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Mô tả công việcDeveloping and enhancement large scale systems using Java technologies: Collection/Insurance feature, Loan/Saving/Investing feature, Mobile App Platform, Delivery Services. Contribute in all phases of the development lifecycle;Write well designed, testable, efficient code;Ensure designs are in compliance with specifications;Identify bottlenecks and bugs, and devise solutions to these problems;Researching and developing new technologies, focus on mobile payments;Communicate with other Divisions in support production issue and bug fixing;Provide ad hoc support and advocacy to business subject specialists;Application support with a heavy emphasis on problem identification, diagnosis and resolution;Providing technical guide, proper instruction to low level members;Yêu cầu công việcHave Degree in Computer Science or related fields; 2+ years experience at server-side languages such as Java;Good knowledge of data structure and algorithms; OOP; SOLID; Experience with Spring framework (Spring Bean, Spring AOP, Spring Data, Spring MVC), Spring Boot, Hibernate;Experience with web servers, caching solution such as Redis;Be familiar with RDBMS such as MySQL/PostgreSQL or NoSQL databases such as MongoDB is a plus;

Mô tả công việcDeveloping and enhancement large scale systems using Java technologies: Collection/Insurance feature, Loan/Saving/Investing feature, Mobile App Platform, Delivery Services. Contribute in all phases of the development lifecycle;Write well designed, testable, efficient code;Ensure designs are in compliance with specifications;Identify bottlenecks and bugs, and devise solutions to these problems;Researching and developing new technologies, focus on mobile payments;Communicate with other Divisions in support production issue and bug fixing;Provide ad hoc support and advocacy to business subject specialists;Application support with a heavy emphasis on problem identification, diagnosis and resolution;Providing technical guide, proper instruction to low level members;Yêu cầu công việcHave Degree in Computer Science or related fields; 2+ years experience at server-side languages such as Java;Good knowledge of data structure and algorithms; OOP; SOLID; Experience with Spring framework (Spring Bean, Spring AOP, Spring Data, Spring MVC), Spring Boot, Hibernate;Experience with web servers, caching solution such as Redis;Be familiar with RDBMS such as MySQL/PostgreSQL or NoSQL databases such as MongoDB is a plus;

Mô tả công việcDeveloping and enhancement large scale systems using Java technologies: Collection/Insurance feature, Loan/Saving/Investing feature, Mobile App Platform, Delivery Services. Contribute in all phases of the development lifecycle;Write well designed, testable, efficient code;Ensure designs are in compliance with specifications;Identify bottlenecks and bugs, and devise solutions to these problems;Researching and developing new technologies, focus on mobile payments;Communicate with other Divisions in support production issue and bug fixing;Provide ad hoc support and advocacy to business subject specialists;Application support with a heavy emphasis on problem identification, diagnosis and resolution;Yêu cầu công việcHave Degree in Computer Science or related fields;1.5+ years experience at server-side languages such as Java;Good knowledge of data structures, system design and algorithms;Experience with Spring framework (Spring Bean, Spring AOP, Spring Data, Spring MVC), Spring Boot, Hibernate;Experience with web servers, caching solution such as Redis;Be familiar with RDBMS such as MySQL/PostgreSQL or NoSQL databases such as Cassandra, MongoDB is a plus;Knowledge of multiple front-end languages and libraries such as HTML/ CSS, JavaScript, jQuery;Be familiar with Git.Experience with ReactJS is a plus.

Mô tả công việcDeveloping and enhancement large scale systems using Java technologies: Collection/Insurance feature, Loan/Saving/Investing feature, Mobile App Platform, Delivery Services;Contribute in all phases of the development lifecycle;Write well designed, testable, efficient code;Ensure designs are in compliance with specifications;Identify bottlenecks and bugs, and devise solutions to these problems;Researching and developing new technologies, focus on mobile payments;Communicate with other Divisions in support production issue and bug fixing;Identify major areas of systems improvement and drive results, by being able to quickly translate new ideas into solid implementations;Lead in discussions with business teams regarding implementation and design of business processes;Provide leadership to the business in data quality analysis;Provide ad hoc support and advocacy to business subject specialists;Application support with a heavy emphasis on problem identification, diagnosis and resolution;Supporting line manager in the executive management;Providing technical guide, proper instruction to low level members;Other assignments from line managerYêu cầu công việcHave Degree in Computer Science or related fields;2+ years experience at server-side languages such as Java;Good knowledge of data structures, system design and algorithms;Experience with Spring framework (Spring Bean, Spring AOP, Spring Data, Spring MVC), Spring Boot, Hibernate;Experience with web servers, caching solution such as Redis;Be familiar with RDBMS such as MySQL/PostgreSQL or NoSQL databases such as Cassandra, MongoDB is a plus;Knowledge of multiple front-end languages and libraries such as HTML/ CSS, JavaScript, jQuery;Experience with ReactJS is a plus;Be familiar with Git.

