AI Full Stack Engineer

Mekari is Indonesia's no. 1 Software-as-a-Service (SaaS) company. With our ecosystem of software solutions—including Mekari Jurnal, Mekari Talenta, Mekari Qontak, and Mekari Flex, we aim to facilitate entrepreneurs and leaders as they accelerate the digital transformation of their businesses.

In our 10+ years of journey we have reached over 3 Million platform users, and we're not planning to stop any time soon. We need more people like you: builders and owners with calculated ambition who are ready to

#ElevateThroughImpact

and raise Indonesia's software standard.

How The Role Ships End-to-End

Platform Shipping: Build and run secure, observable inference APIs, routing policies, tenant controls, metering, and operator control surfaces.

Intelligence Supply: Deliver versioned agent drivers, task-specific small models, prompts, tools, and retrieval pipelines for product integration.

Evaluation & Feedback: Use production data, benchmarks, quality gates, and cost metrics to continuously improve models, routing, and guardrails.

Core Responsibilities

API & Platform Architecture: Design high-concurrency REST/streaming APIs, handle auth (OAuth2), RBAC, tenant isolation, fallbacks, metering, and PostgreSQL data modeling.

Model & Agent Delivery: Integrate provider/self-hosted models, maintain versioned capability catalogues, and build lightweight, task-specific models and agent drivers.

Routing & Optimization: Run policy-aware routing, run benchmarks across prompt/output variations, and optimize throughput, latency, and token economics.

Evaluation & Safety: Partner with experts to…