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bimakw/README.md

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Gregorius Bima Kharisma Wicaksana

Technical Lead | Building scalable systems for 100K+ users

Jakarta, Indonesia

LinkedIn Email Portfolio GitHub

About

Results-driven Technical Lead with 6+ years of full-stack and enterprise-level software development experience. Specializing in Golang (Fiber), .NET Core, Laravel, and cloud-native architecture. Currently leading a 20-member technical division at PT. Indomarco Prismatama (Indomaret Group), architecting backend services supporting 100K+ internal users.

GitHub Stats

Activity Graph

Activity Graph

Tech Stack

Languages

Go Rust C# PHP TypeScript JavaScript

Frameworks & Tools

Fiber .NET Laravel Actix Jenkins GitHub Actions

Cloud & Infrastructure

GCP Docker Kubernetes Terraform Nginx Redis Firebase

Practices

Microservices Domain-Driven Design Hexagonal Architecture Clean Architecture CI/CD API Gateway Architecture

Featured Projects

Percival (PMO)

Full-stack PMO application for project tracking. Features project/task management, team & resource allocation, dashboard analytics.

Next.js TypeScript Rust (Axum) PostgreSQL Docker

GCP DevOps IaC

Production-ready GCP infrastructure with Terraform. GKE cluster, Cloud SQL, ArgoCD GitOps, Prometheus & Grafana monitoring.

Terraform GKE Cloud SQL ArgoCD Prometheus

Auth Service

Authentication microservice with JWT, Google OAuth2, Two-Factor Authentication (TOTP) with backup codes, and RBAC.

Rust Actix-web PostgreSQL Redis JWT

URL Shortener

High-performance URL shortening service with analytics and QR code generation. Throughput: 10,000+ req/s.

Go PostgreSQL Redis Clean Architecture

API Gateway

Lightweight API Gateway with rate limiting (token bucket), API key management, and reverse proxy.

Go Redis Docker

Service Presensi

HR Attendance system migration. Redis caching improved API response by 60%. Handles 10K+ concurrent users.

Golang (Fiber) Redis PostgreSQL GCP

Profile Views

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  1. gcp-devops-iac gcp-devops-iac Public

    Production-ready GCP infrastructure using Terraform with full DevOps pipeline - GKE, Cloud SQL, Cloud Build, ArgoCD, Prometheus, Grafana

    HCL 1

  2. percival percival Public

    Project Management Office - Internal project tracking and reporting system

    TypeScript 1

  3. detective-benno detective-benno Public

    AI-powered code review detective - solving code mysteries, one PR at a time

    Python

  4. lexicon lexicon Public

    Blog/CMS REST API with .NET 8 and Clean Architecture

    C#