in agile team environments, demonstrating strong collaboration, iterative development, and delivery capabilities
• Foundational knowledge or experience in Data Science, with the ability to leverage data-driven insights in application development and decision-making

Benefits

• Growth and career development: flexible career path with personalized internal training and an annual budget for external learning opportunities
• Work-Life balance: flexible schedule with flextime (7 - 9:30 a.m. start, 3:30 - 6 p.m. end -spanish time-) and the option of working full remote or from our Barcelona office. Free Friday afternoons with a 7-hour workday, plus a 35-hour workweek in July and August
• Competitive salary, full-time permanent contract, and top-tier private health insurance (including dental and psychological services)
• 25 days of vacation plus your birthday off, with flexible vacation options—no blackout days!
• Free coffee, fresh fruit, snacks, a game room, and a rooftop terrace with stunning Mediterranean views in the Barcelona office
• Ticket restaurant and nursery vouchers, paid directly from your gross salary