Senior Backend Engineer — Multi-Tenant Fintech Infrastructure

About the Role

Daixta is building a structured financial intelligence layer for SME & equipment finance workflows. We are preparing controlled enterprise pilot programs and are seeking a senior backend engineer to design and build the core ingestion and multi-tenant architecture powering our system. This is foundational infrastructure work — focused on data isolation, ingestion pipelines, and structured financial signal processing.

Key Responsibilities

• Design and implement multi-tenant backend architecture • Build secure PDF ingestion & processing pipeline • Develop structured transaction data model • Implement queue-based batch processing • Ensure strict tenant-level data isolation • Build REST APIs for structured summary outputs • Implement logging, monitoring, and failure tracking • Collaborate closely with ML engineer on signal layer integration Required Experience • 5+ years backend engineering experience • Strong proficiency in Python (FastAPI/Django) OR Node (NestJS) • Experience designing multi-tenant systems • Experience building ingestion/data pipelines • Strong PostgreSQL data modeling skills • Experience with queue systems (Celery / RabbitMQ / SQS) • Experience implementing logging & monitoring • Understanding of secure file handling Strongly Preferred • Experience in fintech or financial systems • Experience handling PDF document ingestion • Exposure to financial transaction data • Experience in early-stage startup environment What This Role Is Not • Not a frontend-heavy role • Not an AI research position • Not a DevOps-only role • Not a junior backend position We are seeking someone comfortable owning system architecture decisions.

Compensation

India-based compensation range: ₹24,00,000 – ₹42,00,000 INR annually (or competitive contract equivalent) Compensation may include long-term equity participation.

Selection Process

-Architecture discussion (multi-tenant design) -Short take-home system design task -Final technical interview

We prioritize systems thinking and practical architecture experience over framework familiarity.

How to Apply

Please share: • Resume • GitHub (if available) • Brief description of a multi-tenant or ingestion system you have built