Working location
19 Duy Tan, Hanoi, Vietnam
Hiring process
2 Rounds
(online - offline)
Domain
Fintech
(
Live Product - Real End Users
)
Contact us
(+84) 962-423-402 or [protected info]
Why you'll love working here
Attractive salary package (negotiable in the interview)
100%
salary from probation period
24 paid day-offs
(effective from probation period, excluding Public Holidays)
Social Insurance on full salary
Premium
Health Insurance package (options for family members)
Annual health check at International hospital
Company trip & Occasional gifts (from probation period)
Lunch allowance
2.000.000đ
/person/month
Yearly learning budget
$300/person
Yearly Position Level Assessments
Pantry Offering
High-end MacBook or laptop, monitor, and other devices as required
Paid OT & Flexible Check In/Out
Responsibilities
Design, develop, and maintain scalable backend services and frontend applications.
Build high-performance fintech/product systems handling large-scale concurrent users and transactions.
Design and implement microservices, distributed systems, APIs, and event-driven architectures.
Optimize system performance, scalability, reliability, and application responsiveness.
Collaborate with Product Managers,
Designers,
Mobile Developers, and DevOps teams to deliver high-quality products.
Develop secure, maintainable, and reusable code following engineering best practices.
Troubleshoot production issues, performance bottlenecks, and system challenges.
Maintain technical documentation and provide regular progress updates to stakeholders.
Work collaboratively with internal teams and external partners to ensure product quality and delivery alignment.
Your skills and experience
Qualifications
5+ years of experience as full-time Full Stack
Developer (
strong NodeJS/NestJS
) and hand-on ReactJS experience
Experience building scalable microservices, distributed systems, and high-concurrency platforms.
Hands-on experience with Docker, Kubernetes, CI/CD, monitoring, and performance optimization.
Technical Skills
Strong understanding of Clean Code, SOLID principles, scalable architecture, and system design.
Solid knowledge of REST APIs, asynchronous processing, caching, message queues, and event-driven architecture.
Experience with
PostgreSQL, Redis
, Neo4j, or other relational/NoSQL databases.
Familiarity with cloud platforms such as GCP, AWS, Azure, or OVHcloud.
Good understanding of application security, authentication/authorization, and testing practices.
Soft Skills:
Strong problem-solving skills and ability to work independently in Agile/Scrum environments.
English communication skills (from basic level)
Nice to have:
Mentoring or technical ownership experience.
About SoftFlex LLC
We are a global information technology (IT) company specializing in the development of B2B enterprise solutions, B2C products focus on entertainment applications, e-wallets, and online payment solutions