O projekcie

• Rate: 1000-1200 PLN/MD/B2B
• We are looking for a highly skilled Senior Java Developer with a solid technical background, critical thinking ability, and strong problem-solving skills. The ideal candidate has at least 5 years of back-end experience with Java within the last 10 years and is comfortable working with modern architectures and technologies including Spring Boot, microservices, event-driven systems, and various databases.
• You’ll be responsible for designing, developing, and maintaining high-quality Java applications in a collaborative, Agile environment. This role requires a developer who can build scalable, secure, and high-performing back-end systems.

Twój zakres obowiązków

• Software Development
• •Design, develop, and maintain Java-based applications using Spring Boot and related frameworks.
• •Build event-driven microservices for performance and scalability.
• •Ensure applications follow clean code principles and software architecture best practices.
• Technical Expertise
• •Work with a broad technical stack including: Java, Spring Boot, Kafka, MySQL, MongoDB, Redis, •Elasticsearch, GraphQL, Azure Data Lake
• •Integrate back-end services and APIs ensuring robust performance and maintainability.
• Security Awareness
• •Apply security best practices: OAuth, JWT, and Server-Sent Events (SSE).
• •Stay ahead of potential vulnerabilities and proactively secure application components.
• Containerization & Cloud
• •Use Kubernetes for container orchestration and deployment.
• •Design and implement cloud-native solutions that leverage containerization benefits.
• Problem Solving & Quality
• •Analyze and resolve complex issues in development and production.
• •Participate in code reviews and mentor less experienced developers.
• •Ensure high-quality code through automated tests (JUnit, Mockito) and best development practices.
• Collaboration
• •Work closely with cross-functional teams (Product, QA, DevOps, etc.).
• •Actively contribute to Agile ceremonies and continuous improvement processes.
• Performance Optimization
• •Optimize applications for performance, scalability, and reliability under various workloads

Nasze wymagania

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum 5 years of Java development experience (within the last 10 years), with a strong focus on back-end and Spring Boot.
• Deep understanding of Java fundamentals, microservices architecture, and system integration.
• Hands-on experience with: Kafka, MySQL, MongoDB, Redis, Elasticsearch, GraphQL, Azure Data Lake, OAuth, JWT, SSE, Kubernetes and Docker.
• Strong understanding of design patterns and software architecture principles.
• Familiarity with SDLC methodologies including Agile and Scrum.
• Experience with Git and version control best practices.
• Solid testing knowledge using frameworks like JUnit and Mockito.
• Excellent communication skills and ability to work in a collaborative, team-oriented environment.
• Self-driven with a proactive approach and continuous learning mindset.

Technologie, których używamy