Senior Full Stack Engineer

Kitabisa; Jakarta Pusat; On-site; IDR 540,000,000 - 660,000,000; Full time

Job summary

Kitabisa in Jakarta Pusat, Indonesia, seeks a senior software engineer to build reliable Go APIs and scalable backend systems, while delivering responsive interfaces with Next.js and TypeScript.

You will own features from design through testing, deployment, and production support, mentor teammates, and contribute to architecture decisions in a collaborative, fast-paced environment.

Qualifications

• 5+ years of professional software engineering experience.
• Proficiency in Go, including API development with OpenAPI, testing, concurrency, and error handling.
• Solid database skills across SQL and NoSQL, including data modeling, schema design, indexing, transactions, and query optimization.
• Practical experience building production interfaces with React or Next.js and TypeScript.
• Familiarity with Docker, Kubernetes, CI/CD pipelines, cloud environments, and production observability, including logging, metrics, and tracing.
• Familiar with AI assisting tools to support development, debugging, and testing, with sound judgment in reviewing and validating generated code.

Responsibilities

• Build reliable APIs and business logic in Go.
• Design database schemas, write efficient queries, and manage safe migrations.
• Deliver responsive, accessible interfaces in Next.js and TypeScript, working with product and design.
• Integrate LLM APIs into product features, with appropriate validation, error handling, and cost controls.
• Own features from technical design through testing, deployment, and production support.
• Contribute to architecture decisions, review code, and mentor teammates.

Skills

Go backend development

API development

SQL & NoSQL databases

Next.js / TypeScript

Code review & mentoring

Observability (logs, metrics, tracing)

OpenAPI / testing

Tools

Docker

Kubernetes

CI/CD pipelines

Cloud environments

AI tooling (Claude/Codex/OpenCode)

Job description

• Build reliable APIs and business logic in Go.
• Design database schemas, write efficient queries, and manage safe migrations.
• Deliver responsive, accessible interfaces in Next.js and TypeScript, working with product and design.
• Integrate LLM APIs into product features, with appropriate validation, error handling, and cost controls.
• Own features from technical design through testing, deployment, and production support.
• Contribute to architecture decisions, review code, and mentor teammates.

• Build reliable APIs and business logic in Go.
• Design database schemas, write efficient queries, and manage safe migrations.
• Deliver responsive, accessible interfaces in Next.js and TypeScript, working with product and design.
• Integrate LLM APIs into product features, with appropriate validation, error handling, and cost controls.
• Own features from technical design through testing, deployment, and production support.
• Contribute to architecture decisions, review code, and mentor teammates.

Minimum Qualifications

• 5+ years of professional software engineering experience, with strong backend experience and a track record of shipping features end-to-end.
• Proficiency in Go, including API development with OpenAPI, testing, concurrency, and error handling.
• Solid database skills across SQL and NoSQL, including data modeling, schema design, indexing, transactions, and query optimization.
• Practical experience building production interfaces with React or Next.js and TypeScript.
• Familiarity with Docker, Kubernetes, CI/CD pipelines, cloud environments, and production observability, including logging, metrics, and tracing.
• Proficient with AI assiting tools such as Claude Code, Codex, or OpenCode to support development, debugging, and testing, with sound judgment in reviewing and validating generated code.
• Good engineering judgment: you can break down ambiguous requirements, explain tradeoffs, and balance quality with delivery.
• Clear communication and a collaborative approach to code reviews and technical decisions
• Core stack: Go
• PostgreSQL
• Next.js
• TypeScript
• Docker