Senior Backend Developer

Way beyond a simple consulting firm, Source of Asia is an international business accelerator. In simple words, we enable our customers to explore, operate and grow business in Vietnam, across ASEAN, and further afield. We thrive on challenges, permanently motivated to learn and grow along the way. We believe success lies in the human relationships we build. This dynamic environment is the ideal gateway for talents, who believe, like we do, in sustainable growth. Our fast-growing company is permanently looking for new talents.

The following job description pertains to an external position that we are currently hiring for on behalf of our client. Submit your application today!

We're seeking an exceptional Golang developer to join our team at a critical stage in our product development. This role requires someone who can quickly absorb our existing architecture, collaborate seamlessly with our cross-functional team, and deliver high-quality code. The ideal candidate thrives in fast-paced environments, maintains exceptional code standards, and can adapt rapidly to our established codebase and business requirements. If you're ready to make an immediate impact, we want to talk to you.

• Write high-performance, production-grade Go code that scales efficiently
• Design and optimize distributed systems handling high throughput
• Architect robust, secure APIs that support multiple client platforms
• Identify and resolve performance bottlenecks through profiling and analysis
• Implement comprehensive automated testing for reliability and regression prevention
• Optimize database queries and data flow for maximum efficiency
• Build reusable components and maintain clean, maintainable code
• Stay current with emerging technologies and apply them appropriately
• Rapidly integrate into our existing development team and codebase
• Maintain 90%+ QA acceptance rate with high-quality, scalable code
• Conduct strategic refactoring to improve performance and maintainability
• Collaborate closely with front-end developers and project stakeholders

Core Expertise (Must-Have)

• 2+ years Golang production experience with microservices architecture
• Mastery in at least one additional language (JavaScript/TypeScript, Python, C#)
• Strong SQL (PostgreSQL) and NoSQL (MongoDB) database optimization
• REST API design and implementation
• API security implementation and authentication systems (ex: OAuth)
• Experience with messaging queues (Kafka, RabbitMQ)
• Git workflow proficiency and CI/CD pipeline understanding
• Containerization and orchestration (Docker, Kubernetes)
• Experience with high-concurrency distributed systems
• Advanced Skills
• Expert-level understanding of Go concurrency patterns, memory management, and runtime behavior
• Advanced Go programming (goroutines, channels, context package, sync primitives)
• Distributed systems design (consensus protocols, CAP theorem implementation)
• Proficiency in developing and integrating backend solutions for mobile applications, coupled with a solid understanding of the complexities of extensive management systems.
• Demonstrated ability to maintain high code quality standards, conduct refactoring activities, and deliver within tight deadlines.
• Demonstrated ability to architect scalable systems

Education & Soft-Skills:

• Engineering / Master's degree in Computer Science, IT, or related field (or equivalent professional experience)
• Collaborative mindset with ability to challenge status quo constructively
• Strong problem-solving skills, adaptability, and a rapid learning curve in understanding complex business logics and technical architectures

Other Nice-to-Have

• Experience leveraging AI tools at work (ex: Cursor/Winsurf/Cline/Copilot or other)
• Knowledge of server/api development using frameworks like: Express/Sequelize/Loopback/NestJS
• Understanding PDF generators: PhantomJS/Headless Chrome
• Understanding of payment features: Stripe/Paypal/Google Pay/Apple Pay/In App Purchase
• Experience with Jira, Scrum, Agile in general
• Track record of successful mid-project integration
• Front-end technologies knowledge
• Proficiency in any language (Preferred: Vietnamese, French, English)

• We offer a dynamic and collaborative work environment with supportive colleagues.
• Our team is diverse and promotes a culture of shared knowledge and teamwork.
• We foster a professional, international environment and encourage communication in English, French, and Vietnamese.
• Highly competitive salary for technical experts who can demonstrate exceptional skill
• Performance-based bonuses for delivering high-quality technical solutions
• Modern equipment optimized for development (MacBook, high-resolution monitors)
• Health insurance and benefits according to Vietnamese regulations