Expert Backend Developer (AWS)

Develop and maintain high-performance backend systems and APIs using modern technologies such as serverless architectures, microservices, and containerization.

Define and evolve system and data architectures, ensuring they meet performance, scalability, security, and cost‑efficiency targets.

Deploy, monitor, and optimize backend services on AWS cloud infrastructure, ensuring high availability, performance, and cost-efficiency.

Collaborate closely with front-end engineers, devops, and product owners to deliver seamless, scalable solutions and align with business goals.

Coach and mentor mid‑ and junior‑level developers; lead architecture and code reviews to uphold best practices.

Troubleshoot and resolve issues in production and development environments promptly and effectively to minimize downtime.

Stay current with emerging backend technologies and trends, such as AI integration, edge computing, and new programming languages, to drive innovation.

Experience:5+ years building and operating production backend services.

Languages & Frameworks

AWS Expertise:Hands‑on mastery of serverless (Lambda, API Gateway, Step Functions), container orchestration (ECS/EKS), and core services (EC2, S3, RDS, DynamoDB, SQS/Kinesis).

Infrastructure as Code:Proven experience with Terraform, CloudFormation, CDK or Serverless Framework.

Data Management:Deep understanding of SQL (PostgreSQL/MySQL) and NoSQL (DynamoDB, MongoDB) data modeling, indexing, and performance tuning.

CI/CD & DevOps:Strong background in end‑to‑end pipeline automation (GitHub Actions, Jenkins, CircleCI), artifact management, and blue/green or canary deployments.

Security & Compliance:Solid grasp of cloud security principles, threat modeling, encryption, and compliance frameworks.

Soft Skills:Excellent problem‑solving, communication, and interpersonal skills. Demonstrated ability to influence technical decisions and drive cross‑functional initiatives.

Bonus:Experience with AI and machine learning integration.

Experience with Customer Data Platforms (CDPs) or similar technologies, including data ingestion, segmentation, and real-time personalization use cases

13th-month salary bonus, performance bonuses: 14th, 15th, 16th-month salaries and other bonuses based on the company's business results.

Holiday and Tet bonuses, special bonuses for outstanding achievements.

Salary increases based on ability and work performance.

Annual uniforms for employees.

Social insurance, 24/7 accident insurance, and personal health insurance.

Annual periodic health check-ups.

Annual leave policy for employees from 12-14 days/year.

Training and career development programs.

Professional and dynamic working environment, opportunities for promotion and career growth.

Team activities: Teambuilding, Cultural Day, Performing Arts, Sports Clubs...

Union activities: Gifts on occasions like March 8, October 20, International Children's Day on June 1, Mid-Autumn Festival...