Senior Backend Engineer (Java) w Warząchewka Polska, Polska

Who we are Moniepoint Inc. is Africa’s all-in-one financial platform, helping 20 million businesses and individuals access seamless payments, banking, credit, cross-border, and business management tools each month. As Nigeria’s largest merchant acquirer, we power most of the country’s point-of-sale (POS) transactions. Through our subsidiaries, Moniepoint Inc. processes over $250 billion in digital payment transaction value annually.. About the role Engineering at Moniepoint is an inspired, customer-focused community dedicated to crafting solutions that redefine our industry. Our infrastructure runs on some of the cool tools that excite infrastructure engineers - Kubernetes, Docker, etc. We also make business decisions based on the large stream of data we receive daily, so we work daily with big data, perform data analytics and build models to make sense of the noise and give our customers the best experience. Curious about what makes Moniepoint an incredible place to work? Check out posts on how we cultivate a culture of innovation, teamwork, and growth. What You'll Be Doing

• Collaborate closely with cross-functional teams (Product, Design, and QA) to conceptualize, design, and deliver high-impact features.
• Architect and build scalable, high-performance backend services using Java and Spring Boot.
• Produce clean, maintainable, and well-documented code with a strong emphasis on reliability and testability.
• Seamlessly integrate third-party services and APIs, ensuring robust error handling and graceful degradation.
• Continuously enhance system performance and developer experience through thoughtful automation and refactoring.
• Diagnose and resolve complex issues across the stack while proactively identifying opportunities for technical improvements.
• Actively contribute to code reviews and architecture discussions, promoting engineering best practices across the team.
• Maintain clear documentation of technical decisions, systems, and processes to support transparency and long-term scalability.

What We're Looking For

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical discipline.
• 5+ years of hands-on professional experience in software engineering, with a strong emphasis on backend development.
• Deep expertise in Java and Spring Boot, with a solid grasp of modern backend architecture and engineering best practices.
• Proven experience designing, building, and scaling web services, RESTful APIs, and distributed systems.
• Working knowledge of Agile development methodologies and CI/CD pipelines.
• Strong proficiency with relational databases and ORM frameworks (e.g., Hibernate).
• Exposure to frontend technologies such as AngularJS or React is a plus.
• Excellent debugging and troubleshooting abilities, with a structured approach to problem-solving.
• Strong communication skills and a collaborative, team-first mindset.

Our Tech Stack As part of our engineering team, you’ll work with modern technologies and tools that enable us to build scalable, reliable, and high-performing systems. Some of the technologies you’ll be hands-on with include

• Java (latest versions): Powers our core backend systems with a strong emphasis on performance, scalability, and maintainability.
• Spring & Spring Boot: Enables the development of modular, production-ready microservices with robust dependency management.
• Docker & Kubernetes: Supports containerized deployments and orchestration, ensuring consistent and scalable environments across development, staging, and production.
• PostgreSQL & DynamoDB: Leverages both relational and NoSQL databases to efficiently manage structured data and dynamic scaling requirements.
• Elasticsearch: Delivers fast, flexible full-text search and real-time analytics across large datasets.
• AWS Cloud Infrastructure: Facilitates cloud-native deployment and management of microservices designed for high availability and global scalability.

What we can offer you

• Culture - We put our people first and prioritize the well-being of every team member. We’ve built a company where all opinions carry weight and where all voices are heard. We value and respect each other and always look out for one another. Above all, we are human.
• Learning - We have a learning and development-focused environment with an emphasis on knowledge sharing, training, and regular internal technical talks.
• Compensation - You’ll receive an attractive salary, pension, health insurance, paid leave, plus other benefits.

What to expect in the hiring process Our interview process is designed to be thoughtful, transparent, and candidate-friendly, allowing you to showcase your strengths while getting to know us better:

• Initial Conversation: A brief introductory call with our recruiter to learn more about your background, career goals, and to share insights about the role and our team.
• Technical Assessment: A practical, take-home coding exercise that reflects real-world challenges. You'll have ample time to complete this in your own environment
• Deep Dive Technical Interview: A focused session with our Engineering Team, where we'll explore system design, architecture, and problem-solving approaches.
• Final Interview: A combined technical and behavioural conversation with a member of our Executive Team, aimed at understanding your alignment with our values, vision, and culture

Moniepoint is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees and candidates. #LI-Remote