Backend Developer Java, Golang, Python, NodeJS

We're a dynamic fintech startup on a mission to revolutionize how Gen Z and Millennials in Vietnam experience credit, payments and BNPL.

Forget clunky processes and outdated apps - we're building a sleek, mobile-first digital credit card and PayLater experience from the ground up. Partnering with leading banks, we combine stability with cutting-edge tech (think cool Saas platforms + our own awesome frontend!) to deliver a product that truly understands the digital generation.

Founded by former McKinsey partners and backed by global investors, we're on the lookout for next generation of visionaries who are not afraid of challenging the status quo. This is your chance to get in on the ground floor, shape a game-changing product, work with the latest tech (including Al!), and make a real impact in one of Southeast Asia's fastest-growing markets (and beyond).

If you're ambitious, thrive in a fast-paced startup environment, and want to build something amazing, keep reading!

Role Overview:

• Get hands-on building the powerful backend services that drive our fintech platform! You'll be a key player in developing APIs and integrations.
• Design, develop, test, and maintain backend microservices and APIs according to the architecture defined by the Lead Engineer.
• Implement integrations with our core SaaS platforms (CMS, Risk, Loyalty) and our partner bank's systems.
• Write clean, efficient, well-documented, and testable code.
• Collaborate with frontend engineers, product managers, and other teams to deliver features.
• Troubleshoot and resolve backend issues, ensuring system stability and performance. Utilize AI tools for code completion, debugging assistance, or generating unit tests.​

• Solid experience (5+ years) in backend development using relevant languages (Java, Go, Python, [protected info] - aligning with the Lead's choice) and familiarity with Card Management Systems
• Experience building and consuming RESTful APIs.
• Understanding of database concepts (SQL and/or NoSQL).
• Familiarity with software development best practices, including version control (Git), testing, and clean code principles.
• Strong problem-solving skills and a collaborative attitude.
• Eagerness to learn new technologies and the fintech domain. Comfortable using AI coding assistants.

• Competitive salary packages
• Stock options
• 5 days workweek (Sat & Sun holiday)
• 20 days annual leave
• Flexible working
• Health and wellness benefits
• Opportunities for professional development
• Creative and collaborative work environment

Why you should work here

At Circle, we believe in fostering a culture of innovation and creativity. Working with us means being part of a team that values your ideas and contributions. We offer a dynamic work environment where you can grow your skills and make a real impact.