Software Engineer, Zalopay

6 months ago


Ho Chi Minh City, Vietnam VNG Full time

**Trust & Safety team** at ZaloPay gather highly motivated team players who dedicate in building ZaloPay as the most trusted e-wallet and best against to bad actors in Vietnam fintech market. By developing and adapting advanced tech-driven prevention mechanisms/solutions while focusing on the user growth and customer experience, we aim to make risk management capability as a core and key differentiation of ZaloPay comparing to other competitors.
We are looking for a savvy, motivated, team-oriented Software Engineer to join our Trust & Safety Platform team. The hire will be responsible for the full life-cycle in software development (e.g., design, implementation, testing, optimization, maintenance) of our
**Risk Decision Engine** and its supportive risk evaluation components. This large-scale & high-availability platform must examinate all users on several steps of user journey to respond with low latency in real-time for the best on-time protection maximization.

The Engineer will work closely with our risk pillar owners, data engineers, machine learning engineers on new mechanism/solution initiatives and will ensure optimal system architecture is consistent throughout ongoing projects. They must be self-directed and comfortable supporting needs of multiple teams, systems and products.
As a Software Engineer in our team, you will have the opportunity to:

- Work closely with stakeholders including Policy & Operations, Data Science team members to identify any product/functionality gaps, build and collaborate internal products and technology teams to define the necessary development to support solution delivery;
- Design and develop a robust, high-volume (thousand tps), low-latency (under 50ms), high-availability (zero downtime) backend platform with optimal software architecture;
- Participate in complex architectural discussions that involve multiple systems/services;
- Own implementation of modules/services/products, identify their bottlenecks, keep investing effort to maximize its quality and well prepare for scale-out readiness;
- Pro-actively respond in identifying and troubleshooting integration or technical issues;
- Work with devops engineers to identify, design, or implement internal software development process enhancement: automating manual processes, optimizing CI/CD & infrastructure for greater scalability;
- Challenge the status when needed.

**Yêu cầu**:
**Back-end Software Engineer** role, who has attained a Graduate degree in Computer Science, Statistics, Informatics, Information Systems or another quantitative field.
- Preferably, you should also have the following qualifications: Experience in object-oriented programming, multi-threading, web-service programming; Proficiency in the Java programming language;
- Experience in relational databases such as MySQL, Postgres, etc;
- Experience in using caching technologies Redis, Memcache;
- Experience with Git source control and effective branching and release management practices;
- Ability to debug, diagnose and resolve complex Java bugs throughout the stack/tracing log;
- Experience in non-relational databases such as MongoDB, Cassandra, etc. is an advantage;
- Be able to work independently and as part of a team;
- A sense of ownership and a passion for delighting customers through innovation and creative solutions to sophisticated problems;
- Good communication skills in a collaborative environment; Understanding and implementation of security and data protection is a plus;
- Demonstrated ability to learn new technologies quickly.



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