Senior Software Engineer - Payment/Fintech Platform

About the job : Role : 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.