12-Month Fullstack .NET Core Developer

Merkleinnovation; Sunter Agung; Hybrid; IDR 502,200,000 - 837,000,000; Full time

Job summary

Merkleinnovation is seeking a FullStack Developer with strong .NET experience to design, develop, and optimize enterprise-scale applications in a high-transaction environment. You will build backend services, APIs, and data layers using .NET Core, EF Core, and PostgreSQL, while implementing microservices and distributed systems.

Ideal candidates will troubleshoot performance bottlenecks, work with containerized deployments, and contribute to DevOps practices including CI/CD, monitoring, and

Qualifications

• 3+ years in engineering enterprise applications with .NET/.NET Core.
• Deep knowledge of C#, ASP.NET Core, Web API and OO design.
• Experience with DI, middleware, auth, and API tuning.
• EF Core for data access; proficiency with PostgreSQL and complex SQL.
• Strong understanding of LINQ, lazy/eager loading, and change tracking.
• Ability to audit SQL and troubleshoot ORM performance.
• Experience building microservices and distributed systems.
• Familiarity with containerization, logging, and monitoring stacks.
• Joiner needed ASAP.

Responsibilities

• Design, develop, and maintain backend services, RESTful APIs, and databases.
• Optimize data access with EF Core and PostgreSQL, tune queries and address bottlenecks.
• Implement resilient microservices using DDD, event-driven patterns, and containers.
• Tune performance with EXPLAIN/ANALYZE and optimize for high throughput.
• Ensure security, maintainability, and resilience with DI, middleware, auth, and tracing.
• Lead complex engineering tasks and promote clean code across the lifecycle.

Skills

NET Core

C#

ASP.NET Core

Web API

PostgreSQL

Entity Framework Core

Microservices

DDD

Docker

Kubernetes

CI/CD

Observability

Education

Bachelor’s degree in Computer Science or related field

Tools

Docker

Kubernetes

Grafana

Prometheus

ELK

Azure

AWS

RabbitMQ

Kafka

Redis

Job description

Merkleinnovation is seeking a FullStack Developer with strong .NET experience to design, develop, and optimize enterprise-scale applications in a high-transaction environment. You will build backend services, APIs, and data layers using .NET Core, EF Core, and PostgreSQL, while implementing microservices and distributed systems.

Ideal candidates will troubleshoot performance bottlenecks, work with containerized deployments, and contribute to DevOps practices including CI/CD, monitoring, and