We are looking for a hands-on Senior Backend Engineer — Node.js/TypeScript to build Our platform's application and API layer.
You will own backend services, business logic, APIs, third-party integrations, asynchronous workflows, and application-level security and transaction controls.
You will work closely with our Lead Full Stack Platform Engineer, Senior PostgreSQL Database Engineer, Frontend Developer, and product/architecture team.
This is not an architecture-only role. We are looking for someone who designs systems and then builds them.
What You'll Do
Design and build production backend services using Node.js and TypeScript
Build secure, well-defined and versioned REST APIs
Implement authentication, authorization and role-based access controls
Build tenant-aware services and enforce multi-tenant authorization boundaries
Develop investor, issuer/property, onboarding, transaction, portfolio, wallet and marketplace backend workflows
Integrate external KYC/KYB and identity providers
Integrate with Fireblocks custody/wallet infrastructure
Build payment,



banking and other external service integrations
Implement secure webhook ingestion, callback processing and external/internal ID mapping
Design idempotent transaction workflows and protect against duplicate processing
Implement retries, exponential backoff, rate-limit handling, reconciliation and failure recovery
Build asynchronous workflows using queues/background jobs
Implement Redis-based caching and other distributed application patterns where appropriate
Work with the PostgreSQL Database Engineer on schema requirements, transaction boundaries and query patterns
Use Prisma ORM while understanding when database-specific approaches are required
Protect PII and financial data in transit and at rest
Implement structured logging, monitoring and application observability
Write unit, integration and API tests
Participate in code reviews and establish maintainable backend engineering standards
Work with AWS-based infrast

📌 Senior Backend Engineer — Node.js/TypeScript (India)
🏢 MeridianSquare
📍 India