Principal Software Engineer

We are seeking a highly experienced Principal Backend Engineer with strong 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 leaderowning 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 modern 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
• Testing JUnit 5 Mockito integration testing Testcontainers

Backend & Architecture

• REST APIs API-first design OpenAPI/Swagger documentation
• Microservices service decomposition inter-service communication
• Data Pipelines & Events asynchronous processing messaging patterns
• Database Design relational databases schema design performance tuning

DevOps & Cloud

• Docker containerization multi-stage builds
• Build Tools
• Maven (Java)
• Pants / pip / poetry (Python ecosystem)
• AWS EKS ECR RDS
• Cloud-Native Patterns scalable deployments resilience fault tolerance

CI/CD Monitoring & Collaboration

• CI/CD GitHub Actions automated testing and deployments
• Monitoring & Observability logging metrics tracing error tracking
• Version Control Git pull requests code reviews
• Collaboration working effectively in cross-functional agile teams

Extra dose of awesome if you have

• Experience with event-driven systems (Kafka SNS/SQS etc.)
• Exposure to GraphQL or gRPC
• Experience building SaaS platforms with multi-tenant architectures
• Knowledge of security best practices and compliance requirements
• Familiarity with AI/ML data pipelines or analytics platforms

#LI-Onsite

Our Culture:

Spark Greatness. Shatter Boundaries. Share Success. Are you ready Because here right now is where the future of work is happening. Where curious disruptors and change innovators like you are helping communities and customers enable everyone anywhere to learn grow and advance. To be better tomorrow than they are today.

Who We Are:

Cornerstone powers the potential of organizations and their people to thrive in a changing world. Cornerstone Galaxy the complete AI-powered workforce agility platform meets organizations where they are. With Galaxy organizations can identify skills gaps and development opportunities retain and engage top talent and provide multimodal learning experiences to meet the diverse needs of the modern workforce. More than 7000 organizations and 100 million users in 180 countries and in nearly 50 languages use Cornerstone Galaxy to build high-performing future-ready organizations and people today.

Check us out on LinkedIn Comparably Glassdoor and Facebook!

Required Experience:

Staff IC