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
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)
- 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
- Implement PCI-compliant data handling
- Apply encryption and tokenization
- Conduct threat modeling and vulnerability remediation
- Implement AI security practices (PII protection, guardrails)
- 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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