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Senior Java Developer - Payments

VBeyond

Role: Senior Java Developer - Payments


Location - Vancouver, Canada or Seattle, WA - Onsite


Type: Contract

Position Overview


We are seeking a Senior Java Developer to build and operate backend services powering a payments platform. This includes microservices for transaction processing and AI/ML-powered capabilities such as LLM-backed APIs and automation workflows.

Key Responsibilities


Software Design & Development

  • Build scalable Java microservices for payment processing
  • Integrate with payment gateways (Stripe, Adyen, etc.)
  • Develop REST APIs and event-driven systems
  • Use AI coding tools for development acceleration
  • Build AI-powered services (RAG pipelines, LLM APIs)
Reliability & Operations
  • Own production services (monitoring, on-call)
  • Resolve latency and transaction issues
  • Implement resilience patterns (retry, circuit breakers)
  • Maintain SLAs for performance and uptime
  • Operate AI systems with observability and fallback mechanisms
Security & Compliance
  • Implement PCI-compliant data handling
  • Apply encryption and tokenization
  • Conduct threat modeling and vulnerability remediation
  • Implement AI security practices (PII protection, guardrails)
Collaboration & Leadership
  • Work with BSA, Product, QA
  • Mentor engineers and lead code reviews
  • Contribute to architecture and roadmap decisions
Vacancy posted 2 days ago
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