Mô tả công việcPlatform Development:Design and implement APIs: Develop secure, well-documented APIs that allow merchants and users to create, manage, and monitor promotional/journey campaigns in real time.Develop scalable backend systems: Build reliable, fault-tolerant backend services capable of handling high user volumes while maintaining performance.Collaboration Teamwork:Work with cross-functional teams: Collaborate with frontend engineers and product owners to ensure the backend systems integrate seamlessly with the overall platform.Participate in code reviews: Regularly review and provide feedback on team members' code to maintain code quality and improve team knowledge.Fast Delivery Execution:Deliver features quickly and efficiently: Collaborate with team members to ensure rapid development and timely delivery of features, focusing on speed and quality.Prioritize speed in development cycles: Maintain a fast-paced workflow to meet deadlines and launch new features without sacrificing the stability or scalability of the platform.Yêu cầu công việcTech Stack:Core Technology: Strong foundation in Java, Go, Kotlin, or other JVM-based languages.Web Server: Spring Boot or Vert.x (both are good options).Databases: PostgreSQL, MongoDB, HBase (experience with any database is a plus).Qualifications:Experience: 1+ years of backend development focusing on Java, Go, Kotlin, or data structure optimization.Skills: Strong knowledge of Java, Go, or Kotlin programming, real-time applications, scalable system design, and problem-solving.Mindset: Fast learner focused on fast delivery, able to deliver quickly in a high-demand environment.Nice to Have:Knowledge of Spring Boot, Vert.x, and microservices architecture.Experience with promotion systems.

We are looking for an experienced Senior Software Engineerwho is passionate about building high-performance backend systems. You will work closely with a talented engineering team in an Agile environment, contributing to all stages of product development — from architecture design, coding, code review, to production operations. Our product is a next-generation social platform that integrates social media, personalized feed, rating review systems, community engagement, social gamification, real-time chat, and merchant services. The platform is built with a complex microservice architecture, designed to handle millions of users, massive data streams, and high concurrent traffic efficiently. The system is deeply integrated with AI, leveraging machine learning and large language models (LLMs) to enable content understanding, recommendation, fraud detection, and intelligent moderation. You will have the opportunity to work closely with AI engineers to design scalable APIs, data pipelines, and backend infrastructures that power these intelligent features across the social ecosystem.Mô tả công việcDesign, develop, and maintain backend services using Java (Spring Boot / Vert.x / Quarkus) and Kotlin;Build and integrate RESTful APIs, gRPC services, and external third-party systems;Design scalable, reliable, and fault-tolerant architectures that meet performance and business requirements;Write clean, maintainable, and testable code following SOLID principles and modern best practices;Conduct code reviews, optimize performance, and improve database queries (MySQL / MongoDB / Redis / Kafka / ElasticSearch/ HBase/ ClickHouse);Collaborate with DevOps teams to implement and maintain CI/CD pipelines (ArgoCD, Docker, Kubernetes, GitLab CI) across cloud environments (AWS / GCP / Azure);Apply best practices for performance tuning, caching, monitoring, logging, and observability;Work closely with AI and data teams to integrate backend services with machine learning and data pipelines;Mentor and support junior developers, fostering a culture of technical excellence and continuous improvement.Yêu cầu công việcBachelor’s degree in Computer Science, Software Engineering, or a related field;3–6+ years of hands-on experience in Java (Kotlin) development for production systems;Strong proficiency in Spring Boot or Vertx, with understanding of reactive or asynchronous programming;Experience with REST / gRPC APIs and message queues (Kafka, RabbitMQ);Solid understanding of OOP, design patterns, concurrency, and memory management;Experience working with OLAP systems, data analytics pipelines, or data warehousing technologies;Proficient in working with SQL / NoSQL databases (Oracle, MongoDB, Redis, HBase etc.);Familiar with Docker, Kubernetes, and cloud environments (AWS / GCP / Azure);Strong problem-solving skills, logical thinking, and a sense of ownership;Good communication and collaboration skills across teams.

