We're looking for a Principal Software Engineer
This role is Office Based, Hyderabad Office
We are seeking a highly experienced Principal Backend Engineer with robust hands-on expertise in Java and Python to design, build, and scale enterprise-grade talent management platforms.
In this role, you will act as a technical leader—owning backend architecture, driving engineering excellence, and collaborating closely with product, data, and platform teams to deliver reliable, scalable, and high-performance systems.
In this role you will…
Design, develop, and optimize high-performance backend services using Java and Python
Lead the design and implementation of microservices-based architectures
Build and maintain RESTful APIs, data pipelines, and event-driven systems
Ensure system scalability, reliability, security, and performance
Collaborate with product, frontend, data, and platform teams to translate business needs into technical solutions
Drive backend best practices around code quality, testing, observability, and security




Mentor and review code for senior and mid-level engineers
Participate in architectural reviews and influence long-term platform strategy
Support production systems through monitoring, troubleshooting, and performance tuning

You have what it takes if you have…

Python Stack (Must Have)
Python 3.11+ – async/await, type hints, dataclasses
FastAPI & Pydantic – API development, request/response validation, OpenAPI specifications
SQLAlchemy – ORM usage, async queries, Alembic migrations
Async Programming – asyncio, async DB access, non-blocking I/O
Testing – pytest, async testing patterns, mocks, fixtures

Java Stack (Must Have)
Java 17 / 21 – contemporary Java features, records, pattern matching, virtual threads
Spring Boot 3.x – REST APIs, validation, Actuator, configuration management
Spring Data JPA – repositories, custom queries, entity relationships
Spring Security – JWT, OAuth2, authentication and authorization
Test

📌 Principal Software Engineer Hyderabad (India)
🏢 Cornerstone OnDemand
📍 India