Full Stack JS developer ( Node, Vue)

About Wami

At Wami, we build meaningful digital products and long-term partnerships with clients across the US, Japan, and Europe. Our team combines deep engineering expertise with a product mindset — creating scalable, high-quality solutions that make real business impact.

We’re now looking for a Mid+ Backend Developer to join our distributed team and help us deliver high-load, data-intensive services for Energy Intelligence platform — one of the most innovative renewable-energy systems worldwide.

What you’ll do

• Design, develop, and maintain backend services and APIs using Node.js and TypeScript.
• Work in a microservices architecture with Docker and Kubernetes.
• Ensure reliability, observability, and high performance of backend systems.
• Design data models and optimize queries in PostgreSQL.
• Implement asynchronous communication via queues/streaming (Kafka is a plus).
• Collaborate closely with Product, DevOps, and Frontend teams to deliver end-to-end features.
• Write clean, well-tested, and maintainable code; take part in code reviews.

• Operate in a multi-tenant, high-scale environment.

   

What we’re looking for

• 6+ years of professional backend development experience.
• Strong knowledge of Node.js + TypeScript (NestJS experience is a plus).
• Hands-on experience with Docker and Kubernetes (writing Dockerfiles, managing pods, logs, rollouts).
• Excellent skills in SQL and data modeling (PostgreSQL).
• Experience with microservices, message queues, and event-driven architecture.
• Understanding of CI/CD pipelines, monitoring tools (Prometheus, Grafana), and cloud environments.
• Strong ownership, debugging, and communication skills.

Nice to have

• Experience with ClickHouse or other time-series databases (TimescaleDB, InfluxDB).
• Understanding of security best practices (authN/authZ, secrets management, least privilege).
• Experience with performance profiling and incident response in production.