Java Developer (Real Estate)

ABOUT THE PROJECT

Within this project, you will be working on the Core Application which is a part of a larger IoT platform, and acts as a central point for user authentication and property managing. The idea of the whole product is to make smart, highly available and fault tolerant AWS-based solutions for managing thermostats, smart locks, and other equipment in our client’s apartments, and to make it easy to use. On the Klika Tech side, we are responsible for the system’s end-to-end behavior, including frontend and backend.

YOUR ROLE

• Develop, maintain and improve features for an existing solution;
•  Investigate, debug and resolve software defects;
• Follow clean code principles to write concise code;
• Design, develop and execute unit tests;
• Write and maintain technical documentation;
• Cooperate with development team;
• Decompose and estimate required functionality;
• Taking part in Agile ceremonies.

REQUIREMENTS

• 3+ years of experience working with Java 17/21;
• Experience with Spring Boot 2.7.x/3.2.x (MVC, Data, Security, Cloud Sleuth);
• Experience with relational databases (preferably PostgreSQL);
• Knowledge of logging and monitoring techniques (OpenSearch, Grafana);
• Experience with building tools (Maven, Gradle);
• Knowledge of OOP and FP paradigms;
• Experience with design patterns;
• Notion of architectural patterns;
• Knowledge of commonly used data structures and algorithms;
• Knowledge of commonly used API documentation tools;
• Knowledge of Git branching models and strategies;
• Experience with authentication and authorization methods;
• Good communication and organizational skills;
• Knowledge of OSI model;
• B1+ level of English.

NICE TO HAVE

•  Experience working with live production systems;
• Experience with AWS services: IoT Core, SNS, SQS, RDS, EC2/ECS/EKS, Lambda;
• Experience with Microservices, Docker, Kubernetes;
• Experience with JUnit, Mockito, Testcontainers, Spring RestTemplate;
• Experience with IoT systems and MQTT.