Senior Backend Engineer

**A - SENIOR GOLANG ENGINEER**

**1/ JOB DESCRIPTION**

**Development 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.

**2/ 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.

**B - SENIOR . NET ENGINEER**

**1/ JOB DESCRIPTION**

**Development of backend systems with following responsibilities:**

• Requirement development: ensure the requirement of system/project is enough clear and they are transferred to all members of team/project via Scrum planning or meetings.
• Design phase: knowledge of database design, system design and the architecture of the system.
• Review/feedback sequence diagrams for other members’ tasks (if needed).
• Understand and follow/feedback database design, architecture design, framework/libraries of projects.
• Coding (CD) phase:
• Applying SOLID principles when implementing.
• Coding + bug fixing + code reviewing.
• Solving technical related difficult problems (query optimizing, data replication, library conflict, system scaling, fault tolerance, distributed transaction, track logs for distributed system, integrating with 3rd party system,…).
• Unit Test (UT) phase.
• Ensure that members apply unit testing framework/library if the customer requests or the quality of project is high.
• Ensure the testing coverage (%) as requested.
• Integration Test (IT): ensure that the whole system (modules, 3rd party) is integrated as the functional requirement.

**2/ REQUIREMENTS**

• Bachelor’s degree or above in Computer Science, Software Engineering, Information Technology, or equivalent.
• At least 4 years of experience in software application development, including 3 years of hands-on experience in . NET development.
• Deep knowledge of . NET Core, Entity Framework, WPF, and C#.
• Strong foundation in Object-Oriented Programming (OOP) and MVC frameworks.
• Practical experience applying SOLID principles, with solid skills in unit testing and integration testing.
• Experience working within the Scrum methodology and using CI/CD tools to deploy projects to production.
• Experience with at least one relational database, such as MS SQL Server, MySQL, or PostgreSQL.
• Experience with HTML, CSS, and JavaScript.
• Experience with front-end frameworks such as ReactJS is a plus.
• Experience with Docker and cloud providers.
• Experienced in in-depth debugging, memory management, and observability.
• 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.