Senior Java/Kotlin Backend Developer for Logistics Platform - Remote
Are you an experienced Backend Developer ready to architect sophisticated logistics solutions? Our organization requires a senior technical specialist to develop our advanced freight transportation and delivery tracking platform. We seek professionals with extensive experience in Java, Kotlin, and Python who can engineer robust distributed systems and enhance our logistics technology infrastructure.
About the Project
Our enterprise platform transforms delivery and freight transportation management through innovative technology. We are developing a comprehensive technology ecosystem with multiple integrations to both internal systems and external partners. You will engineer high-performance microservices processing logistics data in real-time, enabling businesses to optimize their supply chain operations with exceptional reliability.
Key Responsibilities
- Design and implement scalable backend services utilizing Java 17+, Kotlin 1.8+, and Python 3.10+.
- Architect high-load, fault-tolerant systems capable of processing thousands of logistics transactions per second.
- Develop efficient data models and optimize queries across PostgreSQL 15+ and NoSQL databases.
- Engineer secure and reliable integrations with internal systems and external logistics partners.
- Collaborate with cross-functional teams to define system architecture and implementation strategies.
- Perform thorough code reviews and provide technical guidance to development teams.
- Optimize application performance to meet sub-second response time requirements in production.
- Implement comprehensive automated testing strategies ensuring 98%+ code coverage.
- Contribute to continuous improvement initiatives for development practices and deployment processes.
- Research emerging technologies and recommend strategic technical improvements.
Required Skills
- Minimum 5 years of commercial software development experience with enterprise applications.
- Advanced proficiency in Java (Java 17+), Kotlin (1.8+), and working knowledge of Python (3.10+).
- Demonstrable expertise with JVM-stack tools: Maven 3.8+, Gradle 8.0+, JUnit 5, Mockito, JaCoCo.
- Comprehensive knowledge of Spring ecosystem: Spring Boot 3.1+, Spring Security 6.0+, JPA, JDBC.
- Advanced SQL skills with PostgreSQL 15+ including query optimization and performance tuning.
- Substantial experience with NoSQL databases: Cassandra 4.0+, Elasticsearch 8.5+, Redis 7.0+.
- Verified proficiency in designing and implementing microservices architecture.
- Practical experience with message brokers and event-driven architecture implementations.
- Demonstrable expertise with containerization: Docker, Kubernetes 1.26+, Helm charts, Istio.
- Working knowledge of CI/CD pipelines and infrastructure-as-code methodologies.
- Previous experience developing and maintaining high-load systems processing substantial data volumes.
- Proficiency with Agile methodologies and project management tools (Jira, Confluence).
Nice to Have
- Experience with logistics, supply chain, or transportation management systems.
- Knowledge of Apache Camel 4.0+ for enterprise integration patterns.
- Practical experience with Quarkus framework for cloud-native applications.
- Serverless architecture implementation (AWS Lambda, Azure Functions, GCP Cloud Functions).
- GraphQL API development for flexible data retrieval.
- Advanced performance testing and application profiling expertise.
- Contributions to open-source projects demonstrating code quality.
- Experience with real-time data processing frameworks (Kafka Streams, Apache Flink).
- Knowledge of geospatial data handling and integration with mapping technologies.
- Cloud platform certification or extensive experience (AWS, Azure, GCP).
Why Join Our Organization
Working on our platform presents the opportunity to solve complex technical challenges in the global logistics industry. You will collaborate with a distributed team of highly-qualified professionals, utilizing cutting-edge technologies to develop systems that optimize worldwide supply chains. Our organization offers competitive compensation, flexible work arrangements, professional development opportunities, and the chance to contribute to mission-critical systems that transform global logistics operations.