We are looking for a Senior Backend Engineer with strong experience in Python and modern microservices architecture. You will be responsible for building scalable, high-performance backend services using FastAPI, and managing a robust infrastructure with Docker, Kubernetes, and CI/CD pipelines. Job Duties and Responsibilities • Design, implement, and maintain backend services using FastAPI and Python 3.11+. • Work with both relational (PostgreSQL) and document (MongoDB) databases based on service needs. • Develop and optimize asynchronous communication using RabbitMQ or Kafka. • Implement and manage secure API access using OAuth2 / JWT (Auth0 or custom auth services). • Build and maintain CI/CD pipelines using GitHub Actions, GitLab CI, or Jenkins. • Containerize applications with Docker and orchestrate with Kubernetes (AKS, EKS, or GKE). • Implement service discovery using Consul, Eureka, or Kubernetes DNS. • Configure and maintain API gateways such as Kong, Traefik, or NGINX. • Monitor system health and performance with tools like Prometheus, Grafana, or Datadog. • Manage centralized logging using ELK stack or Loki. • Document APIs using Swagger UI (built into FastAPI). • Collaborate with cross-functional teams in an agile development environment.

Design, develop, and maintain high-performance RESTful APIs using Java Spring Boot. Build robust microservices that handle large-scale financial transactions. Work with Kafka and RabbitMQ to implement event-driven architectures. Collaborate with architects and DevOps to design and implement cloud-native and secure systems on AWS. Implement efficient data models and optimize database performance (Oracle, PostgreSQL). Develop and maintain unit tests and contribute to CI/CD pipelines. Ensure high system reliability through monitoring, logging, and performance tuning (ELK, Prometheus). Design and develop internal web applications (admin portals, dashboards, internal tools) to support internal teams such as Operations, Telesales, Customer Service, etc. Build and maintain frontend components using modern frontend frameworks (React, Next.js, Angular, AngularJS, Vue.js). Mentor junior engineers and contribute to code reviews and design discussions. Work closely with business teams (Product, Operations, Telesales, Customer Service) to deliver solutions aligned with user needs.

- Phụ trách từ lên ý tưởng, phát triển đến triển khai MVP trong dự án hỗ trợ chuyển đổi số (DX). - Thực hiện toàn bộ quá trình từ lập kế hoạch, phát triển đến vận hành MVP - Thiết kế kiến trúc hệ thống - Thiết kế cơ sở dữ liệu - Xây dựng phương án kiểm thử - Xây dựng và vận hành môi trường DevOps (sử dụng GitHub) - Quản lý toàn bộ nhóm phát triển và kiểm soát chất lượng ※ Có thể hỗ trợ bằng cách tận dụng nhiều tài sản sẵn có như mô hình ngôn ngữ lớn (LLM) hay các dịch vụ hỗ trợ sử dụng SaaS cho bộ phận văn phòng (back office).