Backend Engineer

• Design, build, and own Spring Boot microservices and Web APIs from data model through Kubernetes deployment
• Take end-to-end responsibility for features, including schemas, services, API contracts, tests, pipelines, and production behaviour
• Use AI assistance across design, implementation, refactoring, testing, and code review while maintaining accountability for merged code
• Establish the team's AI-assisted engineering practices, review gates, guardrails, and onboarding approach
• Pair with engineers on complex problems and share context
• Contribute to architectural decisions regarding service boundaries, communication patterns, and data ownership
• Maintain GitLab and Jenkins pipelines, test suites, container builds, and Terraform-managed infrastructure
• Review code
• Collaborate with product, QA, and DevOps to turn ambiguous requirements into shippable solutions
• Set technical direction and mentor engineers as a lead
• Engagement runs through the end of the year, with a high probability of extension

Senior Java Developer

• Build high-performance backend services and APIs for enterprise-grade SaaS applications
• Develop scalable, secure Node.js microservices and Salesforce ecosystem integrations
• Create modern front-end experiences using Vue.js and TypeScript
• Build CI/CD pipeline tooling, automation frameworks, and developer productivity infrastructure
• Implement real-time data processing and event-driven architectures for sensitive enterprise data
• Own significant parts of the architecture and ship production code
• Collaborate directly with engineering leadership, product managers, and the CEO
• Take ownership of systems end-to-end and contribute to company growth

Senior Node.js Developer

• Build and own the connector and adapter layer so providers can be added or replaced through configuration and thin adapters
• Migrate payment methods from redirect flows to server-to-server and embedded flows where supported, and measure the results
• Own reconciliation, transaction status handling, method configuration and payment flows into the client portal downstream of the orchestration layer
• Make transaction status reliable end to end through active polling, idempotent processing and reconciliation
• Build observability over transaction status and provider performance
• Specify and review orchestration platform behavior including transaction state machines, idempotency, polling, routing and cascading rules
• Support integration work for the card programme
• Extend the integration set to acquired entities through configuration rather than new builds
• Take over the integration codebase, strengthen transaction status handling and ship a first server-to-server integration
• Establish the adapter layer, launch providers against it and make transaction status and provider performance observable
• Lead migration to server-to-server and embedded flows across payment methods and extend integrations to other entities

Backend Engineer jobs in Belarus

Senior Java Developer

Senior Node.js Developer

Senior Backend Engineer – Payments