Tóm tắt công việc
As a Principal Software Engineer, you will play a critical role in designing, developing, and deploying innovative software solutions that support the success of our business. You will be a technical leader, mentor, and collaborator, inspiring your team and sharing your expertise with technical leaders across the organization. Your contributions will influence the architecture of our development teams and shape the future of the industry.
Key Responsibilities:
Design and implement scalable, innovative software solutions that enhance the customer experience across multiple teams
Provide technical leadership and guidance to development teams, influencing both problem-solving approaches and solution implementation
Identify and champion technical issues and potential innovations to senior leadership
Foster a culture of simplicity in architecture and code, balancing legacy system improvements with new development
Collaborate with leaders across the company to align technical initiatives with organizational values
Mentor and develop other engineers, contributing to the growth of the next generation of technical leaders
Actively seek out diverse perspectives and feedback to continuously improve your work and the direction of the teams
Competitive compensation package
Hybrid working model: 9:00 AM 6:00 PM, Monday to Friday, with one remote Friday every week
Paid time off: 12 days of annual leave, plus 1 birthday leave and 1 Christmas leave
Premium health insurance and annual health check-up to keep you in top shape
Full coverage of social insurance
Free ELSA Premium membership to help you sharpen your English skills
International, collaborative, and high-energy work culture
Be part of a well-funded, fast-growing Silicon Valley startup, where innovation and agility are at the core of what we do
Lead a dynamic and innovative pedagogy and linguistics team.
Work at the storefront of AI applied to language learning.

Core Technologies
Backend: Strong production experience with Python (primary language)
Architecture: Distributed systems, microservices-based architectures
APIs: RESTful APIs (GraphQL is a plus)
Databases:
Relational databases (PostgreSQL / MySQL)
Experience designing schemas for scale and performance
Caching & Performance: Redis or similar caching strategies
Cloud & Infrastructure
Cloud platform: AWS (strongly preferred)
Experience with:
Cloud-native services
CI/CD pipelines
Monitoring, logging, and alerting
Strong understanding of availability, scalability, and fault tolerance
Engineering Practices
Deep knowledge of software architecture, design patterns, and system design
Experience refactoring and modernizing legacy systems in production
Strong opinions on clean code, maintainability, and long-term system health