Java Developer - Big Data

Java Developer - Big Data

Miejsce pracy: Kraków

Technologies we use

Expected

• Apache Spark
• Java
• Scala
• Microsoft Azure
• GitLab
• Kubernetes

Optional

• Terraform
• Python

About the project

We are seeking a skilled Java Developer with Big Data expertise to join our team working on a next-generation valuation and risk management platform built on Microsoft Azure. This platform delivers scalable, cost-efficient infrastructure through cloud PaaS components, featuring a single core platform with open architecture designed for change, itemized cost metrics, and automated data lineage. Shared across Front Office, Finance, and Risk functions, the platform improves regulatory compliance while providing a One-Platform / One-Experience approach that is fast to train, easy to operate, and helps retain talent.

Please note that this role requires 3 days in the office in "flex-hybrid" mode.

Your responsibilities

• Develop and maintain big data solutions using Apache Spark
• Program complex production systems leveraging Java and Scala
• Contribute to platform engineering initiatives on Microsoft Azure cloud infrastructure
• Build, maintain, and enhance CI/CD pipelines using modern cloud-friendly build systems like GitLab
• Implement containerization strategies across development, build, and runtime environments
• Deploy and orchestrate containerized workloads with Kubernetes
• Collaborate with cross-functional teams across Front Office, Finance, and Risk to deliver platform capabilities
• Ensure scalability, performance, and cost-efficiency of cloud PaaS components
• Participate in architectural discussions and influence key technical decisions

Our requirements

• 2+ years of experience in software development with big data technologies
• Expertise in Apache Spark for big data processing
• Proficiency in Java and Scala for building complex production systems
• Background in platform engineering roles on a major cloud provider (ideally Microsoft Azure)
• Skills in developing and operating CI/CD pipelines using GitLab or similar cloud-friendly build systems
• Hands-on experience with containerization and Kubernetes across development, build, and runtime environments
• Ability to collaborate effectively within a large global team
• English proficiency at an Upper-Intermediate level (B2) or higher

Optional

• Production experience with Terraform on a major public cloud provider (ideally Microsoft Azure)
• Experience with Databricks
• Knowledge of Python
• Understanding of information modeling, data structures, and algorithms
• Knowledge of testing, instrumentation, observability, and alerting tooling
• Background in technical architecture and low-level design
• Knowledge of Agile development and planning practices

What we offer

We gather like-minded people:

• Top tech minds driving innovation in AI, cloud and digital platform modernization

• Supportive team and agile, startup-like culture

• Hybrid by design mode and opportunity to work remotely within Poland

• Chance to work abroad for up to 60 days annually

• Business-driven relocation opportunities

We provide growth opportunities:

• Career development programs

• Thought leadership, mentoring, soft skills and well-being programs

• Certification (Anthropic, Gemini, GCP, Azure, AWS)

• English classes

We cover it all:

• Stable pay

• Participation in the Employee Stock Purchase Plan with a 15% discount

• Benefits package (health insurance, multisport, shopping vouchers)

• Referral bonuses up to $2,000

• Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more

• Corporate, social and well-being events

Please, note:

• Benefits listed above are available to employees only

• We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually

• We will reach out to selected candidates exclusively

This is how we work on a project

• Continuous Deployment
• Continuous Integration

Development opportunities we offer

• conferences in Poland
• development budget
• external training
• industry-specific e-learning platforms
• intracompany training
• mentoring
• soft skills training
• space for experimenting
• substantive support from technological leaders
• support of IT events
• technical knowledge exchange within the company

Benefits

• private medical care
• life insurance
• flexible working time
• fruits
• integration events
• retirement pension plan
• no dress code
• video games at work
• coffee / tea
• parking space for employees
• leisure zone
• employee referral program
• charity initiatives

Recruitment stages

• Recruiter Interview (30 min)
• Technical Interview (90 min)
• Manager Interview (60 min)
• Meeting with the Project Team or Client (60 min, optional)
• Welcome Aboard!

EPAM Systems (Poland) sp. z o.o.

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

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