Backend Developer Serverless New Delhi

Backend Developer Serverless New Delhi Company: Mufin Green Finance Job Location: New Delhi, Delhi, India Employment Type: Full-time Experience Required: 3 - 5 years Backend Developer Serverless & Cloud Infrastructure (LOS Systems) Experience: 35 years | Function: Engineering Lending / Loan Origination Systems About the Role We're looking for a backend engineer to build and maintain services for our Loan Origination System (LOS) someone equally comfortable writing serverless code and reverse-engineering undocumented legacy systems, while working directly with senior management to deliver solutions rapid. Key Responsibilities Build and maintain backend services for LOS workflows: application intake, underwriting, disbursement, and loan lifecycle APIs Design and develop backends using both . NET/C# and Node.js/TypeScript, depending on the service Design and deploy serverless applications on AWS (Lambda, API Gateway, Step Functions) Reverse-engineer existing modules with little/no documentation and rebuild functional understanding from scratch Automate manual processes (reconciliation, reporting, batch jobs) via scripting/serverless functions Provision and manage AWS infrastructure (Lambda, RDS, S3, IAM, CloudWatch, SQS/SNS) Own deployment of small applications end-to-end, and work directly with senior stakeholders on ambiguous, quick-turnaround requirements Required Skills 35 years backend/service-side development experience Robust hands-on experience in . NET (latest version) / C# for backend development Strong TypeScript, with hands-on experience writing serverless backends on Node.js Hands-on AWS experience: Lambda, API Gateway, RDS, S3, IAM, CloudWatch, SQS/SNS Proven experience reverse-engineering systems and debugging across services/integrations Robust analytical skills and comfort working directly with senior management under ambiguity Positive to Have LOS/lending domain exposure: credit bureau APIs, KYC/e-KYC, e-NACH, disbursement workflows Familiarity with RBI/NBFC compliance norms (KYC Master Direction, data localization) PostgreSQL experience; event-driven architecture (SQS/EventBridge) .