FULLSTACK DEVELOPER

Kanggo; Tangerang Selatan; On-site; IDR 334,800,000 - 669,600,000; Full time

Job summary

Kanggo is seeking an experienced Fullstack Developer to build scalable backend systems and integrate them with frontend and mobile APIs. You will work onsite at BSD, Tangerang Regency, with a focus on modern architecture and best coding practices.

Responsibilities include building microservices with Go or Node.js, designing REST and gRPC APIs, and managing MySQL and MongoDB under high loads. You will deploy using Docker/Kubernetes on AWS/GCP and implement CI/CD pipelines.

Qualifications

• Backend development experience with Go or Node.js.
• Experience with MySQL and MongoDB.
• Proficiency in RESTful APIs and gRPC.
• Knowledge of microservices architecture and CI/CD pipelines.

Responsibilities

• Build and maintain microservices using Go or Node.js.
• Design modular REST/gRPC APIs and optimize inter-service communication.
• Manage MySQL and MongoDB databases for high loads.
• Implement authentication/authorization and centralized logging.
• Deploy services with Docker/Kubernetes on AWS/GCP and monitor performance.

Skills

Go

Node.js

Microservices

REST API design

gRPC

Cloud platforms

Tools

Docker

Kubernetes

AWS

GCP

Git

Postman

Prometheus

Grafana

Job description

Location: BSD, Tangerang Regency (onsite)

Type: Full-time

We are looking for an experienced Fullstack Developer to build scalable, end-to-end solutions. You will be responsible for developing high-performance backend systems and integrating them with frontend and mobile APIs, focusing on modern architecture and best coding practices. Candidates with proven experience in Artificial Intelligence (AI) and Machine Learning (ML) will be highly preferredKey

Responsibilities

Backend Development (70%)

• Build and maintain microservices using Go or Node.js
• Design modular APIs (REST, gRPC) and optimize inter-service communication
• Manage MySQL (transactional) and MongoDB (document/flexible) databases for high loads
• Implement authentication/authorization (JWT, OAuth) and centralized logging

Integration & Frontend Development (20%)

• Develop functional (mobile) interfaces connected to backend via APIs
• Build reusable components for mobile applications (Kotlin/Flutter)
• Perform end-to-end testing to ensure data consistency across layers

Infrastructure & Quality

• Deploy services using Docker/Kubernetes and cloud platforms (AWS/GCP)
• Design CI/CD pipelines (GitHub Actions/Jenkins) and TDD practices
• Monitor system performance and perform optimizations (latency, throughput)

Required Qualifications

Technical

Languages & Frameworks

• Backend: Go or Node.js (Express/NestJS)
• Frontend: At least 1 modern framework (Flutter or Kotlin for Android)

Database

• MySQL (query optimization, indexing, replication)
• MongoDB (aggregation, sharding, schema design)

API & Architecture

• Experience building RESTful APIs and gRPC
• Deep understanding of microservices (service discovery, circuit breaker)

Infrastructure

• Docker/Kubernetes and cloud services (AWS EC2/S3, GCP Compute Engine)
• Tools: Git, Postman, Prometheus/Grafana (monitoring)