• Develop software components using C and Rust • Contribute to the development of technical project documentation and user documentation • Participate in conference calls and face-to-face meetings with the Customer and Customer partners • Comply with the best engineering practices, technical standards, and quality criteria set forth on the project • Report on status and progress according to the project and company demands • Spot current deficiencies in the development process, adopted procedures, engineering practices, environment configurations, etc., and suggest improvements • Escalate technical issues to the Architect, Team Lead, and Project Manager • Improve your qualification within the areas of expertise by attending various training courses, seminars, and/or other educational organizations

• Build new products and features 0 to 1 • Take ownership of projects from conception all the way to shipping, ensuring modular, maintainable, and high-quality code • Deliver value to our end users across our entire system while considering performance, scale, security, and maintainability • Shape our product direction by talking to users and collaborating with other teammates in feature brainstorms/roadmap planning • Provide thoughtful code reviews and technical guidance to peers, helping to improve overall team quality • Help us build a great team — interview candidates, refer great engineers, etc.

• Lead the design and development of new instant messaging features, ensuring the system can handle high concurrency with strong performance, scalability, and reliability. • Build and maintain microservices based on Spring Cloud, including service discovery, configuration management, load balancing, and traffic governance. • Work with large-scale data pipelines to analyze and process message data, supporting product decisions and improving system efficiency. • Design and optimize storage and retrieval architectures for massive datasets, ensuring stable and efficient data operations. • Drive performance tuning, handle production incidents, and lead major refactoring efforts to improve overall system stability and throughput.

• Collaborate with stakeholders to learn about our customers biggest challenges. • Measure, inspect, and drive decisions using data. • Design, test, code, and instrument new solutions. • Develop and maintain CI/CD pipelines using tools such as Azure DevOps or GitHub Actions. • Implement Infrastructure as Code (IaC) using tools like Terraform. • Strengthen and drive our engineering process with TDD and BDD, Microservice and Vertical Slice Architectures. • Support live applications, promote proactive monitoring, rapid incident response, and continuous improvement. • Analyze existing systems and processes to identify bottlenecks and opportunities for improvements. • Mentor and learn from your peers, foster continuous learning within your team and organization.