Senior Java Developer with AWS expertise

We are looking for a Senior Java Developer with AWS expertise to join our team and contribute to high-priority Cost Basis services aimed at enhancing system resiliency and modernizing APIs. This role involves working in a cloud-native, serverless environment while focusing on improving critical business processes and reducing technical and vendor risks.

This role offers a hybrid model, with 3 days per week working from the client's office in Krakow or Gdansk, Poland.

Responsibilities

• Implement caching mechanisms for vendor calls within the existing Cost Basis services

• Migrate selected business logic from REST APIs to a new GraphQL service

• Deliver improvements to reduce risk and enhance system stability

• Focus on the SMN application with occasional involvement in other Java-based Cost Basis services

• Collaborate with distributed teams and take on a Tech Lead role in technical initiatives

Requirements

• 3+ years of experience in Java and backend service development

• Hands-on experience with AWS, especially ECS and ElastiCache

• Experience with API design and refactoring using REST and GraphQL

• Familiarity with test automation tools

• Experience with JIRA, Confluence, and production support tooling

• Willingness to utilize agentic AI tools for technical analysis

• Excellent communication skills with a track record of leading technical teams (Tech Lead or Lead Developer)

• English proficiency at B2 level or higher

Nice to have

• Experience with monitoring and analysis tools like Splunk or Honeycomb

• Knowledge of serverless architecture

• Background in large-scale, distributed environments

• Capability to manage offshore teams and drive end-to-end project delivery

We offer/Benefits
We gather like-minded people:

• Engineering community of industry professionals

• Friendly team and enjoyable working environment

• Flexible schedule 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:

• Outstanding career roadmap

• Leadership development, career advising, soft skills, and well-being programs

• Certification (GCP, Azure, AWS)

• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru

• English classes

We cover it all:

• Stable income (Employment Contract or B2B)

• Participation in the Employee Stock Purchase Plan

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

• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more

• Referral bonuses

• Corporate, social and well-being events

Please, note:

• The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.

• We will reach out to selected candidates exclusively.

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.