(Senior) Back End Developer

1. INTRODUCTIONFounded in 2010, Ban Vien Corporation has embarked on an inspiring journey, evolving into a trusted technology partner that has left an indelible mark in the realm of software development and embedded system development. Today, our influence extends both domestically and internationally, showcasing our commitment to driving digital transformation. At Ban Vien, we relentlessly pursue innovation across diverse industries like Edutech, Fintech, Retail, Automotive, Smart IoT, and Logistics. Our comprehensive services span Digital Consulting, R&D, Software Development, and Dedicated Development Centers. This global expansion includes valued clients and esteemed partners in the United States, Germany, Japan, Singapore, China, Hong Kong, Thailand, Malaysia, and Vietnam.2. JOB DESCRIPTIONDevelopment of backend systems with the following responsibilities:

• Requirement Analysis: communicating with PM (Product Manager) to get, understand and analysis requirement via Scrum planning or meetings. Working with frontend members to clarify Rest APIs before implementing (if need).
• Design: good knowledge of database design, system design and the architecture of the system. o Technical design for new features. o Review/feedback technical design for other members’ tasks.
• Coding (CD): implementing tasks with knowledge and applying: o Basic techniques (unit test, an ORM framework, a web framework). o Applying SOLID principles when implementing. o Solving technical related difficult problems (library conflict, system scaling, fault tolerance, distributed transaction, track logs for distributed system, integrating with 3rd party system, …) and database related difficult problems (query optimizing).
• Integration Test (IT): implement and maintain integration testing with CI.
• Deployment (CI/CD): implement CI/CD flows/pipelines with TeamCity, Argo CD, Helm, K8S, Docker.
• Modify, revise source code after other members’ code review.
• Code review for other members.
• Fix bugs raised by QA members.3. REQUIREMENTS
• Bachelor’s degree or above in Computer Science, Computer Engineering, Information Technology, or equivalent.
• Upper-intermediate proficiency in Golang; strong Java/Scala experience is also acceptable.
• Minimum 4 years of experience as a backend software engineer, including designing and developing backend APIs and services with MVC and ORM frameworks on relational databases such as SQL Server and MySQL.
• Experience with microservices architecture, OOP or functional programming, and design patterns.
• Experience with at least one message queuing technology, such as ActiveMQ, Apache Kafka, or Redis.
• Familiarity with modern build/deploy pipelines and tools (Jenkins/TeamCity, Docker, Kubernetes, Argo CD, Helm).
• Good knowledge of Linux (CentOS, Ubuntu) and related tools (SSH, terminal usage).
• Knowledge of unit testing and TDD.
• Familiarity with Agile/Scrum.
• Familiarity with AWS/Azure cloud services; cloud certification is an advantage.
• Experience with monitoring tools (Grafana, Splunk) and indexing/search libraries (Solr, Elasticsearch).
• Able to write technical designs (system/module-level architecture, API design, database schema) based on business requirements.
• Experience using AI models/tools to support and accelerate development work. SOFT SKILLS:
• Strong problem-solving and analytical thinking.
• Strong English communication.
• Good communication skills for cross-functional/cross-team collaboration.
• Ability to work effectively in a team.
• Ability to work independently and perform well under high pressure.
• Strong self-learning capability and willingness to pick up new technologies.4. COMPANY BENEFITS
• 13th Salary + Performance Bonus.
• Pass Probation Bonus.
• Premium healthcare insurance benefits (PVI Insurance package) and family medical benefit (based on the level of experience).
• Provide an e-learning platform to encourage continuous learning and support employees' development toward the T-shaped skill model.
• Flexible working time: only 8 hours required as continual working-time at the office.
• Annual leave up to 17 days: 12 days paid leave + 5 days’ sick leave.
• Professional and Personal Development Training Programs.
• 4 Stars standard company trip in summer and a big annual Year-End-Party.
• Coffee and snacks provided.
• Holiday celebrations and parties for team members and family.