(Senior) Engineer, Java

TAPTAP is Vietnam’s #1 Engagement & Loyalty platform with 3.5M users and 4,500+ partner stores across 15 industries. Our shareholders include Vietnam Investments Group (VIG) and United Overseas Bank Limited (UOB). VIG is a leading private equity firm in Vietnam with total funds under management of over USD 600 million and with stakes in over 35 brands in the market. UOB is a leading bank in Asia, headquartered in Singapore, with a global network of over 500 offices including Vietnam.  TAPTAP’s innovative reward platform maximizes customers’ benefits when they engage with their favorite brands. Simultaneously, we enable businesses of all sizes to better understand and engage with their valuable customers across offline and online channels while streamlining and digitalizing their operations  We are looking for a (Senior) Engineer, Java This role will report to Manager, Software DevelopmentYour role & responsibilities Develop mission-critical distributed applications using Java, .Net, and NodeJs for a broad range of clients and industries, utilizing state-of-the-art tools and agile methodologies. Work closely with business analysts and software architects to design reliable, secure, and highly efficient systems across multiple platforms; participate directly in technical decisions. Be actively involved in the complete project lifecycle, from requirements analysis to final delivery. Contribute to knowledge sharing and continuous improvement activities across Java, .Net, and NodeJs ecosystems. Implement large-scale, commercial-quality applications using multiple programming languages and frameworks. Adhere to programming conventions and good programming practices across different technology stacks. Design, develop, and execute unit tests for Java, .Net, and NodeJs applications. Collaborate with a professional team through daily Scrum meetings. Adhere to strict delivery schedules. Your skills & qualifications Bachelor’s degree in IT or related fields. 3 to 5 years of programming experience with Java, .Net, and NodeJs technologies. Strong experience in: Java 8 / Java 11 and Spring Framework (Spring Boot, Spring Data, Spring Cloud, etc.) .Net Core and C# NodeJs and popular frameworks (e.g., Express, NestJS) Strong knowledge of OOP, multi-threading, and parallel processing in various languages. Familiarity with application servers: Tomcat/Jetty for Java, IIS for .Net, and PM2 for NodeJs. Experience with Redis, Kafka, PostgreSQL, MongoDB, and MS SQL Server. Experience with design patterns and data modeling across different technology stacks. Experience with monitoring and tracing for distributed systems. Good English communication skills (verbal and written). Great motivation and willingness to learn new technologies across multiple platforms. Benefits for you Opportunity to be part of a pioneer team of a digital start-up with huge growth opportunities and strong backing from two organizations that are market and innovation leaders in their respective industries.  Provided working equipment (Laptop, Monitor…)  Full 100% gross salary during the probation period  02 days WFH per month  After probation:  Healthcare Insurance for employee 12 days of annual leave and 3 days of sick leave per year  Compulsory insurance contribution based on current law  Other benefits in accordance with Vietnamese labor law  Additionally, we offer:  Motorcycle parking fee coverage  Training and sharing sessions among teams  Monthly gatherings and engagement activities for special occasions (Christmas, New Year, Women’s Day, etc.)  Snacks, tea, and coffee available at the office  Grab/BE account provided for the Company’s business and work purposes (if any)