Senior Java Engineer: Real-Time, Cloud-Native, Scalable

EPAM Systems; Wrocław; Hybrid; PLN 190,000 - 260,000; Full time

Benefits offered by this job

Hybrid by design

Remote within Poland

Relocation opportunities

English classes

Employee stock purchase plan

Health insurance

Multisport

Snacks and beverages

Job summary

EPAM Systems is seeking a Senior Java Engineer to design and implement scalable backend systems. You will work on real-time streaming platforms, distributed data processing, and cloud-native architectures, leveraging Kafka, CosmosDB, PostgreSQL, Redis, and Azure services.

The role emphasizes strong Java/Spring Boot expertise, microservices, security with Azure AD/OAuth, and containerized deployments with Docker/Kubernetes.

Qualifications

• 5+ years of Java development experience with Spring Boot.
• Expertise with ORM frameworks such as JPA and iBatis.
• Security experience with Azure AD and OAuth.
• Experience with Kafka, CosmosDB, PostgreSQL and Redis for streaming/storage.
• Familiarity with REST, Azure, Docker, Kubernetes, Maven and Gradle.
• Understanding of microservices and data streaming architectures.
• Strong CS fundamentals and modern SDLC practices.
• Excellent communication and collaboration across teams.
• Proven track record delivering high-throughput, real-time streaming platforms.

Responsibilities

• Design and develop scalable Java backend solutions using Spring Boot and microservices.
• Build real-time streaming and time-series data platforms with high throughput.
• Architect solutions using Kafka, CosmosDB, PostgreSQL, and Redis.
• Implement security best practices with Azure AD and OAuth.
• Deploy and manage containerized apps with Docker and Kubernetes on Azure.
• Translate business requirements into global technical solutions with cross-functional teams.
• Apply AI-assisted software development practices to speed delivery and code quality.
• Contribute to architecture decisions ensuring resilience and scalability.
• Participate in full SDLC and modern development practices.
• Manage dependencies and builds with Maven and Gradle.

Education

Computer Science fundamentals

Tools

Java

Spring Boot

Kafka

CosmosDB

PostgreSQL

Redis

Docker

Kubernetes

Maven

Gradle

REST

Azure AD

OAuth

ORM (JPA/iBatis)

Azure

Job description

EPAM Systems is seeking a Senior Java Engineer to design and implement scalable backend systems. You will work on real-time streaming platforms, distributed data processing, and cloud-native architectures, leveraging Kafka, CosmosDB, PostgreSQL, Redis, and Azure services.

The role emphasizes strong Java/Spring Boot expertise, microservices, security with Azure AD/OAuth, and containerized deployments with Docker/Kubernetes.