Java Backend Developer (IR-520)

Intellectsoft

Poland Remote permanent

Posted: May 11, 2026

Required Skills

Job Description

You will be part of a dynamic team dedicated to delivering a world-class mobile experience for one of Southeast Asia’s largest resorts and entertainment companies, with a focus on serving its most valued Guests. The mobile app is a business-critical, rapidly evolving product that demands high standards of quality and scalability. In this role, you will work closely with cross-functional teams to solve real business challenges and directly influence how end-users engage with the company’s services.

Project description

As a Backend Engineer, you will be responsible for designing and developing scalable, reliable, secure, and maintainable software solutions. Leveraging modern agile and lean methodologies, you will solve complex technical challenges, continuously improve your skills, and contribute to the successful delivery of digital products and initiatives. Your role will be essential in ensuring the performance, stability, and success of our technology projects.

Requirements:
• Bachelor’s degree in a technical field or equivalent practical experience
• Strong understanding of OOP principles, design patterns, and software development methodologies
• Experience developing RESTful microservices and web-based systems (5+ years)
• Proficiency with Java 17+ (preferably JDK 25), Spring Boot, and Spring Cloud
• Familiarity with Docker and Kubernetes
• Knowledge of engineering fundamentals and architecture
• Experience working with MySQL/RDS databases
• Ability to write unit tests and follow TDD practices
• Experience in Agile, DevOps, cloud-based, and product-oriented environments
• Effective written and verbal communication skills in English
• Working hours: Early start (around 07:00–07:30 EET) with a flexible afternoon schedule

Nice to have skills

• Experience with Elasticsearch or OpenSearch
• Familiarity with AWS services (S3, Secrets Manager, SES, EC2)
• Experience with Swagger
• Understanding of messaging systems (Kafka, RabbitMQ, MQTT)
• Experience with Node.js and Express
• Knowledge of Redis caching

Responsibilities:

• Collaborate with the team to design, develop, and improve existing systems
• Implement new features and enhance current platform functionality
• Develop solutions supporting new products and user experiences
• Maintain production systems and investigate root causes of issues
• Actively participate in Agile/Scrum ceremonies
• Ensure adequate unit and integration test coverage
• Contribute to code reviews and technical discussions
• Support architecture planning and system design activities
• Communicate effectively and collaborate with distributed teams

Benefits:
• Awesome projects with an impact
• Udemy courses of your choice
• Team-buildings, events, marathons & charity activities to connect and recharge
• Workshops, trainings, expert knowledge-sharing that keep you growing
• Clear career path
• Absence days for work-life balance
• Flexible hours & work setup - work from anywhere and organize your day your way

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