This role is for one of Weekday’s clients

Min Experience: 12+ years
Location: India
JobType: full time

We are seeking a highly experienced Principal Software Engineer – Data Backend to drive technical excellence across data-intensive backend systems. This is a highly hands-on Individual Contributor role focused on architecture, distributed systems, scalability, performance, and production-grade software engineering.

The ideal candidate will bring deep software engineering expertise to complex data systems, helping shape technical direction, lead high-impact engineering initiatives, mentor senior engineers, and remain closely involved in system design, coding, performance optimization, and production operations.

This is not a conventional data engineering or people-management role. The position is suited for a technical leader who can influence architecture across multiple teams while continuing to build and operate critical systems.

Requirements

Key Responsibilities
- Own the architecture and delivery of major data-intensive backend products or platform initiatives.




- Design and build scalable systems across areas such as batch and stream processing, data ingestion, orchestration, semantic systems, ontology layers, analytics, query processing, and data products.
- Drive system design decisions focused on scalability, reliability, maintainability, observability, performance, and data quality.
- Remain deeply hands-on with critical code, technical designs, architecture reviews, and production systems.
- Establish and uphold engineering standards for code quality, testing, operability, reliability, and system design.
- Identify and implement performance and cost optimizations across distributed compute, storage, querying, and data-serving layers.
- Provide technical direction across multiple engineering teams while remaining actively involved in implementation and delivery.
- Lead organization-wide or cross-functional technical initiatives from strategy and desig

📌 Principal Software Engineer (India)
🏢 Weekday AI
📍 India