SabPaisa - Fullstack AI Developer

About the Role

You will build and own payment products used by 10,000+ merchants-payment gateways,

merchant dashboards, KYC systems, and subscription engines. You'll work in a small squad (2-4

engineers) with end-to-end responsibility from database schema to production deployment.

AI tools (Cursor, Claude, Copilot) are part of daily workflow. You'll use them to accelerate

development-scaffolding, debugging, documentation-while applying your judgment for

security, edge cases, and business logic.

Roles & Responsibilities

Build and maintain merchant-facing products-onboarding flows, dashboards,

payment checkout pages, transaction history

Develop payment APIs-transaction processing, webhook handling,

settlement reconciliation, refund workflows

Integrate with banking and payment partners-UPI/NPCI, card networks, net

banking, wallets, eKYC providers

Design database schemas and write optimized queries for high-throughput

transaction processing

Use AI coding tools (Cursor, Claude, Copilot) to accelerate development-

code generation, debugging, documentation, refactoring

Review and validate AI-generated code for security vulnerabilities, edge

cases, performance issues, and business logic correctness

Ship features end-to-end-from understanding requirements to production

deployment and monitoring

Debug production issues, respond to incidents, and maintain system

reliability

Tech Stack

React, Next.js, TypeScript, Node.js, Python, PostgreSQL, Redis, MongoDB, AWS, Docker,

Kubernetes

Requirements

3-5 years building web applications with at least one product shipped to

production

Proficiency in React/Next.js and Node.js or Python

Solid SQL skills-writing queries, understanding indexes, query optimization

Experience using AI coding tools (Copilot, Cursor, or similar) in development

workflow

Ability to review and validate AI-generated code for correctness and security

Comfortable working with ambiguous requirements and iterating based on

feedback

Good to Have

Experience with payment systems, UPI integration, or fintech domain

Exposure to LLM APIs, prompt engineering, or AI-powered feature

development

Open-source contributions or side projects demonstrating initiative

Benefits

Competitive compensation + equity

Hybrid work - 3 days in office

Health insurance for you and family

Learning budget for courses and conferences

Equipment of your choice

About SabPaisa

SabPaisa is an RBI-approved Payment Aggregator building inclusive payment infrastructure for

10,000+ merchants across education, healthcare, retail, and services.