Java Developer with AWS & Payments Cards Domain

Role: Java Developer with AWS & Payments Cards Domain Experience, Mandatory Skills: Java Microservices, Microservices, Spring Boot, Data structures algorithms and system level design principles, AWS. Payments System, * Design develop and optimize backend services for card payments and transaction systems ensuring low latency fault tolerance and multiregional resiliency.

• Build high through put APIs and microservices using modern Java frameworks Spring Boot Reactor
• Collaborate closely with product architecture and SRE teams to evolve Vision Next Vision PLUS services for cloud native real time scalability.
• Use AWS services ECS Lambda RDS to architect resilient secure and observable applications.
• Write efficient algorithms for transaction routing settlement reconciliation or fraud detection modules
• Contribute to system design sessions and architecture decisions applying deep reasoning to scalability trade offs consistency models and data partitioning.
• Evaluate and optimize application throughput concurrency handling and API lifecycle management across multi region clusters.
• Implement DevOps and CICD automation for build test and deployment pipelines GitHub Actions Jenkins or Code Pipeline.
• Mentor junior engineers conduct code reviews and drive engineering excellence through reusable design patterns.

• Strong proficiency with Java Spring Boot data structures algorithms and system level design principles.
• Solid understanding of AWS core services and architectural best practices for scalable distributed systems.
• Experience with multi region active or near real time architectures for payment or settlement systems.
• Deep debugging profiling and performance optimization skills in concurrent distributed environments.
• Strong analytical reasoning and data driven problem-solving mindset.

Preferred Qualifications

• Expertise in Python programming for backend development and automation.
• Experience with Vision Next or Vision PLUS modules CMS ASM or TRAMS or other card processor platforms.
• Familiarity with payment rails Visa Mastercard RTP ACH and transaction lifecycle management.
• Knowledge of Kafka Redis or Aerospike for event driven processing and caching.
• Exposure to container orchestration ECS EKS or Kubernetes and observability platforms Grafana Datadog or Open Telemetry.
• Understanding of PCIDSS data encryption and regulated financial data operations.

Next Gen Software Solutions is a trusted provider of IT Staffing and consulting services dedicated to empowering businesses with cutting-edge technology solutions and exceptional talent. We specialize in delivering tailored IT consulting services, innovative software solutions, and connecting businesses with highly skilled IT professionals. Founded and led by a dedicated U.S. Army solider, Next Gen Software Solutions is deeply rooted in the core values of integrity, discipline, commitment, and experience-principles that guide every aspect of our operations., Next Gen Software Solutions is a trusted provider of IT staffing and consulting services dedicated to empowering businesses with cutting-edge technology solutions and exceptional talent. We specialize in delivering tailored IT consulting services, innovative software solutions, and connecting businesses with highly skilled IT professionals. Founded and led by a dedicated U.S. Army soldier, Next Gen Software Solutions is deeply rooted in the core values of integrity, discipline, commitment, and excellence-principles that guide every aspect of our operations.