Mô tả công việcPlatform Development:Design and implement APIs: Develop secure, well-documented APIs that allow data scientists and data analysts to create and manage notebooks, Auto ML workflows and data monitors.Develop and monitor micro services: Develop model serving micro services and help monitoring service health and troubleshooting when needed.Develop scalable backend systems: Build reliable, fault-tolerant backend services capable of handling high user volumes while maintaining performanceCollaboration Teamwork:Work with cross-functional teams: Collaborate with frontend engineers and product owners to ensure the backend systems integrate seamlessly with the overall platform.Participate in code reviews: Regularly review and provide feedback on team members' code to maintain code quality and improve team knowledge.Excellent Execution:Deliver features efficiently: Collaborate with team members to ensure rapid development and timely delivery of features, focusing on quality.Yêu cầu công việcTech Stack:Core Technology: Python, Go, BentoML.Web Server: Spring Boot or Vert.x (both are good options).Databases: PostgreSQL, Redis, HBase (experience with any other database is a plus).Qualifications:Experience: Backend development (focusing on Python or Go is a plus).Skills: Strong knowledge of Python or Go, good algorithm mindset, and problem-solving.Mindset: Fast learner focused on fast delivery, able to deliver quickly in a high-demand environment.Nice to Have:2+ years of backend development focusing on Python or Go.Full stack web developmentKnowledge of microservices architecture.Experience with ML systems.

If you● Are a self-driven DevOps Engineer with proven experience in large-scale micro-service systems hosted on AWS● Have a deep understanding of cloud architecture, AWS technologies and cloud security best practices● Are following the latest industry trends and are passionate about cloud computing for large-scale systems Key Responsibilities● Work in a team of DevOps and DBA professionals – initially 3 people, although this will expand throughout the country expansion● Improve existing infrastructure and CI/CD procedure● Holistically improve all aspects of our infrastructure, including reducing costs, improving build and deployment times, streamlining environment provisioning, lowering load times, incorporating the latest techniques and technologies, and more● Monitor and maintain the existing cloud infrastructure via autoscaling, automated alerts● Take ownership and responsibility for our cloud operation activities● Liaise with external security agencies for annual audits as well as perform our own internal security sweeps● Aid in reconfiguring existing architecture to allow for rapid deployments to new countries● Report to DevOps Leader/DirectorOur Stack● Backend Application Framework: Spring Boot (Java Config + Embedded Tomcat)● Frontend Application Framework: VueJS● Micro Service Framework: Spring Cloud Dalston (Netflix Eureka + Netflix Eureka + Netflix Ribbon + Feign)● Database: AWS RDS, RDS Proxy, MONGODB● Public Cache: AWS ElastiCache + Redis● Message Queue: Apache RocketMQ, RabbitMQ● Distributed Scheduling: Dangdang Elastic Job● Data Index and Search: ElasticSearch● Log Real-time Visualization: ElasticSearch + Logstash + Kibana, Grafana Loki● Business Monitoring: Prometheus + Grafana● Reverse Proxy: Nginx● CDN: Cloudflare● Server Virtualization Container: AWS EKS + AWS EC2● Server Operation System: CentOS● Static File Storage: AWS S3● Inner DNS Resolution: AWS Route 53● Network Management: AWS VPC● Cluster Management and Scaling: AWS OpsWorks● Cluster Monitoring: Prometheus + AWS CloudWatch● HTTPS Certificate Management: AWS Certificate Manager● Malicious Attack Defending: AWS WAF Shield● Cluster Alert: AWS SNS + Slack● Continuous Integration/Deployment: Jenkins, Rancher, ArgoCD● Configuration Tool: Ansible, Chef, Sal

1.擔任核心開發者,承擔關鍵任務攻關 2.保證所負責系統的穩定性、高性能、可擴展性

Job Descriptions Gathering and analyzing user requirements to understand business processes. This includes working with users to understand their needs, documenting their requirements, and analyzing the requirements to identify potential problems or areas for improvement.Drafting accurate systems specifications. This includes documenting the system architecture, design, and functionality in a way that is clear and easy to understand.Conducting comprehensive systems testing to ensure bug-free programs. This includes writing and executing unit tests, integration tests, and system tests to ensure that the software meets all of its requirements.Preparing project-specific technical requirement specifications. This includes documenting the specific technical requirements for the project, such as the programming languages, frameworks, and technologies that will be used.Preparing, reviewing, and approving test plans and test specifications. This includes creating documents that describe the test cases that will be used to test the software, as well as the criteria that will be used to determine whether the software has passed or failed the tests.Performing quality reviews of implementations. This includes reviewing the software to ensure that it meets all of its requirements, as well as identifying any potential problems or areas for improvement.Prompt response to reported system problems. This includes responding to any problems that users report as quickly as possible.Quick resolution of problems. This includes taking steps to resolve any problems that users report as quickly as possible.Handling of complex/critical / urgent issues involving decision-making. This includes handling any complex, critical, or urgent issues that arise, as well as making decisions about how to resolve them.Identifying and escalating project-related issues to the project manager. This includes identifying any potential problems or issues with the project, as well as taking steps to resolve them. Collecting data on the project's progress, such as the number of features that have been implemented, the number of bugs that have been found and fixed, and the amount of time that has been spent on the project.Develop new application functionalities as required for upcoming project using Java, Spring boot, Spring Cloud, Oracle.