Tenarai

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Technical Lead - Java

A largescale, highly complex initiative focused on the development and maintenance of core internal systems. The project ensures seamless communication and integration between various backend components responsible for critical, high-volume travel and transactional operations.

Key Functional Areas:

  • System Integration: Facilitating robust and efficient communication between internal microservices and proprietary component.

  • Booking & Ticketing Lifecycle: Supporting core transactional flows, including ticket reservations, refunds, and exchanges.

  • Search & Optimization: Powering backend algorithms designed to find and generate the most optimal flight connections.

  • Financial Calculations: Handling complex pricing engines, fare structures, and diverse cost-assessment calculations.

Responsibilities:

  • Design, develop, test and maintain backend applications using Java and Spring Boot.

  • Build and support RESTful APIs and gRPC services.

  • Develop solutions deployed on Google Cloud Platform (GCP) and Kubernetes.

  • Collaborate with QA, SRE, and Product teams.

  • Participate in CI/CD processes, deployments, and production support.

  • Provide support during release cycles, including smoke testing, manual validation.

  • Troubleshoot issues using logs, metrics, and monitoring tools.

  • Conduct code reviews, mentor junior developers, and participate in an on-call rotation.

Requirements:

  • 8+ years of experience with Java and Spring Boot.

  • Experience building microservices, REST APIs, and gRPC services.

  • Hands-on experience with GCP, Docker, and Kubernetes.

  • Knowledge of GitHub, Jenkins, or GitHub Actions.

  • Familiarity with monitoring tools such as Prometheus and Stackdriver/Cloud Monitoring.

  • Basic scripting skills in Python or Bash.

  • Experience with WireMock and performance testing.

Must possess a legal work permit in Poland

Benefits:

General benefits - depends on the form of employment

  • Hybrid work model combining office & remote work

  • Attractively located office with collaboration spaces

  • Onsite parking space for employees

  • Referral program with financial bonus

  • Life Insurance

  • Budget for development (including language courses and others), clear career path with the possibility to gain experience in international environment

  • Access to internal Learning Platform with multiple trainings oriented for professional growth

Lifestyle benefits:

  • Access to MyBenefit platform (Multisport included)

  • Team Building activities

  • Charity initiatives

  • Working environment promoting diversity and inclusion

Health benefits:

  • Private medical care - Platinum Package

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