Backend Engineer (Node.js, Python, Go, Rust)

Backend Engineer at LLL Inc. Location: Full Remote (Malaysia-based) Experience: 3–5 years About The Role Design and build scalable backend systems and APIs for enterprise applications. Work with modern backend technologies and cloud infrastructure to deliver robust solutions for Japanese and ASEAN clients. Key Responsibilities Design and develop RESTful and GraphQL APIsDesign database schemas and optimize queriesBuild microservices architectureDeploy and manage applications on AWS/GCP/AzureImplement authentication, authorization, and security best practicesMonitor application performance and optimize bottlenecksWrite unit and integration testsCreate technical documentationCollaborate with frontend engineers and Japanese stakeholders Required Qualifications 3–5 years of backend development experienceStrong expertise in one or more: Node.js (NestJS, Express, Fastify), Python (Django, FastAPI), Go, RustExperience with Laravel or NestJS frameworks — plusExpert in SQL and relational databases (PostgreSQL, MySQL)Experience with NoSQL databases (MongoDB, Redis)Understanding of API design principles and best practicesKnowledge of authentication protocols (JWT, OAuth, SAML)Familiarity with cloud platforms (AWS, GCP, or Azure)Version control with GitStrong problem-solving skills Preferred Qualifications Japanese language proficiency (N3 or higher) — plusExperience with message queues (RabbitMQ, Kafka)Knowledge of caching strategies (Redis, Memcached)Microservices architecture experienceDevOps skills (Docker, Kubernetes)Experience with serverless architecture (AWS Lambda)Prior work with Japanese clients or companies Apply Now ← Back to All Careers