Senior Backend Engineer — Remote (Indonesia)

20byte; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

20byte is seeking a senior-leaning backend engineer to design secure, high-throughput APIs and serverless infrastructure powering web and mobile apps. You will shape data models, optimize performance, and define architecture decisions to increase reliability of our services.

You'll work with Node.js with TypeScript or Python (FastAPI/Django), collaborate with frontend and mobile teams, implement scalable database schemas, and document architectures for the broader tech org.

Qualifications

• Indonesian citizen residing in Indonesia.
• Remote within the country.
• Three+ years of backend or full-stack experience with backend focus.
• Proficiency in Node.js with TypeScript, or Python with FastAPI or Django.
• Strong relational database design, schema migrations, and query optimization.
• Professional written and spoken English skills.

Responsibilities

• Architect and build secure, scalable APIs and serverless services for production traffic.
• Design, migrate, and optimize relational and NoSQL database schemas.
• Improve query performance and data access patterns across services.
• Collaborate with front-end and mobile engineers to define contracts and integration points.
• Document system architecture, data flows, and engineering decisions for the wider team.

Skills

Node.js

TypeScript

Python

SQL & Relational DBs

NoSQL

APIs design

English communication

Serverless

Tools

FastAPI

Django

Job description

20byte is seeking a senior-leaning backend engineer to design secure, high-throughput APIs and serverless infrastructure powering web and mobile apps. You will shape data models, optimize performance, and define architecture decisions to increase reliability of our services.

You'll work with Node.js with TypeScript or Python (FastAPI/Django), collaborate with frontend and mobile teams, implement scalable database schemas, and document architectures for the broader tech org.