Project information:

• Industry: Consulting
• Location: 100% remote with once a month visits in Kraków
• Type of employment: b2b or employment contract
• Budget: 160 net/h on a b2b contract
• Project language: Polish, English
• Project: migration from IBM OpenPages to a new technology to meet regulatory requirements
• Team: a full-stack team of 10 engineers (Front/Back/QA/SM)
• Start date: ASAP

Project scope:

• Analyze business and technical requirements for the Payments Operations Lifecycle (POL) project
• Design, develop, and optimize Java/Spring Boot microservices architecture
• Lead the migration of existing components to a scalable, cloud‑native architecture
• Perform JVM tuning, memory optimization, and application diagnostics
• Oversee operational support and stability of payment solutions
• Enforce DevOps best practices (CI/CD pipelines, automation)
• Lead architectural discussions and coordinate with stakeholders

Required Qualifications

• Bachelor's degree in Computer Science or related field
• 10+ years of hands‑on experience in Java backend development and API architecture
• Proven expertise in designing APIs and creating architectural artifacts (gap analysis, LLDs, data models)
• Strong skills in Spring Boot, microservices, application security & authentication
• Solid understanding of Linux, networking, storage, and load‑balancing
• Expertise in JVM tuning and diagnostic tools for performance optimization
• Hands‑on experience with Docker, Kubernetes, and service mesh technologies
• Proficiency with monitoring/observability tools (AppDynamics, Splunk, Jaeger, Kiali, OpenTelemetry)
• Familiarity with cloud infrastructure (VPC, IAM, firewall) and DevOps practices
• Expert‑level SQL coding abilities
• Excellent English communication skills (written and verbal)

Nice to Have

• Experience in the payments domain
• Scrum certification
• UI/UX design experience in Java applications

What We Offer

• Fully remote work with monthly trips to the client's office in Kraków
• Flexible employment terms (UoP or B2B)
• Training budget and professional development opportunities
• Collaboration with seasoned architects and specialist teams
• Modern tools and technologies in a dynamic environment
• Healthcare and Multisport benefits
• Group insurance