Java Software Engineer
TST GroupPoland3 days ago
Full-timeConsulting
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Client: HM [Happiest Minds]
Job title: Java Application Developer
Type: B2B Day Rate Contract
Location: Poznan, Poland [Full Onsite]
Job Description:
- Extensive experience in Java/J2EE application development.
- Lead architecture reviews, design sessions, and technical decision-making across teams.
- Collaborate closely with business stakeholders, product owners, and engineering leadership to align technical solutions with business goals.
- Evaluate, recommend, and drive adoption of appropriate technology stacks, frameworks, and tools.
- Strong expertise in Core Java (Java 17 and above), including JVM internals, concurrency, and performance optimization.
- Extensive hands-on experience with the Spring ecosystem, including Spring Boot, Spring Cloud, and Spring Security.
- Proven ability to design and implement scalable microservices and distributed systems.
- In-depth knowledge of RESTful API design, API gateways, and service mesh architectures.
- Hands-on experience with ORM frameworks such as Hibernate and JPA.
- Deep understanding of both SQL and NoSQL databases, including PostgreSQL, Oracle, MongoDB, and Cassandra.
- Experience working with messaging and streaming platforms such as Kafka, RabbitMQ, and ActiveMQ.
- Strong command of design patterns, SOLID principles, and Domain-Driven Design (DDD).
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