Senior Software Engineer (Payments/Fintech) Key Responsibilities
- Design and build end-to-end product features (backend APIs, frontend components, and workflows)
- Develop backend services using NodeJS and expose well-structured REST APIs
- Build internal tools and dashboards using React
- Work with event-driven systems (SQS, webhooks) to support asynchronous workflows
- Integrate with payment systems, including workflows such as ACH debits, retries, and reconciliation
- Refactor and improve existing code to enhance maintainability, consistency, and performance
- Contribute to CI/CD pipelines and automation to enable safe and frequent releases
- Collaborate with product and operations teams to translate business workflows into scalable solutions
- Ensure features are built with reliability, traceability, and correctness in mind
Required Skills
- Strong experience with NodeJS and REST API development
- Experience building frontend applications using React and Next
- Solid understanding of REST API best practices (versioning, error handling, contract stability)
- Experience working with event-driven or asynchronous systems (queues, webhooks, etc.)
- Experience refactoring code for improved structure and maintainability
- Experience with CI/CD pipelines and automated deployment workflows
- Strong problem-solving skills and ability to build in fast-moving product environments
- Experience with rigorous automated testing frameworks (Unit, Integration, and E2E) within a test-driven development (TDD) environment.
Preferred Skills
- Experience with AWS SQS or similar queueing systems
- Exposure to US payment systems, ACH workflows, or financial transaction platforms
- Compliance & Security Mindset: Familiarity with PCI-DSS and SOC 2 compliance standards
- Understanding of payment lifecycle concepts such as retries, failures, and reconciliation
- Familiarity with CRM platforms such as TwentyCRM, Salesforce, or Zoho
- Experience with API documentation standards (OpenAPI / Swagger)
- Familiarity with AI-assisted development tools and modern coding practices
What Makes Someone Successful Here
- Strong product mindset — focused on delivering user and business value
- Ability to balance speed of development with system correctness
- Writes code that is clean, maintainable, and easy to evolve
- Takes ownership of features from concept to production
- Uses automation and modern tools (including AI) responsibly and effectively
NodeJS,ReactJs
