With ~200 employees, OpenCommerce Group is a leading technology organization that offers e-commerce products with offices in China, and Hanoi. We are fortunate to have a team that can target vast and vibrant markets, with the benefit of ten years in the eCommerce industry and over one million online sales sector customers around the world. most nations in the world, such as the United States and China. The aim of the OpenCommerce Group is to create a product ecosystem to facilitate and improve e-commerce in general, as well as cross-border commerce in particular, and to serve as a launching pad for entrepreneurs. Starts expands and performs in the online world. We're expanding rapidly, and we're searching for top talent to help us create a global Commerce Community. Join OpenCommerce Group to expand the scope of your work.
RESPONSIBILITIES
Design and build scalable backend services for business reporting systems and internal operations tools
Design database schemas, write complex queries, and optimize performance for reporting databases and data warehouses
Implement caching, indexing, and data sync mechanisms to ensure fast query response and high system reliability
Monitor system health, fix bugs, and optimize backend performance across all internal tools
Review code, enforce engineering standards, and mentor junior and mid-level developers
Collaborate with Product Managers, Data teams, and internal business users to turn operational needs into technical solutions
REQUIREMENTS
At least 4–5+ years of backend development experience using Python, Golang, or Node.js (Strong Mid-level to Senior)
Proficient in using AI coding tools (Claude Code, Cursor, GitHub Copilot, Cline, etc.) to speed up development, debug, and solve daily technical problems
Strong experience with database design (PostgreSQL, MySQL, or NoSQL), complex query optimization, and caching solutions (Redis / Memcached)
Solid foundation in System Design, RESTful APIs / gRPC, microservices, and asynchronous processing using message queues (Kafka, RabbitMQ)
Hands-on experience with Docker, CI/CD pipelines, and deploying applications in Kubernetes (K8s) environments
Nice to have:
Experience in building or optimizing data and reporting systems (Data Warehouses, OLAP systems, and analytical query optimization for large datasets)
Hands-on experience integrating LLM/AI APIs into production systems (RAG, OpenAI/Anthropic APIs, automated data processing with AI)
BENEFITS
You'll find this place irresistible Enjoy top-tier compensation, including: Compensation & Rewards
Competitive monthly NET salary, transparent and fully take-home
up to 16 months’ salary per year, including a 13th-month salary, quarterly incentives, and annual performance bonuses.
Work Flexibility & Time Off
24 remote working days per year, enabling a healthy work–life balance
12 days of paid annual leave, in addition to public holidays
Flexible working hours, Monday to Friday – weekends are fully yours
Well-being & Employee Care
Annual health check-ups
Full social insurance coverage (BHXH) in compliance with Vietnamese labor regulations
Company-sponsored sports clubs to support both physical and mental well-being
Regular company trips and team bonding activities
Career Growth & Work Environment
Be part of a fast-growing global B2B SaaS organization
Clear and accelerated career development and promotion pathways
Collaborate with talented, diverse, and high-performing teams across regions
Work in a modern, open, and empowering environment where individuality is respected and potential is nurtured
We are not just building products — we are building a workplace where people can grow, perform at their best, and create long-term impact.
