Senior Backend Developer

2 tygodni temu

Gdańsk, Polska XTrack Sp. z o.o. Pełny etat

Join Our R&D Team   Do you want to be part of an innovative R&D team? Would you like to have a real impact on the products we create? Do you want to grow your skills by working with highly qualified developers and testers?  If yes, join us  Who we are?   XTRACK Sp. z o.o. is the manufacturer of the XTrack system, a leading solution for monitoring vehicles and machines.  We have nearly 30 years of experience, delivering projects for clients in Poland and abroad.  Our team combines expertise in electronics, telecommunications, and IT with creativity and passion.  What we do?   We develop and maintain web and mobile applications (front-end and back-end).  As a Senior Backend Developer, you will: Design new features based on customer and internal requirements  Support production processes and troubleshoot errors  Ensure high-quality, efficient solutions  Our system handles various data types (text, images, video) and is highly configurable.  We focus on performance, usability, and intuitive interfaces—there’s no room for boredom  How do we work?   Agile methodologies: Scrum and Kanban  Task management: Redmine  Code review: GitLab using GitFlow practices  Automated builds and deployments: Jenkins  Every task goes through testing  What do we require?   Java expertise (5+ years)  Knowledge of SQL and NoSQL databases  Experience with unit and integration testing  Familiarity with architecture patterns and distributed systems  Experience with queue systems (Kafka, RabbitMQ)  Ability to gather requirements from stakeholders  Nice to have:   Experience with Java 21+ features  Experience with databases like MongoDB, PostgreSQL, Redis  Knowledge of Dropwizard, Micronaut, Maven, JUnit, Mockito, Testcontainers  Experience with tools like Docker, Jenkins, Gitlab, SonarQube  Python programming skills  Understanding of ETL processes and data pipeline orchestration tools like Apache Airflow and Apache NiFi  Experience with data exploration tools (e.g., Apache Superset)  Participation in projects related to data analysis and reporting  Expertise in data warehousing and big data technologies such as Hadoop and Apache Spark.  What will the tasks be?   Ambitious. Development and maintenance of the back-end platform (multiple services)  Requiring. Implementation of tasks in accordance with the sprint plan  Funny. Mutual verification of the quality of the code created by the team  Occupying. Mentorship and cooperation with other programmers  Schematic. Creating technical documentation related to the tasks being performed  Challenging. Analysing new features and making them ready to go  Puzzling. Taking architectural decisions to meet system requirements  What we offer?   Professional development: Pair programming and mentoring; Trainings, workshops, and learning materials; 2 hours weekly for self-study or personal projects  Remote work options  Flexible hours (core: 10:00–15:00)  Benefits: Private medical care, Multisport, training co-financing  Work environment: Flat structure, friendly atmosphere; Bike parking, shower, free parking; No dress code, free coffee, tea, apples  Employee referral program 

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