Sr. Software Engineer I Job at Yum! (Ho Chi Minh)

Job Description

We are seeking a highly skilled and motivated Java Technical Leader to lead and grow a team of Software Engineers delivering scalable, secure, and high-quality backend systems. In this role, you will combine strong Java architecture expertise, technical leadership, and modern engineering practices, including effective use of AI-assisted tools to improve productivity, quality, and decision-making. You will work closely with international stakeholders, take end-to-end ownership of technical outcomes, and foster a culture of engineering excellence, continuous learning, and smart adoption of new technologies.

Job Responsibility

Lead, mentor, and coach a team of Software Engineers, supporting their technical growth and career development
Act as a hands-on technical leader, setting coding standards, architectural principles, and best practices
Foster a collaborative, inclusive, and learning-oriented team culture with strong ownership and accountability
Guide engineers on effective and responsible use of AI tools to enhance daily engineering work (e.g., design, coding, debugging, testing, documentation)
Proactively identify, troubleshoot, and resolve complex performance or scalability issues
Work closely with DevOps/SRE teams to improve CI/CD pipelines, deployment reliability, and runtime stability
Drive improvements in system observability, monitoring, and alerting
Ensure high standards of code quality through design reviews, code reviews, automated testing, and documentation
Design, develop, and review robust Java-based systems using Spring ecosystem and microservices architecture
Work effectively with cross-functional and international teams (e.g., UK, US)
Communicate complex technical topics clearly to both technical and non-technical stakeholders
Leverage AI-assisted developer tools (e.g., for code generation, refactoring, test creation, log analysis, incident triage, and documentation) to improve development speed
Explore and propose practical AI use cases in backend engineering, and system observability

Requirements

Strong expertise in Java, including OOP, multithreading, concurrency, collections, and performance tuning
Hands-on experience with Spring / Spring Boot, Spring Data, Dependency Injection (DI), and transaction management
Solid experience designing and building RESTful APIs and distributed microservices architectures
Experience with SQL databases (e.g., PostgreSQL) and NoSQL solutions (e.g., MongoDB, DynamoDB)
Strong understanding of data modeling, query optimization, and backend performance tuning
Hands-on experience with AWS (e.g., EKS, S3, RDS, Lambda)
Experience with CI/CD pipelines and modern DevOps practices
Familiarity with monitoring and logging tools such as DataDog for metrics, logs, and traces
Proficient with GitLab for version control and collaboration
Experience working in Agile / Scrum environments
Strong problem-solving skills and ability to make sound technical decisions under constraints

Nice to have

Proven experience using AI tools in daily engineering work (coding, debugging, testing, design, or operations)
Ability to mentor others on productive and responsible AI usage
Familiarity with Kubernetes (K8s): containerization, deployment, scaling, and service-to-service communication
Strong spoken and written English for international collaboration

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Sr. Software Engineer I

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